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Head to head

Ifor Williams BV106 vs Ifor Williams TT3621

The Ifor Williams TT3621 is 22cm wider inside. The Ifor Williams BV106 is 90kg lighter empty and carries 90kg more.

Last reviewed 13 September 2026

Ifor Williams BV106
Ifor Williams BV106 - image: John Page Trailers
Ifor Williams TT3621
Ifor Williams TT3621 - image: Norfolk Trailers

Key differences

Specifications side by side

Ifor Williams BV106Ifor Williams TT3621
Internal width1.73m1.95m / 6'5"
Gross weight3500kg3500kg
Unladen weight900kg (6' H/R); 935kg (7' H/R)990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres)
Payload2600kg (6' H/R); 2565kg (7' H/R)2510kg (195/60R12C) or 2500kg (185/70R13C)
Overall length4.70m-
Internal load length3.00m-
Tyres155/70R12C-
Internal length-3.62m / 11'9"

Sources: Ifor Williams BV106, Ifor Williams TT3621. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the BV106 if...

  • you want one that is 90kg lighter empty
  • you want one that carries 90kg more

The BV106 is an enclosed, lockable box trailer aimed at trades and small businesses that need to keep tools, stock or equipment secure and dry between jobs. The taller 7' high-roof version suits bulkier or taller items at the cost of a little extra unladen weight.

Full BV106 specifications →

Buy or hire the TT3621 if...

  • you want one that is 22cm 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.

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Full TT3621 specifications →

Common questions

What is the difference between the Ifor Williams BV106 and the Ifor Williams TT3621?

The Ifor Williams TT3621 is 22cm wider inside. The Ifor Williams BV106 is 90kg lighter empty and carries 90kg more. The Ifor Williams BV106 is a a twin-axle enclosed box van trailer, available in 6' and 7' high-roof versions.; the Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping.

Which is lighter, the Ifor Williams BV106 or the Ifor Williams TT3621?

The Ifor Williams BV106. It is 90kg lighter empty than the Ifor Williams TT3621.

Which carries more, the Ifor Williams BV106 or the Ifor Williams TT3621?

The Ifor Williams BV106, by 90kg.

Can I tow the Ifor Williams BV106 or the Ifor Williams TT3621 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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