Head to head
Bateson Derby vs Ifor Williams HB403
The Bateson Derby carries 192kg more and is 20cm wider inside. The Ifor Williams HB403 is 38cm (1ft) longer inside.
Last reviewed 13 September 2026
Key differences
- Payload: the Bateson Derby carries 192kg more.
- Internal width: the Bateson Derby is 20cm wider inside.
- Internal length: the Ifor Williams HB403 is 38cm (1ft) longer inside.
- Unladen weight: the Ifor Williams HB403 weighs 92kg more empty.
- Gross weight: the Bateson Derby is rated 100kg heavier gross.
Specifications side by side
| Bateson Derby | Ifor Williams HB403 | |
|---|---|---|
| Gross weight | 1,700kg | 1600kg |
| Unladen weight | 675kg | 767kg |
| Payload | approx. 1,025kg | 833kg |
| Internal length | 2.70m | 3.08m |
| Internal width | 1.50m | 1.30m |
Sources: Bateson Derby, Ifor Williams HB403. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Derby if...
- you want one that carries 192kg more
- you want one that is 20cm wider inside
- you want one that is 92kg lighter empty
- you want one that is rated 100kg heavier gross
A light double horse trailer that can be towed by a large saloon car rather than needing a 4x4, thanks to its low unladen weight. It suits owners moving one or two horses locally who want to avoid buying a heavier, purpose-built tow vehicle.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
Buy or hire the HB403 if...
- you want one that is 38cm (1ft) longer inside
The smallest trailer in the HB horsebox range, bought by owners of a single horse or a couple of ponies who want the lightest legal option that can still be towed by a mid-size car.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Bateson Derby and the Ifor Williams HB403?
The Bateson Derby carries 192kg more and is 20cm wider inside. The Ifor Williams HB403 is 38cm (1ft) longer inside. The Bateson Derby is a lightweight rear-unload double horse trailer; the Ifor Williams HB403 is a a compact single-horse or two-pony horsebox trailer.
Which is lighter, the Bateson Derby or the Ifor Williams HB403?
The Bateson Derby. It is 92kg lighter empty than the Ifor Williams HB403.
Which carries more, the Bateson Derby or the Ifor Williams HB403?
The Bateson Derby, by 192kg.
Can I tow the Bateson Derby or the Ifor Williams HB403 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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