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Head to head

Eco-Trailer Velocity iQ vs Ifor Williams HB506

The Eco-Trailer Velocity iQ is rated 400kg heavier gross. The Ifor Williams HB506 is 60kg lighter empty.

Last reviewed 13 September 2026

Velocity iQ
Eco-Trailer Velocity iQ
Ifor Williams HB506
Ifor Williams HB506 - image: Norfolk Trailers

Key differences

Specifications side by side

Eco-Trailer Velocity iQIfor Williams HB506
Gross weight3,000kg2,600kg
Unladen weight980kg920kg
Payload2,020kg-
Overall dimensions7.15m x 2.48m x 2.40m-
Bed length4.88m-
Internal length-3.16m
Internal width-1.67m
Brakes-Braked

Sources: Eco-Trailer Velocity iQ, Ifor Williams HB506. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the Velocity iQ if...

  • you want one that is rated 400kg heavier gross

An enclosed trailer that keeps a car dry and out of sight in transit, built on Eco-Trailer's own chassis. Motorsport teams and car traders hire it to move a vehicle without exposing it to weather or attention on the road.

Listed by

Full Velocity iQ specifications →

Buy or hire the HB506 if...

  • you want one that is 60kg lighter empty

The mainstream two-horse trailer in Britain, used by private owners and small yards. Its comparatively low unladen weight for the class is the practical point: it widens the range of 4x4s and large SUVs that can legally and comfortably tow it.

Listed by

Full HB506 specifications →

Common questions

What is the difference between the Eco-Trailer Velocity iQ and the Ifor Williams HB506?

The Eco-Trailer Velocity iQ is rated 400kg heavier gross. The Ifor Williams HB506 is 60kg lighter empty. The Eco-Trailer Velocity iQ is a enclosed car transporter trailer; the Ifor Williams HB506 is a two-horse trailer, twin axle.

Which is lighter, the Eco-Trailer Velocity iQ or the Ifor Williams HB506?

The Ifor Williams HB506. It is 60kg lighter empty than the Eco-Trailer Velocity iQ.

Can I tow the Eco-Trailer Velocity iQ or the Ifor Williams HB506 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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