Head to head
Ifor Williams HB510XL vs Ifor Williams HBE506
The Ifor Williams HB510XL carries 985kg more and is rated 1.5 tonnes heavier gross. The Ifor Williams HBE506 is 515kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Payload: the Ifor Williams HB510XL carries 985kg more.
- Gross weight: the Ifor Williams HB510XL is rated 1.5 tonnes heavier gross.
- Unladen weight: the Ifor Williams HB510XL weighs 515kg more empty.
- Internal length: the Ifor Williams HB510XL is 99cm (3ft) longer inside.
- Internal width: the Ifor Williams HB510XL is 7cm wider inside.
Specifications side by side
| Ifor Williams HB510XL | Ifor Williams HBE506 | |
|---|---|---|
| Gross weight | 3500kg | 2000kg |
| Unladen weight | 1290kg | 775kg |
| Payload | 2210kg | 1225kg |
| Internal length | 4.25m | 3.26m |
| Internal width | 1.74m | 1.67m |
Sources: Ifor Williams HB510XL, Ifor Williams HBE506. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB510XL if...
- you want one that carries 985kg more
- you want one that is rated 1.5 tonnes heavier gross
- you want one that is 99cm (3ft) longer inside
- you want one that is 7cm wider inside
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 HBE506 if...
- you want one that is 515kg lighter empty
Aimed at owners who want HB506-sized space for two horses or ponies but need a lower gross weight to stay within a smaller car's towing limit.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Ifor Williams HB510XL and the Ifor Williams HBE506?
The Ifor Williams HB510XL carries 985kg more and is rated 1.5 tonnes heavier gross. The Ifor Williams HBE506 is 515kg lighter empty. The Ifor Williams HB510XL is a an extra-length double horsebox trailer; the Ifor Williams HBE506 is a a lighter-weight version of the HB506 double horsebox.
Which is lighter, the Ifor Williams HB510XL or the Ifor Williams HBE506?
The Ifor Williams HBE506. It is 515kg lighter empty than the Ifor Williams HB510XL.
Which carries more, the Ifor Williams HB510XL or the Ifor Williams HBE506?
The Ifor Williams HB510XL, by 985kg.
Can I tow the Ifor Williams HB510XL or the Ifor Williams HBE506 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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