Head to head
Stewart GX 15 FT vs Sun Way Galaxy SW385M16
The Stewart GX 15 FT is rated 14.5 tonnes heavier gross and is 3.71m (12ft) longer.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Stewart GX 15 FT is rated 14.5 tonnes heavier gross.
- Length: the Stewart GX 15 FT is 3.71m (12ft) longer.
Specifications side by side
| Stewart GX 15 FT | Sun Way Galaxy SW385M16 | |
|---|---|---|
| Length | 7,900-9,700mm (26-32ft) | 4,195 - 5,880 mm (adjustable) |
| Gross weight | 15,000kg | 500 kg |
| Tare weight | 3,980kg | - |
| Axles | 125mm dia., 10-stud, 420x180mm brakes | - |
| Tyres | 385/65Rx22.5 standard, 435/50Rx19.5 flotation option | - |
| Unladen weight | - | 150 kg |
| Payload | - | 350 kg |
| Width | - | 1,600 mm |
| Suitable boat length | - | 4.60 m |
Sources: Stewart GX 15 FT, Sun Way Galaxy SW385M16. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GX 15 FT if...
- you want one that is rated 14.5 tonnes heavier gross
- you want one that is 3.71m (12ft) longer
A 15-tonne flat trailer from Scottish maker Stewart Trailers, built for farms and hire fleets moving bulky loads such as bales or machinery. The choice of standard or flotation tyres lets it be set up for road use or softer ground.
Listed by
- Rising Sun Trailer Hire - York
Buy or hire the Galaxy SW385M16 if...
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 Stewart GX 15 FT and the Sun Way Galaxy SW385M16?
The Stewart GX 15 FT is rated 14.5 tonnes heavier gross and is 3.71m (12ft) longer. The Stewart GX 15 FT is a twin-axle flat trailer for agricultural and general haulage use; 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..
Can I tow the Stewart GX 15 FT or the Sun Way Galaxy SW385M16 on a car licence?
Stewart GX 15 FT is rated over 3,500kg gross, which is beyond what a car can tow in the UK.
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