3 505–510 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 |
|---|---|---|---|---|---|
| Kohler 5M4270 | 505.0 kW | 3 | — | — | — |
| Cummins/Onan C640 D5 | 505.0 kW | 3 | — | 4564.0 kg | — |
| Perkins 2806C-E18TAG1 | 508.0 kW | — | — | 1832.0 kg | — |
Among 505–510 kW Diesel generators in this comparison, the Perkins 2806C-E18TAG1 is lightest at 1832.0 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.