Head to head
Ifor Williams HB403 vs Sun Way Galaxy SW385M16
The Sun Way Galaxy SW385M16 is 617kg lighter empty. The Ifor Williams HB403 is rated 1.1 tonnes heavier gross and carries 483kg more.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB403 weighs 617kg more empty.
- Gross weight: the Ifor Williams HB403 is rated 1.1 tonnes heavier gross.
- Payload: the Ifor Williams HB403 carries 483kg more.
Specifications side by side
| Ifor Williams HB403 | Sun Way Galaxy SW385M16 | |
|---|---|---|
| Gross weight | 1600kg | 500 kg |
| Unladen weight | 767kg | 150 kg |
| Payload | 833kg | 350 kg |
| Internal length | 3.08m | - |
| Internal width | 1.30m | - |
| Length | - | 4,195 - 5,880 mm (adjustable) |
| Width | - | 1,600 mm |
| Suitable boat length | - | 4.60 m |
Sources: Ifor Williams HB403, Sun Way Galaxy SW385M16. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB403 if...
- you want one that is rated 1.1 tonnes heavier gross
- you want one that carries 483kg more
The smallest trailer in the HB horsebox range, bought by owners of a single horse or a couple of ponies who want the lightest legal option that can still be towed by a mid-size car.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Buy or hire the Galaxy SW385M16 if...
- you want one that is 617kg 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 HB403 and the Sun Way Galaxy SW385M16?
The Sun Way Galaxy SW385M16 is 617kg lighter empty. The Ifor Williams HB403 is rated 1.1 tonnes heavier gross and carries 483kg more. The Ifor Williams HB403 is a a compact single-horse or two-pony horsebox trailer; 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 HB403 or the Sun Way Galaxy SW385M16?
The Sun Way Galaxy SW385M16. It is 617kg lighter empty than the Ifor Williams HB403.
Which carries more, the Ifor Williams HB403 or the Sun Way Galaxy SW385M16?
The Ifor Williams HB403, by 483kg.
Can I tow the Ifor Williams HB403 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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