Head to head
Ifor Williams CT136 vs Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS)
The Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) is rated 2.1 tonnes heavier gross. The Ifor Williams CT136 is 345kg lighter empty.
Last reviewed 13 September 2026
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Key differences
- Gross weight: the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) is rated 2.1 tonnes heavier gross.
- Unladen weight: the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) weighs 345kg more empty.
Specifications side by side
| Ifor Williams CT136 | Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) | |
|---|---|---|
| Gross weight | 1,400kg single axle / 2,000kg twin axle / 2,600kg CT136HD | 3500kg |
| Unladen weight | 400kg single axle / 495kg twin axle | 745kg |
| Bed | 4.00m x 1.84m | - |
| Payload | - | 2755kg |
| Internal size | - | 3.04 x 1.68 |
| Bed height | - | 430mm |
Sources: Ifor Williams CT136, Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS). Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the CT136 if...
- you want one that is 345kg lighter empty
The accessible end of car transport, for towing a road car, a track-day car or a small classic. Motorsport and classic-car owners tend toward the twin-axle and HD versions for the higher gross weight and the tie-down provision.
Full CT136 specifications →Buy or hire the Challenger 50 Beavertail 10 x 5 (AD35105BTS) if...
- you want one that is rated 2.1 tonnes heavier gross
A UK built galvanised plant trailer with a low loading beavertail for mini diggers, scissor lifts and rollers. Common on mini digger hire fleets and with small groundworks firms.
Full Challenger 50 Beavertail 10 x 5 (AD35105BTS) specifications →Common questions
What is the difference between the Ifor Williams CT136 and the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS)?
The Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) is rated 2.1 tonnes heavier gross. The Ifor Williams CT136 is 345kg lighter empty. The Ifor Williams CT136 is a flatbed car transporter, single or twin axle; the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) is a 10 ft x 5 ft 3.5 tonne beavertail plant trailer.
Which is lighter, the Ifor Williams CT136 or the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS)?
The Ifor Williams CT136. It is 345kg lighter empty than the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS).
Can I tow the Ifor Williams CT136 or the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) 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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