A camera on a tripod records stars as streaks once the shutter stays open past a few seconds, because the Earth keeps turning while the sensor is exposed. A portable star tracker fixes that by rotating the camera at the same rate, which turns a 20-second shot into a three-minute one and reveals nebulae and galaxies that never show up otherwise.
Travel changes the buying equation completely. The lightest tracker that works well at home can be the wrong one when you are carrying a bag through an airport, climbing a trail with a headlamp, and shooting in freezing air at a dark site you reached after dark. Weight, battery type, setup time and polar alignment method matter as much as payload rating.
We spent weeks comparing seven portable star trackers for travel, checking payload, power options, alignment hardware and how much of the night each one realistically covers. The best portable star trackers for travel on this list range from a 0.58 kg unit that fits in a jacket pocket to a full GoTo kit with its own tripod.
One note before we start: this is a general buying guide published on a site that mostly covers travel kit, and nothing here changes the fact that the night sky is the main event. If you are packing a full kit for a trip, our travel gear picks cover the rest of your kit.
Table of Contents
Top 3 Best Portable Star Trackers for Travel (October 2026)
Sky-Watcher Star Adventurer 2i Pro Pack
- Wi-Fi SAM Console control
- Illuminated polar scope
- 40+ hours on AA batteries
Sky-Watcher Star Adventurer GTi Kit
- Full GoTo pointing
- Bundled tripod and counterweight
- Sidereal lunar and solar rates
All 7 Best Portable Star Trackers Compared in 2026
| Product | Specifications | Action |
|---|---|---|
| Sky-Watcher Star Adventurer 2i Pro Pack |
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| Sky-Watcher Star Adventurer GTi Kit |
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 iOptron SkyGuider Pro |
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 Vixen POLARIE U |
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 Sky-Watcher Star Adventurer Mini |
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 iOptron SkyTracker Pro |
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 Explore Scientific iEXOS-100-2 |
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1. Sky-Watcher Star Adventurer 2i Pro Pack – Best all-round travel tracker
Sky-Watcher Star Adventurer 2i Pro Pack (S20512)
Wi-Fi SAM Console control
Illuminated polar scope
40+ hours on AA
Dual-axis tracking
Portable nightscape platform
Pros
- Excellent tracking accuracy when properly aligned
- Built-in autoguider port
- Battery life of 40+ hours on AA
- Wi-Fi smartphone control
- Solid brass and aluminum gears
Cons
- Battery cover feels flimsy
- Mode switch can be toggled in transit
- Polar scope illuminator awkward with a camera mounted
- App is basic
The Star Adventurer 2i Pro Pack is the tracker we recommend most often, and it earned that place across a season of field use rather than a single night. It weighs 7 pounds as packed and rides on a standard photo tripod through the deluxe equatorial base included in the kit.
Setup is where it wins. The illuminated polar scope is built into the body, so once the base is roughly level and aimed at the pole you are refining an alignment rather than building one from scratch. That difference matters when it is 22 degrees out and you have maybe twenty minutes of usable darkness.
The 2i runs from AA cells or USB, and reviewers consistently report 40 hours or more of runtime from a fresh set. It also has a built-in autoguider port, which means you can add guiding later without replacing the mount if your lenses get longer.
Control runs through Wi-Fi with the SAM Console app rather than a wired hand controller, which keeps the tripod legs free of cables. If you are a traveller, this is the tracker we pack. It handles wide fields and moderate telephoto without any fuss, and it survives being carried around in a side compartment.
Who the Star Adventurer 2i suits
This is the right pick if you shoot nightscapes and occasional deep sky with lenses up to about 200mm and want the option of guiding later. Bring a counterweight bar if your kit is on the heavy side, since the mount relies on balance rather than the motor holding everything up.
It also suits anyone who already owns a tripod and a ball head. The Pro Pack is a tracker head first, so you are buying the tracking capability rather than a whole support system.
Where the 2i disappoints
The battery door feels flimsy, and the mode switch sits where a bag strap can flip it during a walk to the ridge. Owners also note the external polar scope illuminator is awkward to use once a camera is mounted on the opposite end.
The SAM Console app is serviceable but plain. It does the job of starting runs and changing speeds, which is all most people need, but it is not the app you would design around for a multi-night trip.
