Head to head
Brian James C4 Blue vs Ifor Williams LM126
The Ifor Williams LM126 is rated 900kg heavier gross and is 20kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams LM126 is rated 900kg heavier gross.
- Unladen weight: the Brian James C4 Blue weighs 20kg more empty.
Specifications side by side
| Brian James C4 Blue | Ifor Williams LM126 | |
|---|---|---|
| Gross weight | 2,600kg | 3,500kg |
| Unladen weight | 695kg | 675kg |
| Bed length | 5.0m | - |
| Bed width | 2.0m | - |
| Deck | - | 3.62m x 1.98m (11ft 9in x 6ft 5in) |
| Brakes | - | Braked |
Sources: Brian James C4 Blue, Ifor Williams LM126. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the C4 Blue if...
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 LM126 if...
- you want one that is rated 900kg heavier gross
- you want one that is 20kg lighter empty
A workhorse flatbed for plant hire firms, groundworkers and landscapers moving mini-diggers, pallets and fencing. The payload relative to its own weight is the reason it is so common on sites: 675kg unladen against a 3,500kg gross leaves a useful figure.
Listed by
- G-Tec Trailers - Thetford, Holme Hale
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Cobham Trailer Hire - Cobham, East Horsley
- East Midlands Trailers - Leicester, Thrussington
Common questions
What is the difference between the Brian James C4 Blue and the Ifor Williams LM126?
The Ifor Williams LM126 is rated 900kg heavier gross and is 20kg lighter empty. The Brian James C4 Blue is a twin-axle car transporter trailer; the Ifor Williams LM126 is a flatbed trailer, twin axle.
Which is lighter, the Brian James C4 Blue or the Ifor Williams LM126?
The Ifor Williams LM126. It is 20kg lighter empty than the Brian James C4 Blue.
Can I tow the Brian James C4 Blue or the Ifor Williams LM126 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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