Head to head
Ifor Williams GH94BT vs Stewart GX16-21 L
The Ifor Williams GH94BT is 4,970kg lighter empty.
Last reviewed 13 September 2026

Key differences
- Unladen weight: the Stewart GX16-21 L weighs 4,970kg more empty.
Specifications side by side
| Ifor Williams GH94BT | Stewart GX16-21 L | |
|---|---|---|
| Unladen weight | 530kg | 5,500kg |
| Gross weight | 2700kg | - |
| Payload | 2170kg | - |
| Internal bed | 2.79m x 1.31m | - |
| Carrying capacity | - | 16,000kg |
| Cubic capacity | - | grain 21m3, silage 37m3 |
| Body | - | 6700 x 2450 x 1370mm |
Sources: Ifor Williams GH94BT, Stewart GX16-21 L. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GH94BT if...
- you want one that is 4,970kg lighter empty
Chosen over the standard GH94 by operators who want the heavier-duty BT chassis and tyres for regular loaded towing rather than occasional use, at the cost of a little unladen weight and payload.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Buy or hire the GX16-21 L if...
A large bulk trailer used to cart grain and root crops at harvest, with an easy sheet system to cover the load without climbing on top. Farmers hire extra units like this at harvest to move crop faster than their own trailers allow.
Listed by
- Rising Sun Trailer Hire - York
Common questions
What is the difference between the Ifor Williams GH94BT and the Stewart GX16-21 L?
The Ifor Williams GH94BT is 4,970kg lighter empty. The Ifor Williams GH94BT is a a braked-tandem version of the GH94 plant trailer; the Stewart GX16-21 L is a bulk agricultural trailer with easy sheet cover.
Which is lighter, the Ifor Williams GH94BT or the Stewart GX16-21 L?
The Ifor Williams GH94BT. It is 4,970kg lighter empty than the Stewart GX16-21 L.
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