A comprehensive comparison of key specifications between the 2012 Bentley Continental Gt and the 2020 Aston Martin V12 Speedster 1 1 1 1. To facilitate a clear understanding, we've organized the essential data into a concise table for your convenience.

To sum it up, we've put together a convenient table below, summarizing the key specifications of 2012 Bentley Continental Gt and 2020 Aston Martin V12 Speedster 1 1 1 1. Whether you're drawn to 2012 Bentley Continental Gt's practicality or 2020 Aston Martin V12 Speedster 1 1 1 1's beauty, this comparison will help you make an informed decision:

Cars
	2012 Bentley Continental GT	2020 Aston Martin V12 Speedster
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General
Build Start	2012	2020
Body Details
Body type	2+2 seater fixed-head coupé	2 seater roadster
Brakes
bmep (brake mean effective pressure)	1466.6 kPa (212.7 psi)kPa	1818.3 kPa (263.7 psi)kPa
Brakes F/R	VeDi/VeDi-S-ABS	VeDi/VeDi-S-ABS
Front brake diameter	405 mmmm	410 mmmm
Rear brake diameter	335 mmmm	360 mmmm
Chassis & Geomtry
Front suspension	I.4Li.W.ARB.
Length:Wheelbase Ratio	1.75
Rear suspension	I.TzLi.AS.ARB.
Turns Lock-to-Lock	2.600
Dimensions
Fuel Tank Capacity	90litres	litres
Height	1404mm	mm
Kerb weight	2495kg	kg
Length	4806mm	mm
Wheelbase	2746mm	mm
Width	1944mm	mm
Engine details
Aspiration	Turbo	Turbo
Bore × Stroke	84 × 90.2mm	89 × 69.7mm
Bore/stroke ratio	0.93	1.28
Capacity	6 litre (5998 cc)	5.2 litre (5204 cc)
Catalytic converter	Y	Y
Cylinders	W 12 in 15° vee	V 12 in 60° vee
Engine construction	aluminium block & head	aluminium alloy block & head
Engine coolant	Water	Water
Engine layout	longitudinal	longitudinal
Engine manufacturer	Bentley	Aston Martin
Engine position	front	front
Engine Type	turbocharged petrol	turbocharged petrol
Final drive ratio	2.85
Gearbox	8	8 speed automatic
Specific output	94.5bhp/litre	132.6bhp/litre
Specific torque	116.71Nm/litre	144.7Nm/litre
Sump	wet sumped
Top gear ratio	0.67
Fuel Consump.
Carbon dioxide emissions	347.0 g/km
CO2 Effizienz (DE)	G
Fuel consumption	22.7/10.4/14.9 l/100km urban/extra-urban/combined
Fuel system	EFI
km/litre	4.4/9.6/6.7 km/l urban/extra-urban/combined
litres/100km	22.7/10.4/14.9 l/100km urban/extra-urban/combined
UK MPG	12.4/27.2/19.0 UK MPG urban/extra-urban/combined
US MPG	10.4/22.6/15.8 US MPG urban/extra-urban/combined
VED band (UK)	M
Performance
Acceleration 0-100km/h	4.5 ss	3.5s
Acceleration 0-160km/h (100mph)	9.80 ss	s
Acceleration 0-60mph	4.3s	s
Drive wheels	all wheel drive	rear wheel drive
maximum power output	575 PS (567 bhp) (423 kW)at 6000 rpm	700 PS (690 bhp) (515 kW)
Maximum speed	318km/h	300km/h
Maximum Torque	700 Nm (516 ft·lb) (71.4 kgm)at 1700 rpmlb/ft	753 Nm (555 ft·lb) (76.8 kgm)lb/ft
Power-to-weight ratio	230.41 PS/tonne (1000 kg), 169.46 kW/tonne (1000 kg), 227.25 bhp/tonne (1000 kg), 0.1 bhp/lb
Weight-to-power ratio	5.9 kg/kW, 9.86 lb/bhpkg/kW	kg/kW
Prices
Saftey
Wheels & Tyres
Tyres front	275/40 ZR 20
Tyres rear	275/40 ZR 20
Wheel size front	20x9½J
Wheel size rear	20x9½J
Aerodynamics
Other
Number of doors	2	2
RAC rating	52.5	58.9
Unitary capacity	499.83cc	433.67cc
Valve gear	double overhead camshaft (DOHC), 4 valves per cylinder, 48 valves in total	double overhead camshaft (DOHC), 4 valves per cylinder, 48 valves in total

In conclusion, the 2012 Bentley Continental Gt and 2020 Aston Martin V12 Speedster 1 1 1 1 are two distinct cars and your choice ultimately boils down to your individual preferences and priorities. We hope this analysis aids you in your automotive journey, helping you find the perfect fit for your needs and desires.