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Model against model

Ifor Williams GD105 vs Ifor Williams HB506

Two models people put on the same shortlist. Every figure below is sourced, and where one side has a specification the other does not publish, the row is left out rather than filled with a guess.

Last reviewed 13 September 2026

Ifor Williams GD105Ifor Williams HB506
Gross weight2,700kg2,600kg
Unladen weight585kg920kg
BrakesBrakedBraked

Only specifications published for both models appear here. Full Ifor Williams GD105 figures and full Ifor Williams HB506 figures.

Choose the GD105 if...

The same market as the GD85 with about 60cm more bed length, which is the difference between fitting a load and not. Landscapers and anyone moving long materials or a quad choose it for the length rather than the payload, which is unchanged.

Full specifications →

Choose the HB506 if...

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.

Full specifications →

Common questions

What is the difference between the Ifor Williams GD105 and the Ifor Williams HB506?

Ifor Williams GD105: The same market as the GD85 with about 60cm more bed length, which is the difference between fitting a load and not. Landscapers and anyone moving long materials or a quad choose it for the length rather than the payload, which is unchanged. Ifor Williams HB506: 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.

Are these figures reliable?

Every figure on this page was read off a manufacturer or established dealer page and is linked to its source. Anything we could not verify is left out rather than estimated. Specifications change by model year and configuration, so confirm with the supplier before relying on them.

GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.

Ifor Williams GD105 vs Ifor Williams HB506: specifications compared | GetBrent