Head to head
Equi-Trek Sonic Five Seats 3,500kg vs Lider 39401
The Lider 39401 is 2,370kg lighter empty. The Equi-Trek Sonic Five Seats 3,500kg is rated 2,750kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Equi-Trek Sonic Five Seats 3,500kg weighs 2,370kg more empty.
- 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 | Lider 39401 | |
|---|---|---|
| Gross weight | 3500kg | 750kg |
| Unladen weight | 2500kg | 130kg |
| Internal length | - | 178cm |
| Internal width | - | 126cm |
| Axles | - | 1 |
| Brakes | - | Unbraked |
Sources: Equi-Trek Sonic Five Seats 3,500kg, Lider 39401. 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 39401 if...
- you want one that is 2,370kg lighter empty
A step up from the 39400E for owners of larger or heavier motorcycles who still want to stay under the unbraked 750kg threshold.
Listed by
- Lider Trailers - Accrington, Blackburn
Common questions
What is the difference between the Equi-Trek Sonic Five Seats 3,500kg and the Lider 39401?
The Lider 39401 is 2,370kg lighter empty. 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 Lider 39401 is a an unbraked single-axle trailer for carrying one motorcycle..
Which is lighter, the Equi-Trek Sonic Five Seats 3,500kg or the Lider 39401?
The Lider 39401. It is 2,370kg lighter empty than the Equi-Trek Sonic Five Seats 3,500kg.
Can I tow the Equi-Trek Sonic Five Seats 3,500kg or the Lider 39401 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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