Head to head
Bateson Derby vs Ifor Williams P5
The Ifor Williams P5 is 534kg lighter empty. The Bateson Derby is rated 1.2 tonnes heavier gross and carries 666kg more.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Bateson Derby weighs 534kg more empty.
- Gross weight: the Bateson Derby is rated 1.2 tonnes heavier gross.
- Payload: the Bateson Derby carries 666kg more.
Specifications side by side
| Bateson Derby | Ifor Williams P5 | |
|---|---|---|
| Gross weight | 1,700kg | 500kg |
| Unladen weight | 675kg | 141kg |
| Payload | approx. 1,025kg | 359kg |
| Internal length | 2.70m | - |
| Internal width | 1.50m | - |
| Internal bed | - | 1.53m x 1.02m |
| Brakes | - | Unbraked |
Sources: Bateson Derby, Ifor Williams P5. 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 is rated 1.2 tonnes heavier gross
- you want one that carries 666kg more
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 P5 if...
- you want one that is 534kg lighter empty
A light general-purpose trailer for domestic buyers moving garden waste, small loads or a mower, chosen for its low unladen weight so it can be towed by almost any car.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Common questions
What is the difference between the Bateson Derby and the Ifor Williams P5?
The Ifor Williams P5 is 534kg lighter empty. The Bateson Derby is rated 1.2 tonnes heavier gross and carries 666kg more. The Bateson Derby is a lightweight rear-unload double horse trailer; the Ifor Williams P5 is a the smallest unbraked domestic trailer Ifor Williams makes.
Which is lighter, the Bateson Derby or the Ifor Williams P5?
The Ifor Williams P5. It is 534kg lighter empty than the Bateson Derby.
Which carries more, the Bateson Derby or the Ifor Williams P5?
The Bateson Derby, by 666kg.
Can I tow the Bateson Derby or the Ifor Williams P5 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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