A-iPower GXS5000RD vs Pulsar GD400BN
What is the difference?
The A-iPower GXS5000RD has 4 kW of running power, 5 kW peak. The Pulsar GD400BN has 3.2 kW of running power, 4 kW peak.
Both are dual-fuel.
The A-iPower GXS5000RD has a 6.3 gal tank, the Pulsar GD400BN has a 1 gal tank.
The A-iPower GXS5000RD weighs 124 lb, the Pulsar GD400BN weighs 47 lb. The Pulsar GD400BN is easier to carry.
The A-iPower GXS5000RD has 120/240 V AC output, the Pulsar GD400BN 120 V. Only 240 V output can run 240 V loads such as many well pumps, dryers and central AC.
Specs side by side
| A-iPower GXS5000RD | Pulsar GD400BN | |
|---|---|---|
| Running W | 4000 | 3200 |
| Peak W | 5000 | 4000 |
| Fuel | dual-fuel | dual-fuel |
| Tank (gal) | 6.3 | 1 |
| Run time @50 % (h) | — | 4.5 |
| Noise (dB) | 68 | — |
| CO shutoff | yes | yes |
| Weight (lb) | 124 | 47 |
| Warranty (yr) | 3 | — |
| Check on Amazon → | Check on Amazon → |
Specs as read from manufacturer pages on 2026-11-04 / 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, A-iPower GXS5000RD or Pulsar GD400BN?
The A-iPower GXS5000RD. More running watts: 4000 W vs 3200 W.
Which is lighter, A-iPower GXS5000RD or Pulsar GD400BN?
The Pulsar GD400BN. Lighter: 47 lb vs 124 lb.
More comparisons
- A-iPower GXS5000RD vs WEN GN5602X
- A-iPower GXS5000RD vs WEN DF475T
- A-iPower GXS5000RD vs Anker SOLIX Smart Generator 5500
- A-iPower GXS5000RD vs Champion 5500-Watt Dual Fuel Inverter
- Pulsar GD400BN vs Generac iQ5200
- Pulsar GD400BN vs WEN DF480iX
- Pulsar GD400BN vs WEN DF475T
- Pulsar GD400BN vs Anker SOLIX Smart Generator 5500
Compare other models → · All A-iPower models · All Pulsar models