Head to head
Ifor Williams GH146 vs Stewart GX16-21 L
The Ifor Williams GH146 is 4,590kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Stewart GX16-21 L weighs 4,590kg more empty.
Specifications side by side
| Ifor Williams GH146 | Stewart GX16-21 L | |
|---|---|---|
| Unladen weight | 910kg | 5,500kg |
| Gross weight | 3500kg | - |
| Payload | 2590kg | - |
| Internal bed | 4.285m x 1.84m | - |
| Carrying capacity | - | 16,000kg |
| Cubic capacity | - | grain 21m3, silage 37m3 |
| Body | - | 6700 x 2450 x 1370mm |
Sources: Ifor Williams GH146, Stewart GX16-21 L. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GH146 if...
- you want one that is 4,590kg lighter empty
Aimed at plant hire operators who need the longest bed in the GH range for larger excavators or two smaller machines, with a tri-axle chassis to keep payload up within the 3500kg limit.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
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 GH146 and the Stewart GX16-21 L?
The Ifor Williams GH146 is 4,590kg lighter empty. The Ifor Williams GH146 is a a tri-axle long-bed plant trailer; the Stewart GX16-21 L is a bulk agricultural trailer with easy sheet cover.
Which is lighter, the Ifor Williams GH146 or the Stewart GX16-21 L?
The Ifor Williams GH146. It is 4,590kg lighter empty than the Stewart GX16-21 L.
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