A comprehensive comparison of key specifications between the 2017 Kia Cadenza and the 2010 Alfa Romeo Brera 20 Jtdm. 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 2017 Kia Cadenza and 2010 Alfa Romeo Brera 20 Jtdm. Whether you're drawn to 2017 Kia Cadenza's practicality or 2010 Alfa Romeo Brera 20 Jtdm's beauty, this comparison will help you make an informed decision:

Cars
	2017 Kia Cadenza	2010 Alfa Romeo Brera 2.0 JTDm
Show All | Hide All
General
ModelVariant	Cadenza	Brera
Body Details
Body type	4/5 seater sedan/saloon	2+2 seater fixed-head coupé
Brakes
bmep (brake mean effective pressure)	1289.7 kPa (187.1 psi)kPa	2312.8kPa
Brakes F/R	VeDi/Di-S-ABS	VeDi/VeDi-S-ABS
Front brake diameter	320 mmmm	330mm
Rear brake diameter	300 mmmm	292mm
Chassis & Geomtry
Length:Wheelbase Ratio	1.74	1.75
Dimensions
Fuel Tank Capacity	70.1litres	70litres
Height	1471mm	1341mm
Kerb weight	1648kg	1480kg
Length	4971mm	4413mm
Track/tread (front)	1608mm	1579mm
Track/tread (rear)	1603mm	1559mm
Wheelbase	2855mm	2525mm
Width	1869mm	1830mm
Engine details
Aspiration	Normal	Turbo D.
Bore × Stroke	92 × 83.8mm	83 × 90.4mm
Bore/stroke ratio	1.1	0.92
Capacity	3.3 litre (3342 cc)	2 litre (1956 cc)
Catalytic converter	Y	Y
Compression Ratio	12:1	16.5:1
Cylinders	V 6 in 60° vee	Straight 4
Engine construction	aluminum block & head
Engine coolant	Water	Water
Engine layout	transverse	transverse
Engine manufacturer	Kia	Fiat
Engine position	front	front
Engine Type	naturally aspirated petrol	turbocharged diesel
Final drive ratio	3.32	3.55
Gearbox	8	6 speed manual
Specific output	86.8bhp/litre	85.9bhp/litre
Specific torque	102.63Nm/litre	184.05Nm/litre
Sump	wet sumped	wet sumped
Top gear ratio	0.65	0.62
Fuel Consump.
Fuel system	direct petrol injection	common rail direct diesel injection
Performance
Drive wheels	front wheel drive	front wheel drive
maximum power output	294 PS (290 bhp) (216 kW)at 6400 rpm	170 @ 4000 rpm
Maximum Torque	343 Nm (253 ft·lb) (35 kgm)at 5200 rpmlb/ft	360 Nmlb/ft
Power-to-weight ratio	178.42 PS/tonne (1000 kg), 131.22 kW/tonne (1000 kg), 175.97 bhp/tonne (1000 kg), 0.08 bhp/lb	115.09 PS/tonne (1000 kg)
Weight-to-power ratio	7.62 kg/kW, 12.73 lb/bhpkg/kW	11.81kg/kW
Prices
Saftey
Wheels & Tyres
Tyres front	Hankook 245/45 R 18	225/50 R 17
Tyres rear	Hankook 245/45 R 18	225/50 R 17
Wheel size front	18x7½J
Wheel size rear	18x7½J
Aerodynamics
Other
Number of doors	4	2
RAC rating	31.5	17.1
Unitary capacity	557cc	489cc
Valve gear	double overhead camshaft (DOHC), 4 valves per cylinder, 24 valves in total	double overhead camshaft (DOHC), 4 valves per cylinder, 16 valves in total

In conclusion, the 2017 Kia Cadenza and 2010 Alfa Romeo Brera 20 Jtdm 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.