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Head to head

Ifor Williams TT3621 vs Lider 37385

The Ifor Williams TT3621 is rated 2.2 tonnes heavier gross. The Lider 37385 is 620kg lighter empty.

Last reviewed 13 September 2026

Ifor Williams TT3621
Ifor Williams TT3621 - image: Norfolk Trailers
Lider 37385
Lider 37385 - image: lidertrailers.co.uk

Key differences

Specifications side by side

Ifor Williams TT3621Lider 37385
Gross weight3500kg1300kg
Unladen weight990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres)370kg
Payload2510kg (195/60R12C) or 2500kg (185/70R13C)-
Internal length3.62m / 11'9"-
Internal width1.95m / 6'5"-
Internal bed-304 x 171 x 10cm
Axles-1
Brakes-Braked

Sources: Ifor Williams TT3621, Lider 37385. 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 2.2 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.

Full TT3621 specifications →

Buy or hire the 37385 if...

  • you want one that is 620kg lighter empty

The higher-capacity version of the 37380 tilt-bed, giving tradespeople a bit more payload for the same tilting, ramp-free loading deck.

Full 37385 specifications →

Common questions

What is the difference between the Ifor Williams TT3621 and the Lider 37385?

The Ifor Williams TT3621 is rated 2.2 tonnes heavier gross. The Lider 37385 is 620kg lighter empty. The Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping; the Lider 37385 is a a braked single-axle tilt-bed flatbed trailer rated at 1300kg gross weight..

Which is lighter, the Ifor Williams TT3621 or the Lider 37385?

The Lider 37385. It is 620kg lighter empty than the Ifor Williams TT3621.

Can I tow the Ifor Williams TT3621 or the Lider 37385 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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