Head to head
Hitachi ZX225US-7 vs Kubota KX037-4
The Hitachi ZX225US-7 has 111kW more power and digs 2.71m (9ft) deeper.
Last reviewed 13 September 2026
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Key differences
- Engine power: the Hitachi ZX225US-7 has 111kW more power.
- Dig depth: the Hitachi ZX225US-7 digs 2.71m (9ft) deeper.
Specifications side by side
| Hitachi ZX225US-7 | Kubota KX037-4 | |
|---|---|---|
| Operating weight | 24,800 - 29,100kg | 3518 kg |
| Dig depth | 6,120mm | 3410 mm |
| Engine power | 128.4kW (ISO14396) / 122kW (ISO9249) | 17.8 kw |
| Width | - | 1550 mm |
Sources: Hitachi ZX225US-7, Kubota KX037-4. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX225US-7 if...
- you want one that has 111kW more power
- you want one that digs 2.71m (9ft) deeper
For contractors working in restricted yards or alongside live structures who still need the dig performance of a 20-tonne-plus machine. The reduced tail swing keeps the counterweight closer to the tracks than a standard crawler excavator of this size.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Buy or hire the KX037-4 if...
A 3.5 tonne class digger used by groundworkers, utility contractors and hire fleets for trenching, foundations and landscaping. Suits sites that need more reach and lift than a 3 tonne machine.
Full KX037-4 specifications →Common questions
What is the difference between the Hitachi ZX225US-7 and the Kubota KX037-4?
The Hitachi ZX225US-7 has 111kW more power and digs 2.71m (9ft) deeper. The Hitachi ZX225US-7 is a 22-29 tonne reduced-tail-swing medium excavator; the Kubota KX037-4 is a 3.5 tonne class mini excavator.
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