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CES Innovation Awards® 2026 Honoree

Self-driving-level mowing for real, complex yards

Best Fit:

• Shaded yards with mature trees and canopy cover
• Narrow passages between flower beds and tight garden paths
• Homeowners who want a wire-free LiDAR robot lawn mower
• Multi-zone residential lawns up to 0.25 acre

0.25 Acres

Coverage

42% / 22°

Slope | RWD

100 Zones

Multi-Zone

3D LiDAR

360° Avoidance

Not Ideal For
  • Large lawns (above 0.25 acre)
  • Slopes too steep
Powered by 3D LiDAR and Vision AI — cordless, and never lost in the shade.

AI That Sees Your Yard — Fully Wireless, Even Under the Trees

The S4 is an AI robot lawn mower that maps and mows your yard entirely on its own — even under a dense tree canopy where GPS-based mowers lose signal. 3D LiDAR builds a precise map of your lawn while Vision AI reads the path ahead in real time. It's completely wireless — battery-powered with no power cord and no cables trailing across the grass; it runs by itself and returns to the dock to recharge. And because it actually sees what's ahead, it slows and steers around the hoses, toys, planters, and flower beds most yards are full of.

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Buy Your Weekend Back

Stays Accurate When Real Life Happens

Backed by nearly 15 years of outdoor power equipment manufacturing experience—engineered to cut like a lawn tool brand, not a gadget.

Handles 42% (22°) slopes, crosses 31.5 in / 80 cm narrow passages, and manages up to 100 zones across 5 maps.

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LiDAR-led 3D mapping + systematic routes help S4 stay predictable in the yard you actually have—trees, edges, tight runs, and day-to-day clutter.

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Create virtual boundaries, No-Go zones, and channels in the app—change them anytime without digging up your lawn.

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For Real Yards

Self-driving-level Navigation

Most mowers say “smart navigation.” What matters is whether it stays confident when your yard stops being a showroom.

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LiDAR-led 3D Understanding

Builds a yard-level 3D map and plans routes based on real geometry—not guesswork.

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Predictable, Systematic Paths

Cleaner coverage with fewer missed strips, so results look intentional—not random.

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Made for Real Backyards

Designed for shaded yards with mature trees, walls, and narrow passages between obstacles, where GPS signal and camera visibility aren't always perfect.

Obstacle Avoidance

3D obstacle avoidance designed for daily life

Yard life changes every day, with kids' toys, hoses, furniture, and pets. The S4 robot lawn mower with LiDAR combines 3D LiDAR sensing and vision-based detection to avoid common obstacles and keep mowing.

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Precision Cut

Cut Quality Matters

Sunseeker is a newer consumer brand, but the team behind S4 is backed by nearly 15 years of outdoor power equipment manufacturing experience—and that shows in the cut.

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Floating Cutting Disc

The floating Cutting Disc automatically adjusts its height to match the lawn’s contour, for a perfectly even cut.

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Extra Precise Edge Cutting Disc

A unique trimming micro-blade deck cuts as close as 1.2 in to the edge, safely, swiftly, and accurately.

Cutting Width

Cutting Width

One cutting discs and a 7-inch cutting width deliver efficient coverage with a clean, refined finish.

Sprout Cutting

Sprout Cutting

Sunseeker S4 effectively trims fresh sprouts, maintaining a cleaner and healthier lawn appearance.

SMART CONTROL

TOTAL CONTROL IN YOUR POCKET

Sunseeker robotic lawn mower app interface Sunseeker app mowing schedule screen Sunseeker app smart maintenance screen

Create up to 100 separate zones across 5 maps. Assign unique schedules, cutting patterns, and priorities to each zone. This is useful when your front and back lawns connect only through narrow passages between flower beds.

Proven in Real Yards

Runs on its own—no constant checking

Proven through real-world tests—from auto-mapping to obstacles, slopes, and daily operation. No demos. No shortcuts. Just real yards.

Real Yards, Real Results

What's in The Box

Sunseeker S4

Sunseeker S4

X1

Charging Station

Charging Station

X1

Charger

Charger

X1

Blade & Screw

Blade & Screw

X6

Nails for Charging Station

Nails for Charging Station

X1

Protective Cover & Towel

Protective Cover & Towel

X1

Cleaning Brush

Cleaning Brush

X1

FAQ

How much range can Lidar detect?

