Head to head
Brian James A-Max 305 vs Humbaur Steely
The Brian James A-Max 305 is rated 1,850kg heavier gross and carries 1,405kg more.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Brian James A-Max 305 is rated 1,850kg heavier gross.
- Payload: the Brian James A-Max 305 carries 1,405kg more.
Specifications side by side
| Brian James A-Max 305 | Humbaur Steely | |
|---|---|---|
| Gross weight | 2600kg | 750kg |
| Payload | 2035kg | 630kg |
| Internal bed | 4.3m x 1.96m | - |
| Inner length | - | 2050mm |
| Inner width | - | 1095mm |
Sources: Brian James A-Max 305, Humbaur Steely. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the A-Max 305 if...
- you want one that is rated 1,850kg heavier gross
- you want one that carries 1,405kg more
Suits owners of larger saloons or estate cars who have outgrown the shorter A-Max 210 but do not need a full car-transporter range trailer. The extra bed length and payload give more margin for a heavier road car.
Listed by
- A47 Barwell Trailers Sales Hire Service Ltd - Leicester, Barwell
Buy or hire the Steely if...
The Steely is Humbaur's budget single-axle trailer, built with a hot-dip galvanised chassis as what the manufacturer describes as an entry point into trailer ownership. It suits light garden, construction-site and hobby loads rather than heavier trade use.
Full Steely specifications →Common questions
What is the difference between the Brian James A-Max 305 and the Humbaur Steely?
The Brian James A-Max 305 is rated 1,850kg heavier gross and carries 1,405kg more. The Brian James A-Max 305 is a a longer, higher-capacity version of the A-Max flatbed car trailer; the Humbaur Steely is a a small, unbraked single-axle flatbed trailer aimed at first-time buyers and light garden/site use..
Which carries more, the Brian James A-Max 305 or the Humbaur Steely?
The Brian James A-Max 305, by 1,405kg.
Can I tow the Brian James A-Max 305 or the Humbaur Steely 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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