Briggs & Stratton P4500 vs Pulsar GD400BN
What is the difference?
The Briggs & Stratton P4500 has 3.7 kW of running power, 4.5 kW peak. The Pulsar GD400BN has 3.2 kW of running power, 4 kW peak.
The Briggs & Stratton P4500 has a 3.5 gal tank, the Pulsar GD400BN has a 1 gal tank.
The Briggs & Stratton P4500 weighs 104 lb, the Pulsar GD400BN weighs 47 lb. The Pulsar GD400BN is easier to carry.
Both have 120 V AC output.
Specs side by side
| Briggs & Stratton P4500 | Pulsar GD400BN | |
|---|---|---|
| Running W | 3700 | 3200 |
| Peak W | 4500 | 4000 |
| Fuel | — | dual-fuel |
| Tank (gal) | 3.5 | 1 |
| Run time @50 % (h) | — | 4.5 |
| Noise (dB) | — | — |
| CO shutoff | yes | yes |
| Weight (lb) | 104 | 47 |
| Warranty (yr) | 3 | — |
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Specs as read from manufacturer pages on 2026-10-26 / 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, Briggs & Stratton P4500 or Pulsar GD400BN?
The Briggs & Stratton P4500. More running watts: 3700 W vs 3200 W.
Which is lighter, Briggs & Stratton P4500 or Pulsar GD400BN?
The Pulsar GD400BN. Lighter: 47 lb vs 104 lb.
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