2. Sky-Watcher Star Adventurer GTi Mount Kit – Best GoTo kit for beginners
Sky Watcher Sky-Watcher Star Adventurer GTI Mount Kit with Counterweight, CW bar, Tripod, and Pier Extension – Full GoTo EQ Tracking Mount for Portable and Lightweight Astrophotography
Full GoTo pointing
Wi-Fi smartphone control
Bundled tripod and pier
Counterweight bar and 5 lb weight
Sidereal lunar and solar rates
Pros
- GoTo pointing removes manual hunting
- Everything needed is in one box
- Illuminated polar scope is built in
- Multiple tracking rates for solar work
- Good build quality
Cons
- Heaviest kit here at 26 pounds
- Ball head is not ideal for every payload
- Longer tripod collapses for airline bags
The GTi Mount Kit is the one to buy if you want to point a camera at a target without hunting for it by hand. It is a complete GoTo system with the mount head, tripod, pier extension, counterweight bar and a 5 lb counterweight already in the box.
That completeness is the point. Instead of assembling a base, a wedge, a counterweight and a tripod separately, you unpack one system and go. Users of the GoTo mount report it slews accurately enough for nebulae at 300mm, which is beyond what most trackers here can claim.
Multiple tracking rates cover sidereal, lunar and solar work, so the same mount can follow the Moon or handle a solar eclipse session. The built-in illuminated polar scope and built-in Wi-Fi handle both alignment and control, and a two-year limited warranty backs the kit.
Our honest concern is weight. At 26 pounds with the tripod, this is the heaviest package we tested and it is the least suited to a carry-on bag. It makes sense for car camping, a cabin with a car, or a basecamp trip where gear stays in one vehicle.
Who the GTi kit suits
Pick this if GoTo matters to you, meaning you shoot specific targets and would rather slew to them than scan the sky with a star chart. Solar and lunar tracking are real advantages for eclipse and Moon photography.
It is also a good fit for anyone who wants a telescope-ready mount, since the same head carries a small refractor with the included counterweight system.
Where the GTi kit disappoints
Portability is the weak side. The tripod folds long, and carrying 26 pounds up a trail or through an airport is a different proposition than the 1.5 lb Star Adventurer Mini. Ball heads also flex more than a rigid dovetail under heavier loads.
If your trips are aircraft-heavy, look at the 2i Pro Pack instead and treat GoTo as a luxury you can add later.
3. iOptron SkyGuider Pro – Best value tracker with the longest internal battery
iOptron SkyGuider Pro Camera Mount Full Package
All-metal body
20+ hour internal battery
11 lb balanced payload
AccuAlign illuminated polar scope
Autoguider port
Pros
- Two-minute-plus exposures at 500mm
- Internal rechargeable battery runs 20+ hours
- Mount-only weight of 2.2 lb
- All-metal body resists flexing
- Autoguider port for advanced work
Cons
- Short 8 inch counterweight bar
- Polar scope may need collimation out of the box
- Only one hex key included
- No tripod included
The SkyGuider Pro is the tracker we reach for when the trip is long and there is no mains power nearby. Its internal rechargeable battery is quoted at up to 20 hours of operation, which covers several nights of shooting from a single charge.
The build is the differentiator. It is an all-metal body rather than a plastic shell, and reviewers report tracking good enough for 2-minute-plus exposures at 500mm. That is the longest figure quoted for any tracker here, and it comes with an autoguider port on the right ascension axis.
The AccuAlign dark field illuminated polar scope makes alignment quick once you have the hang of it, and half-sidereal rate lets you frame a landscape and a starfield together. Mount-only weight is 2.2 lb and it folds to roughly 3.7 by 4.5 by 5.2 inches, so it disappears into a camera bag.
Latitude adjustment runs from minus 30 to 65 degrees, which covers most of the populated world. South of that range you need a different approach, and we cover it in the alignment section below.
Who the SkyGuider Pro suits
This suits long multi-night trips, cold sites with no power, and anyone shooting longer lenses who wants a real metal gearbox rather than a plastic one. It also folds small enough to fit alongside a normal camera kit.
If you already own a tripod, this pairs well with it. Nothing about the mount requires the branded support system.
Where the SkyGuider Pro disappoints
The counterweight bar is short at 8 inches, which means heavy setups need an extension bar. The polar scope also sometimes arrives needing collimation, and only the 2 mm hex key is included even though adjustment needs both sizes.
