Product comparison · Wire-Free Robot Mowers
MOVA LiDAX Ultra 1000 vs Sunseeker S4
The MOVA LiDAX Ultra 1000 scores 7.8 and ranks 3rd of 49 in Wire-Free Robot Mowers; the Sunseeker S4 scores 5.7 and ranks 22nd of 49 in Wire-Free Robot Mowers. The LiDAX Ultra 1000 leads on cutting & build.
All 5 MOVA products 
MOVA LiDAX Ultra 1000
$1,049 · 3rd of 49 in Wire-Free Robot Mowers
Buy Now- Cutting & Build — 7 against 4
Across everything we scored, MOVA LiDAX Ultra 1000 sits 2.13 ahead — led by cutting & build.
Verdict
LiDAX Ultra 1000 ahead · +2.13 (7.8 vs 5.7)Pick the MOVA LiDAX Ultra 1000 when
Cutting & build matters7vs4
Warranty & support matters5vs3
Safety & smart features matters9vs7
Pick the Sunseeker S4 when
A criterion we do not score decides itthe S4 leads on none of the ones we do
Scored 5 November 2026 from published specs and owner reviews. We don't buy or test units. How we score
Most common complaints
MOVA LiDAX Ultra 1000
Overall score 7.8- stuck at a lawn-drive gap
- weak auto-mapping
- obstacle detection misses
Sunseeker S4
Overall score 5.7- short battery life
- no GPS or cellular
From each product's own owner reviews and retailer ratings.
Usability MOVA LiDAX Ultra 1000 and Sunseeker S4, scored 0 to 10
Cutting & BuildMOVA LiDAX Ultra 1000: 7 (higher)Sunseeker S4: 4
MOVA LiDAX Ultra 1000
- cuts down to 1.2 in, 2.7 in height range, edge within 2 in, IPX6, rated 57 dB(A)
- Cut width: 7.9 in, under the small-lawn line
Sunseeker S4
- cuts down to 20 mm, IPX6, rated 60 dB(A) sound power
- Edge: the product page says the edge disc cuts as close as 1.2 in, the FAQ gives 110 mm from the edge
Safety & Smart FeaturesMOVA LiDAX Ultra 1000: 9 (higher)Sunseeker S4: 7
MOVA LiDAX Ultra 1000
- lift alarm, LiDAR and camera obstacle sensing, 300+ obstacle classes, PIN lock, rain sensor, optional 4G module, zone schedules
Sunseeker S4
- lift and tilt stop, LiDAR and camera obstacle sensing, 360+ obstacle classes, PIN lock, rain sensor
Warranty & SupportMOVA LiDAX Ultra 1000: 5 (higher)Sunseeker S4: 3
MOVA LiDAX Ultra 1000: 3 Years · Sunseeker S4: 2 Years.
