Head to head
Brian James Box Van 600 vs Ifor Williams Business Inabox
The Ifor Williams Business Inabox is rated 800kg heavier gross.
Last reviewed 13 September 2026

Key differences
- Gross weight: the Ifor Williams Business Inabox is rated 800kg heavier gross.
Specifications side by side
| Brian James Box Van 600 | Ifor Williams Business Inabox | |
|---|---|---|
| Gross weight | 2700kg | 3500kg |
| Payload | 1829kg | - |
| Internal bed | 3.0m x 1.6m | - |
| Axles | Twin (12in wheels) | - |
| Unladen weight | - | 1900kg (Workshop M) |
| Internal length | - | 4.45m (Workshop M) |
| Internal width | - | 2.18m |
| Overall length | - | 5.96m (Workshop M) |
Sources: Brian James Box Van 600, Ifor Williams Business Inabox. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Box Van 600 if...
Bought by tradespeople and small delivery operators who need goods kept dry and out of sight rather than carried on an open flatbed. Its 2700kg rating keeps it inside the range towable by many car-derived vans.
Listed by
- Formula Trailers,, Brian-James Trailers Main Dealer in the SW UK - Wellington, Poole
Buy or hire the Business Inabox if...
- you want one that is rated 800kg heavier gross
A trailer shell fitted out as a mobile workshop, shop or catering unit rather than a load carrier. Tradespeople and mobile caterers buy it to take a fitted-out workspace to a site rather than build one into a van.
Listed by
- Norfolk Trailers - Norwich
Common questions
What is the difference between the Brian James Box Van 600 and the Ifor Williams Business Inabox?
The Ifor Williams Business Inabox is rated 800kg heavier gross. The Brian James Box Van 600 is a a small enclosed twin-axle box van trailer; the Ifor Williams Business Inabox is a trailer-based mobile workshop, boxvan or catering/retail unit.
Can I tow the Brian James Box Van 600 or the Ifor Williams Business Inabox 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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