Head to head
Equi-Trek Equinox 3,500kg vs Ifor Williams LM166
The Ifor Williams LM166 is 1,645kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Equi-Trek Equinox 3,500kg weighs 1,645kg more empty.
Specifications side by side
| Equi-Trek Equinox 3,500kg | Ifor Williams LM166 | |
|---|---|---|
| Gross weight | 3500kg | 3500kg |
| Unladen weight | 2440kg | 795kg |
| Payload | - | 2705kg |
| Internal bed | - | 4.77m x 1.98m |
Sources: Equi-Trek Equinox 3,500kg, Ifor Williams LM166. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Equinox 3,500kg if...
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 LM166 if...
- you want one that is 1,645kg lighter empty
Bought by contractors and hauliers who regularly carry longer loads, such as fencing materials or several pallets, and need more deck length than the LM106 or LM126 provide.
Listed by
- G-Tec Trailers - Thetford, Holme Hale
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Common questions
What is the difference between the Equi-Trek Equinox 3,500kg and the Ifor Williams LM166?
The Ifor Williams LM166 is 1,645kg lighter empty. The Equi-Trek Equinox 3,500kg is a 3.5 tonne motorised 2-horse horsebox; the Ifor Williams LM166 is a a long-bed flatbed trailer.
Which is lighter, the Equi-Trek Equinox 3,500kg or the Ifor Williams LM166?
The Ifor Williams LM166. It is 1,645kg lighter empty than the Equi-Trek Equinox 3,500kg.
Can I tow the Equi-Trek Equinox 3,500kg or the Ifor Williams LM166 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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