Head to head
Graham Edwards FB3512 vs Ifor Williams HB403
The Graham Edwards FB3512 is rated 1.9 tonnes heavier gross and is 67kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Graham Edwards FB3512 is rated 1.9 tonnes heavier gross.
- Unladen weight: the Ifor Williams HB403 weighs 67kg more empty.
Specifications side by side
| Graham Edwards FB3512 | Ifor Williams HB403 | |
|---|---|---|
| Gross weight | 3500KG | 1600kg |
| Unladen weight | 700KG | 767kg |
| Length | 12' | - |
| Width | 6'6" | - |
| Axles | TANDEM | - |
| Payload | - | 833kg |
| Internal length | - | 3.08m |
| Internal width | - | 1.30m |
Sources: Graham Edwards FB3512, Ifor Williams HB403. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the FB3512 if...
- you want one that is rated 1.9 tonnes heavier gross
- you want one that is 67kg lighter empty
A general purpose galvanized flatbed for contractors, landscapers and farms moving pallets, materials and machinery. Beavertail, tiltbed and side options are listed by the maker.
Full FB3512 specifications →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 Graham Edwards FB3512 and the Ifor Williams HB403?
The Graham Edwards FB3512 is rated 1.9 tonnes heavier gross and is 67kg lighter empty. The Graham Edwards FB3512 is a 12 ft x 6 ft 6 in tandem axle 3.5 tonne flatbed trailer; the Ifor Williams HB403 is a a compact single-horse or two-pony horsebox trailer.
Which is lighter, the Graham Edwards FB3512 or the Ifor Williams HB403?
The Graham Edwards FB3512. It is 67kg lighter empty than the Ifor Williams HB403.
Can I tow the Graham Edwards FB3512 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.
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