Head to head
Bateson PT66 vs Equi-Trek Sonic 3,500kg
The Bateson PT66 is 1,385kg lighter empty.
Last reviewed 13 September 2026

Key differences
- Unladen weight: the Equi-Trek Sonic 3,500kg weighs 1,385kg more empty.
Specifications side by side
| Bateson PT66 | Equi-Trek Sonic 3,500kg | |
|---|---|---|
| Gross weight | 3500kg | 3500kg |
| Unladen weight | 935kg | 2320kg |
| Payload | 2565kg | - |
| Bed size | 5660mm x 2100mm (18' x 7') | - |
| Axles | Triple | - |
Sources: Bateson PT66, Equi-Trek Sonic 3,500kg. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the PT66 if...
- you want one that is 1,385kg lighter empty
Bateson's largest hydraulic tilt trailer with triple hinged steel sides, used to move light commercial vehicles, plant and ground maintenance machinery. Its hydraulic tilt bed lets one person load without ramps.
Listed by
- Warrior Trailers Limited - Worcester
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
Common questions
What is the difference between the Bateson PT66 and the Equi-Trek Sonic 3,500kg?
The Bateson PT66 is 1,385kg lighter empty. The Bateson PT66 is a triple axle hydraulic tilt platform trailer; the Equi-Trek Sonic 3,500kg is a compact 3.5 tonne motorised 2-horse horsebox.
Which is lighter, the Bateson PT66 or the Equi-Trek Sonic 3,500kg?
The Bateson PT66. It is 1,385kg lighter empty than the Equi-Trek Sonic 3,500kg.
Can I tow the Bateson PT66 or the Equi-Trek Sonic 3,500kg 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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