Head to head
Brian James C4 Transporter vs Ifor Williams HB610
The Brian James C4 Transporter is a car transporter trailer. The Ifor Williams HB610 is a ifor williams' largest standard double horsebox trailer.
Last reviewed 13 September 2026
Specifications side by side
| Brian James C4 Transporter | Ifor Williams HB610 | |
|---|---|---|
| Gross weight | 2000-2600kg (range across C4 variants) | 3500kg |
| 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 | - | 1450kg |
| Payload | - | 2050kg |
| Internal length | - | 4.25m |
| Internal width | - | 2.07m |
Sources: Brian James C4 Transporter, Ifor Williams HB610. 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 HB610 if...
Bought by owners with two large horses, up to 17.2hh, who need the widest and roomiest trailer Ifor Williams builds at 3500kg, rather than stepping up to a horsebox lorry.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
Common questions
What is the difference between the Brian James C4 Transporter and the Ifor Williams HB610?
The Brian James C4 Transporter is a car transporter trailer; the Ifor Williams HB610 is a ifor Williams' largest standard double horsebox trailer.
Can I tow the Brian James C4 Transporter or the Ifor Williams HB610 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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