Fuel tank: 7 of 7 variants rated.
Hummer H2 SUT 6.0 V8 Exclusive tops the Hummer H2 ranking by Fuel tank, at 121 L (32.0 gal US).
Across 7 ranked variants, Fuel tank spans from 121 L (32.0 gal US) to 121 L (32.0 gal US).
| # | Variant | Year | Body | Fuel | Fuel tank |
|---|---|---|---|---|---|
| 1 | Hummer H2 SUT 6.0 V8 Exclusive | 2007 | SUV | Petrol | 121 L (32.0 gal US) |
| 2 | Hummer H2 SUT 6.2 V8 Luxury | 2007 | SUV | Petrol | 121 L (32.0 gal US) |
| 3 | Hummer H2 6.2 V8 Adventure | 2007 | SUV | Petrol | 121 L (32.0 gal US) |
| 4 | Hummer H2 6.2 V8 Luxury | 2007 | SUV | Petrol | 121 L (32.0 gal US) |
| 5 | Hummer H2 6.0 V8 Pure | 2004 | SUV | Petrol | 121 L (32.0 gal US) |
| 6 | Hummer H2 6.0 V8 Adventure | 2004 | SUV | Petrol | 121 L (32.0 gal US) |
| 7 | Hummer H2 6.0 V8 Exclusive | 2004 | SUV | Petrol | 121 L (32.0 gal US) |