Head to head
Ifor Williams LM146 vs Ifor Williams Q Range
The Ifor Williams LM146 is rated 2.5 tonnes heavier gross. The Ifor Williams Q Range is 435kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams LM146 is rated 2.5 tonnes heavier gross.
- Unladen weight: the Ifor Williams LM146 weighs 435kg more empty.
Specifications side by side
| Ifor Williams LM146 | Ifor Williams Q Range | |
|---|---|---|
| Gross weight | 3500kg | 1000kg (braked Q) |
| Unladen weight | 735kg | 300kg (Q6b) |
| Overall length | 5.60m | - |
| Overall width | 2.10m | - |
| Bed | 4.23m / 13'9" ((internal) length); 1.98m / 6'5" ((internal) width) | - |
| Payload | 2765kg | - |
| Tyres | 195/60R12C | - |
| Internal length | - | 1.95m (Q6b) |
| Internal width | - | 1.22m (Q6b) |
Sources: Ifor Williams LM146, Ifor Williams Q Range. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the LM146 if...
- you want one that is rated 2.5 tonnes heavier gross
The LM146 is a general-purpose flatbed aimed at landscaping, construction and plumbing trades that need a long, wide load bed with a high payload on a single 3500kg-braked chassis. It is used where loads are bulky or awkwardly shaped rather than plant machinery, which typically goes on the ramped GX range instead.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- G-Tec Trailers - Thetford, Holme Hale
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Buy or hire the Q Range if...
- you want one that is 435kg lighter empty
A compact trailer aimed at farm and domestic users who need something smaller and lighter than the General Duty range for routine loads around a smallholding or garden.
Listed by
- John Page Trailers Ltd - Ashford, Biddenden
Common questions
What is the difference between the Ifor Williams LM146 and the Ifor Williams Q Range?
The Ifor Williams LM146 is rated 2.5 tonnes heavier gross. The Ifor Williams Q Range is 435kg lighter empty. The Ifor Williams LM146 is a a twin-axle flatbed goods trailer in the heavier-duty LM range.; the Ifor Williams Q Range is a compact general-purpose trailer for agricultural and domestic use, in braked (Q) and unbraked (Unbraked Q) versions.
Which is lighter, the Ifor Williams LM146 or the Ifor Williams Q Range?
The Ifor Williams Q Range. It is 435kg lighter empty than the Ifor Williams LM146.
Can I tow the Ifor Williams LM146 or the Ifor Williams Q Range 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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