Head to head
Bockmann Big Portax WCF -Stall- vs Ifor Williams GH146
The Ifor Williams GH146 carries 1,280kg more and is rated 800kg heavier gross.
Last reviewed 13 September 2026

Key differences
- Payload: the Ifor Williams GH146 carries 1,280kg more.
- Gross weight: the Ifor Williams GH146 is rated 800kg heavier gross.
Specifications side by side
| Bockmann Big Portax WCF -Stall- | Ifor Williams GH146 | |
|---|---|---|
| Gross weight | 2700kg | 3500kg |
| Payload | 1310kg | 2590kg |
| Internal length | 4150mm | - |
| Internal width | 1855mm | - |
| Internal height | 2400mm | - |
| Unladen weight | - | 910kg |
| Internal bed | - | 4.285m x 1.84m |
Sources: Bockmann Big Portax WCF -Stall-, Ifor Williams GH146. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Big Portax WCF -Stall- if...
The largest Portax body with a walk-in tack room and a stall-type partition rather than a fixed centre post, aimed at owners of big horses or those who want to load side by side. It is a step up in space from the standard Big Portax.
Listed by
- Böckmann UK Trailers & Horseboxes - Cinderford, Littledean
Buy or hire the GH146 if...
- you want one that carries 1,280kg more
- you want one that is rated 800kg heavier gross
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
Common questions
What is the difference between the Bockmann Big Portax WCF -Stall- and the Ifor Williams GH146?
The Ifor Williams GH146 carries 1,280kg more and is rated 800kg heavier gross. The Bockmann Big Portax WCF -Stall- is a large aluminium horse trailer with a stall partition system; the Ifor Williams GH146 is a a tri-axle long-bed plant trailer.
Which carries more, the Bockmann Big Portax WCF -Stall- or the Ifor Williams GH146?
The Ifor Williams GH146, by 1,280kg.
Can I tow the Bockmann Big Portax WCF -Stall- or the Ifor Williams GH146 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.
GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.
