27 300–305 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 |
|---|---|---|---|---|---|
| Caterpillar 3406 | 300.0 kW | 3 | — | 1470.0 kg | — |
| Caterpillar C9 ACERT | 300.0 kW | — | — | — | — |
| Caterpillar XQ300 | 300.0 kW | — | — | — | — |
| MTU 6R0150 DS300 | 300.0 kW | 3 | 83.3 dBA | 4140.0 kg | — |
| Cummins/Onan DFCB | 300.0 kW | 3 | — | 3289.0 kg | — |
| Cummins/Onan DQBA | 300.0 kW | 3 | — | — | — |
| Cummins/Onan 300 DFCB | 300.0 kW | 3 | — | — | — |
| Cummins/Onan DQAF | 300.0 kW | 3 | — | 6364.0 kg | 1040.0 L |
| Kohler 300REOZDD | 300.0 kW | 3 | — | — | — |
| Kohler 300REOZJ | 300.0 kW | 3 | — | 2449.0 kg | — |
| Cummins/Onan DQDAC | 300.0 kW | 3-phase | — | 2319.0 kg | — |
| Cummins/Onan DQHAB | 300.0 kW | Three phase | — | 2676.0 kg | — |
| AKSA AD300 | 300.0 kW | 3 | 65.0 dBA | 2200.0 kg | 100.0 L |
| Cummins/Onan DFT Series | 300.0 kW | 3 | — | 4500.0 kg | — |
| Cummins/Onan DFM 300 | 300.0 kW | 3 | — | 3019.0 kg | — |
| Kohler 300REOZD | 300.0 kW | 3PH | — | — | 2082.0 L |
| Cummins/Onan DHA Series | 300.0 kW | 3 | — | 3655.0 kg | 94.0 L |
| Generac SD300 | 300.0 kW | 3-phase | 88.3 dBA | 4471.0 kg | 136.0 L |
| Pt. Berkat Manunggal Jaya BMGS.0375LSP5 | 300.0 kW | 3 | 107.0 dBA | 2900.0 kg | — |
| Generac MD300 | 300.0 kW | Three-Phase | — | 7347.0 kg | 105.0 L |
| Cummins/Onan C300D2R | 300.0 kW | Wye, 3-phase | — | 4547.0 kg | — |
| Simson-Maxwell SVW300 T6-T3 | 300.0 kW | 1 | — | 3122.7 kg | 1986.4 L |
| MTU 6R1600 DS300 | 300.0 kW | 3 | 87.2 dBA | 3134.0 kg | — |
| Hipower HJW 305 T6 | 304.0 kW | 3 | 79.0 dBA | — | — |
| Rivera Diesel RVL 303 | 304.0 kW | 3 | 115.2 dBA | 2896.0 kg | 757.1 L |
| FG Wilson P380E1 | 304.0 kW | — | 63.2 dBA | 3160.0 kg | 820.0 L |
| FG Wilson P380E | 304.0 kW | — | — | 3185.0 kg | 610.0 L |
Among 300–305 kW Diesel generators in this comparison, the FG Wilson P380E1 is quietest at 63.2 dBA.
Among 300–305 kW Diesel generators in this comparison, the Caterpillar 3406 is lightest at 1470.0 kg dry weight.
Among 300–305 kW Diesel generators in this comparison, the Kohler 300REOZD has the largest fuel tank at 2082.0 L.
Not every model reports every spec — blanks mean the source document didn't state that figure, not that the value is zero.