The mower can detect 70 degrees vertically and 360 degrees horizontally

SUNSEEKER Tech

Why S4 Is the Smarter Pick for Medium, Complex Yards

  Sunseeker S4 Mammotion YUKA mini 2 1000H MOVA LiDAX Ultra 1000 eufy E15 / E18
Recommended Mowing AreaUp to 0.25 acreUp to 0.25 acreE15 up to 0.2 acre / E18 up to 0.3 acre
Sunseeker Best For
Drive SystemModel-dependentRear-wheel driveNon-AWD positioning
Max Slope45%45%18°
Navigation360° LiDAR + AI Vision360° 3D LiDAR + AI VisionVision-based navigation
Boundary SetupWire-freeWire-freeWire-free
Cutting Width7.48 in7.9–8 in8 in
Narrow Passage CapabilityModel-dependentModel-dependentModel-dependent
Multi-Zone ControlMulti-zone supportMulti-zone supportMulti-zone support
Key Sunseeker Advantage

Competitor specs based on publicly listed flagship models and may vary by configuration. Verified Jun 2026.

REAL-WORLD MAPPING

See the mapping accuracy for yourself

Real owner and reviewer footage of the Sunseeker S4's 3D LiDAR navigation — see the centimeter-level mapping and clean, even coverage for yourself.

See the mapping accuracy for yourself
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See the mapping accuracy for yourself
Cost Calculator

What costs less long-term: mowing yourself, hiring help, or owning a robot mower?

Pick how you mow today. We'll show break-even and long-term savings with a Sunseeker robot.

Choose your Sunseeker mower

Hiring Cost Details

55
3
8

2y 1mo

to break even

$3,901

Save over y

Avg: $65/mo

Hiring service

$6,600

Mower cost

$2,699

Cumulative Cost Over Time

Red line: Average Monthly Cost. Longer use means lower cost per month.

Shop Now
  • 5 stars: 29 (73%)
  • 4 stars: 8 (20%)
  • 3 stars: 3 (8%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
G
Gerald P.
Love the bundle, support was slow on one question

I'll start with the good: the premium bundle is genuinely the best value if you know you want the garage and spare blades, and the S4 navigates our shaded, tree-lined yard better than anything I've tried. My three-star is only about the experience when I had a setup question about the garage mounting — it took support about three days to get back to me, and by then I'd figured it out from a forum. The product is great; I just want the support side to match it.

You're right, Gerald — a three-day wait on a setup question doesn't match the product, and that's on us. We've added staff and a faster callback option so this doesn't repeat, and we're building the garage mounting steps into a short video so the answer's there instantly. Thank you for sticking with it, and enjoy that complete setup. — SUNSEEKER Tech

M
Meredith F.
Great value, took a bit to pair the app

The premium bundle is a lot of value in one box and I'm happy I went this route instead of piecing it together. Mower cuts clean, garage protects the dock, blades are a nice reserve. Only snag was the app took a few attempts to connect during setup, which stretched things out. After that it's been trouble-free. Four stars.

Appreciate you calling out the pairing snag, Meredith — a few-tries connection isn't the smooth start we intend, and the fix is coming in the next app update. So glad the bundle's been trouble-free since. — SUNSEEKER Tech

L
Luis C.
Fantastic bundle, garage assembly was the slow part

No complaints about value — getting the mower, garage, and blades together saved money and hassle. The only reason it's not five stars is the garage shelter took me the better part of an hour to assemble and a couple of the clips were stiff. Everything else was smooth and the S4 is excellent under our tree cover. Would recommend the bundle to anyone.

Thanks for the balanced review, Luis — stiff clips and a long shelter assembly aren't the first impression we want, and we're improving both the hardware fit and the instructions. Glad the rest of the bundle delivered. — SUNSEEKER Tech

I
Isaac B.
mapping walk instructions could be clearer

The hardware is great and the garage is exactly what I wanted for keeping the dock out of the weather. Where I struggled was the in-app mapping walk — the prompts weren't super clear about how close to hold the mower to the edge versus how fast to walk, and my first map came out a little off so I redid it. Second time was fine once I figured out the pace. The blades and garage were straightforward. Just the walk that needs better guidance.

Thanks for the specific feedback, Isaac — you've pinpointed a real gap, and clearer pace-and-distance prompts during the mapping walk are on our app roadmap. In the meantime our team can send a short walkthrough video that shows the ideal speed and edge spacing so your next map nails it first try. — SUNSEEKER Tech

T
Tamara B.
One purchase, whole yard handled

Didn't want to research accessories separately, so the all-in-one premium bundle was perfect. Garage keeps it sheltered, blades keep it sharp, and the mower quietly handles the shady stretches the old one couldn't. Simple.

