Head to head
Brian James A4 Transporter vs Ifor Williams P5
The Brian James A4 Transporter carries 1,871kg more and is rated 2.5 tonnes heavier gross. The Ifor Williams P5 is 629kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Payload: the Brian James A4 Transporter carries 1,871kg more.
- Gross weight: the Brian James A4 Transporter is rated 2.5 tonnes heavier gross.
- Unladen weight: the Brian James A4 Transporter weighs 629kg more empty.
- Internal bed: the Brian James A4 Transporter has a bed 2.97m (9.5ft) longer.
Specifications side by side
| Brian James A4 Transporter | Ifor Williams P5 | |
|---|---|---|
| Gross weight | 3000kg | 500kg |
| Unladen weight | 770kg | 141kg |
| Payload | 2230kg | 359kg |
| Internal bed | 4.5m x 2.0m | 1.53m x 1.02m |
| Axles | Twin axle | - |
| Brakes | - | Unbraked |
Sources: Brian James A4 Transporter, Ifor Williams P5. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the A4 Transporter if...
- you want one that carries 1,871kg more
- you want one that is rated 2.5 tonnes heavier gross
- you want one that has a bed 2.97m (9.5ft) longer
The A4 Transporter suits driving schools, small dealers and enthusiasts who need to move one car at a time behind a car-derived tow vehicle, offering a simple twin-axle bed without the cost of a beavertail or enclosed body. Its compact size makes it easier to store and manoeuvre than the longer trailers in the A Transporter range.
Listed by
- Compass Trailers - Lewes, Ringmer
- Saxons Trailers - Westerham, Biggin Hill
- R M Trailer Centre - Middlesbrough, North Ormesby
- Formula Trailers,, Brian-James Trailers Main Dealer in the SW UK - Wellington, Poole
Buy or hire the P5 if...
- you want one that is 629kg 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 A4 Transporter and the Ifor Williams P5?
The Brian James A4 Transporter carries 1,871kg more and is rated 2.5 tonnes heavier gross. The Ifor Williams P5 is 629kg lighter empty. The Brian James A4 Transporter is a twin-axle open car transporter trailer from Brian James' A Transporter range, built for towing one car on a 4.5m bed.; the Ifor Williams P5 is a the smallest unbraked domestic trailer Ifor Williams makes.
Which is lighter, the Brian James A4 Transporter or the Ifor Williams P5?
The Ifor Williams P5. It is 629kg lighter empty than the Brian James A4 Transporter.
Which carries more, the Brian James A4 Transporter or the Ifor Williams P5?
The Brian James A4 Transporter, by 1,871kg.
Can I tow the Brian James A4 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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