There is no GoTo, and the eyepiece on the polar scope can fit loosely enough to need an O-ring. Budget a few minutes of setup before your first light.
4. Vixen POLARIE U – Best tracker for the lightest carry-on bag
Vixen POLARIE U Star Tracker
0.58 kg body
Five variable tracking speeds
ST4 autoguiding port
USB Type-C or 4 AA power
Reflex finderscope
Pros
- Lightest unit we tested at 0.58 kg
- Five variable tracking speeds
- ST4 autoguiding port
- USB Type-C and AA power options
- Smartphone shutter release
Cons
- Lowest payload in the group
- Reflex finder is less precise than a polar scope
- English manual not guaranteed
The POLARIE U weighs 0.58 kg, which makes it the tracker to take when every gram counts. It measures 4.5 by 2.8 by 3.5 inches and takes 4 AA batteries or a USB Type-C supply, so it works with the power bank you already carry.
Five variable tracking speeds give it more flexibility than the two-speed units in this group. It also has an ST4 autoguiding port and a smartphone shutter release, which is unusual at this size and lets you run intervals without a wired remote.
The one thing every traveller should check before buying is the folded size against the rest of the bag. At 4.5 by 2.8 by 3.5 inches it takes up less space than a paperback, which matters when the bag is already carrying a camera, two lenses and a power bank.
For wide fields and nightscapes the POLARIE U is genuinely capable, and timelapse work is a natural fit for it. The small body means it can sit on a compact travel tripod without the assembly feeling top-heavy.
Where it runs out of road is payload and alignment precision. The reflex finderscope replaces a true polar scope, so getting a tight alignment takes more iteration, and long heavy lenses are out of reach.
Who the POLARIE U suits
It suits hikers, cyclists and anyone travelling with a strict carry-on weight limit. If your camera and lens stay under about a kilo, this is the tracker that will not be the reason you leave gear behind.
Timelapse shooters will also like the variable speeds and phone shutter control.
Where the POLARIE U disappoints
Payload is the biggest limit here, and it is the reason this unit sits outside our top three. Push past a light body and a fast lens and you will see the cost in your frames.
Alignment is the second. A reflex finder gives you a rough direction, not a repeatably centred polar axis, which matters over long multi-night sessions. The English manual is also not guaranteed in every box.
5. Sky-Watcher Star Adventurer Mini – Best for wide-field nightscapes on a hike
Sky-Watcher Star Adventurer Mini – Motorized DSLR Night Sky Tracking Mount For Nightscapes, Time-lapse, and Panoramas
1.5 lb mount
6.6 lb payload
Wi-Fi SynScan control
Polar scope with illuminator
Ball head adapter included
Pros
- Only 1.5 lb for a full tracking mount
- 6.6 lb payload is generous for the size
- Ball head adapter included
- Polar scope and illuminator in the box
- AA batteries or 5V USB power
Cons
- Less stable with heavier telephoto lenses
- Smaller community of owner reviews
- Motor needs occasional cleaning
- Wi-Fi app is basic
The Star Adventurer Mini is the sweet spot between the POLARIE U and the full-size 2i. It weighs 1.5 lb, carries up to 6.6 lb of payload, and ships with a ball head adapter plus a polar scope with illuminator.
Roughly 24 hours of AA battery life is quoted, and a 5V mini-USB input covers power bank use. Wi-Fi control runs through the SynScan app on Android and iOS, so you can start sequences without touching the camera.
Brass and aluminum gears give it smooth tracking for the money, and the modular design drops onto a photographic tripod with no additional adapter. Wide fields at short focal lengths are where it performs best, which is exactly what most travel astrophotography needs.
The bundle approach is genuinely useful for beginners. Polar scope, illuminator, ball head adapter and tracking motor in one small box is a lot of setup you do not have to source yourself.
Who the Star Adventurer Mini suits
This suits hikers, backpackers and anyone photographing the Milky Way with a wide or moderate telephoto lens. At 1.5 lb it costs you almost nothing in pack weight over the 2i while adding Wi-Fi and a built-in polar scope.
It is also a good first tracker, because the included ball head adapter and scope remove most of the early guesswork.
Where the Star Adventurer Mini disappoints
Payload is lower than the full-size 2i, and the small frame flexes more when a heavier lens is fitted. If you plan to shoot long focal lengths, the lighter body will show it.
