C300 Luxury C300 Sport C350 Sport C63 AMG Vehicle type Four-door, five-passenger sedan Four-door, five-passenger sedan Four-door, five-passenger sedan Four-door, five-passenger sedan Chassis Steel unibody Steel unibody Steel unibody Steel unibody   Internal Combustion Engine 90-degree V6 90-degree V6 90-degree V6 90-degree V8 Engine material Aluminum block and heads Aluminum block and heads Aluminum block and heads Aluminum block and heads Valve arrangement 4 valves per cylinder 4 valves per cylinder 4 valves per cylinder 4 valves per cylinder Valvetrain Double overhead camshaft per cylinder bank;duplex chain-driven; variable valve timing Double overhead camshaft per cylinder bank;duplex chain-driven; variable valve timing Double overhead camshaft per cylinder bank;duplex chain-driven; variable valve timing Double overhead camshaft per cylinder bank;duplex chain-driven; variable valve timing Displacement (cc) 182.7 / 2,996 182.7 / 2,996 213.5 / 3,498 378.7 / 6,208 Bore (in./mm) 3.46 / 86.0 3.46 / 86.0 3.66 / 92.9 4.02 / 102.2 Stroke (in./mm) 3.23 / 82.1 3.23 / 82.1 3.39 / 86.0 3.72 / 94.6 Compression ratio 11.3:1 11.3:1 10.7:1 11.3:1 Horsepower @ rpm 228 @ 6,000 228 @ 6,000 268 @ 6,000 451 @ 6,800 Torque (lb-ft.) @ rpm 221 @ 2,700 – 5,000 221 @ 2,700 – 5,000 258 @ 2,400 – 5,000 443 @ 5,000 Intake system Magnesium two-stage resonance intake manifold Magnesium two-stage resonance intake manifold Magnesium two-stage resonance intake manifold Magnesium two-stage resonance intake manifold Max. engine speed (rpm) 6,500 6,500 6,750 7,200   Transmission Seven-speed automatic Six-speed manual or Seven-speed automatic Seven-speed automatic AMG SPEEDSHIFT PLUS Seven-speed automatic Shift controls Touch Shift manual shift control Optional Touch Shift manual shift control Touch Shift manual shift control Touch Shift manual shift control w/ Shift Paddles Gear ratios Automatic Manual / Automatic Automatic Automatic 1 4.38:1 5.10:1 / 4.38:1 4.38:1 4.38:1 2 2.86:1 2.78:1 / 2.86:1 2.86:1 2.86:1 3 1.92:1 1.75:1 / 1.92:1 1.92:1 1.92:1 4 1.37:1 1.25:1 / 1.37:1 1.37:1 1.37:1 5 1.00:1 1.00:1 / 1.00:1 1.00:1 1.00:1 6 0.82:1 0.81:1 / 0.82:1 0.82:1 0.82:1 7 0.73:1 — / 0.73:1 0.73:1 0.73:1 R – 3.42:1 – 4.63:1 / – 3.42:1 – 3.42:1 – 3.42:1 R2 “comfort mode” – 2.23:1 – 2.23:1 – 2.23:1 – 2.23:1 Final drive 3.07:1 (3.27:1 w/ 4MATIC) 3.07:1 (3.27:1 w/ 4MATIC) 2.82:1 2.85:1   Stability control ESP stability control ESP stability control ESP stability control 3-Stage ESP System Traction control ASR traction control ASR traction control ASR traction control ASR traction control Suspension Four-wheel independent;
coil springs, gas shocks, stabilizer bars Four-wheel independent;
coil springs, gas shocks, stabilizer bars Four-wheel independent;
coil springs, gas shocks, stabilizer bars Four-wheel independent;
