Head to head
Graham Edwards FB3512 vs Ifor Williams TT3621
The Graham Edwards FB3512 is 290kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams TT3621 weighs 290kg more empty.
Specifications side by side
| Graham Edwards FB3512 | Ifor Williams TT3621 | |
|---|---|---|
| Gross weight | 3500KG | 3500kg |
| Unladen weight | 700KG | 990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres) |
| Length | 12' | - |
| Width | 6'6" | - |
| Axles | TANDEM | - |
| Payload | - | 2510kg (195/60R12C) or 2500kg (185/70R13C) |
| Internal length | - | 3.62m / 11'9" |
| Internal width | - | 1.95m / 6'5" |
Sources: Graham Edwards FB3512, Ifor Williams TT3621. 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 290kg 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 TT3621 if...
The largest Ifor Williams tipper. A 3.6m by 1.95m body is chosen for bulky, lighter loads - green waste, clearance and bark - where volume runs out before weight does, and it is a staple of plant and tool hire fleets. Formerly sold as the TT126.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
- Lancaster trailer hire - ELY
Common questions
What is the difference between the Graham Edwards FB3512 and the Ifor Williams TT3621?
The Graham Edwards FB3512 is 290kg 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 TT3621 is a twin axle tipping trailer, 12ft body, electric tipping.
Which is lighter, the Graham Edwards FB3512 or the Ifor Williams TT3621?
The Graham Edwards FB3512. It is 290kg lighter empty than the Ifor Williams TT3621.
Can I tow the Graham Edwards FB3512 or the Ifor Williams TT3621 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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