2012 Mercedes-Benz S-Class Technical Data
| S400 HYBRID | S350 BlueTEC 4MATIC | S550 (4MATIC) | S600 | S63 AMG | S65 AMG | ||
| Vehicle type | Four-door, five-passenger sedan | Four-door, five-passenger sedan | Four-door, five-passenger sedan | Four-door, five-passenger sedan | Four-door, five-passenger sedan | Four-door, five-passenger sedan | |
| Chassis | Steel unit body; aluminum front fenders, doors and hood; composite trunk lid. |
Steel unit body; aluminum front fenders, doors and hood; composite trunk lid. |
Steel unit body; aluminum front fenders, doors and hood; composite trunk lid. | Steel unit body; aluminum front fenders, doors and hood; composite trunk lid. | Steel unit body; aluminum front fenders, doors and hood; composite trunk lid. | Steel unit body; aluminum front fenders, doors and hood; composite trunk lid. | |
| Hybrid Module | |||||||
| Configuration | Mild Hybrid with 3-phase AC external rotor magneto | - | - | - | - | - | |
| Voltage | 120 | - | - | - | - | - | |
| Battery | Lithium Ion | - | - | - | - | - | |
| Electric-Only Range | N/A | - | - | - | - | - | |
| Electric Drive Unit | - | - | - | - | - | ||
| Horsepower (hp) | 20 | - | - | - | - | - | |
| Torque (lb-ft) | 118 | - | - | - | - | - | |
| Internal Combustion Engine | 3.5 L V6 | 72-degree V6 | 90-degree V8 | 60-degree V12 | 90-degree V8 | 60-degree V12 | |
| Valve arrangement | Four valves per cylinder | Four valves per cylinder | Four valves per cylinder | Three valves per cylinder | Four valves per cylinder | Three valves per cylinder | |
| Valvetrain | Double overhead camshaft per cylinder bank; duplex chain-driven | Double overhead camshaft per cylinder bank; duplex chain-driven | DOHC, duplex chain; variable valve timing | SOHC; duplex chain | DOHC, duplex chain; variable valve timing | SOHC; duplex chain | |
| Displacement (cc) | 3,498 | 2,987 | 4,663 | 336.4 / 5,513 | 5,461 | 364.9 / 5,980 | |
| Bore (mm) | 92.9 | 83 | 92.9 | 3.23 / 82.0 | 3.86 | 3.25 / 82.6 | |
| Stroke (mm) | 86 | 92 | 86 | 3.43 / 87.0 | 3.56 | 3.66 / 93.00 | |
| Compression ratio | 10.7:1 | 15.5:1 | 10.5:1 | 9.0:1 | 10.0:1 | 9.0:1 | |
| Horsepower @ rpm | 275 @ 6,000 | 240 hp @ 3,600 | 429 @ 5,250 | 510 @ 5,000 | 536 (563)* @ 5,500 | 621 @ 4,800 | |
| Torque (lb-ft.) @ rpm | 258 @ 3,000 - 5,500 | 455 lb-ft @ 1,600-2,400 | 516 lb-ft @ 1,800 - 3,500 | 612 @ 1,800 - 3,500 | 590 (664)* @ 2,000 - 4,500 | 738 @ 2,000 - 4,000 | |
| Intake system | Two-stage, variable-length intake manifold | turbocharged and intercooled | Direct gasoline injection with piezo injectors, twin turbo w/12.9 lbs. boost |
Twin turbochargers and intercoolers | Direct injection, twin turbochargers twin turbo w/14.2 (15.6)* lbs. boost |
Twin turbochargers and intercoolers | |
| Max. engine speed (rpm) | 6,500 | 4,750 | 6,500 | 5,950 | 6,500 | 5,950 | |
| Combined Output | |||||||
| Horsepower( hp) | 295 @ 6,000 | N/A | N/A | N/A | N/A | N/A | |
| Torque (lb-ft) | 284 @ 2,400 - 5,000 | N/A | N/A | N/A | N/A | N/A | |
| Transmission | Seven-Speed Automatic | Seven-Speed Automatic | Seven-speed automatic | Five-speed automatic | Seven-speed AMG MCT | Five-speed automatic | |
