Head to head
Graham Edwards PL3512 vs Ifor Williams GH Plant with DigaDoc
The Graham Edwards PL3512 is rated 800kg heavier gross. The Ifor Williams GH Plant with DigaDoc is 146kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Graham Edwards PL3512 is rated 800kg heavier gross.
- Unladen weight: the Graham Edwards PL3512 weighs 146kg more empty.
Specifications side by side
| Graham Edwards PL3512 | Ifor Williams GH Plant with DigaDoc | |
|---|---|---|
| Gross weight | 3500KG | 2700kg |
| Unladen weight | 755KG | 609kg |
| Length | 12' | - |
| Width | 5'10" | - |
| Axles | TANDEM | - |
| Internal bed | - | 2.79m x 1.31m |
Sources: Graham Edwards PL3512, 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 PL3512 if...
- you want one that is rated 800kg heavier gross
The longer 3.5 tonne plant trailer in the Graham Edwards range, for contractors and hire firms carrying larger mini excavators and compact plant behind a pickup or van.
Full PL3512 specifications →Buy or hire the GH Plant with DigaDoc if...
- you want one that is 146kg lighter empty
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 Graham Edwards PL3512 and the Ifor Williams GH Plant with DigaDoc?
The Graham Edwards PL3512 is rated 800kg heavier gross. The Ifor Williams GH Plant with DigaDoc is 146kg lighter empty. The Graham Edwards PL3512 is a 12 ft x 5 ft 10 in tandem axle 3.5 tonne plant trailer; the Ifor Williams GH Plant with DigaDoc is a a plant trailer fitted with the manufacturer's DigaDoc load-tracking system.
Which is lighter, the Graham Edwards PL3512 or the Ifor Williams GH Plant with DigaDoc?
The Ifor Williams GH Plant with DigaDoc. It is 146kg lighter empty than the Graham Edwards PL3512.
Can I tow the Graham Edwards PL3512 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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