Auto Express – Caterham 7 620R vs Zenos E10 R vs Ariel Atom 3.5R – Video
In the market for a bonkers track car? Steve Sutcliffe drives three of the most powerful British track toys money can buy.
Caterham 7 620R Specs:
| Caterham Seven 620 R |
| Engine: Supercharged 2.0 litre Ford Duratec |
| Max Power (bhp): 310 @ 7,700 rpm |
| Max Torque (lbs ft): 219 @ 7,350 rpm |
| Weight: 545 kg |
| 0-60mph: 2.79 seconds |
| Power-to-weight: 568 bhp-per-tonne |
| Top speed: 155 mph |
Zenos E10 R Specs:
Powertrain
- Turbo charged 4 cylinder
- Mid mounted
- 1999cc with 16 valves
- 87.5 mm bore / 83.1 mm stroke
- 250 bhp @ 7,000 rpm
- 400 Nm @ 2,500 rpm
- 5 Speed transverse transmission
- Hybrid carbon composite cockpit/aluminium spine
- Steel roll over and side-impact protection system
- Self-coloured removable front and rear wings
Suspension
- OZ 16″ front and 17″ rear wheels
- Avon ZZR 195/50ZR16 front; ZZR 225/45ZR17 rear
- Double wishbone design front & rear
- Bilstein dampers (in-board front)
Ariel Atom 3.5R Specs:
BASE PRICE (UNITED KINGDOM, INCLUDING VAT): 64,800 pounds
COMPARABLES (UNITED KINGDOM, INCLUDING VAT): Porsche Boxster S, 47,035 pounds; Jaguar F-type S Convertible RWD Automatic, 67,535 pounds
ENGINE TYPE: supercharged and intercooled DOHC 16-valve inline-4, aluminium block and head, port fuel injection
Displacement: 122 cu in, 1998 cc
Power: 350 hp @ 8400 rpm
Torque: 243 lb-ft @ 6100 rpm
TRANSMISSION: 6-speed sequential manual
DIMENSIONS:
Wheelbase: 92.3 in
Length: 134.3 in
Width: 74.4 in Height: 47.0 in
Curb weight (C/D est): 1350 lb
PERFORMANCE (C/D EST):
Zero to 60 mph: 2.7 sec
Zero to 100 mph: 6.2 sec
Standing ¼-mile: 11.0 sec
Top speed: 155 mph