| Shift controls | Direct Select | Direct Select | Direct Select | Direct Select | Direct Select with AMG Speeshift | Direct Select with AMG Speeshift | |
| Gear ratios | Automatic | Automatic | Automatic | Automatic | Automatic | Automatic | |
| 1 | 4.38:1 | 4.38:1 | 4.38:1 | 3.59:1 | 4.38:1 | 3.59:1 | |
| 2 | 2.86:1 | 2.86:1 | 2.86:1 | 2.19:1 | 2.86:1 | 2.19:1 | |
| 3 | 1.92:1 | 1.92:1 | 1.92:1 | 1.41:1 | 1.92:1 | 1.41:1 | |
| 4 | 1.37:1 | 1.37:1 | 1.37:1 | 1.00:1 | 1.37:1 | 1.00:1 | |
| 5 | 1.00:1 | 1.00:1 | 1.00:1 | 0.83:1 | 1.00:1 | 0.83:1 | |
| 6 | 0.82:1 | 0.82:1 | 0.82:1 | - | 0.82:1 | - | |
| 7 | 0.73:1 | 0.73:1 | 0.73:1 | - | 0.73:1 | - | |
| 8 | - | -3.42:1 | -3.42:1 | -3.16:1 | -3.42:1 | -3.16:1 | |
| R | - 3.42:1 | - 2.23:1 | - 2.23:1 | - | - | - | |
| Final drive | 2.23:1 | 2.65:1 | 2.65:1 | 3.82:1 | 2.65:01 | 3.82:1 | |
| Stability control | ESP stability control | ESP stability control | ESP stability control | ESP stability control | ESP stability control | ESP stability control | |
| Traction control | ASR Traction Control | 4MATIC all-wheel-drive, ASR traction control |
ASR traction control | ASR traction control | ASR traction control | ASR traction control | |
| Suspension | Four-wheel independent | Four-wheel independent | Four-wheel independent AIRMATIC suspension; adjustable ride height and automatic lowering | Four-wheel independent with ABC active suspension; Automatic four-wheel level control, adjustable ride height and automatic lowering |
Four-wheel independent with ABC active suspension; Automatic four-wheel level control, adjustable ride height and automatic lowering |
Four-wheel independent with ABC active suspension; Automatic four-wheel level control, adjustable ride height and automatic lowering |
|
| front | Four-link suspension, antilift control, gas-pressurized shock absorbers and stabilizer bar | 4-link suspension, anti-dive control, AIRMATIC air suspension, gas-filled shock absorbers, stabilizer |
Four-link suspension, antilift control, gas-pressurized shock absorbers and stabilizer bar | Four-link suspension, antilift control, gas-pressurized shock absorbers and stabilizer bar | Four-link suspension, Active Body Control |
Four-link suspension, antilift control, gas-pressurized shock absorbers and stabilizer bar | |
| rear | Multilink independent suspension, antisquat and antidive system | Independent multi-link suspension, anti-squat and anti-dive, AIRMATIC air suspension, gas-filled shock absorbers, stabilizer |
Multilink independent suspension, antisquat and antidive system | Multilink independent suspension, antisquat and antidive system | Multilink independent suspension, Active Body Control |
Multilink independent suspension, antisquat and antidive system | |
| Steering | Speed-sensitive power-assisted rack-and-pinion | Speed-sensitive power-assisted rack-and-pinion | Speed-sensitive power-assisted rack-and-pinion | Speed-sensitive power-assisted rack-and-pinion | Speed-sensitive power-assisted rack-and-pinion | Speed-sensitive power-assisted rack-and-pinion | |
| Turning radius (ft.) | 40.03 | 40.03 | 40.03 | 40.03 | 40.03 | 40.03 | |
