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Ifor Williams TT3621 vs M-Tec 8.2ft x 4.2ft Twin Axle Trailer

The M-Tec 8.2ft x 4.2ft Twin Axle Trailer is 440kg lighter empty. The Ifor Williams TT3621 is rated 1.5 tonnes heavier gross and carries 1,060kg more.

Last reviewed 13 September 2026

Ifor Williams TT3621
Ifor Williams TT3621 - image: Norfolk Trailers
M-Tec 8.2ft x 4.2ft Twin Axle Trailer
M-Tec 8.2ft x 4.2ft Twin Axle Trailer - image: M-TEC

Key differences

Specifications side by side

Ifor Williams TT3621M-Tec 8.2ft x 4.2ft Twin Axle Trailer
Gross weight3500kg2000kg
Unladen weight990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres)550kg
Payload2510kg (195/60R12C) or 2500kg (185/70R13C)1450kg
Internal length3.62m / 11'9"2450mm
Internal width1.95m / 6'5"1280mm
Axles-Twin
Brakes-Braked (Knott, 4 wheels)

Sources: Ifor Williams TT3621, M-Tec 8.2ft x 4.2ft Twin Axle Trailer. 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 1.5 tonnes heavier gross
  • you want one that carries 1,060kg more
  • you want one that is 67cm (2ft) wider inside
  • you want one that is 1.17m (4ft) longer 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.

Listed by

Full TT3621 specifications →

Buy or hire the 8.2ft x 4.2ft Twin Axle Trailer if...

  • you want one that is 440kg lighter empty

A step up in payload and stability over the single-axle 8x4 for small building and agricultural contractors, with braked twin axles for safer towing at higher gross weights.

Listed by

Full 8.2ft x 4.2ft Twin Axle Trailer specifications →

Common questions

What is the difference between the Ifor Williams TT3621 and the M-Tec 8.2ft x 4.2ft Twin Axle Trailer?

The M-Tec 8.2ft x 4.2ft Twin Axle Trailer is 440kg lighter empty. The Ifor Williams TT3621 is rated 1.5 tonnes heavier gross and carries 1,060kg more. The Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping; the M-Tec 8.2ft x 4.2ft Twin Axle Trailer is a 8.2ft x 4.2ft braked twin axle general purpose trailer.

Which is lighter, the Ifor Williams TT3621 or the M-Tec 8.2ft x 4.2ft Twin Axle Trailer?

The M-Tec 8.2ft x 4.2ft Twin Axle Trailer. It is 440kg lighter empty than the Ifor Williams TT3621.

Which carries more, the Ifor Williams TT3621 or the M-Tec 8.2ft x 4.2ft Twin Axle Trailer?

The Ifor Williams TT3621, by 1,060kg.

Can I tow the Ifor Williams TT3621 or the M-Tec 8.2ft x 4.2ft Twin Axle Trailer 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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