Head to head
Brian James A4 Transporter vs Ifor Williams GD105
The Brian James A4 Transporter has a bed 1.39m (4.5ft) longer and is rated 300kg heavier gross. The Ifor Williams GD105 is 185kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Internal bed: the Brian James A4 Transporter has a bed 1.39m (4.5ft) longer.
- Unladen weight: the Brian James A4 Transporter weighs 185kg more empty.
- Gross weight: the Brian James A4 Transporter is rated 300kg heavier gross.
Specifications side by side
| Brian James A4 Transporter | Ifor Williams GD105 | |
|---|---|---|
| Gross weight | 3000kg | 2,700kg |
| Unladen weight | 770kg | 585kg |
| Internal bed | 4.5m x 2.0m | 3.11m x 1.58m (10ft 2in x 5ft 2in) |
| Payload | 2230kg | - |
| Axles | Twin axle | - |
| Brakes | - | Braked |
Sources: Brian James A4 Transporter, Ifor Williams GD105. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the A4 Transporter if...
- you want one that has a bed 1.39m (4.5ft) longer
- you want one that is rated 300kg heavier gross
The A4 Transporter suits driving schools, small dealers and enthusiasts who need to move one car at a time behind a car-derived tow vehicle, offering a simple twin-axle bed without the cost of a beavertail or enclosed body. Its compact size makes it easier to store and manoeuvre than the longer trailers in the A Transporter range.
Listed by
- Compass Trailers - Lewes, Ringmer
- Saxons Trailers - Westerham, Biggin Hill
- R M Trailer Centre - Middlesbrough, North Ormesby
- Formula Trailers,, Brian-James Trailers Main Dealer in the SW UK - Wellington, Poole
Buy or hire the GD105 if...
- you want one that is 185kg lighter empty
The same market as the GD85 with about 60cm more bed length, which is the difference between fitting a load and not. Landscapers and anyone moving long materials or a quad choose it for the length rather than the payload, which is unchanged.
Listed by
- Blendworth Trailers - Rowland's Castle
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Brian James A4 Transporter and the Ifor Williams GD105?
The Brian James A4 Transporter has a bed 1.39m (4.5ft) longer and is rated 300kg heavier gross. The Ifor Williams GD105 is 185kg lighter empty. The Brian James A4 Transporter is a twin-axle open car transporter trailer from Brian James' A Transporter range, built for towing one car on a 4.5m bed.; the Ifor Williams GD105 is a general duty box trailer, twin axle, longer bed.
Which is lighter, the Brian James A4 Transporter or the Ifor Williams GD105?
The Ifor Williams GD105. It is 185kg lighter empty than the Brian James A4 Transporter.
Can I tow the Brian James A4 Transporter or the Ifor Williams GD105 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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