Head to head
Brian James C4 Transporter vs Ifor Williams P5
The Brian James C4 Transporter is a car transporter trailer. The Ifor Williams P5 is a the smallest unbraked domestic trailer ifor williams makes.
Last reviewed 13 September 2026
Specifications side by side
| Brian James C4 Transporter | Ifor Williams P5 | |
|---|---|---|
| Gross weight | 2000-2600kg (range across C4 variants) | 500kg |
| 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 | - | 141kg |
| Payload | - | 359kg |
| Internal bed | - | 1.53m x 1.02m |
| Brakes | - | Unbraked |
Sources: Brian James C4 Transporter, Ifor Williams P5. 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 P5 if...
A light general-purpose trailer for domestic buyers moving garden waste, small loads or a mower, chosen for its low unladen weight so it can be towed by almost any car.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Common questions
What is the difference between the Brian James C4 Transporter and the Ifor Williams P5?
The Brian James C4 Transporter is a car transporter trailer; the Ifor Williams P5 is a the smallest unbraked domestic trailer Ifor Williams makes.
Can I tow the Brian James C4 Transporter or the Ifor Williams P5 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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