Head to head
Bockmann Portax Esprit vs Brian James Race Transporter 4
The Brian James Race Transporter 4 is rated 1.1 tonnes heavier gross. The Bockmann Portax Esprit is 337kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Brian James Race Transporter 4 is rated 1.1 tonnes heavier gross.
- Unladen weight: the Brian James Race Transporter 4 weighs 337kg more empty.
Specifications side by side
| Bockmann Portax Esprit | Brian James Race Transporter 4 | |
|---|---|---|
| Gross weight | 2400kg | 3500kg |
| Payload | 1557kg | up to 2320kg |
| Unladen weight | approx. 843kg | from 1180kg |
| Horse capacity | 2 horses | - |
| Body material | Aluminium | - |
| Internal width | - | 2.12m |
| Internal bed | - | 5.0m / 5.5m long |
| Axles | - | Twin |
Sources: Bockmann Portax Esprit, Brian James Race Transporter 4. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Portax Esprit if...
- you want one that is 337kg lighter empty
Bockmann's entry-level model in its Portax range, built for owners wanting a durable two-horse trailer without the cost of the higher trims. Its light unladen weight keeps it towable by a mid-size 4x4 or pickup.
Listed by
- Böckmann UK Trailers & Horseboxes - Cinderford, Littledean
Buy or hire the Race Transporter 4 if...
- you want one that is rated 1.1 tonnes heavier gross
Aimed at motorsport teams and vehicle recovery operators who need a hydraulic tilt-bed for easy low loading of a single car. It is the entry point into the numbered Race Transporter range, below the 5, 6 and 7.
Listed by
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Bicester Trailer Centre - Bicester
- Trek-Trailers Suffolk - Bury Saint Edmunds
- Trek-Trailers Three Counties - Hereford
Common questions
What is the difference between the Bockmann Portax Esprit and the Brian James Race Transporter 4?
The Brian James Race Transporter 4 is rated 1.1 tonnes heavier gross. The Bockmann Portax Esprit is 337kg lighter empty. The Bockmann Portax Esprit is a two-horse aluminium-bodied horsebox trailer; the Brian James Race Transporter 4 is a an open twin-axle hydraulic tilt-bed car transporter.
Which is lighter, the Bockmann Portax Esprit or the Brian James Race Transporter 4?
The Bockmann Portax Esprit. It is 337kg lighter empty than the Brian James Race Transporter 4.
Can I tow the Bockmann Portax Esprit or the Brian James Race Transporter 4 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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