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Head to head

Bateson PT66 vs Ifor Williams HB506

The Bateson PT66 is rated 900kg heavier gross. The Ifor Williams HB506 is 15kg lighter empty.

Last reviewed 13 September 2026

PT66
Bateson PT66
Ifor Williams HB506
Ifor Williams HB506 - image: Norfolk Trailers

Key differences

Specifications side by side

Bateson PT66Ifor Williams HB506
Gross weight3500kg2,600kg
Unladen weight935kg920kg
Payload2565kg-
Bed size5660mm x 2100mm (18' x 7')-
AxlesTriple-
Internal length-3.16m
Internal width-1.67m
Brakes-Braked

Sources: Bateson PT66, Ifor Williams HB506. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the PT66 if...

  • you want one that is rated 900kg heavier gross

Bateson's largest hydraulic tilt trailer with triple hinged steel sides, used to move light commercial vehicles, plant and ground maintenance machinery. Its hydraulic tilt bed lets one person load without ramps.

Listed by

Full PT66 specifications →

Buy or hire the HB506 if...

  • you want one that is 15kg lighter empty

The mainstream two-horse trailer in Britain, used by private owners and small yards. Its comparatively low unladen weight for the class is the practical point: it widens the range of 4x4s and large SUVs that can legally and comfortably tow it.

Listed by

Full HB506 specifications →

Common questions

What is the difference between the Bateson PT66 and the Ifor Williams HB506?

The Bateson PT66 is rated 900kg heavier gross. The Ifor Williams HB506 is 15kg lighter empty. The Bateson PT66 is a triple axle hydraulic tilt platform trailer; the Ifor Williams HB506 is a two-horse trailer, twin axle.

Which is lighter, the Bateson PT66 or the Ifor Williams HB506?

The Ifor Williams HB506. It is 15kg lighter empty than the Bateson PT66.

Can I tow the Bateson PT66 or the Ifor Williams HB506 on a car licence?

Yes, as far as the licence goes. Both are rated at or under 3,500kg gross, and a car (B) licence has covered towing up to 3,500kg since 16 December 2021. Your car still has to be rated to tow the loaded weight - check the handbook or the VIN plate.

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