6 1120–1125 kw diesel generator models side by side — power, phase, sound level, weight and fuel tank capacity, compiled from manufacturer specification sheets.
| Model | Standby | Phase | Sound | Weight | Fuel tank |
|---|---|---|---|---|---|
| Cummins/Onan C1250 D2R | 1120.0 kW | A (U), B (V), C (W) | 83.0 dBA | 16879.0 kg | 68000.0 L |
| Cummins/Onan 1120 DFLC | 1120.0 kW | 1 or 3 | — | 10300.0 kg | 2000.0 L |
| Cummins/Onan C1400 D5 | 1120.0 kW | A (U), B (V), C (W) | — | 9190.0 kg | — |
| Cummins/Onan C1250 D6 | 1120.0 kW | A (U), B (V), C (W) | — | 9190.0 kg | — |
| Perkins 4012TAG | 1121.0 kW | — | — | 5280.0 kg | — |
| SDMO T1400 | 1122.0 kW | 3 | 79.0 dBA | 9781.0 kg | — |
Among 1120–1125 kW Diesel generators in this comparison, the SDMO T1400 is quietest at 79.0 dBA.
Among 1120–1125 kW Diesel generators in this comparison, the Perkins 4012TAG is lightest at 5280.0 kg dry weight.
Among 1120–1125 kW Diesel generators in this comparison, the Cummins/Onan C1250 D2R has the largest fuel tank at 68000.0 L.
Not every model reports every spec — blanks mean the source document didn't state that figure, not that the value is zero.