WEN GN5602X vs Yamaha EF6300iSDE
What is the difference?
The WEN GN5602X has 4.5 kW of running power, 5.6 kW peak. The Yamaha EF6300iSDE has 5.5 kW of running power, 6.3 kW peak.
The WEN GN5602X has a 4.3 gal tank, the Yamaha EF6300iSDE has a 4.5 gal tank.
Both have a 3-year warranty.
Specs side by side
| WEN GN5602X | Yamaha EF6300iSDE | |
|---|---|---|
| Running W | 4500 | 5500 |
| Peak W | 5600 | 6300 |
| Fuel | gasoline | — |
| Tank (gal) | 4.3 | 4.5 |
| Run time @50 % (h) | 12.5 | — |
| Noise (dB) | — | — |
| CO shutoff | yes | — |
| Weight (lb) | — | 216 |
| Warranty (yr) | 3 | 3 |
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Specs as read from manufacturer pages on 2026-10-25 / 2026-10-26. Specs one maker does not list are left out of the comparison. Sponsored links; we may earn a commission.
Common questions
Which has more running watts, WEN GN5602X or Yamaha EF6300iSDE?
The Yamaha EF6300iSDE. More running watts: 5500 W vs 4500 W.
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