Head to head
Equi-Trek Sonic 3,500kg vs Maypole MP6815
The Maypole MP6815 is 2,243kg lighter empty. The Equi-Trek Sonic 3,500kg is rated 3,001kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Equi-Trek Sonic 3,500kg weighs 2,243kg more empty.
- Gross weight: the Equi-Trek Sonic 3,500kg is rated 3,001kg heavier gross.
Specifications side by side
| Equi-Trek Sonic 3,500kg | Maypole MP6815 | |
|---|---|---|
| Gross weight | 3500kg | 499kg |
| Unladen weight | 2320kg | 77kg |
| Payload | - | 422kg |
| Internal length | - | 145cm |
| Internal width | - | 100cm |
| Internal height | - | 32cm |
Sources: Equi-Trek Sonic 3,500kg, Maypole MP6815. 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 3,001kg 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 Three Counties - Hereford
Buy or hire the MP6815 if...
- you want one that is 2,243kg lighter empty
A mid-sized general purpose trailer for buyers who want more bed length than the MP6812 while staying light enough for a small car to tow.
Full MP6815 specifications →Common questions
What is the difference between the Equi-Trek Sonic 3,500kg and the Maypole MP6815?
The Maypole MP6815 is 2,243kg lighter empty. The Equi-Trek Sonic 3,500kg is rated 3,001kg heavier gross. The Equi-Trek Sonic 3,500kg is a compact 3.5 tonne motorised 2-horse horsebox; the Maypole MP6815 is a a small unbraked single-axle general purpose car trailer rated at 499kg gross weight..
Which is lighter, the Equi-Trek Sonic 3,500kg or the Maypole MP6815?
The Maypole MP6815. It is 2,243kg lighter empty than the Equi-Trek Sonic 3,500kg.
Can I tow the Equi-Trek Sonic 3,500kg or the Maypole MP6815 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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