Head to head
Brian James T6 vs Ifor Williams HB403
The Brian James T6 is rated 1.9 tonnes heavier gross.
Last reviewed 13 September 2026

Key differences
- Gross weight: the Brian James T6 is rated 1.9 tonnes heavier gross.
Specifications side by side
| Brian James T6 | Ifor Williams HB403 | |
|---|---|---|
| Gross weight | 3500kg | 1600kg |
| Axles | Tri-axle | - |
| Size | 2.22m x 5.5m loading area | - |
| Unladen weight | - | 767kg |
| Payload | - | 833kg |
| Internal length | - | 3.08m |
| Internal width | - | 1.30m |
Sources: Brian James T6, Ifor Williams HB403. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the T6 if...
- you want one that is rated 1.9 tonnes heavier gross
Brian James T6, carried by UK dealers and hire companies listed on GetBrent for hire. Car transporters in this class are hired and bought by track-day drivers, classic car owners and recovery firms who need to move a vehicle without driving it.
Listed by
- Saxons Trailers - Westerham, Biggin Hill
- Cobham Trailer Hire - Cobham, East Horsley
Buy or hire the HB403 if...
The smallest trailer in the HB horsebox range, bought by owners of a single horse or a couple of ponies who want the lightest legal option that can still be towed by a mid-size car.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Brian James T6 and the Ifor Williams HB403?
The Brian James T6 is rated 1.9 tonnes heavier gross. The Brian James T6 is a car transporter trailer; the Ifor Williams HB403 is a a compact single-horse or two-pony horsebox trailer.
Can I tow the Brian James T6 or the Ifor Williams HB403 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.
GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.
