Head to head
Brian James C4 Blue vs Ifor Williams P6e
The Ifor Williams P6e is 523kg lighter empty. The Brian James C4 Blue is rated 1,850kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Brian James C4 Blue weighs 523kg more empty.
- Gross weight: the Brian James C4 Blue is rated 1,850kg heavier gross.
Specifications side by side
| Brian James C4 Blue | Ifor Williams P6e | |
|---|---|---|
| Gross weight | 2,600kg | 750kg |
| Unladen weight | 695kg | 172kg |
| Bed length | 5.0m | - |
| Bed width | 2.0m | - |
| Payload | - | 578kg |
| Internal bed | - | 1.98m x 1.21m |
| Brakes | - | Unbraked |
Sources: Brian James C4 Blue, Ifor Williams P6e. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the C4 Blue if...
- you want one that is rated 1,850kg heavier gross
A twin-axle open car transporter built to carry one road or track car behind a family car or 4x4. Track-day drivers and small vehicle traders hire it for moving a single car without the cost of an enclosed trailer.
Full C4 Blue specifications →Buy or hire the P6e if...
- you want one that is 523kg lighter empty
A step up from the P5 for domestic and light trade users who need a slightly bigger bed while staying under the 750kg limit that avoids the need for brakes.
Listed by
- Towy Trailer Centre - Llandeilo, Ffairfach
- G-Tec Trailers - Thetford, Holme Hale
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Lancaster trailer hire - ELY
Common questions
What is the difference between the Brian James C4 Blue and the Ifor Williams P6e?
The Ifor Williams P6e is 523kg lighter empty. The Brian James C4 Blue is rated 1,850kg heavier gross. The Brian James C4 Blue is a twin-axle car transporter trailer; the Ifor Williams P6e is a a small unbraked general-purpose trailer.
Which is lighter, the Brian James C4 Blue or the Ifor Williams P6e?
The Ifor Williams P6e. It is 523kg lighter empty than the Brian James C4 Blue.
Can I tow the Brian James C4 Blue or the Ifor Williams P6e 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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