M
Monica E.
Excellent bundle, but support was slow to reply

I'll start with the good because there's a lot of it — the all-in-one box is convenient, the garage keeps everything dry, and the mower handles my shaded yard perfectly. The reason for three stars is that when I emailed with a question about repositioning the garage on a slight slope, it took several days to hear back. The answer was helpful when it came, just slower than I'd hoped for a premium purchase. Fix the response time and this is a five.

You're right to expect faster, Monica — several days isn't the bar we set for ourselves and we're staffing up support to tighten response times. For the slope question specifically, a service rep can call you directly this week to get the garage leveled properly; reply to your ticket and we'll prioritize it. — SUNSEEKER Tech

I
Isaac R.
Weatherproof and low-maintenance, exactly what I wanted

Between the garage protecting the base from our wet springs and the spare blades keeping the cut sharp, this bundle covers the two things people always forget to buy. The S4 maps our partly-wooded yard precisely. Feels like a thought-out package rather than a mower you then have to accessorize piece by piece.

D
Daniel F.
Premium bundle is great, setup took a little longer

Zero complaints on value — mower, garage, and blades all in one box is the way to go. The S4 mows my shaded lot beautifully and the blade kit is a nice safety net. Honest note: between the mower setup and assembling the garage, the whole thing took me the better part of an hour, not the twenty minutes for the mower alone. Worth it, just plan for it.

Appreciate the realistic heads-up, Daniel — the mower's quick but the full bundle with the garage does ask for more time, and we're improving those assembly steps. Glad the value and the shaded-lot performance landed for you. — SUNSEEKER Tech

C
Cynthia W.
the value math is obvious

Priced the mower, garage, and blades separately then saw the bundle. Not close. Everything showed up together, setup was quick, and the shelter plus spare blades mean I'm covered for the long haul. Quiet, doesn't lose signal in shade.

Y
Yasmin H.
got the whole thing for my mom

bought the premium bundle for my mom so she wouldn't have to shop for add-ons later. the garage means she never carries the mower anywhere and the spare blades are there when she needs them. the s4 maps her tree-heavy yard cleanly. she's thrilled and i'm relieved it was all handled in one box.

That's exactly why we packed it all together, Yasmin — so nobody has to shop for pieces later or haul the mower around. So glad your mom's thrilled and the S4 is reading her tree cover well. — SUNSEEKER Tech

A
Anthony E.R.
very happy, minor wish

The garage and the weather protection are worth every penny and the mower is superb under my shade trees. My one small wish is that the bundle came with a second blade set instead of one, since I know I'll be reordering by next season. Not a knock, just something I'd have paid a little more for. Otherwise a genuinely complete package.

Fair wish, Anthony — one set covers most of a season, but heavy or full-size lots do appreciate a backup, and we sell blade kits on the site so you can stock up before you run low. Glad the garage is earning its keep. — SUNSEEKER Tech

B
Brenda C.
WISH I'D DONE THIS SOONER

Went all in on the premium bundle and kicked myself for waiting. The garage keeps everything weatherproof out by the dock, the blades keep the cut clean, and the mower itself is the smartest one I've owned. HOA even commented the yard looks sharper. Ten out of ten.

G
Gregory N.
Excellent, minor app stumble at first

The premium bundle is the smart buy — mower, shelter, blades, all sorted in one go and it looks like a proper setup in the yard. Knocking one star only because the app took two attempts to pair on the first night. Since then it's been perfect: quiet, thorough, and totally unbothered by the shade that wrecked my last mower.

Appreciate you flagging the first-night pairing, Gregory — two tries is one too many and our team can help you lock it in for good. Thrilled the shade is finally a non-issue. — SUNSEEKER Tech

M
Melissa F.
great bundle, garage assembly took a minute

No complaints on value — getting the mower, garage and blades together saved me money and hassle. Only reason it's a four is the garage took me about half an hour to assemble and a couple of the clips were stiff. Once it was standing it's been solid, and the mower's been flawless under my shady oaks. Still an easy recommend.

Thanks for the honest read, Melissa — stiff clips and a slower build aren't the first impression we want, and we're refining the shelter hardware. Glad the whole system's earning its keep under those oaks. — SUNSEEKER Tech

T
Trevor L.
one delivery, whole system

Loved that it all arrived together and worked as a system out of the box. Dock stays dry under the shelter, spares are on hand, and the mower handles the trees. Recommend.

