Head to head
Erde 122 vs Ifor Williams TT3621
The Erde 122 is 925kg lighter empty. The Ifor Williams TT3621 carries 2,173kg more and is 2.42m (8ft) longer inside.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams TT3621 weighs 925kg more empty.
- Payload: the Ifor Williams TT3621 carries 2,173kg more.
- Internal length: the Ifor Williams TT3621 is 2.42m (8ft) longer inside.
- Internal width: the Ifor Williams TT3621 is 1.03m (3.5ft) wider inside.
Specifications side by side
| Erde 122 | Ifor Williams TT3621 | |
|---|---|---|
| Unladen weight | 65kg | 990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres) |
| Payload | 337kg | 2510kg (195/60R12C) or 2500kg (185/70R13C) |
| Internal length | 120cm | 3.62m / 11'9" |
| Internal width | 92cm | 1.95m / 6'5" |
| Internal height | 35cm | - |
| Gross weight | - | 3500kg |
Sources: Erde 122, Ifor Williams TT3621. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 122 if...
- you want one that is 925kg lighter empty
Erde's smallest general purpose trailer, bought by owners of small cars who want an occasional-use trailer for camping gear or light DIY loads.
Full 122 specifications →Buy or hire the TT3621 if...
- you want one that carries 2,173kg more
- you want one that is 2.42m (8ft) longer inside
- you want one that is 1.03m (3.5ft) 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.
Full TT3621 specifications →Common questions
What is the difference between the Erde 122 and the Ifor Williams TT3621?
The Erde 122 is 925kg lighter empty. The Ifor Williams TT3621 carries 2,173kg more and is 2.42m (8ft) longer inside. The Erde 122 is a a small unbraked single-axle camping and leisure trailer.; the Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping.
Which is lighter, the Erde 122 or the Ifor Williams TT3621?
The Erde 122. It is 925kg lighter empty than the Ifor Williams TT3621.
Which carries more, the Erde 122 or the Ifor Williams TT3621?
The Ifor Williams TT3621, by 2,173kg.
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