| Wheels (in.) | front | 8.5 x 18 | 8.5 x 18 | 8.5 x 18 | 8.5 x 18 | 8.5 x 20 | 8.5 x 20 |
| rear | 8.5 x 18 | 8.5 x 18 | 8.5 x 18 | 9.5 x 18 | 9.5 x 20 | 9.5 x 20 | |
| Tires | front | 255 / 45 R 18 | 255 / 45 R 18 | 255 / 45 R 18 | 255 / 45 R 18 | 255 / 35 ZR 20 | 255 / 35 R 20 |
| rear | 255 / 45 R 18 | 255 / 45 R 18 | 255 / 45 R 18 | 255 / 45 R 18 | 275 / 35 ZR 20 | 275 / 35 R 20 | |
| Brakes | Recuperative braking | Dual circuit power-assist 4-wheel disc | Dual circuit power-assist 4-wheel disc | Dual circuit power-assist 4-wheel disc | AMG enhanced dual-circuit power-assist 4-wheel disc | AMG enhanced dual-circuit power-assist 4-wheel disc | |
| Disc diameter (in./mm) | front | 13.2 | 13.2; ventilated | 13.2; ventilated | 13.8; ventilated | 15.4; ventilated/perforated | 15.4; ventilated/perforated |
| rear | 11.8 | 11.8; ventilated | 11.8; ventilated | 12.6; ventilated | 14.4; ventilated/perforated | 14.4; ventilated/perforated | |
| Disc thickness (in./mm) | front | 1.3 / 32 | 1.3 / 32 | 1.3 / 32 | 1.3 / 32 | 1.4 | 1.3 / 32 |
| rear | 0.45 / 12 | 0.45 / 12 | 0.45 / 12 | 0.9 / 24 | 1.02 | 0.9 / 24 | |
| Exterior dimensions (in. / mm) | |||||||
| Wheelbase | 124.6 | 124.6 | 124.6 | 124.6 | 124.6 | 124.6 | |
| Length | 206.5 | 206.5 | 206.5 | 206.5 | 206.7 | 206.5 | |
| Width (mirrors folded) | 73.7 | 73.70 | 73.7 | 73.7 | 73.7 | 73.7 | |
| Height | 58 | 58 | 58 | 58 | 58 | 58 | |
| Ground clearance (in.) | 5.75 | 5.75 | 5.75 | 5.75 | 5.51 | 5.51 | |
| Track | front | 62.9 | 62.90 | 62.9 | 62.9 | 62.9 | 62.9 |
| rear | 63.2 | 63.20 | 63.2 | 63.2 | 63.2 | 63.2 | |
| Curb weight (lbs.) | 4,630 | 4,784 | 4,740 (4MATIC: 4,861) | 4,960 | 4,916 | 5,082 | |
| Interior dimensions (in.) | |||||||
| Head room (w/sunroof) | front | 37.8 | 37.8 | 37.8 | 37.8 | 37.8 | 37.8 |
| 2nd row | 38.5 | 38.5 | 38.5 | 38.5 | 38.5 | 38.5 | |
| Leg room | front | 41.9 | 41.9 | 41.9 | 41.9 | 41.9 | 41.9 |
| 2nd row | 42.3 | 42.3 | 42.3 | 42.3 | 42.3 | 42.3 | |
| Shoulder room | front | 59.1 / 1,502 | 59.1 / 1,502 | 59.1 / 1,502 | 59.1 / 1,502 | 59.1 / 1,502 | 59.1 / 1,502 |
| 2nd row | 58.7 / 1,491 | 58.7 / 1,491 | 58.7 / 1,491 | 58.7 / 1,491 | 58.7 / 1,491 | 58.7 / 1,491 | |
| Cargo Length | Back row up | - | - | - | - | - | - |
| Back row down | - | - | - | - | - | - | |
| Cargo floor width (narrowest) | - | - | - | - | - | - | |
| Capacities | |||||||
| Cabin volume (cu. ft.) | 125.0 | 125.0 | 125.0 | 125.0 | 125.0 | 125.0 | |
| Cargo volume | Back row up | 16.4 | 16.4 | 16.4 | 16.4 | 16.4 | 16.4 |
| Back row down | - | - | - | - | - | - | |
| Towing (lbs.) | - | - | - | - | - | - | |
| Max. total payload | - | - | - | - | - | - | |
| Fuel tank/reserve (gallons) | 23.8 | 23.8 / 2.9 | 23.8 / 2.9 | 23.8 / 2.9 | 23.8 / 3.7 | 23.8 / 3.7 | |
| AdBlue tank (gallons) | N/A | 7 | N/A | N/A | N/A | N/A | |
| Performance | |||||||
| 0-60 (seconds) | 7.2 | 7 (est.) | 5.4 | 4.5 | 4.4 (4.3)* | 4.2 | |
| Top speed (mph) | 130 | 130 | 130 | 130 | 155 (186)* | 186 | |
| Fuel mileage, city/hwy (EPA estimates) | 19 / 25 / 21 | 21 / 31 / 25 | 15 / 25 / 19 (4MATIC: 15 / 24 / 18 ) | 12 / 19 / 14 | 15 / 23 / 18 | 12 / 19 / 14 | |
| Note: Technical specifications are subject to change. | |||||||
