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Ifor Williams TT3621 vs Richardson Trailers Supreme Excel

The Richardson Trailers Supreme Excel is 70kg lighter empty.

Last reviewed 13 September 2026

Ifor Williams TT3621
Ifor Williams TT3621 - image: Norfolk Trailers
Supreme Excel
Richardson Trailers Supreme Excel

Key differences

Specifications side by side

Ifor Williams TT3621Richardson Trailers Supreme Excel
Unladen weight990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres)920kg
Gross weight3500kg-
Payload2510kg (195/60R12C) or 2500kg (185/70R13C)-
Internal length3.62m / 11'9"-
Internal width1.95m / 6'5"-
Horse capacity-2 horses (16.2hh)

Sources: Ifor Williams TT3621, Richardson Trailers Supreme Excel. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the TT3621 if...

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 Supreme Excel if...

  • you want one that is 70kg lighter empty

A lightweight two-horse trailer from Richardson's Supreme range, chosen by owners who want to keep unladen weight down so it can be towed by a smaller car or 4x4.

Listed by

Full Supreme Excel specifications →

Common questions

What is the difference between the Ifor Williams TT3621 and the Richardson Trailers Supreme Excel?

The Richardson Trailers Supreme Excel is 70kg lighter empty. The Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping; the Richardson Trailers Supreme Excel is a lightweight two-horse trailer.

Which is lighter, the Ifor Williams TT3621 or the Richardson Trailers Supreme Excel?

The Richardson Trailers Supreme Excel. It is 70kg lighter empty than the Ifor Williams TT3621.

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