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Equi-Trek Apollo vs Ifor Williams HBX506

The Ifor Williams HBX506 is rated 600kg heavier gross. The Equi-Trek Apollo is 20kg lighter empty.

Last reviewed 13 September 2026

Equi-Trek Apollo
Equi-Trek Apollo - image: threecounties.trek-trailers.co.uk
Ifor Williams HBX506
Ifor Williams HBX506 - image: Norfolk Trailers

Key differences

Specifications side by side

Equi-Trek ApolloIfor Williams HBX506
Gross weight2000kg / 2600kg (depending on spec)2600kg
Unladen weight845kg865kg
Payload-1735kg
Internal length-3.26m
Internal width-1.67m

Sources: Equi-Trek Apollo, Ifor Williams HBX506. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the Apollo if...

  • you want one that is 20kg lighter empty

Equi-Trek's smallest motorised horsebox, built to be driveable on a standard car licence in its lighter configuration. It suits owners moving up from a trailer who want a small horsebox without a 7.5 tonne licence requirement.

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Full Apollo specifications →

Buy or hire the HBX506 if...

  • you want one that is rated 600kg heavier gross

A mid-size horsebox for owners moving one or two horses who want the updated HBX styling and features rather than the standard HB range trailer.

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Full HBX506 specifications →

Common questions

What is the difference between the Equi-Trek Apollo and the Ifor Williams HBX506?

The Ifor Williams HBX506 is rated 600kg heavier gross. The Equi-Trek Apollo is 20kg lighter empty. The Equi-Trek Apollo is a compact 2-horse motorised horsebox; the Ifor Williams HBX506 is a a double horsebox trailer from Ifor Williams' HBX range.

Which is lighter, the Equi-Trek Apollo or the Ifor Williams HBX506?

The Equi-Trek Apollo. It is 20kg lighter empty than the Ifor Williams HBX506.

Can I tow the Equi-Trek Apollo or the Ifor Williams HBX506 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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