Head to head
Brian James Race Transporter 5 vs Ifor Williams HB510XL
The Brian James Race Transporter 5 is 38cm (1ft) wider inside and is 90kg lighter empty.
Last reviewed 13 September 2026

Key differences
- Internal width: the Brian James Race Transporter 5 is 38cm (1ft) wider inside.
- Unladen weight: the Ifor Williams HB510XL weighs 90kg more empty.
- Payload: the Brian James Race Transporter 5 carries 90kg more.
Specifications side by side
| Brian James Race Transporter 5 | Ifor Williams HB510XL | |
|---|---|---|
| Gross weight | 3500kg | 3500kg |
| Unladen weight | from 1200kg | 1290kg |
| Payload | up to 2300kg | 2210kg |
| Internal width | 2.12m | 1.74m |
| Internal bed | 5.0m / 5.5m long | - |
| Axles | Twin | - |
| Internal length | - | 4.25m |
Sources: Brian James Race Transporter 5, Ifor Williams HB510XL. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Race Transporter 5 if...
- you want one that is 38cm (1ft) wider inside
- you want one that is 90kg lighter empty
- you want one that carries 90kg more
Used by race teams and professional recovery operators moving cars that need slightly more bed length or restraint options than the Race Transporter 4 offers. It remains a twin-axle single-car trailer rather than a multi-car hauler.
Listed by
- Bicester Trailer Centre - Bicester
Buy or hire the HB510XL if...
For owners of taller or longer horses who find the standard HB511 too tight, giving extra internal length on the same 3500kg chassis so it stays towable by a suitably rated 4x4.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
Common questions
What is the difference between the Brian James Race Transporter 5 and the Ifor Williams HB510XL?
The Brian James Race Transporter 5 is 38cm (1ft) wider inside and is 90kg lighter empty. The Brian James Race Transporter 5 is a an open twin-axle hydraulic tilt-bed car transporter, longer than the Race Transporter 4; the Ifor Williams HB510XL is a an extra-length double horsebox trailer.
Which is lighter, the Brian James Race Transporter 5 or the Ifor Williams HB510XL?
The Brian James Race Transporter 5. It is 90kg lighter empty than the Ifor Williams HB510XL.
Which carries more, the Brian James Race Transporter 5 or the Ifor Williams HB510XL?
The Brian James Race Transporter 5, by 90kg.
Can I tow the Brian James Race Transporter 5 or the Ifor Williams HB510XL 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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