Head to head
Brian James A Transporter (A4) vs Ifor Williams BV105
The Ifor Williams BV105 is rated 700kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams BV105 is rated 700kg heavier gross.
Specifications side by side
| Brian James A Transporter (A4) | Ifor Williams BV105 | |
|---|---|---|
| Gross weight | 2,000kg to 3,000kg depending on variant | 2700kg |
| Bed | 3.7m x 1.8m up to 5.0m x 2.0m depending on variant | - |
| Brakes | Braked, tandem axle | - |
| Unladen weight | - | 735kg |
| Payload | - | 1965kg |
| Internal length | - | 3.00m |
| Internal width | - | 1.47m |
| Axles | - | Twin (dual) |
Sources: Brian James A Transporter (A4), Ifor Williams BV105. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the A Transporter (A4) if...
One of the most common car trailers in Britain, bought by trade and private owners for moving road cars, project cars and small vans. The reason it sells is the spread of bed length and gross weight combinations, which lets you match the trailer to the tow car rather than the other way round.
Listed by
- Fieldfare Trailer Centre - Salisbury
- Bicester Trailer Centre - Bicester
- Trek-Trailers Three Counties - Hereford
Buy or hire the BV105 if...
- you want one that is rated 700kg heavier gross
A general enclosed trailer for tradespeople and small hauliers who need to keep tools, bikes or stock dry and locked away rather than under a sheet. It sits below the BV125/BV106 in the range, so it suits loads that need weather protection but not extra width or gross weight.
Listed by
- R M Trailer Centre - Middlesbrough, North Ormesby
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Brian James A Transporter (A4) and the Ifor Williams BV105?
The Ifor Williams BV105 is rated 700kg heavier gross. The Brian James A Transporter (A4) is a open flatbed car transporter, twin axle; the Ifor Williams BV105 is a an enclosed box van trailer on a 3.0m bed.
Can I tow the Brian James A Transporter (A4) or the Ifor Williams BV105 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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