For hilly lawns up to 0.75 acre where a discounted RTK all-wheel-drive mower beats paying more for the LiDAR-equipped LUBA 3.
Amazon $1,998The Mammotion LUBA 2 AWD 3000HX is the better robot lawn mower overall, rated 4.4 to 4.2. The Mammotion LUBA 2 AWD 3000HX leads on slopes. The Greenworks AiMowbot C30Z wins on value and noise. The Greenworks AiMowbot C30Z costs $398.01 less ($1,599.99 vs $1,998).
For flat-to-moderate lawns up to three-quarters of an acre, from owners who want a mainstream brand’s warranty on a wire-free RTK mower. Hilly yards need an AWD model.
Amazon $1,599.99 Greenworks $1,599.99Prices were last checked October 21, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Mammotion LUBA 2 AWD 3000HX for slopes (80% (39°) slopes, all-wheel drive vs 45% (24°) slopes).
- Choose the Greenworks AiMowbot C30Z for value ($2,130 per rated acre vs $2,660 per rated acre) and noise (54 dB(A) rated vs 60 dB(A) rated).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 1/4 to 1 acre robot lawn mower; a clear win is highlighted. How we rank explains each one.
| Factor weight | Mammotion LUBA 2 AWD 3000HX | Greenworks AiMowbot C30Z |
|---|---|---|
| Overall rating | 4.4/5 | 4.2/5 |
| Value 30% | 74 $2,660 per rated acre | 86 $2,130 per rated acre |
| Navigation 20% | 80 RTK + vision, no boundary wire | 80 RTK + vision, no boundary wire |
| Slopes 20% | 100 80% (39°) slopes, all-wheel drive | 36 45% (24°) slopes |
| Features 15% | 100 7 of 7 | 100 7 of 7 |
| Warranty 10% | 67 3-year warranty | 67 3-year warranty |
| Noise 5% | 67 60 dB(A) rated | 100 54 dB(A) rated |
Specifications
| Mammotion LUBA 2 AWD 3000HX | Greenworks AiMowbot C30Z | |
|---|---|---|
| Coverage | ||
| Lawn size (rated) | 0.75 acres (32,700 sq ft) | 0.75 acres (32,700 sq ft) |
| Max slope | 80% (39°) | 45% (24°) |
| All-wheel drive | Yes | No |
| Run time per charge | 3 h 40 min | - |
| Charge time | - | 50 min |
| Battery | 12 Ah | - |
| Navigation | ||
| Navigation | RTK + vision | RTK + vision |
| Boundary wire needed | No | No |
| RTK station | Included | Included |
| Obstacle avoidance | UltraSense AI vision, 200+ obstacle types | AI cameras + ToF camera + night-vision sensors (200+ object types) |
| Multiple zones | Yes | Yes |
| No-go zones | Yes | Yes |
| Cutting | ||
| Cutting width | 15.7 in (400 mm) | 8 in (203 mm) |
| Cutting height | 2.2–4 in | 0.8–3.5 in |
| Height adjustment | In the app | In the app |
| Blades | 2 discs with 6 pivoting razor blades each | - |
| Edge mowing | - | Edge mowing to within 4 in |
| Smart features | ||
| Connectivity | Wi-Fi, Bluetooth, 4G (1 year of 4G included) | Wi-Fi, Bluetooth, 4G |
| Rain sensor | Yes | - |
| Anti-theft | GPS tracking, owner-bound activation, alert when it leaves its zones | Alarm when the mower leaves its area (requires 4G and anti-theft activation) |
| Build | ||
| Noise (rated) | 60 dB(A) | 54 dB(A) |
| Water resistance | IPX6 | IPX6 |
| Warranty | 3 years | 3 years |
