Compare Generators Side-by-Side
Select up to 4 generators to compare specs, power output, noise levels, runtime and more. Your compare URL is shareable.
- Genmax GM2800iAE
- Powermate PM3000i
Quick charts
Each chart uses its own Y-axis scale (so numbers are comparable within a chart).
Running watts
W
Starting watts
W
Noise
dB
Runtime @50%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
| Specification | Genmax GM2800iAE | Powermate PM3000i |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Gasoline |
| Inverter | Yes | Yes |
| Parallel capable | Yes | No |
| RV ready | Yes | No |
| Running watts | Winner: Winner: 2500 W | 2300 W |
| Starting watts | 2800 W | Winner: Winner: 3000 W |
| Noise (lower limit) | Winner: Winner: 62 dB | 0 dB |
| Weight | Winner: Winner: 54 lbs | 59.5 lbs |
| Run time @50% load | Not available | Winner: Winner: 4.5 h |
| Run time @25% load | 10 h | 5.8 h |
| Fuel tank | 1.7 gal | 1.06 gal |
| Fuel gauge | Yes | No |
| Approx. dimensions (L × W × H) | 20.7 x 12.2 x 19.7 | 22.2 x 13.3 x 18.4 |
| Electrical | ||
| Voltage (AC) | 120 | 120 |
| Voltage (DC) | 5 | Not available |
| GFCI outlets | No | No |
| Covered outlets | Yes | No |
| Automatic Voltage Regulation | Yes | Yes |
| THD | 3 % | <3% % |
| Engine | ||
| Engine | 145 cc Dinking OHV 4-stroke | 149 cc OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric, Remote | Recoil |
| Warranty | ||
| Warranty | 1 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 2500 W | 2300 W |
| Starting watts | 2800 W | 3000 W |
| Running amps (120V) | Not available | Not available |
| Running amps (240V) | Not available | Not available |
| Peak amps (120V) | Not available | Not available |
| Peak amps (240V) | Not available | Not available |
| Run time @50% load | Not available | 4.5 h |
| Run time @25% load | 10 h | 5.8 h |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | EPA, ANSI/PGMA G300-2023 | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | true | Floating |
| UPC | Not available | 696471078916 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 2500 | 2300 |
| Starting Watts (Gasoline) | 2800 | 3000 |
| Runtime @ 50% Load (Gasoline) | Not available | 4.5 |
| Runtime @ 25% Load (Gasoline) | 10 | 5.8 |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R) 1x 120V 30A (TT-30R) | 1x Duplex 120V 20A (5-20R); 1x 120V 30A (L5-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | Dinking OHV 4-stroke | OHV 4-stroke |
| Engine Displacement | 145 | 149 |
| Engine Oil Type | 10W-30 | 10W-30 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 10 | 5.8 |
| Runtime @ 50% Load (Gasoline) | Not available | 4.5 |
| Safety & compliance | ||
| Overload Protection System | Not available | Low oil and overload protection |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | Yes | No |
| Included equipment | ||
| Starting Components | Not available | Oil, funnel, and tool kit |
| Included Accessories | Not available | Oil, funnel, and tool kit |
| Warranty & identification | ||
| Part Number | Not available | PM0080600 |
| Additional specs | ||
| Summary | The Genmax GM2800iAE is a 2800-watt gasoline inverter generator with CO Detect, suitable for emergency home power, outdoor activities, and RV use. Its inverter technology ensures clean power for sensitive electronics and it features multiple starting options for convenience. | The Powermate PM3000i is a portable inverter generator designed to provide clean and stable power for sensitive electronics, tools, and appliances. It features a fully enclosed case for ultra-quiet performance and incorporates RPM+ technology to automatically adjust engine RPM based on load demand, reducing sound emissions and conserving fuel. The generator offers 3000 starting watts and 2300 running watts, making it suitable for various outdoor settings and activities. |
- Most PowerfulGenmax GM2800iAE2500W running
- QuietestGenmax GM2800iAE62 dB
- Longest RuntimePowermate PM3000i4.5h at 50% load
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Genmax GM2800iAE
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