Head to head
Ifor Williams HB506 vs Ifor Williams Q Range
The Ifor Williams Q Range is 620kg lighter empty. The Ifor Williams HB506 is rated 1.6 tonnes heavier gross and is 1.21m (4ft) longer inside.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB506 weighs 620kg more empty.
- Gross weight: the Ifor Williams HB506 is rated 1.6 tonnes heavier gross.
- Internal length: the Ifor Williams HB506 is 1.21m (4ft) longer inside.
- Internal width: the Ifor Williams HB506 is 45cm (1.5ft) wider inside.
Specifications side by side
| Ifor Williams HB506 | Ifor Williams Q Range | |
|---|---|---|
| Gross weight | 2,600kg | 1000kg (braked Q) |
| Unladen weight | 920kg | 300kg (Q6b) |
| Internal length | 3.16m | 1.95m (Q6b) |
| Internal width | 1.67m | 1.22m (Q6b) |
| Brakes | Braked | - |
Sources: Ifor Williams HB506, Ifor Williams Q Range. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB506 if...
- you want one that is rated 1.6 tonnes heavier gross
- you want one that is 1.21m (4ft) longer inside
- you want one that is 45cm (1.5ft) wider inside
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
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
- Horse Trailer Sales - Robertsbridge, Staplecross
- R M Trailer Centre - Middlesbrough, North Ormesby
Buy or hire the Q Range if...
- you want one that is 620kg lighter empty
A compact trailer aimed at farm and domestic users who need something smaller and lighter than the General Duty range for routine loads around a smallholding or garden.
Listed by
- John Page Trailers Ltd - Ashford, Biddenden
Common questions
What is the difference between the Ifor Williams HB506 and the Ifor Williams Q Range?
The Ifor Williams Q Range is 620kg lighter empty. The Ifor Williams HB506 is rated 1.6 tonnes heavier gross and is 1.21m (4ft) longer inside. The Ifor Williams HB506 is a two-horse trailer, twin axle; the Ifor Williams Q Range is a compact general-purpose trailer for agricultural and domestic use, in braked (Q) and unbraked (Unbraked Q) versions.
Which is lighter, the Ifor Williams HB506 or the Ifor Williams Q Range?
The Ifor Williams Q Range. It is 620kg lighter empty than the Ifor Williams HB506.
Can I tow the Ifor Williams HB506 or the Ifor Williams Q Range 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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