Full specs
2024 Ariel Atom 4R specifications
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| bodywork | |||
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| Body type | 2 seater roadster | ||
| Number of doors | 0 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2390 mm | 94.1 inches | |
| Track/tread (front) | 1600 mm | 63 inches | |
| Track/tread (rear) | 1615 mm | 63.6 inches | |
| Length | 3520 mm | 138.6 inches | |
| Width | 1880 mm | 74 inches | |
| Height | 1122 mm | 44.2 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.47 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | turbocharged petrol | ||
| Engine manufacturer | Honda | ||
| Engine code | K20C | ||
| Cylinders | Straight 4 | ||
| Capacity | 2 litre 1996 cc (121.803 cu in) |
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| Bore × Stroke | 86 × 85.9 mm
3.39 × 3.38 in |
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| Bore/stroke ratio | 1 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 16 valves in total |
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| maximum power output | 406 PS (400 bhp) (298 kW) |
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| maximum torque | 500 Nm (369 ft·lb) (51 kgm) |
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| Specific output | 149.4 kW/litre 203.2 ps/litre 200.4 bhp/litre 3.28 bhp/cu in |
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| Specific torque |
250.5 Nm/litre
3.03 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | |||
| Fuel system | |||
| bmep (brake mean effective pressure) | 3147.9 kPa (456.6 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 499 cc | ||
| Aspiration | Turbo | ||
| Compressor | |||
| Intercooler | |||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | 2.7 s | ||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | 6.5 s | ||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 274 km/h (170 mph) | ||
| Power-to-weight ratio | |||
| Weight-to-power ratio | |||
| fuel consumption | |||
| Fuel consumption | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Carbon dioxide emissions | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | mid | ||
| Engine layout | transverse | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | VeDi/VeDi-S | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 6 speed manual | ||
| Top gear ratio | |||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 856086 | ||
| Production total | |||
| Model code | |||
| RAC rating | 18.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2024 Ariel Atom 4R added 2026-06-06. Last modified 2026-06-07. |
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