Head to head
Equi-Trek Evolution vs Ifor Williams CT166
The Ifor Williams CT166 is 3,615kg lighter empty. The Equi-Trek Evolution is rated 3.7 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Equi-Trek Evolution weighs 3,615kg more empty.
- Gross weight: the Equi-Trek Evolution is rated 3.7 tonnes heavier gross.
Specifications side by side
| Equi-Trek Evolution | Ifor Williams CT166 | |
|---|---|---|
| Gross weight | 7200kg | 3500kg |
| Unladen weight | 4500kg | 885kg |
| Overall length | 8.354m | - |
| Overall width | 2.375m | - |
| Overall height | 3.185m | - |
| Payload | - | 2615kg |
| Internal bed | - | 4.87m x 1.90m |
Sources: Equi-Trek Evolution, Ifor Williams CT166. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Evolution if...
- you want one that is rated 3.7 tonnes heavier gross
A large motorised horsebox on an Iveco chassis for yards or professionals moving up to three horses or four ponies, requiring a 7.5 tonne category licence to drive. It sits toward the top of Equi-Trek's motorised range alongside the Endeavour.
Full Evolution specifications →Buy or hire the CT166 if...
- you want one that is 3,615kg lighter empty
Bought by garages, recovery operators and plant hire firms who load low vehicles or compact machinery by tilting the deck to ground level instead of driving up loading ramps. The narrower CT166 bed suits standard cars and single machines.
Full CT166 specifications →Common questions
What is the difference between the Equi-Trek Evolution and the Ifor Williams CT166?
The Ifor Williams CT166 is 3,615kg lighter empty. The Equi-Trek Evolution is rated 3.7 tonnes heavier gross. The Equi-Trek Evolution is a 7.2 tonne motorised horsebox for up to three horses; the Ifor Williams CT166 is a a tilt-bed car and machinery transporter trailer.
Which is lighter, the Equi-Trek Evolution or the Ifor Williams CT166?
The Ifor Williams CT166. It is 3,615kg lighter empty than the Equi-Trek Evolution.
Can I tow the Equi-Trek Evolution or the Ifor Williams CT166 on a car licence?
Equi-Trek Evolution is rated over 3,500kg gross, which is beyond what a car can tow in the UK.
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