Head to head
Ifor Williams HB510XL vs M-Tec 8ft x 4ft Single Axle Trailer
The Ifor Williams HB510XL carries 1,740kg more and is rated 2,750kg heavier gross. The M-Tec 8ft x 4ft Single Axle Trailer is 1,010kg lighter empty.
Last reviewed 13 September 2026


Key differences
- Payload: the Ifor Williams HB510XL carries 1,740kg more.
- Gross weight: the Ifor Williams HB510XL is rated 2,750kg heavier gross.
- Unladen weight: the Ifor Williams HB510XL weighs 1,010kg more empty.
- Internal length: the Ifor Williams HB510XL is 1.81m (6ft) longer inside.
- Internal width: the Ifor Williams HB510XL is 52cm (1.5ft) wider inside.
Specifications side by side
| Ifor Williams HB510XL | M-Tec 8ft x 4ft Single Axle Trailer | |
|---|---|---|
| Gross weight | 3500kg | 750kg |
| Unladen weight | 1290kg | 280kg |
| Payload | 2210kg | 470kg |
| Internal length | 4.25m | 2440mm |
| Internal width | 1.74m | 1220mm |
| Axles | - | Single |
| Brakes | - | Unbraked |
Sources: Ifor Williams HB510XL, 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 HB510XL if...
- you want one that carries 1,740kg more
- you want one that is rated 2,750kg heavier gross
- you want one that is 1.81m (6ft) longer inside
- you want one that is 52cm (1.5ft) wider inside
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 8ft x 4ft Single Axle Trailer if...
- you want one that is 1,010kg 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 HB510XL and the M-Tec 8ft x 4ft Single Axle Trailer?
The Ifor Williams HB510XL carries 1,740kg more and is rated 2,750kg heavier gross. The M-Tec 8ft x 4ft Single Axle Trailer is 1,010kg lighter empty. The Ifor Williams HB510XL is a an extra-length double horsebox trailer; 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 HB510XL or the M-Tec 8ft x 4ft Single Axle Trailer?
The M-Tec 8ft x 4ft Single Axle Trailer. It is 1,010kg lighter empty than the Ifor Williams HB510XL.
Which carries more, the Ifor Williams HB510XL or the M-Tec 8ft x 4ft Single Axle Trailer?
The Ifor Williams HB510XL, by 1,740kg.
Can I tow the Ifor Williams HB510XL 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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