Head to head
Anssems GT500-151 vs Ifor Williams LM166
The Ifor Williams LM166 is rated 3 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams LM166 is rated 3 tonnes heavier gross.
Specifications side by side
| Anssems GT500-151 | Ifor Williams LM166 | |
|---|---|---|
| Gross weight | 500kg | 3500kg |
| Internal dimensions | 151cm x 101cm x 48cm | - |
| Unladen weight | - | 795kg |
| Payload | - | 2705kg |
| Internal bed | - | 4.77m x 1.98m |
Sources: Anssems GT500-151, Ifor Williams LM166. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GT500-151 if...
A light trailer for camping gear, luggage and small DIY loads, towable behind almost any car. The hard-top version is the one most buyers want, because weatherproof and lockable is the whole reason to choose this over a builders trailer.
Full GT500-151 specifications →Buy or hire the LM166 if...
- you want one that is rated 3 tonnes heavier gross
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 Anssems GT500-151 and the Ifor Williams LM166?
The Ifor Williams LM166 is rated 3 tonnes heavier gross. The Anssems GT500-151 is a small single-axle luggage and general purpose trailer; the Ifor Williams LM166 is a a long-bed flatbed trailer.
Can I tow the Anssems GT500-151 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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