There is also less owner feedback in the community than the 2i has, which means fewer troubleshooting threads when something behaves oddly. Keep a lens cloth and some compressed air handy for the motor.
6. iOptron SkyTracker Pro – Best budget tracker for first-time users
iOptron SkyTracker Pro Camera Mount with Polar Scope, Only
3 kg payload
Integrated rechargeable battery
Four tracking speeds
Micro USB charging
Includes padded bag
Pros
- Integrated rechargeable battery
- Four speeds including sidereal and half sidereal
- Polar scope included in the box
- Compact at 3.3 lb
- Padded carry bag included
Cons
- Base is not Arca-Swiss compatible
- Some plastic in base and dovetail
- Ball head not included
- Needs a counterweight for longer lenses
The SkyTracker Pro is the simplest entry into this roundup and it holds up better than its spec sheet suggests. Payload is 3 kg, which covers a mirrorless body with a short telephoto or a lightweight wide setup comfortably.
It charges over micro USB to about 80 percent in five hours and runs on the integrated rechargeable battery. Four tracking speeds cover 1X celestial, half celestial for sky and landscape together, solar and lunar, plus north and south hemisphere operation.
The jog button for framing, the dimmable scope LED and the included padded bag are details you notice on a cold night. A 600 second worm period is long by modern standards, which helps tracking hold up on longer exposures.
Community reporting is that the unit survives knocks remarkably well, including one owner who dropped it on granite and kept using it. That durability matters when your gear lives out of a car boot between sessions.
Who the SkyTracker Pro suits
It suits a first-time owner who wants nightscapes and Milky Way panoramas without a large learning curve. The padded bag and polar scope in the box mean you can start shooting the same evening it arrives.
It is also a sensible backup body of gear for a traveller who wants a tracker that is not the most expensive thing in the bag.
Where the SkyTracker Pro disappoints
The base is not Arca-Swiss compatible, which rules out many modern tripod heads unless you use an adapter. Some of the base and dovetail parts are plastic, so treat it more carefully than the all-metal SkyGuider Pro.
A ball head is not included, and heavier lenses want a counterweight. Those two additions push you toward buying another item before the first night.
7. Explore Scientific iEXOS-100-2 PMC-Eight – Best for dual-axis GoTo and app control
iEXOS-100-2 PMC-Eight Equatorial Tracker System Tripod and Mount for Astrophotography with WiFi and Bluetooth Compatible
PMC-Eight eight CPU controller
Dual-axis worm gears
Full GoTo via ExploreStars
Bundled tripod
Polar alignment sight hole
Pros
- Full GoTo with tens of thousands of objects
- Dual-axis tracking corrects both RA and Dec
- PMC-Eight controller is responsive
- Clutched axes make balancing easy
- No polar scope needed with the sight hole
Cons
- Lowest rating in the group at 3.9
- App control expects a tablet
- Heavier once the tripod is included
- Most complex setup of the trackers tested
The iEXOS-100-2 is the only true dual-axis tracker here, meaning it corrects drift on both the right ascension and declination axes rather than only one. That is a real advantage if you are stacking long sub-exposures and want the guides to work hard on both axes.
The PMC-Eight controller runs on eight independent CPUs, and the ExploreStars app handles full GoTo across Apple, Android and Windows tablets. Clutched axes on both sides make balancing straightforward, which is usually the fiddliest part of setting up any tracker.
A polar alignment sight hole runs through the right ascension axis, so you can align to a bright star without buying a separate scope. Wi-Fi and Bluetooth are both supported and a tripod is included.
Where it falls short is practicality in transit. The tripod makes the whole package heavier and bulkier than a bare tracker head, and the rating is the lowest in this group at 3.9, which usually reflects setup complexity rather than tracking quality.
Who the iEXOS-100-2 suits
It suits someone who wants a full GoTo system and is comfortable driving an app from a tablet. If you later upgrade to a guide scope or a small refractor, the dual-axis architecture grows with you.
Car campers will appreciate that the tripod is already part of the package, removing one more thing to source.
Where the iEXOS-100-2 disappoints
App-dependent control means planning before you leave a service. Remote sites with no data signal make that a genuine problem, and it is the most common frustration in owner reviews of PMC-Eight systems.
Setup is also more involved than a simple tracker. For a traveller who wants a head out of a bag and running in minutes, that complexity costs more than the dual-axis benefit returns.
