Head to head
Equi-Trek Apollo vs Ifor Williams HB510XL
The Ifor Williams HB510XL is rated 1.5 tonnes heavier gross. The Equi-Trek Apollo is 445kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams HB510XL is rated 1.5 tonnes heavier gross.
- Unladen weight: the Ifor Williams HB510XL weighs 445kg more empty.
Specifications side by side
| Equi-Trek Apollo | Ifor Williams HB510XL | |
|---|---|---|
| Gross weight | 2000kg / 2600kg (depending on spec) | 3500kg |
| Unladen weight | 845kg | 1290kg |
| Payload | - | 2210kg |
| Internal length | - | 4.25m |
| Internal width | - | 1.74m |
Sources: Equi-Trek Apollo, Ifor Williams HB510XL. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Apollo if...
- you want one that is 445kg lighter empty
Equi-Trek's smallest motorised horsebox, built to be driveable on a standard car licence in its lighter configuration. It suits owners moving up from a trailer who want a small horsebox without a 7.5 tonne licence requirement.
Listed by
- Trek-Trailers Suffolk - Bury Saint Edmunds
Buy or hire the HB510XL if...
- you want one that is rated 1.5 tonnes heavier gross
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 Equi-Trek Apollo and the Ifor Williams HB510XL?
The Ifor Williams HB510XL is rated 1.5 tonnes heavier gross. The Equi-Trek Apollo is 445kg lighter empty. The Equi-Trek Apollo is a compact 2-horse motorised horsebox; the Ifor Williams HB510XL is a an extra-length double horsebox trailer.
Which is lighter, the Equi-Trek Apollo or the Ifor Williams HB510XL?
The Equi-Trek Apollo. It is 445kg lighter empty than the Ifor Williams HB510XL.
Can I tow the Equi-Trek Apollo 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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