World's Top 10 Fastest 4-Door Sedans In 2015

10)- 2014 Audi RS7
While Audi’s halo luxury sport RS-line model may technically be a hatchback, its four doors and plenty of space for 5 passengers to sit in sublime comfort puts it on this short list of the world’s fastest sedans. A twin-turbo 4.0-liter V8 makes 560 horsepower and 516 lb-ft. of torque, and the ¼-mile comes in just 11.6 seconds.
Price: $106,500 
Engine: 4.0-liter, Twin-turbo V8
Power: 560 horsepower and 516 lb-ft. of torque
0-60 mph: 3.4 seconds
Top speed: 174 mph

9)- 2014 Cadillac CTS-V
The CTS-V used to be the fastest American sedan on the market, at least until the Charger Hellcat came around. With a 556-horsepower, 551-lb-ft.-torque supercharged 6.2-liter V8, it will be sold out soon as the next-generation 2015 CTS has hit the market… at least until the even crazier next-gen CTS-V comes along.
Price: $65,825
Engine: 6.2-liter, Supercharged V8
Power: 556-horsepower, 551-lb-ft.-torque
0-60 mph: 3.9 seconds
Top speed: 179 mph

8)- 2014 Jaguar XFR-S
A supercharged 5.0-liter V8 helps Jaguar’s big cat supercar four-door to reach 550 horsepower and 502 lb-ft. of torque, the XFR-S’s menacing exterior featuring all manner of aerodynamic improvements. If you like your old-world British luxury with a huge dose of speed, this is the car for you.
Price: $99,895
Engine: 5.0-liter, Supercharged V8
Power: 550 horsepower and 502 lb-ft. of torque
0-60 mph: 4.4 seconds
Top speed: 186 mph

7)- 2015 Mercedes-Benz S65 AMG
The ultra-luxurious S-Class has just debuted in its newest generation, and sitting atop the range is the pricey but ultra-quick S65 AMG, with a twin-turbo 6.0-liter V12 firing out no less than 621 horsepower and 738 lb-ft. of torque. Couple that with executive-class rear seats for those who prefer to be driven… really fast… and you have a recipe for success.
Price: $222,000
Engine: 6.0-liter Biturbo  V12
Power: 621 horsepower and 738 lb-ft. of torque
0-60 mph: 4.2 seconds
Top speed: 186 mph

6)- 2014 Mercedes-Benz E63 AMG S-Line 4MATIC
While the S-Class AMG may be more luxurious, the AMG-tuned variant of Mercedes-Benz’s midsize E-Class is just as fast on the Autobahn and actually far quicker to 60 mph. Its twin-turbo 5.5-liter V8 outputs 577 horsepower and 590 lb-ft. of torque, bringing a ¼-mile dash of just 11.8 seconds.
Price: $103,295
Engine: 5.5-liter, Twin-turbo V8
Power: 577 horsepower and 590 lb-ft. of torque
0-60 mph: 3.3 seconds
Top speed: 186 mph

5)- 2015 BMW M5 30th Anniversary Edition
The legendary BMW M5 receives a special tuned-up limited edition for 2015 on the occasion of its 30th anniversary, with output from its twin-turbocharged 4.4-liter V8 massaged all the up to 592 horsepower and 516 lb-ft. of torque. Limited to just 300 units worldwide, it’s the most exclusive of all modern BMWs.
Price: $138,275
Engine: 4.4-liter, Twin-turbocharged  V8
Power: 600 horsepower and 516 lb-ft. of torque
0-60 mph: 3.7 seconds
Top speed: 190 mph

4)- 2014 Porsche Panamera Turbo S
As if the “regular” Panamera Turbo wasn’t enough, Porsche adds the even hotter S variant for the 2014 model year, with 570 horsepower and 553 lb-ft. of torque thanks to turbochargers with larger compressors and increased fuel pressure. How does an 11.8-second ¼-mile sound for a supremely comfortable luxury sedan?
Price: $181,295
Engine: 4.8 Liter, Turbocharged V8
Power: 570 horsepower and 553 lb-ft. of torque
0-60 mph: 3.6 seconds
Top speed: 192 mph

3)- 2015 Bentley Flying Spur
Twin turbochargers pair with a 6.0-liter W12 – in essence two V6 engines rolled into one – to propel the ultra-luxurious Bentley Flying Spur W12 all the way to the 200-mph mark. Few if any four-doors on the road feature this blend of outright speed and fine craftsmanship.
Price: $215,800
Engine: 6.0-liter,  Twin turbochargers W12
Power: 616hp and 590 lb-ft of torque
0-60 mph: 4.3 seconds
Top speed: 200 mph

2)- 2015 Aston Martin Rapide S
The luxurious Aston Martin Rapide S is one of the world’s foremost four-door supercars, its 5.9-liter V12 massaged to no less than 560 horsepower and 465 lb-ft. of torque for the 2015 model year. A change in the final drive ratio this year helps the British dynamo join the short list of just three 200-mph-plus four-doors.
Price: $207,820 
Engine: 6,0-liter V12
Power: 560 horsepower and 465 lb-ft. of torque
0-60 mph: 4.2 seconds
Top speed: 200 mph

1)- 2015 Dodge Charger SRT Hellcat
The just-announced Dodge Charger SRT Hellcat uses an insane supercharged 6.2-liter V8 engine with no less than 707 horsepower and 650 lb-ft. of torque. It runs the ¼-mile in 11 seconds flat on street tires, and is expected to start from just $62,000
Price: $63,995
Engine: 6.2-liter HEMI® Hellcat, Supercharged V8
Power: 707 horsepower and 650 lb-ft
0-60 mph: 3.7 seconds
Top speed: 204 mph