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Head to head

Brian James CarGO Connect vs Equi-Trek Sonic 3,500kg

The Brian James CarGO Connect is 1,591kg lighter empty.

Last reviewed 13 September 2026

Brian James CarGO Connect
Brian James CarGO Connect - image: CC Supplies
Equi-Trek Sonic 3,500kg
Equi-Trek Sonic 3,500kg - image: threecounties.trek-trailers.co.uk

Key differences

Specifications side by side

Brian James CarGO ConnectEqui-Trek Sonic 3,500kg
Gross weight3,500kg3500kg
Unladen weight729kg to 1,005kg depending on configuration2320kg
Load bed length4.00m to 6.00m-
Internal width2.02m or 2.17m-
Bed height0.55m to 0.60m-

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

Buy or hire the CarGO Connect if...

  • you want one that is 1,591kg lighter empty

A configurable enclosed cargo trailer for tradespeople, exhibition and event companies and small hauliers who need a lockable, weatherproof load area rather than an open bed. The low bed height is what makes loading practical without a ramp gradient that fights you.

Listed by

Full CarGO Connect 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 Brian James CarGO Connect and the Equi-Trek Sonic 3,500kg?

The Brian James CarGO Connect is 1,591kg lighter empty. The Brian James CarGO Connect is a enclosed modular cargo trailer, two or three axles; the Equi-Trek Sonic 3,500kg is a compact 3.5 tonne motorised 2-horse horsebox.

Which is lighter, the Brian James CarGO Connect or the Equi-Trek Sonic 3,500kg?

The Brian James CarGO Connect. It is 1,591kg lighter empty than the Equi-Trek Sonic 3,500kg.

Can I tow the Brian James CarGO Connect 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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