Head to head
Ifor Williams HB506 vs Sun Way Galaxy SW385M16
The Sun Way Galaxy SW385M16 is 770kg lighter empty. The Ifor Williams HB506 is rated 2.1 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB506 weighs 770kg more empty.
- Gross weight: the Ifor Williams HB506 is rated 2.1 tonnes heavier gross.
Specifications side by side
| Ifor Williams HB506 | Sun Way Galaxy SW385M16 | |
|---|---|---|
| Gross weight | 2,600kg | 500 kg |
| Unladen weight | 920kg | 150 kg |
| Internal length | 3.16m | - |
| Internal width | 1.67m | - |
| Brakes | Braked | - |
| Payload | - | 350 kg |
| Length | - | 4,195 - 5,880 mm (adjustable) |
| Width | - | 1,600 mm |
| Suitable boat length | - | 4.60 m |
Sources: Ifor Williams HB506, Sun Way Galaxy SW385M16. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB506 if...
- you want one that is rated 2.1 tonnes heavier gross
The mainstream two-horse trailer in Britain, used by private owners and small yards. Its comparatively low unladen weight for the class is the practical point: it widens the range of 4x4s and large SUVs that can legally and comfortably tow it.
Listed by
- R M Trailer Centre - Middlesbrough, North Ormesby
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Horse Trailer Sales - Robertsbridge, Staplecross
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Buy or hire the Galaxy SW385M16 if...
- you want one that is 770kg 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 HB506 and the Sun Way Galaxy SW385M16?
The Sun Way Galaxy SW385M16 is 770kg lighter empty. The Ifor Williams HB506 is rated 2.1 tonnes heavier gross. The Ifor Williams HB506 is a two-horse trailer, twin axle; 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 HB506 or the Sun Way Galaxy SW385M16?
The Sun Way Galaxy SW385M16. It is 770kg lighter empty than the Ifor Williams HB506.
Can I tow the Ifor Williams HB506 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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