Sunseeker S4 LiDAR Robot Lawn Mower for Up to 0.25 Acre (1000 m²), Vision AI + 360° 3D LiDAR Navigation, Wire-Free Virtual Boundary, Systematic Cutting, 42% Slope, App Control, 60 dB Quiet Mowing
Sunseeker S4 LiDAR Robot Lawn Mower for Up to 0.25 Acre (1000 m²), Vision AI + 360° 3D LiDAR Navigation, Wire-Free Virtual Boundary, Systematic Cutting, 42% Slope, App Control, 60 dB Quiet Mowing
-
No antenna headaches
LiDAR + Vision AI for trees, eaves, and cluttered yards.
-
Complex Yard Expert
S4 mows smoothly in daylight, low light, and narrow or weak-signal areas.
-
See Your Lawn in 3D
Smarter, Faster, Clearer. With 3D LiDAR and AI, S4 maps your yard automatically with precision.
-
Perfect Stripes
Supports multiple mowing patterns-so youcan style your lawn with precision andcreativity.
-
2X Power,Smarter Run
10 TOPS chip delivers 2X power for faster response, smarter navigation, and smoother mowing.
Why S4 over ordinary RTK mowers?
-
Reliable Navigation
LiDAR mapping ensures S4's navigation ls unofecte by trees, fences, shade or toll walls.
-
For Real Terrain
- Up to 42% / 22° slopes with rear-wheel drive.
- Handles bumps, ruts, and steep slopes with ease.
-
Tight-Path Ready
Handles narrow passages down to 31.5 in / 80 cm
-
Multi-Zone Control
Up to 5 saved maps + 100 zones for smart multi-zone control
-
Cleaner Borders
Edge Cutting + Ride-on Edge for a cleaner border line
BUILT FOR REAL COMPLEX YARDS
-
360° + 3D sensing
360° horizontal coverage with 3D sensing to navigate real-world yard clutter
-
Vision AI avoidance
Vision AI identifies common obstacles and adjusts in real time to avoid them
-
Stable Cutting Power
6 blades deliver faster, cleaner, more even cuts while preventing scalping on rough terrain.
-
Less Scalp Risk
Floating Cut lets the deck follow ground contours to reduce scalping and contact on uneven lawns
-
Cutting Control
7 in cutting width with adjustable height (1.6–3.2 in) for a cleaner, more consistent finish
3D OBSTACLE AVOIDANCE, BUILT FOR BETTER MOWING
-
Effortless Control
Control mowing in the app via Wi-Fi/Bluetooth, with voice support for Alexa and Google Home
-
Set Up, Simplified
No boundary wire installation—faster setup with less effort, from day one
-
Set It Once
Schedule mowing by day and time in the app for consistent, everyday lawn care
-
Picks Up Where Stops
Fixed-point resume returns to the charging station, then continues mowing from the last spot
-
Rain-Smart Return
Rain Sensor detects rain and auto-returns to the dock to help protect your lawn from tracks
NO WIRES. INTELLIGENT FEATURES. FULL CONTROL.
-
-
Us Local Support
US local team—real experts, no outsourcing or fake personas. Setup, Support, long-term care.
-
Awards, not promise.
Recognized at CES and validated by top-tier reviews.
Proof you can trust—before it hits your lawn.
-
SaveTime & Money
- Spend Less Time. Save More Money. Get a Better Cut.
- Save up to $2,000+ per year on lawn care.
-
TRUSTED AWARDS. BUILT BY SUNSEEKER. BACKED FOR LIFE.
