Head to head
Ifor Williams Business Inabox vs Sun Way Galaxy SW385M16
The Sun Way Galaxy SW385M16 is 1,750kg lighter empty. The Ifor Williams Business Inabox is rated 3 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams Business Inabox weighs 1,750kg more empty.
- Gross weight: the Ifor Williams Business Inabox is rated 3 tonnes heavier gross.
Specifications side by side
| Ifor Williams Business Inabox | Sun Way Galaxy SW385M16 | |
|---|---|---|
| Gross weight | 3500kg | 500 kg |
| Unladen weight | 1900kg (Workshop M) | 150 kg |
| Internal length | 4.45m (Workshop M) | - |
| Internal width | 2.18m | - |
| Overall length | 5.96m (Workshop M) | - |
| Payload | - | 350 kg |
| Length | - | 4,195 - 5,880 mm (adjustable) |
| Width | - | 1,600 mm |
| Suitable boat length | - | 4.60 m |
Sources: Ifor Williams Business Inabox, Sun Way Galaxy SW385M16. 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 3 tonnes 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
Buy or hire the Galaxy SW385M16 if...
- you want one that is 1,750kg lighter empty
The Galaxy SW385M16 suits owners of small motorboats who need some flexibility in trailer length, since its adjustable frame extends to suit different hull lengths up to about 4.6m. Its sliding galvanised axle lets the owner fine-tune nose weight for safer towing behind a smaller car.
Listed by
- Lider Trailers - Accrington, Blackburn
Common questions
What is the difference between the Ifor Williams Business Inabox and the Sun Way Galaxy SW385M16?
The Sun Way Galaxy SW385M16 is 1,750kg lighter empty. The Ifor Williams Business Inabox is rated 3 tonnes heavier gross. The Ifor Williams Business Inabox is a trailer-based mobile workshop, boxvan or catering/retail unit; the Sun Way Galaxy SW385M16 is a a small adjustable-length boat trailer in Sun Way's Galaxy range, with a sliding axle to help balance the load when towing..
Which is lighter, the Ifor Williams Business Inabox or the Sun Way Galaxy SW385M16?
The Sun Way Galaxy SW385M16. It is 1,750kg lighter empty than the Ifor Williams Business Inabox.
Can I tow the Ifor Williams Business Inabox or the Sun Way Galaxy SW385M16 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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