Head to head
Ifor Williams HB510XL vs Nugent F4320T
The Nugent F4320T is 420kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB510XL weighs 420kg more empty.
Specifications side by side
| Ifor Williams HB510XL | Nugent F4320T | |
|---|---|---|
| Gross weight | 3500kg | 3,500kg |
| Unladen weight | 1290kg | 870kg |
| Payload | 2210kg | - |
| Internal length | 4.25m | - |
| Internal width | 1.74m | - |
| Internal LxW | - | 4,250 x 2,000 (mm) |
| Bed height | - | 680 mm |
| Axles | - | 3 |
Sources: Ifor Williams HB510XL, Nugent F4320T. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB510XL if...
For owners of taller or longer horses who find the standard HB511 too tight, giving extra internal length on the same 3500kg chassis so it stays towable by a suitably rated 4x4.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
Buy or hire the F4320T if...
- you want one that is 420kg 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 HB510XL and the Nugent F4320T?
The Nugent F4320T is 420kg lighter empty. The Ifor Williams HB510XL is a an extra-length double horsebox trailer; 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 HB510XL or the Nugent F4320T?
The Nugent F4320T. It is 420kg lighter empty than the Ifor Williams HB510XL.
Can I tow the Ifor Williams HB510XL 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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