The Proton Iriz 1.6 Premium is a front wheel drive motor vehicle, with the powerplant placed in the front, and a 5 door hatchback bodyshell.
It is powered by a naturally aspirated engine of 1.6 litre capacity. This unit features double overhead camshaft valve gear, 4 cylinder layout, and 4 valves per cylinder. It develops 107 bhp (108 PS/80 kW) of power at 5750 rpm, and maximum torque of 150 N·m (111 lb·ft/15.3 kgm) at 4000 rpm.
The engine delivers its power through to the wheels via a 5 speed manual gearbox.
Claimed kerb weight is 1165 kg.
It is said to be able to manage a top speed of 175 km/h (109 mph).
Full specs
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| bodywork | |||
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| Body type | 4/5 seater hatchback | ||
| Number of doors | 5 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2555 mm | 100.6 inches | |
| Track/tread (front) | |||
| Track/tread (rear) | |||
| Length | 3920 mm | 154.3 inches | |
| Width | 1722 mm | 67.8 inches | |
| Height | 1554 mm | 61.2 inches | |
| Ground clearance | 155 mm | 6.1 inches | |
| length:wheelbase ratio | 1.53 | ||
| Kerb weight | 1165 kg | 2568 lb | |
| Weight distribution | |||
| fuel tank capacity | 40 litres | 8.8 [10.6] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Proton | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 1.6 litre 1597 cc (97.455 cu in) |
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| Bore × Stroke | 76 × 88 mm
2.99 × 3.46 in |
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| Bore/stroke ratio | 0.86 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 16 valves in total |
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| maximum power output | 108 PS (107 bhp) (80 kW) at 5750 rpm |
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| maximum torque | 150 Nm (111 ft·lb) (15.3 kgm) at 4000 rpm |
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| Specific output | 50 kW/litre 67.9 ps/litre 67 bhp/litre 1.1 bhp/cu in |
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| Specific torque |
93.93 Nm/litre
1.14 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 10:1 | ||
| Fuel system | EFI | ||
| bmep (brake mean effective pressure) | 1180.3 kPa (171.2 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 399.25 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 11.1 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 175 km/h (109 mph) | ||
| Power-to-weight ratio | Higher is better 93.12 PS/tonne (1000 kg) 0.09 PS/kg 68.49 kW/tonne (1000 kg) 0.07 kW/kg 91.85 bhp/tonne (1000 kg) 0.09 bhp/kg 0.04 bhp/lb |
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| Weight-to-power ratio | Lower is better 14.6 kg/kW 24.39 lb/bhp |
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| 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 | front | ||
| Engine layout | transverse | ||
| Drive wheels | front wheel drive | ||
| Torque split | N/A | ||
| Steering | power assisted rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 6½JJ x 16 | ||
| Wheel size rear | 6½JJ x 15 | ||
| Tyres front | 195/55 R 15 | ||
| Tyres rear | 195/55 R 15 | ||
| Brakes F/R | VeDi/Dr-S-ABS | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 5 speed manual | ||
| Top gear ratio | |||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 441254 | ||
| Production total | |||
| Model code | |||
| RAC rating | 14.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2014 Proton Iriz 1.6 Premium added 2015-11-15. Last modified 2020-03-16. |
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