Head to head
Bateson 3550 Platform Trailer vs Ifor Williams TT3621
The Bateson 3550 Platform Trailer is a 16ft twin-axle platform trailer. The Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping.
Last reviewed 13 September 2026
Specifications side by side
| Bateson 3550 Platform Trailer | Ifor Williams TT3621 | |
|---|---|---|
| Gross weight | 3500kg | 3500kg |
| Internal bed | 5m x 2m (expandable to 6.7m x 2.43m) | - |
| Axles | 2 (3 optional) | - |
| Unladen weight | - | 990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres) |
| Payload | - | 2510kg (195/60R12C) or 2500kg (185/70R13C) |
| Internal length | - | 3.62m / 11'9" |
| Internal width | - | 1.95m / 6'5" |
Sources: Bateson 3550 Platform Trailer, Ifor Williams TT3621. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 3550 Platform Trailer if...
A large flatbed trailer for carrying machinery, building materials or vehicles, with the bed width and length expandable to suit the load. It is bought mainly by contractors and plant hire firms needing a 3.5 tonne platform.
Full 3550 Platform Trailer 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.
Full TT3621 specifications →Common questions
What is the difference between the Bateson 3550 Platform Trailer and the Ifor Williams TT3621?
The Bateson 3550 Platform Trailer is a 16ft twin-axle platform trailer; the Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping.
Can I tow the Bateson 3550 Platform Trailer 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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