Head to head
Ifor Williams Transporta vs Stewart GX16-21 L
The Ifor Williams Transporta is 4,020kg lighter empty.
Last reviewed 13 September 2026

Key differences
- Unladen weight: the Stewart GX16-21 L weighs 4,020kg more empty.
Specifications side by side
| Ifor Williams Transporta | Stewart GX16-21 L | |
|---|---|---|
| Unladen weight | 1480kg | 5,500kg |
| Gross weight | 3500kg | - |
| Internal length | 5220mm | - |
| Internal width | 2236mm | - |
| Overall length | 6595mm | - |
| Carrying capacity | - | 16,000kg |
| Cubic capacity | - | grain 21m3, silage 37m3 |
| Body | - | 6700 x 2450 x 1370mm |
Sources: Ifor Williams Transporta, Stewart GX16-21 L. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Transporta if...
- you want one that is 4,020kg lighter empty
A car transporter trailer aimed at racers and track day drivers moving a single competition car, sitting within Ifor Williams's wider car transporter range alongside its tiltbed and beavertail designs.
Listed by
- John Page Trailers Ltd - Ashford, Biddenden
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 Transporta and the Stewart GX16-21 L?
The Ifor Williams Transporta is 4,020kg lighter empty. The Ifor Williams Transporta is a motorsport car transporter trailer; the Stewart GX16-21 L is a bulk agricultural trailer with easy sheet cover.
Which is lighter, the Ifor Williams Transporta or the Stewart GX16-21 L?
The Ifor Williams Transporta. It is 4,020kg lighter empty than the Stewart GX16-21 L.
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