Head to head
Hitachi ZX135USB-7 vs Kubota KX037-4
The Hitachi ZX135USB-7 has 56kW more power.
Last reviewed 13 September 2026
Key differences
- Engine power: the Hitachi ZX135USB-7 has 56kW more power.
Specifications side by side
| Hitachi ZX135USB-7 | Kubota KX037-4 | |
|---|---|---|
| Operating weight | 13,800 - 16,000kg | 3518 kg |
| Engine power | 74kW (ISO14396) / 73kW (ISO9249) | 17.8 kw |
| Dig depth | - | 3410 mm |
| Width | - | 1550 mm |
Sources: Hitachi ZX135USB-7, Kubota KX037-4. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ZX135USB-7 if...
- you want one that has 56kW more power
Built for sites with tight working margins - roadside, urban and confined yards - where a swinging counterweight would foul walls, parked vehicles or passing traffic. Popular with utility and demolition contractors working close to structures.
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 ZX135USB-7 and the Kubota KX037-4?
The Hitachi ZX135USB-7 has 56kW more power. The Hitachi ZX135USB-7 is a 13 tonne zero tail swing crawler excavator; the Kubota KX037-4 is a 3.5 tonne class mini excavator.
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