Head to head
Brian James C4 Blue vs Humbaur HTK
The Humbaur HTK is rated 900kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Humbaur HTK is rated 900kg heavier gross.
Specifications side by side
| Brian James C4 Blue | Humbaur HTK | |
|---|---|---|
| Gross weight | 2,600kg | 3500kg |
| Unladen weight | 695kg | - |
| Bed length | 5.0m | - |
| Bed width | 2.0m | - |
| Payload | - | 2550kg |
| Internal bed | - | 3.14m x 1.75m |
| Axles | - | Twin |
| Brakes | - | Braked |
Sources: Brian James C4 Blue, Humbaur HTK. 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 HTK if...
- you want one that is rated 900kg heavier gross
A heavy-duty three-way tipper for builders' merchants and groundworkers who need to tip to either side as well as the rear. The wide model line (2000kg to 3500kg gross) lets buyers pick a size without moving to a different range.
Listed by
- Trek-Trailers Three Counties - Hereford
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Trek-Trailers Suffolk - Bury Saint Edmunds
Common questions
What is the difference between the Brian James C4 Blue and the Humbaur HTK?
The Humbaur HTK is rated 900kg heavier gross. The Brian James C4 Blue is a twin-axle car transporter trailer; the Humbaur HTK is a a tandem-axle three-way tipping trailer for construction and agricultural use.
Can I tow the Brian James C4 Blue or the Humbaur HTK 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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