Generac iQ5200 vs Pulsar GD400BN
What is the difference?
The Generac iQ5200 has 3.9 kW of running power, 5.2 kW peak. The Pulsar GD400BN has 3.2 kW of running power, 4 kW peak.
Both are dual-fuel.
The Generac iQ5200 runs 9 h at half load, the Pulsar GD400BN runs 4.5 h at half load. The Generac iQ5200 runs longer on a tank.
The Generac iQ5200 has a 3.2 gal tank, the Pulsar GD400BN has a 1 gal tank.
The Generac iQ5200 weighs 111 lb, the Pulsar GD400BN weighs 47 lb. The Pulsar GD400BN is easier to carry.
Specs side by side
| Generac iQ5200 | Pulsar GD400BN | |
|---|---|---|
| Running W | 3900 | 3200 |
| Peak W | 5200 | 4000 |
| Fuel | dual-fuel | dual-fuel |
| Tank (gal) | 3.2 | 1 |
| Run time @50 % (h) | 9 | 4.5 |
| Noise (dB) | — | — |
| CO shutoff | yes | yes |
| Weight (lb) | 111 | 47 |
| Warranty (yr) | — | — |
| Check on Amazon → | Check on Amazon → |
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, Generac iQ5200 or Pulsar GD400BN?
The Generac iQ5200. More running watts: 3900 W vs 3200 W.
Which is lighter, Generac iQ5200 or Pulsar GD400BN?
The Pulsar GD400BN. Lighter: 47 lb vs 111 lb.
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Compare other models → · All Generac models · All Pulsar models