Head to head
Ifor Williams Eventa L vs Ifor Williams HB510XL
The Ifor Williams HB510XL is 662kg lighter empty and carries 662kg more. The Ifor Williams Eventa L is 47cm (1.5ft) wider inside and is 97cm (3ft) longer inside.
Last reviewed 2 November 2026
Key differences
- Unladen weight: the Ifor Williams Eventa L weighs 662kg more empty.
- Payload: the Ifor Williams HB510XL carries 662kg more.
- Internal width: the Ifor Williams Eventa L is 47cm (1.5ft) wider inside.
- Internal length: the Ifor Williams Eventa L is 97cm (3ft) longer inside.
Specifications side by side
| Ifor Williams Eventa L | Ifor Williams HB510XL | |
|---|---|---|
| Gross weight | 3500kg | 3500kg |
| Unladen weight | 1952kg | 1290kg |
| Payload | 1548kg | 2210kg |
| Internal length | 5.22m | 4.25m |
| Internal width | 2.21m | 1.74m |
Sources: Ifor Williams Eventa L, Ifor Williams HB510XL. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Eventa L if...
- you want one that is 47cm (1.5ft) wider inside
- you want one that is 97cm (3ft) longer inside
For owners who compete away from home and want to sleep or change in the trailer rather than tow a separate caravan, combining a two-horse area with a fitted living/changing section. It sits at the entry point of Ifor Williams' living-away range, below the larger Eventa M.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
- Universal Trailers - Billingshurst
- John Page Trailers Ltd - Ashford, Biddenden
Buy or hire the HB510XL if...
- you want one that is 662kg lighter empty
- you want one that carries 662kg more
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
Common questions
What is the difference between the Ifor Williams Eventa L and the Ifor Williams HB510XL?
The Ifor Williams HB510XL is 662kg lighter empty and carries 662kg more. The Ifor Williams Eventa L is 47cm (1.5ft) wider inside and is 97cm (3ft) longer inside. The Ifor Williams Eventa L is a a two-horse living-away horsebox trailer; the Ifor Williams HB510XL is a an extra-length double horsebox trailer.
Which is lighter, the Ifor Williams Eventa L or the Ifor Williams HB510XL?
The Ifor Williams HB510XL. It is 662kg lighter empty than the Ifor Williams Eventa L.
Which carries more, the Ifor Williams Eventa L or the Ifor Williams HB510XL?
The Ifor Williams HB510XL, by 662kg.
Can I tow the Ifor Williams Eventa L or the Ifor Williams HB510XL 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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