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Head to head

Bateson PT66 vs Equi-Trek Sonic 3,500kg

The Bateson PT66 is 1,385kg lighter empty.

Last reviewed 13 September 2026

PT66
Bateson PT66
Equi-Trek Sonic 3,500kg
Equi-Trek Sonic 3,500kg - image: threecounties.trek-trailers.co.uk

Key differences

Specifications side by side

Bateson PT66Equi-Trek Sonic 3,500kg
Gross weight3500kg3500kg
Unladen weight935kg2320kg
Payload2565kg-
Bed size5660mm x 2100mm (18' x 7')-
AxlesTriple-

Sources: Bateson PT66, Equi-Trek Sonic 3,500kg. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the PT66 if...

  • you want one that is 1,385kg lighter empty

Bateson's largest hydraulic tilt trailer with triple hinged steel sides, used to move light commercial vehicles, plant and ground maintenance machinery. Its hydraulic tilt bed lets one person load without ramps.

Listed by

Full PT66 specifications →

Buy or hire the Sonic 3,500kg if...

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

Full Sonic 3,500kg specifications →

Common questions

What is the difference between the Bateson PT66 and the Equi-Trek Sonic 3,500kg?

The Bateson PT66 is 1,385kg lighter empty. The Bateson PT66 is a triple axle hydraulic tilt platform trailer; the Equi-Trek Sonic 3,500kg is a compact 3.5 tonne motorised 2-horse horsebox.

Which is lighter, the Bateson PT66 or the Equi-Trek Sonic 3,500kg?

The Bateson PT66. It is 1,385kg lighter empty than the Equi-Trek Sonic 3,500kg.

Can I tow the Bateson PT66 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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