Head to head
Erde PM310 vs Ifor Williams TT3621
The Erde PM310 is 930kg lighter empty. The Ifor Williams TT3621 is rated 3.2 tonnes heavier gross and carries 2,270kg more.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams TT3621 weighs 930kg more empty.
- Gross weight: the Ifor Williams TT3621 is rated 3.2 tonnes heavier gross.
- Payload: the Ifor Williams TT3621 carries 2,270kg more.
Specifications side by side
| Erde PM310 | Ifor Williams TT3621 | |
|---|---|---|
| Gross weight | 300kg | 3500kg |
| Unladen weight | 60kg | 990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres) |
| Payload | 240kg | 2510kg (195/60R12C) or 2500kg (185/70R13C) |
| Internal bed | 200 x 112cm | - |
| Internal length | - | 3.62m / 11'9" |
| Internal width | - | 1.95m / 6'5" |
Sources: Erde PM310, Ifor Williams TT3621. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the PM310 if...
- you want one that is 930kg lighter empty
A lightweight option for owners of smaller motorcycles or scooters who want the least weight to tow. The 200 x 112cm bed suits scooters, trail bikes and smaller road bikes, and the 60kg unladen weight barely registers on a tow car.
Full PM310 specifications →Buy or hire the TT3621 if...
- you want one that is rated 3.2 tonnes heavier gross
- you want one that carries 2,270kg more
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 Erde PM310 and the Ifor Williams TT3621?
The Erde PM310 is 930kg lighter empty. The Ifor Williams TT3621 is rated 3.2 tonnes heavier gross and carries 2,270kg more. The Erde PM310 is a a small unbraked single-axle trailer for carrying one motorcycle.; the Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping.
Which is lighter, the Erde PM310 or the Ifor Williams TT3621?
The Erde PM310. It is 930kg lighter empty than the Ifor Williams TT3621.
Which carries more, the Erde PM310 or the Ifor Williams TT3621?
The Ifor Williams TT3621, by 2,270kg.
Can I tow the Erde PM310 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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