Head to head
Ifor Williams HB403 vs M-Tec 6ft x 4ft Single Axle Trailer
The M-Tec 6ft x 4ft Single Axle Trailer is 527kg lighter empty. The Ifor Williams HB403 is rated 850kg heavier gross and is 1.26m (4ft) longer inside.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB403 weighs 527kg more empty.
- Gross weight: the Ifor Williams HB403 is rated 850kg heavier gross.
- Internal length: the Ifor Williams HB403 is 1.26m (4ft) longer inside.
- Payload: the Ifor Williams HB403 carries 323kg more.
- Internal width: the Ifor Williams HB403 is 8cm wider inside.
Specifications side by side
| Ifor Williams HB403 | M-Tec 6ft x 4ft Single Axle Trailer | |
|---|---|---|
| Gross weight | 1600kg | 750kg |
| Unladen weight | 767kg | 240kg |
| Payload | 833kg | 510kg |
| Internal length | 3.08m | 1820mm |
| Internal width | 1.30m | 1220mm |
| Axles | - | Single |
| Brakes | - | Unbraked |
Sources: Ifor Williams HB403, M-Tec 6ft x 4ft Single Axle Trailer. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB403 if...
- you want one that is rated 850kg heavier gross
- you want one that is 1.26m (4ft) longer inside
- you want one that carries 323kg more
- you want one that is 8cm wider inside
The smallest trailer in the HB horsebox range, bought by owners of a single horse or a couple of ponies who want the lightest legal option that can still be towed by a mid-size car.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Buy or hire the 6ft x 4ft Single Axle Trailer if...
- you want one that is 527kg lighter empty
An entry-level box trailer for tradespeople and gardeners moving small loads of tools, waste or turf, light enough to tow on a car licence without a trailer test. Its 750kg gross weight keeps it under the unbraked trailer limit.
Listed by
- A & M Trailers & Trailer Parts - Armagh, Milford
Common questions
What is the difference between the Ifor Williams HB403 and the M-Tec 6ft x 4ft Single Axle Trailer?
The M-Tec 6ft x 4ft Single Axle Trailer is 527kg lighter empty. The Ifor Williams HB403 is rated 850kg heavier gross and is 1.26m (4ft) longer inside. The Ifor Williams HB403 is a a compact single-horse or two-pony horsebox trailer; the M-Tec 6ft x 4ft Single Axle Trailer is a 6ft x 4ft unbraked single axle general purpose trailer.
Which is lighter, the Ifor Williams HB403 or the M-Tec 6ft x 4ft Single Axle Trailer?
The M-Tec 6ft x 4ft Single Axle Trailer. It is 527kg lighter empty than the Ifor Williams HB403.
Which carries more, the Ifor Williams HB403 or the M-Tec 6ft x 4ft Single Axle Trailer?
The Ifor Williams HB403, by 323kg.
Can I tow the Ifor Williams HB403 or the M-Tec 6ft 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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