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Bobcat E17z vs Thwaites 6 Tonne Power Swivel

The Thwaites 6 Tonne Power Swivel has 45kW more power.

Last reviewed 13 September 2026

Bobcat E17z
Bobcat E17z - image: bobcat.com
Thwaites 6 Tonne Power Swivel
Thwaites 6 Tonne Power Swivel - image: Molson Group

Key differences

Specifications side by side

Bobcat E17zThwaites 6 Tonne Power Swivel
Engine power10.1kW55.4 kW (74 hp) @ 2200rpm
Operating weight1712kg-
Dig depth2230mm-
Breakout force11.92kN-
Payload-6000 kg
Heaped capacity-3150 litres
Engine-Deutz TCD 3.6 L4

Sources: Bobcat E17z, Thwaites 6 Tonne Power Swivel. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the E17z if...

The 1.5 tonne class is the busiest size in UK hire fleets. At 1,712kg it goes on a braked plant trailer behind a large 4x4 or pickup, and digs to 2230mm 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 E17z specifications →

Buy or hire the 6 Tonne Power Swivel if...

  • you want one that has 45kW more power

A 6 tonne dumper whose skip swivels so it can tip to either side, useful for loading into trenches and working along narrow roads or site edges. Used by groundworks and utility contractors on UK sites. A cab is listed as an option.

Full 6 Tonne Power Swivel specifications →

Common questions

What is the difference between the Bobcat E17z and the Thwaites 6 Tonne Power Swivel?

The Thwaites 6 Tonne Power Swivel has 45kW more power. The Bobcat E17z is a 1.5 tonne class mini excavator, zero tail swing; the Thwaites 6 Tonne Power Swivel is a 6 tonne power swivel site dumper.

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