GENMAX GM2200i
#6 in SmallFull review
A budget carry-handle inverter for camping and light outage duty that still includes CO shutoff and a three-year warranty. Good value if you only need gasoline.
Amazon $349.99$349.99
The GENMAX GM2200i is the better inverter generator overall, rated 3.5 to 2.9. The GENMAX GM2200i leads on value. The GENMAX GM2200i costs $849.01 less ($349.99 vs $1,199).
Honda EU2200i
#12 in SmallFull review
For campers and RV owners who want the quietest, most proven small generator and will pay for the Honda name. Budget brands deliver similar watts for much less.
Amazon $1,199$1,199
Prices were last checked October 22, 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 GENMAX GM2200i for value ($0.19 per running watt vs $0.67 per running watt).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every small inverter generator; a clear win is highlighted. How we rank explains each one.
| Factor weight | GENMAX GM2200i | Honda EU2200i |
|---|---|---|
| Overall rating | 3.5/5 | 2.9/5 |
| Value 30% | 100 $0.19 per running watt | 0 $0.67 per running watt |
| Quiet 20% | 29 58 dBA at light load, maker rating | 100 48 dBA at light load, maker rating |
| Run time 15% | 40 8 hours on a tank at 25% load | 41 8.1 hours on a tank at 25% load |
| Fuel options 10% | 0 gasoline only | 0 gasoline only |
| CO safety 10% | 100 shuts off when carbon monoxide builds up | 100 shuts off when carbon monoxide builds up |
| Warranty 10% | 50 3-year warranty | 50 3-year warranty |
| Starting 5% | 0 pull start only | 0 pull start only |
Specifications
| GENMAX GM2200i | Honda EU2200i | |
|---|---|---|
| Output | ||
| Gasoline | 1,800 W running, 2,200 W starting | 1,800 W running, 2,200 W starting |
| Outlets | 2 × 120 V, USB | 2 × 120 V |
| Parallel capable | Yes | Yes |
| Total harmonic distortion | under 3% | - |
| Price per watt | $0.19 | $0.67 |
| Fuel and run time | ||
| Fuel | Gasoline | Gasoline |
| Tank | 1.1 gal | 0.9 gal |
| Run time (gasoline) | 8 hr at 25% load | 8.1 hr at 25% load |
| Engine | 79.7 cc | 121 cc |
| Noise and safety | ||
| Rated noise (light load) | 58 dBA | 48 dBA |
| CO shutoff | Yes | Yes |
| CARB compliant | No | No |
| Build | ||
| Starting | Recoil (pull) | Recoil (pull) |
| App | No | Yes |
| Wheels | No | No |
| Dimensions | 18.9 x 11.4 x 17.3 in | 20.0 x 11.4 x 16.7 in |
| Weight | 41.9 lb | 47.4 lb |
| Warranty | 3 years | 3 years |
| Released | - | 2017-12 |