Head to head
Ifor Williams Business Inabox vs Sun Way Galaxy G510M16
The Sun Way Galaxy G510M16 is 1,710kg 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 1,710kg 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 G510M16 | |
|---|---|---|
| Gross weight | 3500kg | 500 / 600 / 650 / 750 kg (modular rating) |
| Unladen weight | 1900kg (Workshop M) | 190 kg |
| Internal length | 4.45m (Workshop M) | - |
| Internal width | 2.18m | - |
| Overall length | 5.96m (Workshop M) | - |
| Payload | - | up to 560 kg |
| Length | - | 470 - 600 cm |
| Width | - | 181 cm |
| Axles | - | Single, unbraked |
| Suitable boat length | - | up to 4.80 m |
Sources: Ifor Williams Business Inabox, Sun Way Galaxy G510M16. 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 G510M16 if...
- you want one that is 1,710kg lighter empty
The Galaxy G510M16 suits owners of small motorboats up to about 4.8m, using a multi-roller bed rather than bunks so the hull can be winched on and off easily at a slipway. Its modular rating up to 750kg gross weight lets an owner choose the plate that matches their towing licence.
Listed by
- Lider Trailers - Accrington, Blackburn
Common questions
What is the difference between the Ifor Williams Business Inabox and the Sun Way Galaxy G510M16?
The Sun Way Galaxy G510M16 is 1,710kg 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 G510M16 is a a single-axle multi-roller boat trailer from French manufacturer Sun Way, built for launching and recovering small motorboats..
Which is lighter, the Ifor Williams Business Inabox or the Sun Way Galaxy G510M16?
The Sun Way Galaxy G510M16. It is 1,710kg lighter empty than the Ifor Williams Business Inabox.
Can I tow the Ifor Williams Business Inabox or the Sun Way Galaxy G510M16 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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