2017 Bmw 118I和89 Bmw Z1 Roadster之间的关键规格的全面比较。为了促进清晰的理解，我们将基本数据组织到简洁的表中，以便您的方便。

总结一下，我们在下面放了一个方便的表格，总结了2017 Bmw 118I和89 Bmw Z1 Roadster的关键规格。无论您是被2017 Bmw 118I的实用性还是89 Bmw Z1 Roadster的美丽吸引，此比较都将帮助您做出明智的决定：

Cars
	2017 BMW 118i	1989 BMW Z1 Roadster
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General
Build Start	2017	1989
ModelVariant	F21	Z1 Roadster
Chassis Code	F21 LCI
Body Details
Body type	4/5 seater sedan/saloon
Brakes
bmep (brake mean effective pressure)	1844.3 kPa (267.5 psi)kPa
Brakes F/R	VeDi/VeDi-S-ABS
Chassis & Geomtry
Length:Wheelbase Ratio	1.61
Dimensions
Fuel Tank Capacity	52litres
Ground clearance	140mm
Height	1421mm	1227mm
Kerb weight	1375kg
Length	4329mm	3921mm
Track/tread (front)	1535mm
Track/tread (rear)	1569mm
Wheelbase	2690mm
Width	1765mm	1690mm
Engine details
Aspiration	Turbo
Bore × Stroke	82 × 94.6mm
Bore/stroke ratio	0.87
Capacity	1.5 litre (1499 cc)
Catalytic converter	Y
Compression Ratio	11:1
Compressor	1 BMW TwinPower turbocharger
Cylinders	Straight 3
Engine coolant	Water
Engine layout	longitudinal
Engine manufacturer	BMW
Engine position	front
Engine Type	turbocharged petrol
Final drive ratio	2.81
Gearbox	6
Specific output	89.4bhp/litre
Specific torque	146.76Nm/litre
Sump	wet sumped
Top gear ratio	0.83
Fuel Consump.
Carbon dioxide emissions	116.0 g/km
CO2 Effizienz (DE)	B
Fuel consumption	6.2/4.3/5.0 l/100km urban/extra-urban/combined
Fuel system	direct petrol injection
km/litre	16.1/23.3/20.0 km/l urban/extra-urban/combined
litres/100km	6.2/4.3/5.0 l/100km urban/extra-urban/combined
UK MPG	45.6/65.7/56.5 UK MPG urban/extra-urban/combined
US MPG	37.9/54.7/47.0 US MPG urban/extra-urban/combined
VED band (UK)	C
Performance
Acceleration 0-100km/h	8.5 ss
Drive wheels	rear wheel drive
maximum power output	136 PS (134 bhp) (100 kW)at 4400 rpm
Maximum speed	210km/h	222km/h
Maximum Torque	220 Nm (162 ft·lb) (22.4 kgm)at 1250-4300 rpmlb/ft
Power-to-weight ratio	98.81 PS/tonne (1000 kg), 72.67 kW/tonne (1000 kg), 97.45 bhp/tonne (1000 kg), 0.04 bhp/lb
Weight-to-power ratio	13.76 kg/kW, 22.99 lb/bhpkg/kW
Prices
Saftey
Wheels & Tyres
Tyres front	195/55 R 16 87H
Tyres rear	195/55 R 16 87H
Wheel size front	16x6½J
Wheel size rear	16x6½J
Aerodynamics
CdA	0.66
Drag coefficient	0.31
Frontal area	2.14 m²
Other
Number of doors	3
RAC rating	12.5
Unitary capacity	499.67cc
Valve gear	double overhead camshaft (DOHC), 4 valves per cylinder, 12 valves in total

总之，2017 Bmw 118I和89 Bmw Z1 Roadster是两个不同的cars，您的选择最终归结为您的个人偏好和优先事项。我们希望这种分析能帮助您在您的汽车旅程中，帮助您找到适合自己的需求和欲望的理想选择。