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Caterpillar D4K2 vs Wacker Neuson EZ17

The Caterpillar D4K2 has 55kW more power.

Last reviewed 13 September 2026

D4K2
Caterpillar D4K2
Wacker Neuson EZ17
Wacker Neuson EZ17 - image: wackerneuson.co.uk

Key differences

Specifications side by side

Caterpillar D4K2Wacker Neuson EZ17
Operating weight8,168kg (XL) / 8,476kg (LGP)1,724 to 1,887 kg
Engine power92hp (68.8kW), Cat C4.4 ACERT13.8 kW
Blade capacity1.98m3 (XL) / 1.85m3 (LGP)-
Ground pressure38.6kPa (XL) / 29.2kPa (LGP)-
Breakout force-18.7 kN
Length-3,581 mm
Dig depth-2,590 mm
Width-990 to 1,300 mm
Height-2,369 mm

Sources: Caterpillar D4K2, Wacker Neuson EZ17. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the D4K2 if...

  • you want one that has 55kW more power

Cat's smallest crawler dozer, used for grading, site clearance and landscaping where a larger machine would be too heavy or too wide. The LGP undercarriage option suits soft or wet ground.

Listed by

Full D4K2 specifications →

Buy or hire the EZ17 if...

The 1.5 tonne class is the busiest size in UK hire fleets. At 1,724kg it goes on a braked plant trailer behind a large 4x4 or pickup, and digs to 2,590 mm for footings, drainage runs and fence posts. Zero tail swing means the back of the machine stays inside the tracks when it slews, so it can work tight against a wall or in one lane of a road.

Listed by

Full EZ17 specifications →

Common questions

What is the difference between the Caterpillar D4K2 and the Wacker Neuson EZ17?

The Caterpillar D4K2 has 55kW more power. The Caterpillar D4K2 is a small crawler dozer; the Wacker Neuson EZ17 is a 1.5 tonne class mini excavator, zero tail swing.

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