Comparision
S4: Complex Yard Expert |
X7: AWD Terrain Flagship |
X5 AWDTerrain Confidence |
X3+:Flawless Edge Master |
V3: Vision AI Starter |
Universal Blades |
X7 & X5 Garage |
|
|---|---|---|---|---|---|---|---|
|
Customer Reviews
|
10
|
83
|
10
|
83
|
34
|
83
|
5
|
|
Price
|
$984.00 | $1,884.00 | — | $884.99 | $599.00 | $59.99 | $199.00 |
|
Benefit-Driven
|
Navigates Under Trees | Conquers Steep Slopes | AWD Mowing for Slopes and Turf | Delivers Perfect Edges | Ready Out of the Box | - | For X7 & X5 Robot Mower |
|
Max Cutting Area
|
0.25 Acre (Complex Yards) | 0.75 Acre (Large Estates) | 0.5 Acre (Medium Yards) | 0.3 Acre (Suburban Lawns) | 0.15 Acre (Small Yards) | - | - |
|
Navigation System
|
3D LiDAR + Vision AI | RTK + Vision | RTK + Vision | RTK+AI+VSLAM | Pure Vision AI (2 Cameras) | - | - |
|
Smart Obstacle Avoidance
|
Dual-Lens 3D AI/360+ Objects | Dual-Lens 3D AI/360+ Objects | Dual-Lens 3D AI/360+ Objects | Dual-Lens 3D AI/360+ Objects | Vision3D AI/360+ Objects | - | - |
|
Terrain & Night Mode
|
Standard / Yes (LiDAR) | AWD (70% Slopes) / Yes | AWD (60% Slopes) / Yes | Standard / Daylight Only | Standard / Daylight Only | - | - |
|
Multi-Maps Management
|
Up To 5 Maps | Up To 10 Maps | Up To 5 Maps | Up To 6 Maps | Up To 3 Maps | - | - |
|
Cutting Height/Cutting Width
|
1.6-3.2 In/7 In | 0.8-4.0 In/14.0 In | 1.6-3.2 In/8.7 In | 1.6-3.2 In/8 In | 1.6-3.2 In/8 In | - | - |
|
Noise Level/Max Slope
|
60 dB(A)/42% (22°) | 68 dB(A)/53% (28°) | 60 dB(A)/60% (30°) | 60 dB(A)/30% (17°) | 55dB(A)/42%(22°） | - | - |
|
Battery Capacity/Charge Time
|
4Ah/3A charger/90 Min | 5Ah/5A charger/75 Min | 5Ah/3A charger/90 Min | 5Ah/3A charger/90 Min | 2.5Ah/1.1A charger/100min | - | - |
|
Dimension/Blades
|
25*17*11 In/Blades*(6+6) Pcs | 29*20*10 In/Blades*(12+6) Pcs | 27*17*10In/Blades*(3+9) Pcs | 24*15*10 In/Blades*6 Pcs | 24*14.6*9.5In/Blades*3+6 Pcs | - | - |
|
Connectivity
|
App,Wi-Fi ,Bluetooth | App,Bluetooth, Wi-Fi | App,Bluetooth, Wi-Fi | App,Wi-Fi ,Bluetooth | App,Wi-Fi ,Bluetooth | - | - |
|
Floating Cut/Smart App Control
|
YES/YES | YES/YES | YES/YES | YES/YES | YES/YES | - | - |
- SELF-DRIVING-LEVEL NAVIGATION FOR REAL YARDS：Vision AI + 360° 3D LiDAR builds a detailed 3D map of your lawn and plans systematic mowing paths—so S4 navigates real-world obstacles and uneven spaces with less babysitting and more predictable results.
- 3D LiDAR FOR COMPLEX YARDS: Say goodbye to GPS dead zones. Equipped with automotive-grade 3D LiDAR technology, the S4 navigates perfectly under dense tree canopies, tall eaves, and narrow passages where traditional RTK mowers fail completely.
- ZERO-WIRE, INSTANT 3D MAPPING: Set up in minutes, not hours. Drive the S4 via the App like a remote-control car to instantly generate a highly accurate 3D map of your yard. No perimeter wires, no base station calibration headaches.
- ALLSENSE FUSION SYSTEM: Powered by a 10 TOPS AI chip, the S4 fuses LiDAR point-cloud data with Vision AI. It maps, plans the optimal parallel cutting route, and mows with extreme precision, even in blinding sunlight or complete darkness.
- MILLISCEOND DYNAMIC AVOIDANCE: True intelligence on your lawn. The S4 doesn't just see static objects; it anticipates moving pets and avoids unexpected debris in real-time, ensuring zero collisions and a perfectly even cut.
| Brand | SUNSEEKER |
| Power Source | Battery Powered |
| Material | Plastic, Polypropylene |
| Color | Silver Black |
| Style | Sunseeker S4 Robot Lawn Mower |
| Item Weight | 25 Pounds |
| Cutting Width | 7 Inches |
| Operation Mode | Automatic |
| Product Dimensions | 25"D x 16.5"W x 11"H |
| Smart Home Compatibility | Smart Home Compatible |