Head to head
Hyundai Construction Equipment R35Z-9 vs Komatsu D51PX
The Komatsu D51PX is the bigger machine by 10,630kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Komatsu D51PX is the bigger machine by 10,630kg.
Specifications side by side
| Hyundai Construction Equipment R35Z-9 | Komatsu D51PX | |
|---|---|---|
| Operating weight | 3550kg (7826lb) | 14,180kg |
| Engine power | 17.7kW (23.7hp) | - |
| Max digging depth | up to 3.44m (11'3") depending on boom/stick option | - |
| Class | - | 14 tonne |
Sources: Hyundai Construction Equipment R35Z-9, Komatsu D51PX. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the R35Z-9 if...
A compact, zero tail swing mini digger sized for domestic gardens, landscaping and utility work where space is tight. Widely used by small plant hire firms and groundworkers.
Listed by
- Red Plant Sales Ltd - Colchester, Frating
Buy or hire the D51PX if...
- you want one that is the bigger machine by 10,630kg
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 Hyundai Construction Equipment R35Z-9 and the Komatsu D51PX?
The Komatsu D51PX is the bigger machine by 10,630kg. The Hyundai Construction Equipment R35Z-9 is a zero tail swing mini excavator; the Komatsu D51PX is a low ground pressure crawler dozer, 14 tonne class.
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