AMG springs and gas shocks, stabilizer bars   front Strut with two-piece control arm, antidive geometry Strut with two-piece control arm, antidive geometry Strut with two-piece control arm, antidive geometry Strut with two-piece control arm, antidive geometry   rear Five-arm multilink, anti-squat geometry Five-arm multilink, anti-squat geometry Five-arm multilink, anti-squat geometry Five-arm multilink, anti-squat geometry Steering Rack-and-pinion, speed-sensitive hydraulic power assist with variable centering Rack-and-pinion, speed-sensitive hydraulic power assist with variable centering Rack-and-pinion, speed-sensitive hydraulic power assist with variable centering Rack-and-pinion, speed-sensitive hydraulic power assist with variable centering Turns, lock-to-lock 3 3 3 3 Steering ratio 13.5 13.5 13.5 13.5 Turning radius (ft.) 35.3 35.3 35.3 38.5 Wheels (in.) front 7.5 x 17 7.5 x 17 7.5 x 17 8 x 18   rear 7.5 x 17 8.5 x 17 8.5 x 17 9 x 18 Tires front 225 / 45 R 17 225 / 45 R 17 225 / 45 R 17 235 / 40 R 18   rear 225 / 45 R 17 245 / 40 R 17 245 / 40 R 17 255 / 35 R 18 Brakes Power assisted 4-wheel vented discs with ABS anti-lock;
Brake Assist Power assisted 4-wheel vented discs with ABS anti-lock;
Brake Assist Power assisted 4-wheel vented discs with ABS anti-lock;
Brake Assist Power assisted 4-wheel vented discs with ABS anti-lock;
Brake Assist Disc diameter (in./mm) front 11.6 / 295 11.6 / 295 13.4 / 340 14.2 / 360 rear 11.8 / 300 11.8 / 300 11.8 / 300 13.0 / 330 Disc thickness (in./mm) front 1.26 / 32 1.26 / 32 1.26 / 32 1.4 / 36 rear 0.86 /22 0.86 /22 0.86 /22 1.0 / 26   Exterior dimensions (in. / mm)
Wheelbase 108.7 / 2,760 108.7 / 2,760 108.7 / 2,760 108.7 / 2,760 Length 182.3 / 4,630 182.3 / 4,630 182.3 / 4,630 186 Width (mirrors folded) 69.7 / 1,770 69.7 / 1,770 69.7 / 1,770 70.7 Height 56.9 / 1,444 56.3 / 1,429 56.3 / 1,429 56.3 Ground clearance (in.) 4.5 4.1 4.1 TB

D Track front 60.7 / 1,541 60.4 / 1,533 60.4 / 1,533 61.8 rear 60.8 / 1,544 59.6 / 1,514 59.6 / 1,514 60 Curb weight (lbs.) 3,560 (4MATIC 3,737) 3,527 (4MATIC 3,737) 3,615 3,649 Aerodynamic drag (Cd) 0.29 0.29 0.3 — Interior dimensions (in.) Head room (w/sunroof) front 37.1 / 942 37.1 / 942 37.1 / 942 37.1 / 942 2nd row
3rd row 36.9 / 938 36.9 / 938 36.9 / 938 36.9 / 938 Leg room front 41.7 / 1,059 41.7 / 1,059 41.7 / 1,059 41.7 / 1,059 2nd row
3rd row 33.4 / 848 33.4 / 848 33.4 / 848 33.4 / 848 Shoulder room front 54.7 / 1,390 54.7 / 1,390 54.7 / 1,390 54.7 / 1,390 2nd row
3rd row 55.0 / 1,398 55.0 / 1,398 55.0 / 1,398 55.0 / 1,398 Cargo Length Back row up — — — — Back row down
2nd and Back row down — — — — Cargo floor width (narrowest) — — — —   Capacities Cabin volume (cu. ft.) 88.2 88.2 88.2 88.2 Cargo volume Back row up 12.4 12.4 12.4 12.4 Back row down   — — — Gross vehicle weight rating (lbs.) — — — — Towing (lbs.)   — — — — Max. total payload — — — — Fuel tank/reserve (gallons) 17.4 / 2.1 17.4 / 2.1 17.4 / 2.1 17.4 / 2.1 AdBlue tank (gallons) N/A N/A N/A N/A   Performance 0-60 (seconds) 7.1 7.1 6.1 4.3 Top speed (mph) 130 130 130 155 Fuel mileage, city/hwy 18 / 26 (4MATIC 18/25) 18 / 25 (Manual 18 / 26) 17 / 25 12 / 19 Note: Technical specifications are subject to change.