Head to head
Ifor Williams HB510XL vs Nugent F3720H
The Nugent F3720H is 615kg lighter empty and carries 615kg more.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB510XL weighs 615kg more empty.
- Payload: the Nugent F3720H carries 615kg more.
Specifications side by side
| Ifor Williams HB510XL | Nugent F3720H | |
|---|---|---|
| Gross weight | 3500kg | 3500kg |
| Unladen weight | 1290kg | 675kg |
| Payload | 2210kg | 2825kg |
| Internal length | 4.25m | - |
| Internal width | 1.74m | - |
| Internal bed | - | 3650mm x 2000mm |
| Axles | - | Twin |
Sources: Ifor Williams HB510XL, Nugent F3720H. 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 F3720H if...
- you want one that is 615kg lighter empty
- you want one that carries 615kg more
A general haulage flatbed for farmers and small contractors moving bales, machinery or building materials, built around Nugent's own suspension design and Knott brakes rather than a bought-in chassis.
Listed by
- Kent Towing Solutions - Tunbridge Wells
Common questions
What is the difference between the Ifor Williams HB510XL and the Nugent F3720H?
The Nugent F3720H is 615kg lighter empty and carries 615kg more. The Ifor Williams HB510XL is a an extra-length double horsebox trailer; the Nugent F3720H is a a twin-axle flatbed trailer with Nugent's Dual Drive suspension.
Which is lighter, the Ifor Williams HB510XL or the Nugent F3720H?
The Nugent F3720H. It is 615kg lighter empty than the Ifor Williams HB510XL.
Which carries more, the Ifor Williams HB510XL or the Nugent F3720H?
The Nugent F3720H, by 615kg.
Can I tow the Ifor Williams HB510XL or the Nugent F3720H 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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