Head to head
Ifor Williams HB511 vs Ifor Williams Transporta
The Ifor Williams Transporta is 1.7m (5.5ft) longer inside and is rated 800kg heavier gross. The Ifor Williams HB511 is 480kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Internal length: the Ifor Williams Transporta is 1.7m (5.5ft) longer inside.
- Unladen weight: the Ifor Williams Transporta weighs 480kg more empty.
- Gross weight: the Ifor Williams Transporta is rated 800kg heavier gross.
- Internal width: the Ifor Williams Transporta is 45cm (1.5ft) wider inside.
Specifications side by side
| Ifor Williams HB511 | Ifor Williams Transporta | |
|---|---|---|
| Gross weight | 2,700kg | 3500kg |
| Unladen weight | 1,000kg | 1480kg |
| Internal length | 3.52m | 5220mm |
| Internal width | 1.79m | 2236mm |
| Brakes | Braked | - |
| Overall length | - | 6595mm |
Sources: Ifor Williams HB511, Ifor Williams Transporta. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB511 if...
- you want one that is 480kg lighter empty
The wider step up from the HB506, for larger horses or owners who want more room in transit. The extra 12cm of internal width and 36cm of length cost 80kg unladen, which is worth checking against your tow vehicle before choosing it over the HB506.
Listed by
- Trek-Trailers Suffolk - Bury Saint Edmunds
- R M Trailer Centre - Middlesbrough, North Ormesby
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Horse Trailer Sales - Robertsbridge, Staplecross
- Trek-Trailers Three Counties - Hereford
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Buy or hire the Transporta if...
- you want one that is 1.7m (5.5ft) longer inside
- you want one that is rated 800kg heavier gross
- you want one that is 45cm (1.5ft) wider inside
A car transporter trailer aimed at racers and track day drivers moving a single competition car, sitting within Ifor Williams's wider car transporter range alongside its tiltbed and beavertail designs.
Listed by
- John Page Trailers Ltd - Ashford, Biddenden
Common questions
What is the difference between the Ifor Williams HB511 and the Ifor Williams Transporta?
The Ifor Williams Transporta is 1.7m (5.5ft) longer inside and is rated 800kg heavier gross. The Ifor Williams HB511 is 480kg lighter empty. The Ifor Williams HB511 is a two-horse trailer, twin axle, wider body; the Ifor Williams Transporta is a motorsport car transporter trailer.
Which is lighter, the Ifor Williams HB511 or the Ifor Williams Transporta?
The Ifor Williams HB511. It is 480kg lighter empty than the Ifor Williams Transporta.
Can I tow the Ifor Williams HB511 or the Ifor Williams Transporta 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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