Head to head
Equi-Trek Sonic 3,500kg vs Ifor Williams GH126 BT
The Equi-Trek Sonic 3,500kg is a compact 3.5 tonne motorised 2-horse horsebox. The Ifor Williams GH126 BT is a general purpose trailer.
Last reviewed 13 September 2026
Specifications side by side
| Equi-Trek Sonic 3,500kg | Ifor Williams GH126 BT | |
|---|---|---|
| Gross weight | 3500kg | 3500kg |
| Unladen weight | 2320kg | - |
| Axles | - | Single |
| Brakes | - | Braked |
| Size | - | 12ft x 6ft |
Sources: Equi-Trek Sonic 3,500kg, Ifor Williams GH126 BT. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Sonic 3,500kg if...
A compact motorised horsebox pitched as easy to drive day to day, for owners of one or two horses who want a small horsebox rather than a trailer and tow car. It is one of Equi-Trek's lower-cost motorised models.
Listed by
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Trek-Trailers Suffolk - Bury Saint Edmunds
- Trek-Trailers Three Counties - Hereford
Buy or hire the GH126 BT if...
Ifor Williams GH126 BT, carried by UK dealers and hire companies listed on GetBrent for sale. General purpose trailers are the everyday choice for garden waste, tip runs, DIY materials and moving house.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Equi-Trek Sonic 3,500kg and the Ifor Williams GH126 BT?
The Equi-Trek Sonic 3,500kg is a compact 3.5 tonne motorised 2-horse horsebox; the Ifor Williams GH126 BT is a general purpose trailer.
Can I tow the Equi-Trek Sonic 3,500kg or the Ifor Williams GH126 BT 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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