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Head to head

Ifor Williams HB506 vs Nugent F4320T

The Nugent F4320T is rated 900kg heavier gross and is 50kg lighter empty.

Last reviewed 13 September 2026

Ifor Williams HB506
Ifor Williams HB506 - image: Norfolk Trailers
Nugent F4320T
Nugent F4320T - image: other Nugent model shown; image from Nugent Engineering

Key differences

Specifications side by side

Ifor Williams HB506Nugent F4320T
Gross weight2,600kg3,500kg
Unladen weight920kg870kg
Internal length3.16m-
Internal width1.67m-
BrakesBraked-
Internal LxW-4,250 x 2,000 (mm)
Bed height-680 mm
Axles-3

Sources: Ifor Williams HB506, Nugent F4320T. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the HB506 if...

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 →

Buy or hire the F4320T if...

  • you want one that is rated 900kg heavier gross
  • you want one that is 50kg lighter empty

A long tri axle flatbed with drop sides for contractors, landscapers and farms carrying pallets, materials and machinery.

Full F4320T specifications →

Common questions

What is the difference between the Ifor Williams HB506 and the Nugent F4320T?

The Nugent F4320T is rated 900kg heavier gross and is 50kg lighter empty. The Ifor Williams HB506 is a two-horse trailer, twin axle; the Nugent F4320T is a 14 ft x 6 ft 7 in tri axle 3.5 tonne flatbed trailer.

Which is lighter, the Ifor Williams HB506 or the Nugent F4320T?

The Nugent F4320T. It is 50kg lighter empty than the Ifor Williams HB506.

Can I tow the Ifor Williams HB506 or the Nugent F4320T 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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