Head to head
Ifor Williams HB510XL vs Ifor Williams LM105
The Ifor Williams LM105 is 685kg lighter empty and carries 685kg more.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB510XL weighs 685kg more empty.
- Payload: the Ifor Williams LM105 carries 685kg more.
Specifications side by side
| Ifor Williams HB510XL | Ifor Williams LM105 | |
|---|---|---|
| Gross weight | 3500kg | 3500kg |
| Unladen weight | 1290kg | 605kg |
| Payload | 2210kg | 2895kg |
| Internal length | 4.25m | - |
| Internal width | 1.74m | - |
| Internal bed | - | 3.01m x 1.68m |
Sources: Ifor Williams HB510XL, Ifor Williams LM105. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB510XL if...
For owners of taller or longer horses who find the standard HB511 too tight, giving extra internal length on the same 3500kg chassis so it stays towable by a suitably rated 4x4.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
Buy or hire the LM105 if...
- you want one that is 685kg lighter empty
- you want one that carries 685kg more
A workhorse flatbed for farmers, landscapers and small hauliers moving bagged materials, bales or machinery with dropsides, sized to fit most towing vehicles rated to 3500kg.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Ifor Williams HB510XL and the Ifor Williams LM105?
The Ifor Williams LM105 is 685kg lighter empty and carries 685kg more. The Ifor Williams HB510XL is a an extra-length double horsebox trailer; the Ifor Williams LM105 is a a general-purpose flatbed trailer.
Which is lighter, the Ifor Williams HB510XL or the Ifor Williams LM105?
The Ifor Williams LM105. It is 685kg lighter empty than the Ifor Williams HB510XL.
Which carries more, the Ifor Williams HB510XL or the Ifor Williams LM105?
The Ifor Williams LM105, by 685kg.
Can I tow the Ifor Williams HB510XL or the Ifor Williams LM105 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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