Head to head
Brian James Eco Plant vs Equi-Trek Sonic 3,500kg
The Brian James Eco Plant is 1,870kg lighter empty. The Equi-Trek Sonic 3,500kg is rated 900kg heavier gross.
Last reviewed 13 September 2026

Key differences
- Unladen weight: the Equi-Trek Sonic 3,500kg weighs 1,870kg more empty.
- Gross weight: the Equi-Trek Sonic 3,500kg is rated 900kg heavier gross.
Specifications side by side
| Brian James Eco Plant | Equi-Trek Sonic 3,500kg | |
|---|---|---|
| Gross weight | 2600kg | 3500kg |
| Unladen weight | from 450kg | 2320kg |
| Payload | up to 2183kg | - |
| Internal bed | 2.3m / 2.5m long x 1.1m / 1.5m wide | - |
| Axles | Twin | - |
Sources: Brian James Eco Plant, Equi-Trek Sonic 3,500kg. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Eco Plant if...
- you want one that is 1,870kg lighter empty
Aimed at gardeners, groundcare contractors and farmers moving small low-clearance kit such as compact tractors or turf equipment. It undercuts the General Plant and Digger Plant ranges on price and weight for buyers who do not need a full-size plant trailer.
Listed by
- Bicester Trailer Centre - Bicester
Buy or hire the Sonic 3,500kg if...
- you want one that is rated 900kg heavier gross
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 Brian James Eco Plant and the Equi-Trek Sonic 3,500kg?
The Brian James Eco Plant is 1,870kg lighter empty. The Equi-Trek Sonic 3,500kg is rated 900kg heavier gross. The Brian James Eco Plant is a an entry-level beavertail plant trailer for small, low ground clearance machinery; the Equi-Trek Sonic 3,500kg is a compact 3.5 tonne motorised 2-horse horsebox.
Which is lighter, the Brian James Eco Plant or the Equi-Trek Sonic 3,500kg?
The Brian James Eco Plant. It is 1,870kg lighter empty than the Equi-Trek Sonic 3,500kg.
Can I tow the Brian James Eco Plant 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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