MOVA LiDAX Ultra 1000
- three years on the mower, two on the battery
Sunseeker S4
- two years on the mower, one on the battery
SlopeMOVA LiDAX Ultra 1000: 5 (higher)Sunseeker S4: 4
MOVA LiDAX Ultra 1000
- rated by MOVA for slopes up to 45%
Sunseeker S4
- rated by Sunseeker for slopes up to 42%
Same score
CoverageMOVA LiDAX Ultra 1000: 10Sunseeker S4: 10
MOVA LiDAX Ultra 1000
- rated by MOVA for lawns up to 0.25 acre
- Per charge: rated by MOVA for up to 0.045 acre a charge
- Runtime: MOVA rates 60-80 min a charge and a 60 min recharge
Sunseeker S4
- rated by Sunseeker for lawns up to 0.25 acre
- Per charge: about 0.069 acre a charge from Sunseeker's 187 m² an hour for 90 minutes
Navigation & PositioningMOVA LiDAX Ultra 1000: 8Sunseeker S4: 8
MOVA LiDAX Ultra 1000
- wire-free, LiDAR, camera vision, works without GPS, app zones
Sunseeker S4
- wire-free, 3D LiDAR, camera VSLAM, no sky view needed, app zones
VerificationMOVA LiDAX Ultra 1000: 6Sunseeker S4: 6
MOVA LiDAX Ultra 1000
- TÜV Rheinland cTUVus CU 72505559 lists model MXXM3100 to 60335-2-107
- Searched: Certipedia Intertek CSA UL
- Record: TÜV Rheinland Certipedia, ANSI/OPEI 60335-2-107-2020/Amd 2; UL 60335-1:2016; CSA C22.2 No. 60335-2-107:20/A2:22; CAN/CSA-C22.2 No. 60335-1:16, MXXM3100, Kutting Technology
Sunseeker S4
- TÜV Rheinland cTUVus CU 72505023 lists model RMR1001M20VU to 60335-2-107
- Searched: Certipedia Intertek
- Record: TÜV Rheinland Certipedia, ANSI/OPEI 60335-2-107-2020/Amd 2; UL 60335-1:2016; CSA C22.2 No. 60335-2-107:20/A2:22; CAN/CSA-C22.2 No. 60335-1:16, RMR1200N20VU, RMR1001M20VU, SKRMS4, ZHEJIANG SUNSEEKER INDUSTRIAL CO., LTD.
Not scored for either
- ValueMOVA LiDAX Ultra 1000: not scoredSunseeker S4: not scored
Social score about the MOVA LiDAX Ultra 1000 and the Sunseeker S4
RedditMOVA LiDAX Ultra 1000: 7 (higher)Sunseeker S4: 4
The Sunseeker S4 reading covers the whole brand.
MOVA LiDAX Ultra 1000
Liked
- exact positioning
- tight edging
- quiet running
Complaints
- stuck at a lawn-drive gap
Read the full summary
- Product. r/roboticLawnmowers: an owner who paid just under $1k reports exact positioning, very tight edging and quiet night mowing on an 800 m2 yard (Apr 2026); a second owner of a 4,000 sq ft lawn praises the app and LiDAR (Jun 2026)
Sunseeker S4
Read the full summary
- r/SunseekerRoboticMower (a self-described unofficial owner community): owners report a laggy app with late or missing notifications and one warranty repair still out after two months (Sep-Oct 2026)
- r/SunseekerRoboticMower: an owner selling an X7 Plus after RTK initializing faults all season, while others report the X7 handling steep, rocky yards (2025-2026)
GoogleMOVA LiDAX Ultra 1000: 6Sunseeker S4: 7 (higher)
MOVA LiDAX Ultra 1000
Liked
- holds position under trees
- quiet
- LiDAR mapping
Complaints
- weak auto-mapping
- obstacle detection misses
Read the full summary
- Product. inside-digital's test found auto-mapping weak and obstacle detection not good, though navigation held under dense trees (Jun 2026)|Product.
- Presse-citron scored the Ultra 1000 8.3 of 10, praising LiDAR and camera mapping and quiet running (Jul 2026)
Sunseeker S4
Liked
- cutting and edging
- obstacle avoidance
Complaints
- short battery life
- no GPS or cellular
Read the full summary
- Product.
- PCMag: John R.
- Delaney rated the S4 3.5 of 5 (Good), praising its cutting, edging and obstacle avoidance but finding battery life short and no GPS or cellular radio (Sep 2026)
AmazonMOVA LiDAX Ultra 1000: 7 (higher)Sunseeker S4: 6
The MOVA LiDAX Ultra 1000 reading covers its product line; the Sunseeker S4 reading covers its product line.
MOVA LiDAX Ultra 1000
Read the full summary
- Product-line.
- Amazon US: the LiDAX listing shared by the Ultra 3000 AWD, Ultra 2000 and Ultra 1000 shows 4.4 stars from 64 ratings, 73% five-star and 6% one-star (Oct 2026)
Sunseeker S4
Read the full summary
- Product-line.
