Head to head
Brian James C4 vs Ifor Williams GH Plant with DigaDoc
The Ifor Williams GH Plant with DigaDoc is rated 100kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams GH Plant with DigaDoc is rated 100kg heavier gross.
Specifications side by side
| Brian James C4 | Ifor Williams GH Plant with DigaDoc | |
|---|---|---|
| Gross weight | 2600kg | 2700kg |
| Axles | Twin | - |
| Size | 2m x 4.5m loading area | - |
| Unladen weight | - | 609kg |
| Internal bed | - | 2.79m x 1.31m |
Sources: Brian James C4, Ifor Williams GH Plant with DigaDoc. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the C4 if...
Brian James C4, carried by UK dealers and hire companies listed on GetBrent for hire. Car transporters in this class are hired and bought by track-day drivers, classic car owners and recovery firms who need to move a vehicle without driving it.
Listed by
- Cobham Trailer Hire - Cobham, East Horsley
- R M Trailer Centre - Middlesbrough, North Ormesby
Buy or hire the GH Plant with DigaDoc if...
- you want one that is rated 100kg heavier gross
Bought by plant hire and groundworks firms that need to prove what left the yard and where it went, since DigaDoc records load movements electronically on top of the standard GH plant trailer chassis. It is the same GH94 base trailer as the plain GH94, with the tracking hardware added.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Brian James C4 and the Ifor Williams GH Plant with DigaDoc?
The Ifor Williams GH Plant with DigaDoc is rated 100kg heavier gross. The Brian James C4 is a car transporter trailer; the Ifor Williams GH Plant with DigaDoc is a a plant trailer fitted with the manufacturer's DigaDoc load-tracking system.
Can I tow the Brian James C4 or the Ifor Williams GH Plant with DigaDoc 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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