Head to head
Brian James C4 Blue vs Ifor Williams BV126
The Brian James C4 Blue is 285kg lighter empty. The Ifor Williams BV126 is rated 900kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams BV126 weighs 285kg more empty.
- Gross weight: the Ifor Williams BV126 is rated 900kg heavier gross.
Specifications side by side
| Brian James C4 Blue | Ifor Williams BV126 | |
|---|---|---|
| Gross weight | 2,600kg | 3500kg |
| Unladen weight | 695kg | 980kg |
| Bed length | 5.0m | - |
| Bed width | 2.0m | - |
| Payload | - | 2520kg |
| Internal length | - | 3.60m |
| Internal width | - | 1.73m |
| Axles | - | Twin (dual) |
Sources: Brian James C4 Blue, Ifor Williams BV126. 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 285kg lighter empty
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 BV126 if...
- you want one that is rated 900kg heavier gross
Aimed at businesses moving bulkier equipment or several machines that need to travel enclosed and secure, where the BV105 is too narrow or too light. Its 3500kg rating means a car-derived van or 4x4 with a suitable tow rating can still pull it.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Universal Trailers - Billingshurst
Common questions
What is the difference between the Brian James C4 Blue and the Ifor Williams BV126?
The Brian James C4 Blue is 285kg lighter empty. The Ifor Williams BV126 is rated 900kg heavier gross. The Brian James C4 Blue is a twin-axle car transporter trailer; the Ifor Williams BV126 is a a wider, higher-capacity enclosed box van trailer.
Which is lighter, the Brian James C4 Blue or the Ifor Williams BV126?
The Brian James C4 Blue. It is 285kg lighter empty than the Ifor Williams BV126.
Can I tow the Brian James C4 Blue or the Ifor Williams BV126 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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