Head to head
Ifor Williams HB403 vs Sun Way Galaxy SW345PN
The Sun Way Galaxy SW345PN is 607kg lighter empty. The Ifor Williams HB403 is rated 1.1 tonnes heavier gross and carries 493kg more.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB403 weighs 607kg more empty.
- Gross weight: the Ifor Williams HB403 is rated 1.1 tonnes heavier gross.
- Payload: the Ifor Williams HB403 carries 493kg more.
Specifications side by side
| Ifor Williams HB403 | Sun Way Galaxy SW345PN | |
|---|---|---|
| Gross weight | 1600kg | 500 kg |
| Unladen weight | 767kg | 160 kg |
| Payload | 833kg | 340 kg |
| Internal length | 3.08m | - |
| Internal width | 1.30m | - |
| Length | - | 4.70 m (frame) |
| Width | - | 1.84 m |
| Suitable boat length | - | 4.40 m |
| Axles | - | Single, unbraked |
Sources: Ifor Williams HB403, Sun Way Galaxy SW345PN. 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 493kg 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 SW345PN if...
- you want one that is 607kg lighter empty
The Galaxy SW345PN suits owners of inflatables and small RIBs who want the lightest trailer that still meets EU type approval, since its 500kg gross weight lets many small cars tow it without extra licence categories. Its multi-roller bed is built for a soft or RIB hull rather than a hard-chine motorboat.
Listed by
- Lider Trailers - Accrington, Blackburn
Common questions
What is the difference between the Ifor Williams HB403 and the Sun Way Galaxy SW345PN?
The Sun Way Galaxy SW345PN is 607kg lighter empty. The Ifor Williams HB403 is rated 1.1 tonnes heavier gross and carries 493kg more. The Ifor Williams HB403 is a a compact single-horse or two-pony horsebox trailer; the Sun Way Galaxy SW345PN is a a lightweight single-axle boat trailer from Sun Way's Galaxy range, designed for inflatable and rigid inflatable boats..
Which is lighter, the Ifor Williams HB403 or the Sun Way Galaxy SW345PN?
The Sun Way Galaxy SW345PN. It is 607kg lighter empty than the Ifor Williams HB403.
Which carries more, the Ifor Williams HB403 or the Sun Way Galaxy SW345PN?
The Ifor Williams HB403, by 493kg.
Can I tow the Ifor Williams HB403 or the Sun Way Galaxy SW345PN 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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