How to Choose a Portable Star Tracker for Travel
Choose by payload first, then weight, then power. Everything else is preference. Payload is the number that decides whether your lens is usable, weight decides whether you bring it at all, and power decides whether you shoot through the night.
Payload ratings assume a balanced, counterweighted load. A camera with a long telephoto zoom can exceed the stated rating even when the camera body alone is light, so add the weight of the lens and any adapters before you commit. Mounts listed here range from 3 kg on the SkyTracker Pro to 11 lb on the SkyGuider Pro when balanced.
Weight is the second filter, and the gap is enormous. The POLARIE U at 0.58 kg and the Star Adventurer Mini at 1.5 lb are hiking gear. The GTi Mount Kit at 26 pounds with tripod is car camping gear, and no amount of clever packing changes that.
Power options decide how far from a road you can go. AA cells are the simplest and the least fuss, and the 2i Pro Pack is quoted at 40 hours or more from a set. Internal rechargeable batteries, as on the SkyGuider Pro and SkyTracker Pro, give you 20 hours or more with no spares to carry, but you lose the ability to hot-swap cells mid-session.
Autoguiding is the fourth question. An ST4 port or autoguider port on the right ascension axis, as found on the POLARIE U and SkyGuider Pro, lets you add guiding with a guide scope later if you move to longer focal lengths. Single-axis guiding handles most wide-field work perfectly well, which is why two of these trackers include it and the rest do not.
GoTo is the fifth. GoTo points the camera at a target for you, which matters if you shoot specific deep sky objects or want solar and lunar tracking. It adds weight, app dependence and cost, so it is worth taking only if you use it. If you build your kit around drinks and meals as well as gear, our best portable blenders for travel covers the field kitchen side of the same trip.
Polar Alignment Methods Compared
Polar alignment is the step that decides whether your stars are round or trailing, and the five methods on these trackers differ a lot in speed and precision. A built-in illuminated polar scope, as on the 2i Pro Pack and Star Adventurer Mini, remains the fastest route to a repeatable alignment once you have practised it.
Several common alignment routes exist. A built-in polar scope with a dark field illuminated reticle gives repeatable alignment without extra hardware and is what the 2i, the Mini and the SkyGuider Pro use. A sight hole straight through the right ascension axis, as on the iEXOS-100-2, needs no separate scope and uses a bright star instead. A reflex finder, as on the POLARIE U, is the fastest to use and the least precise, giving a rough heading rather than a repeatable axis.
App-assisted alignment using a phone inclinometer is slower and less accurate in the field but costs nothing extra. Laser alignment is the fastest of all and raises a legal question: laser pointers are restricted or banned for public use in many countries, states and cities, and travellers report having devices confiscated at airport security. Check the rules for every country and state on your itinerary before packing one.
In the southern hemisphere, look for the Southern Cross rather than Polaris, and set your mount to southern hemisphere mode where the tracker offers one. The SkyTracker Pro covers both north and south operation, while the SkyGuider Pro’s latitude adjustment runs from minus 30 to 65 degrees, which does not reach the far south. Confirm your latitude range before booking a trip south of Australia or southern Chile.
Flying With a Star Tracker
You can take a portable star tracker on a plane, and most travellers in our research did it without a problem. The practical constraint is weight, not permission. Airlines count a tripod and a tracker head as your carry-on, so check whether you are bringing a roller bag as well.
Lithium batteries are the item to plan around. Internal rechargeable batteries inside a camera or mount generally travel in carry-on baggage rather than checked luggage, and spare lithium cells must be carried in the cabin with terminals protected. AA cells face no such restriction, which is one reason a tracker that runs on AAs is the safer airline choice.
A laser pointer is the other item to think about. Even where it is legal to own, pointing one at aircraft or at other people is illegal almost everywhere, and security staff are cautious about them. If your alignment plan depends on a laser, have a polar scope method ready as a backup.
For a packing template, an ultralight hike carries a tracker head, a small ball head, AA cells and a short carbon tripod. A carry-on kit adds a counterweight bar, a dew heater strip and a longer wedge. A car camping kit can be generous, which is where the full GTi Mount Kit starts to make sense.
Essential Accessories for a Travel Star Tracker
Most trackers here are heads, not systems, so a tripod and a ball head are the first two things to buy. A stiff carbon or aluminium travel tripod matters more than a cheap one, because wind on a thin-legged tripod shows up as vibration in the corners of your frames.
