Head to head
Brian James Race Transporter 6 vs Ifor Williams P5
The Ifor Williams P5 is 1,299kg lighter empty. The Brian James Race Transporter 6 is rated 3 tonnes heavier gross and carries 1,701kg more.
Last reviewed 13 September 2026

Key differences
- Unladen weight: the Brian James Race Transporter 6 weighs 1,299kg more empty.
- Gross weight: the Brian James Race Transporter 6 is rated 3 tonnes heavier gross.
- Payload: the Brian James Race Transporter 6 carries 1,701kg more.
- Internal bed: the Brian James Race Transporter 6 has a bed 3.97m (13ft) longer.
Specifications side by side
| Brian James Race Transporter 6 | Ifor Williams P5 | |
|---|---|---|
| Gross weight | 3500kg | 500kg |
| Unladen weight | from 1440kg | 141kg |
| Payload | up to 2060kg | 359kg |
| Internal bed | 5.5m / 6.0m / 6.5m long | 1.53m x 1.02m |
| Internal width | 2.13m / 2.35m | - |
| Axles | Tri-axle | - |
| Brakes | - | Unbraked |
Sources: Brian James Race Transporter 6, Ifor Williams P5. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Race Transporter 6 if...
- you want one that is rated 3 tonnes heavier gross
- you want one that carries 1,701kg more
- you want one that has a bed 3.97m (13ft) longer
Chosen by professional race and recovery outfits carrying wider GT or modified cars that need the extra internal width over the Race Transporter 4 and 5. The tri-axle chassis and electric tilt-bed suit frequent, heavier-duty use.
Listed by
- Bicester Trailer Centre - Bicester
Buy or hire the P5 if...
- you want one that is 1,299kg lighter empty
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 Race Transporter 6 and the Ifor Williams P5?
The Ifor Williams P5 is 1,299kg lighter empty. The Brian James Race Transporter 6 is rated 3 tonnes heavier gross and carries 1,701kg more. The Brian James Race Transporter 6 is a a tri-axle electric tilt-bed car transporter for heavier or wider vehicles; the Ifor Williams P5 is a the smallest unbraked domestic trailer Ifor Williams makes.
Which is lighter, the Brian James Race Transporter 6 or the Ifor Williams P5?
The Ifor Williams P5. It is 1,299kg lighter empty than the Brian James Race Transporter 6.
Which carries more, the Brian James Race Transporter 6 or the Ifor Williams P5?
The Brian James Race Transporter 6, by 1,701kg.
Can I tow the Brian James Race Transporter 6 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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