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 and the A-iPower SUA2301iD are evenly matched, rated 3.5 and 3.5. The GENMAX GM2200i leads on value. The A-iPower SUA2301iD wins on fuel options. The GENMAX GM2200i costs $68.50 less ($349.99 vs $418.49).
A-iPower SUA2301iD
#7 in SmallFull review
A budget dual-fuel camping and RV inverter with wheels and automatic fuel switchover. A good pick if propane backup matters more than published specs.
Amazon $418.49$418.49
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 $0.23 per running watt).
- Choose the A-iPower SUA2301iD for fuel options (gasoline or propane vs gasoline only).
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 | A-iPower SUA2301iD |
|---|---|---|
| Overall rating | 3.5/5 | 3.5/5 |
| Value 30% | 100 $0.19 per running watt | 92 $0.23 per running watt |
| Quiet 20% | 29 58 dBA at light load, maker rating | 7 61 dBA at light load, maker rating |
| Run time 15% | 40 8 hours on a tank at 25% load | 50 run time not published (neutral score used) |
| Fuel options 10% | 0 gasoline only | 70 gasoline or propane |
| CO safety 10% | 100 shuts off when carbon monoxide builds up | 50 CO shutoff not stated (neutral score used) |
| Warranty 10% | 50 3-year warranty | 50 3-year warranty |
| Starting 5% | 0 pull start only | 50 starting method not stated (neutral score used) |
Specifications
| GENMAX GM2200i | A-iPower SUA2301iD | |
|---|---|---|
| Output | ||
| Gasoline | 1,800 W running, 2,200 W starting | 1,800 W running, 2,300 W starting |
| Propane | - | 1,600 W running, 2,000 W starting |
| Outlets | 2 × 120 V, USB | 2 × 120 V, L5-30, USB |
| Parallel capable | Yes | Yes |
| Total harmonic distortion | under 3% | under 3% |
| Price per watt | $0.19 | $0.23 |
| Fuel and run time | ||
| Fuel | Gasoline | Gasoline, propane |
| Tank | 1.1 gal | - |
| Run time (gasoline) | 8 hr at 25% load | - |
| Engine | 79.7 cc | 80 cc |
| Noise and safety | ||
| Rated noise (light load) | 58 dBA | 61 dBA |
| CO shutoff | Yes | - |
| CARB compliant | No | - |
| Build | ||
| Starting | Recoil (pull) | - |
| App | No | No |
| Wheels | No | Yes |
| Dimensions | 18.9 x 11.4 x 17.3 in | 19.7 x 10.7 x 18.5 in |
| Weight | 41.9 lb | 40.3 lb |
| Warranty | 3 years | 3 years |