Head to head
Ifor Williams General Duty vs Ifor Williams TT3621
The Ifor Williams TT3621 is rated 2.1 tonnes heavier gross and is 1.78m (6ft) longer inside.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams TT3621 is rated 2.1 tonnes heavier gross.
- Internal length: the Ifor Williams TT3621 is 1.78m (6ft) longer inside.
- Internal width: the Ifor Williams TT3621 is 72cm (2.5ft) wider inside.
Specifications side by side
| Ifor Williams General Duty | Ifor Williams TT3621 | |
|---|---|---|
| Gross weight | 1400kg to 2700kg depending on model | 3500kg |
| Internal length | 1.84m (6ft) to 3.71m (12ft 2in) | 3.62m / 11'9" |
| Internal width | 1.23m (4ft) to 1.71m (5ft 6in) | 1.95m / 6'5" |
| Axles | Single or twin axle | - |
| Unladen weight | - | 990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres) |
| Payload | - | 2510kg (195/60R12C) or 2500kg (185/70R13C) |
Sources: Ifor Williams General Duty, Ifor Williams TT3621. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the General Duty if...
Ifor Williams's entry-level flatbed range, bought by householders, gardeners and small trades for tip runs, garden waste and general loads. It is the trailer most UK hire yards keep several of, since one size or another suits almost any small job.
Listed by
- John Page Trailers Ltd - Ashford, Biddenden
Buy or hire the TT3621 if...
- you want one that is rated 2.1 tonnes heavier gross
- you want one that is 1.78m (6ft) longer inside
- you want one that is 72cm (2.5ft) wider inside
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 Ifor Williams General Duty and the Ifor Williams TT3621?
The Ifor Williams TT3621 is rated 2.1 tonnes heavier gross and is 1.78m (6ft) longer inside. The Ifor Williams General Duty is a small flatbed/general purpose trailer range; the Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping.
Can I tow the Ifor Williams General Duty 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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