- Amazon US: the S4 and X5 listings share one review file, 4.3 of 5 from 36 ratings, 66% five-star and 2% one-star; buyers split on setup and mapping (Nov 2026)
Unless a row says otherwise, both readings are about these exact models.
MOVA LiDAX Ultra 1000 vs Sunseeker S4: pros and cons
MOVA LiDAX Ultra 1000
Overall score 7.8Strengths
- Keeps its position under trees without GPS
- Edge trimming close to walls and beds
- Quiet enough to run at night
- PIN lock and lift alarm
- No boundary wire or RTK station to install
Drawbacks
- Narrow cut width makes big lawns slow
- Small area per charge means many trips to the base
- Theft tracking needs an optional Link Module
- Rated only for moderate inclines
- Testers found auto-mapping and obstacle detection patchy
Sunseeker S4
Overall score 5.7Strengths
- No antennastation or wire to install
- Maps under trees without a sky view
- No-go zones drawn in the app
- Blades stop when the mower is lifted
- Cameras and LiDAR steer around obstacles
Drawbacks
- Cannot mow in rain or fog
- Narrow cut for the price
- Stated edge distance differs between page and FAQ
- Lawn edges still need a trimmer pass
- No 4G or GPS theft tracking
- Battery warranty shorter than the mower's
MOVA LiDAX Ultra 1000 vs Sunseeker S4: the numbers
Price, scores and rank, then only the specs that differ. Green marks the side with more.
BothWi-FiBluetooth
- Cutting height rangeMOVA2.1-3 in spanSunseekerUp to 2 in span
- WarrantyMOVA More3 YearsSunseeker2 Years
Same on both
- SmallLawn size tier
- Wire-freeBoundary
- LiDAR, VisionNavigation
- Up to 0.25 acreRated area (maker)
- Up to 0.1 acreArea per charge (maker)
- 31-45%Max slope (maker)
- Up to 8 inCut width
- 2WDDrive
- 56-60 dB(A)Noise (maker)
- IPX6Water rating
- ANSI/OPEI 60335-2-107 listed, CSA C22.2 No. 60335-2-107 listedSafety listings
We earn a commission if you buy through these links. It never changes a score.
Not sold on either one?
The top-scored and the cheapest other pick from each brand.
More from MOVA 4 scored in Wire-Free Robot Mowers
- Rated area (maker): 0.51-0.75 acre vs up to 0.25 acre
- Max slope (maker): 61-80%, not 31-45%
- Nothing we record differs.
More from Sunseeker 3 scored in Wire-Free Robot Mowers
- Navigation: adds RTK
- Rated area (maker): 0.26-0.5 acre vs up to 0.25 acre
- Navigation: no LiDAR
- Safety listings: none listed
MOVA LiDAX Ultra 1000 vs Sunseeker S4: common questions
Is the MOVA LiDAX Ultra 1000 better than the Sunseeker S4?
On our scores, the MOVA LiDAX Ultra 1000 is ahead, 7.8 against 5.7. The MOVA LiDAX Ultra 1000 leads on cutting & build (7 against 4), warranty & support (5 against 3), safety & smart features (9 against 7) and slope (5 against 4).
Which is cheaper, the MOVA LiDAX Ultra 1000 or the Sunseeker S4?
The MOVA LiDAX Ultra 1000, at $1,049 against $1,280: $231 less.
Which has the longer warranty, the MOVA LiDAX Ultra 1000 or the Sunseeker S4?
The MOVA LiDAX Ultra 1000: 3 Years, against 2 Years.
What do owners say about the MOVA LiDAX Ultra 1000 and the Sunseeker S4?
Across 3 independent sources scored for both, the MOVA LiDAX Ultra 1000 is ahead on Reddit and Amazon; the Sunseeker S4 is ahead on Google.
More wire-free robot mowers comparisons
More head-to-heads with these two.
Scores calculated 5 November 2026 · Products excluded where fewer than two independent sources cover them · · How we score