Head to head
Erde CH451 vs Ifor Williams HB403
The Erde CH451 is 658kg lighter empty. The Ifor Williams HB403 is rated 1 tonnes heavier gross and carries 339kg more.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB403 weighs 658kg more empty.
- Gross weight: the Ifor Williams HB403 is rated 1 tonnes heavier gross.
- Payload: the Ifor Williams HB403 carries 339kg more.
Specifications side by side
| Erde CH451 | Ifor Williams HB403 | |
|---|---|---|
| Gross weight | 600kg | 1600kg |
| Unladen weight | 109kg | 767kg |
| Payload | 494kg | 833kg |
| Internal bed | 200 x 117cm | - |
| Internal length | - | 3.08m |
| Internal width | - | 1.30m |
Sources: Erde CH451, Ifor Williams HB403. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the CH451 if...
- you want one that is 658kg lighter empty
A bare chassis bought by buyers who want to fit their own box, cage or platform body rather than take a standard Erde trailer.
Listed by
- Southern County Trailers Ltd - Southampton, West End
- Trailer Centre - Rowley Regis
Buy or hire the HB403 if...
- you want one that is rated 1 tonnes heavier gross
- you want one that carries 339kg more
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 Erde CH451 and the Ifor Williams HB403?
The Erde CH451 is 658kg lighter empty. The Ifor Williams HB403 is rated 1 tonnes heavier gross and carries 339kg more. The Erde CH451 is a an unbraked single-axle multi-purpose trailer chassis rated at 600kg gross weight.; the Ifor Williams HB403 is a a compact single-horse or two-pony horsebox trailer.
Which is lighter, the Erde CH451 or the Ifor Williams HB403?
The Erde CH451. It is 658kg lighter empty than the Ifor Williams HB403.
Which carries more, the Erde CH451 or the Ifor Williams HB403?
The Ifor Williams HB403, by 339kg.
Can I tow the Erde CH451 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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