Head to head
Bateson PT66 vs Equi-Trek Sonic Five Seats 3,500kg
The Bateson PT66 is 1,565kg lighter empty.
Last reviewed 13 September 2026

Key differences
- Unladen weight: the Equi-Trek Sonic Five Seats 3,500kg weighs 1,565kg more empty.
Specifications side by side
| Bateson PT66 | Equi-Trek Sonic Five Seats 3,500kg | |
|---|---|---|
| Gross weight | 3500kg | 3500kg |
| Unladen weight | 935kg | 2500kg |
| Payload | 2565kg | - |
| Bed size | 5660mm x 2100mm (18' x 7') | - |
| Axles | Triple | - |
Sources: Bateson PT66, Equi-Trek Sonic Five Seats 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 1,565kg 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 Five Seats 3,500kg if...
A five-seat cab variant of the Sonic, aimed at families or small teams who want to travel together to competitions rather than sending a second car. It carries the same horse capacity as the standard Sonic.
Listed by
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Trek-Trailers Three Counties - Hereford
Common questions
What is the difference between the Bateson PT66 and the Equi-Trek Sonic Five Seats 3,500kg?
The Bateson PT66 is 1,565kg lighter empty. The Bateson PT66 is a triple axle hydraulic tilt platform trailer; the Equi-Trek Sonic Five Seats 3,500kg is a 5-seat version of the Sonic motorised horsebox.
Which is lighter, the Bateson PT66 or the Equi-Trek Sonic Five Seats 3,500kg?
The Bateson PT66. It is 1,565kg lighter empty than the Equi-Trek Sonic Five Seats 3,500kg.
Can I tow the Bateson PT66 or the Equi-Trek Sonic Five Seats 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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