Head to head
Ifor Williams Business Inabox vs Lider 39530
The Lider 39530 is 1,694kg lighter empty. The Ifor Williams Business Inabox is rated 2,750kg heavier gross and is 2.45m (8ft) longer inside.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams Business Inabox weighs 1,694kg more empty.
- Gross weight: the Ifor Williams Business Inabox is rated 2,750kg heavier gross.
- Internal length: the Ifor Williams Business Inabox is 2.45m (8ft) longer inside.
- Internal width: the Ifor Williams Business Inabox is 84cm (3ft) wider inside.
Specifications side by side
| Ifor Williams Business Inabox | Lider 39530 | |
|---|---|---|
| Gross weight | 3500kg | 750kg |
| Unladen weight | 1900kg (Workshop M) | 206kg |
| Internal length | 4.45m (Workshop M) | 200cm |
| Internal width | 2.18m | 134cm |
| Overall length | 5.96m (Workshop M) | - |
| Internal height | - | 50cm |
| Axles | - | 1 |
| Brakes | - | Unbraked |
Sources: Ifor Williams Business Inabox, Lider 39530. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Business Inabox if...
- you want one that is rated 2,750kg heavier gross
- you want one that is 2.45m (8ft) longer inside
- you want one that is 84cm (3ft) wider inside
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
Buy or hire the 39530 if...
- you want one that is 1,694kg lighter empty
An entry point into the galvanised Tough range for buyers who want a durable general purpose trailer without moving up to a braked chassis.
Listed by
- Lider Trailers - Accrington, Blackburn
Common questions
What is the difference between the Ifor Williams Business Inabox and the Lider 39530?
The Lider 39530 is 1,694kg lighter empty. The Ifor Williams Business Inabox is rated 2,750kg heavier gross and is 2.45m (8ft) longer inside. The Ifor Williams Business Inabox is a trailer-based mobile workshop, boxvan or catering/retail unit; the Lider 39530 is a an unbraked single-axle general purpose trailer rated at 750kg gross weight..
Which is lighter, the Ifor Williams Business Inabox or the Lider 39530?
The Lider 39530. It is 1,694kg lighter empty than the Ifor Williams Business Inabox.
Can I tow the Ifor Williams Business Inabox or the Lider 39530 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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