Head to head
Debon Roadster C500 vs Ifor Williams HB511
The Debon Roadster C500 is 375kg lighter empty. The Ifor Williams HB511 is rated 100kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB511 weighs 375kg more empty.
- Gross weight: the Ifor Williams HB511 is rated 100kg heavier gross.
Specifications side by side
| Debon Roadster C500 | Ifor Williams HB511 | |
|---|---|---|
| Gross weight | 2,600kg | 2,700kg |
| Unladen weight | 625kg | 1,000kg |
| Internal dimensions | 3,130mm x 1,640mm x 2,010mm | - |
| Internal length | - | 3.52m |
| Internal width | - | 1.79m |
| Brakes | - | Braked |
Sources: Debon Roadster C500, Ifor Williams HB511. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Roadster C500 if...
- you want one that is 375kg lighter empty
A popular enclosed box trailer with market traders, mobile caterers and tradespeople who need secure, weatherproof storage in transit. The side-opening hatch version is the one most buyers want, because it allows quick access without swinging the rear doors open.
Listed by
- A & M Trailers & Trailer Parts - Armagh, Milford
Buy or hire the HB511 if...
- you want one that is rated 100kg heavier gross
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 Lincolnshire - Doncaster, Belton
- 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
Common questions
What is the difference between the Debon Roadster C500 and the Ifor Williams HB511?
The Debon Roadster C500 is 375kg lighter empty. The Ifor Williams HB511 is rated 100kg heavier gross. The Debon Roadster C500 is a enclosed box van trailer, twin axle; the Ifor Williams HB511 is a two-horse trailer, twin axle, wider body.
Which is lighter, the Debon Roadster C500 or the Ifor Williams HB511?
The Debon Roadster C500. It is 375kg lighter empty than the Ifor Williams HB511.
Can I tow the Debon Roadster C500 or the Ifor Williams HB511 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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