Head to head
Brian James C4 Transporter vs Eco-Trailer Velocity iQ
The Brian James C4 Transporter is a car transporter trailer. The Eco-Trailer Velocity iQ is a enclosed car transporter trailer.
Last reviewed 13 September 2026
Specifications side by side
| Brian James C4 Transporter | Eco-Trailer Velocity iQ | |
|---|---|---|
| Gross weight | 2000-2600kg (range across C4 variants) | 3,000kg |
| Deck length | 12ft 2in (3.7m) loading area, up to 16ft overall | - |
| Deck width | 5ft 10in - 6ft | - |
| Axles | 2 | - |
| Ramps | 8ft loading ramps included | - |
| Unladen weight | - | 980kg |
| Payload | - | 2,020kg |
| Overall dimensions | - | 7.15m x 2.48m x 2.40m |
| Bed length | - | 4.88m |
Sources: Brian James C4 Transporter, Eco-Trailer Velocity iQ. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the C4 Transporter if...
A twin-axle trailer for moving a single car, van or small plant item, used by garages, racers and recovery firms. It is light enough for many family cars to tow while still carrying a saloon or hatchback on its own wheels.
Listed by
- Lancaster trailer hire - ELY
- Derby Trailer Hire Limited - Derby
Buy or hire the Velocity iQ if...
An enclosed trailer that keeps a car dry and out of sight in transit, built on Eco-Trailer's own chassis. Motorsport teams and car traders hire it to move a vehicle without exposing it to weather or attention on the road.
Listed by
- OK Racing Trailer Hire - Hertfordshire
Common questions
What is the difference between the Brian James C4 Transporter and the Eco-Trailer Velocity iQ?
The Brian James C4 Transporter is a car transporter trailer; the Eco-Trailer Velocity iQ is a enclosed car transporter trailer.
Can I tow the Brian James C4 Transporter or the Eco-Trailer Velocity iQ 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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