Greenworks Optimow 33H vs Robomow RK2000
Quick take: The Greenworks Optimow 33H costs $400 less; the Robomow RK2000 is rated for a larger lawn (0.49 acres); the Robomow RK2000 is rated for steeper ground (45%); the Greenworks Optimow 33H cuts taller (up to 4"), which matters for fescue and warm-season grasses; the Greenworks Optimow 33H has built-in cellular for GPS tracking and away-from-home control.
| Spec | Greenworks Optimow 33H | Robomow RK2000 |
|---|---|---|
| Price | ~$1,099 | ~$1,499 |
| Rating | — | 2.9★ (9) |
| Navigation | Boundary Wire | Boundary Wire |
| Max Lawn Size | 14,520 sq ft (14,520 sq ft) | 0.49 acres (21,528 sq ft) |
| Max Slope | 34% (19°) | 45% (24°) |
| Cutting Width | 8.7" | 8.3" |
| Cut Height | 2.4"–4" | 0.6"–3.9" |
| Drive | RWD | RWD |
| Runtime | — | 90 min |
| Charge Time | 130 min | 120 min |
| Noise | — | 64 dB |
| Weight | 26.4 lb | — |
| Obstacle Detection | Bumper collision sensors and lift/tilt stops only; no camera or ultrasonic, so it bumps and turns. | Bumper on a floating deck plus lift and tilt sensors; no cameras or ultrasonics, so anything left inside the wire gets bumped. |
| Edge Cutting | No | Yes |
| Rain Sensor | Yes | Yes |
| Cellular | Yes | No |
| Anti-Theft | PIN code, lift alarm and 4G GPS tracking | PIN code, child lock and lift alarm |
| Warranty | 4-year limited (confirm with dealer) | 3-year limited |
Pros & cons
Greenworks Optimow 33H
- ✓High-cut 2.4-4.0 in range is right for fescue and bluegrass
- ✓4G plus GPS built in, so the app works away from home Wi-Fi
- ✓Proven wire-and-guide-wire platform with a wide dealer network
- ✓Long consumer warranty on the Optimow line
- ✗Dealer-only and sold out online; pricing and stock vary by dealer
- ✗GreenGuide app draws consistent complaints from Optimow owners
- ✗Cellular plan renews for a fee after the prepaid period
- ✗No edge mode and no camera obstacle avoidance
- ✗Random pattern and 130-minute charges make it slow on a full third acre
Robomow RK2000
- ✓Offset blade disc and near-wire following trim edges most wire mowers leave for the string trimmer
- ✓Pendulum-suspended floating deck keeps the cut even on bumpy ground
- ✓45 percent slope rating and a very wide 0.6-3.9 in height range
- ✓3-year warranty and a big 4.3 in color touchscreen for wire-side programming
- ✗Random-pattern mowing with no camera or ultrasonic obstacle sensing
- ✗Boundary wire must be laid and buried before the first mow
- ✗Remote access requires a separately sold GSM RoboHome module
- ✗Only 80-90 minutes of runtime with up to a 2-hour recharge
- ✗Mixed retailer feedback: 2.9 out of 5 from 9 Home Depot reviews, and thin US brand presence since the MTD sale