Head to head
Ifor Williams HB511 vs M-Tec 8ft x 4ft Single Axle Trailer
The Ifor Williams HB511 is rated 1,950kg heavier gross and is 57cm (2ft) wider inside. The M-Tec 8ft x 4ft Single Axle Trailer is 720kg lighter empty.
Last reviewed 13 September 2026


Key differences
- Gross weight: the Ifor Williams HB511 is rated 1,950kg heavier gross.
- Unladen weight: the Ifor Williams HB511 weighs 720kg more empty.
- Internal width: the Ifor Williams HB511 is 57cm (2ft) wider inside.
- Internal length: the Ifor Williams HB511 is 1.08m (3.5ft) longer inside.
Specifications side by side
| Ifor Williams HB511 | M-Tec 8ft x 4ft Single Axle Trailer | |
|---|---|---|
| Gross weight | 2,700kg | 750kg |
| Unladen weight | 1,000kg | 280kg |
| Internal length | 3.52m | 2440mm |
| Internal width | 1.79m | 1220mm |
| Brakes | Braked | Unbraked |
| Payload | - | 470kg |
| Axles | - | Single |
Sources: Ifor Williams HB511, M-Tec 8ft x 4ft Single Axle Trailer. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB511 if...
- you want one that is rated 1,950kg heavier gross
- you want one that is 57cm (2ft) wider inside
- you want one that is 1.08m (3.5ft) longer inside
The wider step up from the HB506, for larger horses or owners who want more room in transit. The extra 12cm of internal width and 36cm of length cost 80kg unladen, which is worth checking against your tow vehicle before choosing it over the HB506.
Listed by
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Trek-Trailers Suffolk - Bury Saint Edmunds
- R M Trailer Centre - Middlesbrough, North Ormesby
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Horse Trailer Sales - Robertsbridge, Staplecross
- Trek-Trailers Three Counties - Hereford
Buy or hire the 8ft x 4ft Single Axle Trailer if...
- you want one that is 720kg lighter empty
A longer single-axle box trailer for small builders and landscapers who need more load length than the 6x4 but still want to stay under the unbraked weight limit. Suited to bulky, light loads like fencing panels or garden waste.
Listed by
- A & M Trailers & Trailer Parts - Armagh, Milford
Common questions
What is the difference between the Ifor Williams HB511 and the M-Tec 8ft x 4ft Single Axle Trailer?
The Ifor Williams HB511 is rated 1,950kg heavier gross and is 57cm (2ft) wider inside. The M-Tec 8ft x 4ft Single Axle Trailer is 720kg lighter empty. The Ifor Williams HB511 is a two-horse trailer, twin axle, wider body; the M-Tec 8ft x 4ft Single Axle Trailer is a 8ft x 4ft unbraked single axle general purpose trailer.
Which is lighter, the Ifor Williams HB511 or the M-Tec 8ft x 4ft Single Axle Trailer?
The M-Tec 8ft x 4ft Single Axle Trailer. It is 720kg lighter empty than the Ifor Williams HB511.
Can I tow the Ifor Williams HB511 or the M-Tec 8ft x 4ft Single Axle Trailer 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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