Head to head
Hitachi ZX210LC-7 vs Komatsu D51PX
The Hitachi ZX210LC-7 is a 21-24 tonne long-undercarriage crawler excavator. The Komatsu D51PX is a low ground pressure crawler dozer, 14 tonne class.
Last reviewed 13 September 2026
Specifications side by side
| Hitachi ZX210LC-7 | Komatsu D51PX | |
|---|---|---|
| Operating weight | 21,900 - 23,900kg | 14,180kg |
| Dig depth | 6,180mm | - |
| Engine power | 128.4kW (ISO14396) / 122kW (ISO9249) | - |
| Class | - | 14 tonne |
Sources: Hitachi ZX210LC-7, Komatsu D51PX. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX210LC-7 if...
A mainstream medium excavator for groundworks, bulk dig and drainage contractors who need reliable output without stepping up to a large-plant class. A common size for muckshifting and foundation packages on housing and commercial sites.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Buy or hire the D51PX if...
A mid-size dozer built with wider, low ground pressure tracks for soft or wet ground. Groundworks and landfill contractors choose the PX variant over a standard-track D51 where the ground itself would otherwise bog a machine down.
Listed by
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
Common questions
What is the difference between the Hitachi ZX210LC-7 and the Komatsu D51PX?
The Hitachi ZX210LC-7 is a 21-24 tonne long-undercarriage crawler excavator; the Komatsu D51PX is a low ground pressure crawler dozer, 14 tonne class.
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