A
Aisha B.
Everything I needed, nothing I didn't

Complete package for a shady quarter-acre. The mower's LiDAR is the standout, but the garage and blades being included is what made this feel like a finished product instead of a project.

D
Douglas R.
From skeptic to evangelist

I genuinely rolled my eyes when my wife suggested a robot mower plus a 'garage,' figuring it was all upsell. Then the S4 mapped our tricky shaded lot that stumped the mower we returned last year, the shelter kept the base spotless through a week of storms, and having spare blades ready meant zero mid-season scrambling. Now I'm the guy telling neighbors to just get the premium bundle and skip the trial-and-error I went through.

From eye-roll to evangelist — that might be our favorite arc, Douglas. Thanks for sending the neighbors our way, and enjoy that spotless base. — SUNSEEKER Tech

S
Simon V.
no piecemeal shopping

Hate buying accessories one at a time, so the everything-included box was made for me. Garage protects the base, blades are stocked, mower is smart. Clean.

G
Gabriela R.
Great bundle, full setup took a bit longer

Everything works beautifully and having it all in one box is exactly why I bought it. Just know the full setup — garage plus the mapping walk plus pairing — was more like an hour and a half total for me, not the twenty minutes I saw for the mower alone. Totally worth it, but I'd set aside an afternoon rather than a coffee break. Shade mapping is fantastic.

Appreciate the realistic timeline, Gabriela — the twenty-minute figure is the mower's mapping walk, and adding the garage build plus pairing does stretch the first day. Setting aside an afternoon is the right call, and after that it's hands-off. — SUNSEEKER Tech

K
Kevin T.
Set my retired parents up with the whole thing

My folks just retired and mowing their shaded half-acre-ish lot was becoming a chore neither of them enjoyed. The premium bundle let me hand them a complete solution — the garage means nothing to store in the shed, the spare blades mean no parts hunting, and the LiDAR means it actually works under their tree cover. I set it all up in one visit and they haven't touched a mower since. Worth every penny for the peace of mind.

What a gift to give your parents — a complete, hands-off setup so they can just enjoy the yard. Really glad the one-box bundle made that easy for you to set up in a single visit. — SUNSEEKER Tech

D
Doug F.
complete kit, no regrets

Mower, cover, blades. Didn't have to think about anything else. Works great.

S
Sean D.
Love it, garage took a while to assemble

No regrets on the bundle at all. The only thing worth mentioning is the garage assembly took me longer than I expected — maybe forty-five minutes with the little wrench, and a couple of the panels needed some persuading to line up. Once it's together it's rock solid and looks great. The mower and blades were plug-and-play. Just budget an hour for the garage.

Thanks for the heads-up, Sean — you're right that the garage panels can be snug on the first build, and forty-five minutes is about the honest range. We've clarified the alignment step in the latest manual so the panels seat easier. Glad the rest was plug-and-play. — SUNSEEKER Tech

A
Angela M.
Best value if you're going to buy the extras anyway

I priced out the mower, the garage, and the blade kit separately and the premium bundle just made sense. Our lot is shady from a row of maples and the LiDAR handles it beautifully — no wandering like the GPS unit I returned last year. The garage keeps the dock dry and I've got spare blades on the shelf. Complete setup, one purchase.

B
Brittany C.
Set and forget, weatherproofed

One box, one afternoon, and now it just lives outside under its garage and mows itself. Rain doesn't faze the base and I've got backup blades ready. Couldn't be happier.

W
Whitney C.
Bought the complete bundle for my parents

My folks have a mid-size lot with a lot of tree cover and I wanted them to have everything they'd ever need without me making follow-up orders. The premium bundle was perfect — the LiDAR means the mower never gets lost under their pecans, the garage keeps it protected through their brutal summers, and the blade kit means I only visit to swap them once a year. Setup was genuinely twenty-ish minutes, no wire nonsense. Couldn't be happier with the peace of mind.

This is the kind of setup we love hearing about, Whitney — everything handled in one box so your parents never have to chase a part. Those pecans don't stand a chance against the LiDAR. — SUNSEEKER Tech

S
Shawn D.
Everything in one box, ready to roll

The premium bundle was the no-brainer for me — mower, garage shelter, and spare blades all together. Unboxed it on a Saturday, had the shelter up and the S4 mapping by early afternoon. Nothing else to order, nothing missing. That's exactly how I wanted to start.