Head to head
Debon C900 vs Ifor Williams HB511
The Debon C900 is rated 800kg heavier gross. The Ifor Williams HB511 is 100kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Debon C900 is rated 800kg heavier gross.
- Unladen weight: the Debon C900 weighs 100kg more empty.
Specifications side by side
| Debon C900 | Ifor Williams HB511 | |
|---|---|---|
| Gross weight | 3500kg | 2,700kg |
| Unladen weight | 1100kg | 1,000kg |
| Payload | 2400kg | - |
| Axles | 2 | - |
| Internal length | - | 3.52m |
| Internal width | - | 1.79m |
| Brakes | - | Braked |
Sources: Debon C900, Ifor Williams HB511. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the C900 if...
- you want one that is rated 800kg heavier gross
The longest box van in the Roadster line, for businesses that need maximum internal length within the 3500kg unbraked-towing-vehicle-friendly class.
Listed by
- Kent Towing Solutions - Tunbridge Wells
Buy or hire the HB511 if...
- you want one that is 100kg 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 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 C900 and the Ifor Williams HB511?
The Debon C900 is rated 800kg heavier gross. The Ifor Williams HB511 is 100kg lighter empty. The Debon C900 is a a twin-axle enclosed box van trailer rated at 3500kg gross weight, longer than the C800.; the Ifor Williams HB511 is a two-horse trailer, twin axle, wider body.
Which is lighter, the Debon C900 or the Ifor Williams HB511?
The Ifor Williams HB511. It is 100kg lighter empty than the Debon C900.
Can I tow the Debon C900 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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