8 1000–1005 kw natural gas 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 C1000N5C | 1000.0 kW | — | — | — | — |
| Cummins/Onan GQKB | 1000.0 kW | 3 | — | — | — |
| Cummins/Onan C1000N6 | 1000.0 kW | A (U), B (V), C (W) | — | — | — |
| Cummins/Onan C1000 N6 | 1000.0 kW | 3 Phase | — | 12877.0 kg | — |
| Cummins/Onan C1350 N6 | 1000.0 kW | Three phase Line – Neutral/Line – Line | — | 12877.0 kg | — |
| Seneca 1000GGS2 | 1000.0 kW | 3 | — | — | — |
| Generac SG1000 | 1000.0 kW | Three-Phase | — | 9717.0 kg | — |
| Generac MG1000 | 1000.0 kW | Three-Phase | — | 10334.0 kg | — |
Among 1000–1005 kW Natural Gas generators in this comparison, the Generac SG1000 is lightest at 9717.0 kg dry weight.
Not every model reports every spec — blanks mean the source document didn't state that figure, not that the value is zero.