Head to head
Ifor Williams HB511 vs Maypole MP6815
The Maypole MP6815 is 923kg lighter empty. The Ifor Williams HB511 is rated 2,201kg heavier gross and is 2.07m (7ft) longer inside.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB511 weighs 923kg more empty.
- Gross weight: the Ifor Williams HB511 is rated 2,201kg heavier gross.
- Internal length: the Ifor Williams HB511 is 2.07m (7ft) longer inside.
- Internal width: the Ifor Williams HB511 is 79cm (2.5ft) wider inside.
Specifications side by side
| Ifor Williams HB511 | Maypole MP6815 | |
|---|---|---|
| Gross weight | 2,700kg | 499kg |
| Unladen weight | 1,000kg | 77kg |
| Internal length | 3.52m | 145cm |
| Internal width | 1.79m | 100cm |
| Brakes | Braked | - |
| Payload | - | 422kg |
| Internal height | - | 32cm |
Sources: Ifor Williams HB511, Maypole MP6815. 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 2,201kg heavier gross
- you want one that is 2.07m (7ft) longer inside
- you want one that is 79cm (2.5ft) wider 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 MP6815 if...
- you want one that is 923kg lighter empty
A mid-sized general purpose trailer for buyers who want more bed length than the MP6812 while staying light enough for a small car to tow.
Listed by
- Sleaford Trailers - Sleaford
- Towy Trailer Centre - Llandeilo, Ffairfach
Common questions
What is the difference between the Ifor Williams HB511 and the Maypole MP6815?
The Maypole MP6815 is 923kg lighter empty. The Ifor Williams HB511 is rated 2,201kg heavier gross and is 2.07m (7ft) longer inside. The Ifor Williams HB511 is a two-horse trailer, twin axle, wider body; the Maypole MP6815 is a a small unbraked single-axle general purpose car trailer rated at 499kg gross weight..
Which is lighter, the Ifor Williams HB511 or the Maypole MP6815?
The Maypole MP6815. It is 923kg lighter empty than the Ifor Williams HB511.
Can I tow the Ifor Williams HB511 or the Maypole MP6815 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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