| Type | 4-door, 4-passenger full size coupe |
| Layout | Front engine/rear-wheel drive |
| Engine | 5.5-litre V8, DOHC, 32 valves |
| 6.3-litre V8, DOHC, 32 valves | |
| Horsepower | 382 @ 6000 rpm |
| 507 @ 6800 rpm | |
| Torque (lb-ft) | 391 @ 2800 rpm |
| 465 @ 5200 rpm | |
| Transmission | 7-speed automatic |
| Tires CLS63 | P255/35R19 performance (front) |
| P285/30R19 performance (rear) | |
| Curb weight CLS550 | 1825 kg (4023 lbs) |
| Curb weight CLS63 AMG | 1910 kg (4210 lbs) |
| Wheelbase | 2854 mm (112.4 in.) |
| Length CLS550 | 4910 mm (193.3 in.) |
| Length CLS63 AMG | 4915 mm (193.5 in.) |
| Width | 2059 mm (81.0 in.)(w/mirrors) |
| Height CLS550 | 1414 mm (55.6 in.) |
| Height CLS63 | 1389 mm (54.6 in.) |
| Cargo capacity | 495 litres (17.4 cu. ft.) |
| Fuel consumption 5.5 | City: 15.1 L/100 km (19 mpg Imp) |
| Hwy: 9.5 L/100 km (30 mpg Imp) | |
| Fuel consumption 6.3 | City: 17. L/100 km (16 mpg Imp) |
| Hwy: 11.2 L/100 km (25 mpg Imp) | |
| Fuel type | Premium |
| Warranty | 4 yrs/80,000 km |
| Powertrain warranty | 4 yrs/80,000 km |
| Side airbags | Standard |
| Curtain airbags | Standard |
| Anti-lock brakes | Standard |
| Traction control | Standard |
| Stability control | Standard |
| Assembly location | Rastatt, Germany |