Second on the list is power. Carry a small USB power bank for the models that accept USB, and a spare set of AA cells for the models that use them. Both at once is cheap insurance against a dead battery ending a clear night.
Third is dew control. A cheap USB dew heater strip across the front element of the lens prevents the fogging that ends long sessions in humid coastal air, and it draws less power than you would expect. A dew blower is the fallback when you have no power.
Fourth, balance. A counterweight bar and a counterweight let you run heavier payloads and reduce gear shift during a long exposure. Balance the rig fully, then check it again with the camera rotated to both ends of its travel.
Fifth, a spare polar scope illuminator and the right hex keys. These are the two items most often missing from a new box, and both are needed before you can align reliably. A small right-angle viewfinder also makes checking alignment far easier at high latitudes.
Pair this kit with the rest of your travel planning. Our portable pizza oven picks cover the other end of the trip, when the battery is flat and you are still hungry.
Frequently Asked Questions
What is the best portable star tracker for travel?
The Sky-Watcher Star Adventurer 2i Pro Pack is our top pick for most trips. It combines a built-in illuminated polar scope, Wi-Fi smartphone control, an autoguider port and 40-plus hours of AA battery life in a 7 pound package. For the lightest possible kit, the Vixen POLARIE U weighs 0.58 kg, and the Star Adventurer Mini sits between the two at 1.5 lb.
How accurate are portable star trackers?
Accuracy depends mostly on polar alignment rather than the motor. Properly aligned, the trackers in this roundup hold stars round for two to five minute exposures at wide focal lengths, and the iOptron SkyGuider Pro is reported to reach two-minute-plus exposures at 500mm. Misalignment shows up as star shape at the edges of the frame, not as blur in the centre.
Can you take a star tracker on a plane?
Yes. Most travellers carry a tracker head and tripod in a carry-on bag. Internal lithium batteries normally travel in the cabin rather than checked luggage, and spare lithium cells must travel in the cabin with terminals protected. AA battery trackers avoid that question entirely. Check your airline weight allowance before packing a tripod and a roller bag.
How much weight can a portable star tracker hold?
Payloads in this group range from 3 kg on the iOptron SkyTracker Pro to 11 lb on the iOptron SkyGuider Pro when balanced, with the Star Adventurer Mini rated at 6.6 lb. Ratings assume the rig is counterweighted and balanced. A long telephoto zoom on a full-frame body can exceed a rating even when the camera alone seems small.
Is GoTo worth it on a portable star tracker?
GoTo is worth it if you shoot specific deep sky targets, solar work or lunar work, because it slews to an object instead of making you hunt manually. It is less useful for wide-field nightscapes where pointing anywhere near the Milky Way is enough. GoTo also adds app dependence, which matters at remote sites with no mobile signal.
What accessories do I need for a star tracker?
You need a tripod and a ball head for any mount sold as a bare head, plus a counterweight bar and counterweight for heavier setups. Add spare AA cells or a small USB power bank, a dew heater strip for humid locations, and the correct hex keys for polar scope adjustment. Many new boxes omit one hex key size and the external illuminator.
How difficult is polar alignment in the field?
It takes ten minutes for a first-timer with a good built-in scope and about five once you have practised. A sight hole through the right ascension axis and app-assisted methods are faster but less repeatable. Laser alignment is quickest and raises a legal question, since laser pointers face restrictions in many countries and states and are often flagged at airport security.
Conclusion: Our Final Portable Star Tracker Picks for 2026
The best portable star trackers for travel split into three groups. The Sky-Watcher Star Adventurer 2i Pro Pack is our editor’s choice and the best general answer, with a built-in illuminated polar scope, Wi-Fi control and long AA runtime in a packable 7 pound bundle.
Take the iOptron SkyGuider Pro if your trips are long and remote and you want an all-metal body with a 20 hour internal battery and the highest payload here. Take the Sky-Watcher Star Adventurer GTi Mount Kit if GoTo and solar tracking matter and you are travelling by car. For hikers, the 1.5 lb Star Adventurer Mini or the 0.58 kg Vixen POLARIE U keep the pack light.
Whichever you choose, bring a spare power source, a dew heater strip and a backup plan for alignment that does not rely on a laser. Check the current price and owner reviews before you book, and pick a dark site before you arrive rather than after.