Head to head
Ifor Williams GH Plant with DigaDoc vs Ifor Williams TT3621
The Ifor Williams GH Plant with DigaDoc is 381kg lighter empty. The Ifor Williams TT3621 is rated 800kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams TT3621 weighs 381kg more empty.
- Gross weight: the Ifor Williams TT3621 is rated 800kg heavier gross.
Specifications side by side
| Ifor Williams GH Plant with DigaDoc | Ifor Williams TT3621 | |
|---|---|---|
| Gross weight | 2700kg | 3500kg |
| Unladen weight | 609kg | 990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres) |
| Internal bed | 2.79m x 1.31m | - |
| Payload | - | 2510kg (195/60R12C) or 2500kg (185/70R13C) |
| Internal length | - | 3.62m / 11'9" |
| Internal width | - | 1.95m / 6'5" |
Sources: Ifor Williams GH Plant with DigaDoc, Ifor Williams TT3621. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GH Plant with DigaDoc if...
- you want one that is 381kg 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
Buy or hire the TT3621 if...
- you want one that is rated 800kg heavier gross
The largest Ifor Williams tipper. A 3.6m by 1.95m body is chosen for bulky, lighter loads - green waste, clearance and bark - where volume runs out before weight does, and it is a staple of plant and tool hire fleets. Formerly sold as the TT126.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Ifor Williams GH Plant with DigaDoc and the Ifor Williams TT3621?
The Ifor Williams GH Plant with DigaDoc is 381kg lighter empty. The Ifor Williams TT3621 is rated 800kg heavier gross. The Ifor Williams GH Plant with DigaDoc is a a plant trailer fitted with the manufacturer's DigaDoc load-tracking system; the Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping.
Which is lighter, the Ifor Williams GH Plant with DigaDoc or the Ifor Williams TT3621?
The Ifor Williams GH Plant with DigaDoc. It is 381kg lighter empty than the Ifor Williams TT3621.
Can I tow the Ifor Williams GH Plant with DigaDoc or the Ifor Williams TT3621 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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