Head to head
Equi-Trek Sonic Five Seats 3,500kg vs Woodford GP Single Axle Box
The Equi-Trek Sonic Five Seats 3,500kg is rated 2,750kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Equi-Trek Sonic Five Seats 3,500kg is rated 2,750kg heavier gross.
Specifications side by side
| Equi-Trek Sonic Five Seats 3,500kg | Woodford GP Single Axle Box | |
|---|---|---|
| Gross weight | 3500kg | 750kg (unbraked) |
| Unladen weight | 2500kg | - |
| Tyres | - | 500x10 6-ply |
| Internal width | - | 1,455mm |
| Load bed length | - | 2,100mm to 2,710mm depending on size |
| Floor | - | 12mm phenolic-coated birchwood |
Sources: Equi-Trek Sonic Five Seats 3,500kg, Woodford GP Single Axle Box. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Sonic Five Seats 3,500kg if...
- you want one that is rated 2,750kg heavier gross
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
Buy or hire the GP Single Axle Box if...
A small, lidded box trailer bought by tradespeople and households for tools, tip runs and light loads that need weather protection. Its 750kg unbraked rating means almost any car with a towbar can pull it.
Listed by
- Lustre trailers - Norwich
Common questions
What is the difference between the Equi-Trek Sonic Five Seats 3,500kg and the Woodford GP Single Axle Box?
The Equi-Trek Sonic Five Seats 3,500kg is rated 2,750kg heavier gross. The Equi-Trek Sonic Five Seats 3,500kg is a 5-seat version of the Sonic motorised horsebox; the Woodford GP Single Axle Box is a small single axle box trailer range.
Can I tow the Equi-Trek Sonic Five Seats 3,500kg or the Woodford GP Single Axle Box 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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