Head to head
Ifor Williams HB610 vs Ifor Williams LM166
The Ifor Williams LM166 is 655kg lighter empty and carries 655kg more.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB610 weighs 655kg more empty.
- Payload: the Ifor Williams LM166 carries 655kg more.
Specifications side by side
| Ifor Williams HB610 | Ifor Williams LM166 | |
|---|---|---|
| Gross weight | 3500kg | 3500kg |
| Unladen weight | 1450kg | 795kg |
| Payload | 2050kg | 2705kg |
| Internal length | 4.25m | - |
| Internal width | 2.07m | - |
| Internal bed | - | 4.77m x 1.98m |
Sources: Ifor Williams HB610, Ifor Williams LM166. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB610 if...
Bought by owners with two large horses, up to 17.2hh, who need the widest and roomiest trailer Ifor Williams builds at 3500kg, rather than stepping up to a horsebox lorry.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
Buy or hire the LM166 if...
- you want one that is 655kg lighter empty
- you want one that carries 655kg more
Bought by contractors and hauliers who regularly carry longer loads, such as fencing materials or several pallets, and need more deck length than the LM106 or LM126 provide.
Listed by
- G-Tec Trailers - Thetford, Holme Hale
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Common questions
What is the difference between the Ifor Williams HB610 and the Ifor Williams LM166?
The Ifor Williams LM166 is 655kg lighter empty and carries 655kg more. The Ifor Williams HB610 is a ifor Williams' largest standard double horsebox trailer; the Ifor Williams LM166 is a a long-bed flatbed trailer.
Which is lighter, the Ifor Williams HB610 or the Ifor Williams LM166?
The Ifor Williams LM166. It is 655kg lighter empty than the Ifor Williams HB610.
Which carries more, the Ifor Williams HB610 or the Ifor Williams LM166?
The Ifor Williams LM166, by 655kg.
Can I tow the Ifor Williams HB610 or the Ifor Williams LM166 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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