23 25–30 kw bi-fuel (ng/lp) 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 25CCL | 25.0 kW | — | 57.0 dBA | 635.0 kg | — |
| Generac QT02516ANSN | 25.0 kW | — | — | — | — |
| Generac QT02516 | 25.0 kW | — | — | — | — |
| Generac QT02516ANSX | 25.0 kW | — | — | — | — |
| Generac RG025 | 25.0 kW | 1Ø,3Ø | 72.0 dBA | 352.0 kg | — |
| Generac RG02515 | 25.0 kW | — | 59.0 dBA | — | — |
| Generac RG25 | 25.0 kW | 1 | — | — | — |
| Impco GM 3.0 | 25.0 kW | — | — | — | — |
| Mitsubishi In Line | 25.0 kW | 1-phase,3-phase | — | — | — |
| Generac E21600SBY | 25.0 kW | — | — | — | — |
| Generac G007290-0 | 26.0 kW | 1 | 68.0 dBA | 235.0 kg | — |
| Generac G007291-0 | 26.0 kW | 1 | 68.0 dBA | 235.0 kg | — |
| Generac QT02724ANAN | 27.0 kW | — | — | — | — |
| Generac QT02724 | 27.0 kW | — | — | — | — |
| Generac QT02724ANAX | 27.0 kW | — | — | — | — |
| Generac QT027 | 27.0 kW | — | 70.0 dBA | 404.15 kg | — |
| Generac RG027 | 27.0 kW | — | 70.0 dBA | 426.0 kg | — |
| Generac QUIETSOURCE | 27.0 kW | — | — | — | — |
| SDMO G 40 | 27.0 kW | 3 | — | 565.0 kg | — |
| SDMO G30 | 27.0 kW | 3 | — | 573.0 kg | — |
| Generac RG27 | 27.0 kW | 1 | — | — | — |
| Generac RG02724 | 27.0 kW | 1-Phase or 3-Phase | 58.0 dBA | 30.6 kg | — |
| Gillette SP-300 | 28.0 kW | — | — | — | — |
Among 25–30 kW Bi-Fuel (NG/LP) generators in this comparison, the Kohler 25CCL is quietest at 57.0 dBA.
Among 25–30 kW Bi-Fuel (NG/LP) generators in this comparison, the Generac RG02724 is lightest at 30.6 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.