Head to head
Eco-Trailer Velocity iQ vs Ifor Williams GD84
The Ifor Williams GD84 is 530kg lighter empty and carries 230kg more. The Eco-Trailer Velocity iQ is rated 300kg heavier gross.
Last reviewed 13 September 2026

Key differences
- Unladen weight: the Eco-Trailer Velocity iQ weighs 530kg more empty.
- Payload: the Ifor Williams GD84 carries 230kg more.
- Gross weight: the Eco-Trailer Velocity iQ is rated 300kg heavier gross.
Specifications side by side
| Eco-Trailer Velocity iQ | Ifor Williams GD84 | |
|---|---|---|
| Gross weight | 3,000kg | 2700kg |
| Unladen weight | 980kg | 450kg |
| Payload | 2,020kg | 2250kg |
| Overall dimensions | 7.15m x 2.48m x 2.40m | - |
| Bed length | 4.88m | - |
| Internal length | - | 2.55m |
| Internal width | - | 1.25m |
| Axles | - | Twin |
Sources: Eco-Trailer Velocity iQ, Ifor Williams GD84. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Velocity iQ if...
- you want one that is rated 300kg heavier gross
An enclosed trailer that keeps a car dry and out of sight in transit, built on Eco-Trailer's own chassis. Motorsport teams and car traders hire it to move a vehicle without exposing it to weather or attention on the road.
Listed by
- OK Racing Trailer Hire - Hertfordshire
Buy or hire the GD84 if...
- you want one that is 530kg lighter empty
- you want one that carries 230kg more
A everyday farm and smallholding trailer for moving loose loads, logs or small livestock behind a 4x4 or pickup, chosen over the single-axle GD84 when the extra payload of a twin-axle chassis is needed.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- R M Trailer Centre - Middlesbrough, North Ormesby
Common questions
What is the difference between the Eco-Trailer Velocity iQ and the Ifor Williams GD84?
The Ifor Williams GD84 is 530kg lighter empty and carries 230kg more. The Eco-Trailer Velocity iQ is rated 300kg heavier gross. The Eco-Trailer Velocity iQ is a enclosed car transporter trailer; the Ifor Williams GD84 is a a general-purpose dropside trailer.
Which is lighter, the Eco-Trailer Velocity iQ or the Ifor Williams GD84?
The Ifor Williams GD84. It is 530kg lighter empty than the Eco-Trailer Velocity iQ.
Which carries more, the Eco-Trailer Velocity iQ or the Ifor Williams GD84?
The Ifor Williams GD84, by 230kg.
Can I tow the Eco-Trailer Velocity iQ or the Ifor Williams GD84 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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