Head to head
Equi-Trek Sonic 3,500kg vs Erde CH451
The Erde CH451 is 2,211kg lighter empty. The Equi-Trek Sonic 3,500kg is rated 2.9 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Equi-Trek Sonic 3,500kg weighs 2,211kg more empty.
- Gross weight: the Equi-Trek Sonic 3,500kg is rated 2.9 tonnes heavier gross.
Specifications side by side
| Equi-Trek Sonic 3,500kg | Erde CH451 | |
|---|---|---|
| Gross weight | 3500kg | 600kg |
| Unladen weight | 2320kg | 109kg |
| Payload | - | 494kg |
| Internal bed | - | 200 x 117cm |
Sources: Equi-Trek Sonic 3,500kg, Erde CH451. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Sonic 3,500kg if...
- you want one that is rated 2.9 tonnes 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
Buy or hire the CH451 if...
- you want one that is 2,211kg lighter empty
A bare chassis bought by buyers who want to fit their own box, cage or platform body rather than take a standard Erde trailer.
Listed by
- Southern County Trailers Ltd - Southampton, West End
- Trailer Centre - Rowley Regis
Common questions
What is the difference between the Equi-Trek Sonic 3,500kg and the Erde CH451?
The Erde CH451 is 2,211kg lighter empty. The Equi-Trek Sonic 3,500kg is rated 2.9 tonnes heavier gross. The Equi-Trek Sonic 3,500kg is a compact 3.5 tonne motorised 2-horse horsebox; the Erde CH451 is a an unbraked single-axle multi-purpose trailer chassis rated at 600kg gross weight..
Which is lighter, the Equi-Trek Sonic 3,500kg or the Erde CH451?
The Erde CH451. It is 2,211kg lighter empty than the Equi-Trek Sonic 3,500kg.
Can I tow the Equi-Trek Sonic 3,500kg or the Erde CH451 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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