Head to head
Bockmann Big Champion E SKA vs Ifor Williams TT3621
The Bockmann Big Champion E SKA is 894kg lighter empty. The Ifor Williams TT3621 carries 1,109kg more and is rated 1.1 tonnes heavier gross.
Last reviewed 13 September 2026

Key differences
- Unladen weight: the Ifor Williams TT3621 weighs 894kg more empty.
- Payload: the Ifor Williams TT3621 carries 1,109kg more.
- Gross weight: the Ifor Williams TT3621 is rated 1.1 tonnes heavier gross.
Specifications side by side
| Bockmann Big Champion E SKA | Ifor Williams TT3621 | |
|---|---|---|
| Gross weight | 2400kg (GVWR) | 3500kg |
| Payload | 1401kg | 2510kg (195/60R12C) or 2500kg (185/70R13C) |
| Unladen weight | 96kg (dry, chassis only figure as listed) | 990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres) |
| Total length | 4726mm | - |
| Total width | 2350mm | - |
| Stalls | two 33in wide stalls, for horses up to 18hh | - |
| Internal length | - | 3.62m / 11'9" |
| Internal width | - | 1.95m / 6'5" |
Sources: Bockmann Big Champion E SKA, Ifor Williams TT3621. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Big Champion E SKA if...
- you want one that is 894kg lighter empty
A German-built two-horse trailer from Bockmann's Champion range, sold in the UK through horsebox dealers. The SKA spec adds a front ramp and full-height stalls suited to taller horses, making it a step up from entry-level two-horse trailers.
Full Big Champion E SKA specifications →Buy or hire the TT3621 if...
- you want one that carries 1,109kg more
- you want one that is rated 1.1 tonnes heavier gross
The largest Ifor Williams tipper. A 3.6m by 1.95m body is chosen for bulky, lighter loads - green waste, clearance and bark - where volume runs out before weight does, and it is a staple of plant and tool hire fleets. Formerly sold as the TT126.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
- Lancaster trailer hire - ELY
Common questions
What is the difference between the Bockmann Big Champion E SKA and the Ifor Williams TT3621?
The Bockmann Big Champion E SKA is 894kg lighter empty. The Ifor Williams TT3621 carries 1,109kg more and is rated 1.1 tonnes heavier gross. The Bockmann Big Champion E SKA is a two-stall aluminium horsebox trailer; the Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping.
Which is lighter, the Bockmann Big Champion E SKA or the Ifor Williams TT3621?
The Bockmann Big Champion E SKA. It is 894kg lighter empty than the Ifor Williams TT3621.
Which carries more, the Bockmann Big Champion E SKA or the Ifor Williams TT3621?
The Ifor Williams TT3621, by 1,109kg.
Can I tow the Bockmann Big Champion E SKA or the Ifor Williams TT3621 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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