Head to head
Equi-Trek Equinox 3,500kg vs Ifor Williams HBX506
The Ifor Williams HBX506 is 1,575kg lighter empty. The Equi-Trek Equinox 3,500kg is rated 900kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Equi-Trek Equinox 3,500kg weighs 1,575kg more empty.
- Gross weight: the Equi-Trek Equinox 3,500kg is rated 900kg heavier gross.
Specifications side by side
| Equi-Trek Equinox 3,500kg | Ifor Williams HBX506 | |
|---|---|---|
| Gross weight | 3500kg | 2600kg |
| Unladen weight | 2440kg | 865kg |
| Payload | - | 1735kg |
| Internal length | - | 3.26m |
| Internal width | - | 1.67m |
Sources: Equi-Trek Equinox 3,500kg, Ifor Williams HBX506. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Equinox 3,500kg if...
- you want one that is rated 900kg heavier gross
A mid-range motorised horsebox for two horses, sitting between the small Apollo and the larger 4,500kg Equinox and 7-tonne-plus models. It suits owners who want a proper horsebox cab and living space but not a 7.5 tonne licence.
Listed by
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Trek-Trailers Three Counties - Hereford
Buy or hire the HBX506 if...
- you want one that is 1,575kg lighter empty
A mid-size horsebox for owners moving one or two horses who want the updated HBX styling and features rather than the standard HB range trailer.
Listed by
- R M Trailer Centre - Middlesbrough, North Ormesby
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Equi-Trek Equinox 3,500kg and the Ifor Williams HBX506?
The Ifor Williams HBX506 is 1,575kg lighter empty. The Equi-Trek Equinox 3,500kg is rated 900kg heavier gross. The Equi-Trek Equinox 3,500kg is a 3.5 tonne motorised 2-horse horsebox; the Ifor Williams HBX506 is a a double horsebox trailer from Ifor Williams' HBX range.
Which is lighter, the Equi-Trek Equinox 3,500kg or the Ifor Williams HBX506?
The Ifor Williams HBX506. It is 1,575kg lighter empty than the Equi-Trek Equinox 3,500kg.
Can I tow the Equi-Trek Equinox 3,500kg or the Ifor Williams HBX506 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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