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Ifor Williams TT3621 vs Woodford Eco Box

The Ifor Williams TT3621 is rated 3 tonnes heavier gross.

Last reviewed 13 September 2026

Ifor Williams TT3621
Ifor Williams TT3621 - image: Norfolk Trailers
Eco Box
Woodford Eco Box

Key differences

Specifications side by side

Ifor Williams TT3621Woodford Eco Box
Gross weight3500kg500kg or 750kg options
Unladen weight990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres)205-275kg depending on size
Payload2510kg (195/60R12C) or 2500kg (185/70R13C)-
Internal length3.62m / 11'9"-
Internal width1.95m / 6'5"-
Dimensions-3,080 x 1,595 x 1,960mm external (largest, ECO745)
Internal load space-2,100 x 1,175 x 1,470mm (ECO745)
Axle-Single axle, unbraked

Sources: Ifor Williams TT3621, Woodford Eco Box. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the TT3621 if...

  • you want one that is rated 3 tonnes heavier gross

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

Full TT3621 specifications →

Buy or hire the Eco Box if...

A lightweight box trailer built to order in Norfolk, bought by tradesmen and small businesses who want secure, lockable load space without the running costs of a van. It comes in four sizes so buyers can match it to what they need to carry.

Listed by

Full Eco Box specifications →

Common questions

What is the difference between the Ifor Williams TT3621 and the Woodford Eco Box?

The Ifor Williams TT3621 is rated 3 tonnes heavier gross. The Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping; the Woodford Eco Box is a lightweight single-axle box trailer for general and van-replacement use.

Can I tow the Ifor Williams TT3621 or the Woodford Eco Box 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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