Comparison Mercedes-Benz R-class (W251) AMG 63 V8 (510 Hp) 4MATIC 7G-TRONIC AMG SPEEDSHIFT & GMC Sierra 1500 V (GMTT1XX, facelift 2022) Crew Cab Short Box 3.0 Duramax TD (305 Hp) 4WD Automatic & GMC Sierra 3500HD V (GMTT1XX, facelift 2024) Crew Cab Long Bed 6.6 Duramax TD V8 (470 Hp) DRW Automatic
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| Brand: | Mercedes-Benz | GMC | GMC |
| Model: | R-class | Sierra 1500 | Sierra 3500HD |
| Generation: | R-class (W251) | Sierra 1500 V (GMTT1XX, facelift 2022) Crew Cab Short Box | Sierra 3500HD V (GMTT1XX, facelift 2024) Crew Cab Long Bed |
| Engine / modification: | AMG 63 V8 (510 Hp) 4MATIC 7G-TRONIC AMG SPEEDSHIFT | 3.0 Duramax TD (305 Hp) 4WD Automatic | 6.6 Duramax TD V8 (470 Hp) DRW Automatic |
| Production start: | 2006 year | 2023 year | 2024 year |
| Production end: | 2007 year | ||
| Coupe type: | Pick-up | Pick-up | |
| Powertrain Architecture: | Internal Combustion engine | Internal Combustion engine | |
| Num. of Doors: | 5 | 4 | 4 |
| Num. of seats: | 6 | 5 | 5 |
| Fuel consumption / economy - urban: | 24.1 l/100 km | 10.7 l/100 km | |
| Fuel consumption / economy - extra urban: | 11.8 l/100 km | 8.7 l/100 km | |
| Fuel consumption / economy - combined: | 16.3 l/100 km | ||
| Fuel Type: | Petrol (Gasoline) | Diesel | Diesel |
| Drag coefficient: | 0.31 | ||
| Fuel tank volume: | 80 l | 83 l | 136 l |
| AdBlue tank: | 20.5 l | ||
| Power: | 510 hp | 305 hp | 470 hp |
| Max power in: | 6800 rpm. | 3750 rpm. | 2800 rpm. |
| Maximum speed: | 250 , Electronically limited km/h | ||
| Acceleration from 0 to 100 km/h: | 5 sec | ||
| Torque: | 630 Nm @ 5200 rpm. | 671 Nm @ 1500 rpm. | 1322 Nm @ 1600 rpm. |
| Model Engine: | M 156 E 62 / 156.980 | LZ0 | L5P |
| Engine position: | Front, longitudinal | ||
| Engine displacement: | 6208 cm3 | 3000 cm3 | 6604 cm3 |
| Engine oil capacity: | 9.6 l | 6.6 l | |
| Coolant: | 7.5 l | 18.4 l | |
| Valvetrain: | DOHC | DOHC | OHV |
| Number of cylinders: | 8 | 6 | 8 |
| Number of valves per cylinder: | 4 | 4 | 4 |
| Compression ratio: | 11.3 | 16 | |
| Piston Stroke: | 94.6 mm | 90 mm | 99 mm |
| Cylinder Bore: | 102.2 mm | 84 mm | 103 mm |
| Wheel Drive: | All wheel drive (4x4) | All wheel drive (4x4) | Rear wheel drive |
| Number of Gears (automatic transmission): | 7G-TRONIC | ||
| Length: | 4930 mm | 5891 mm | 6776 mm |
| Width: | 1922 mm | 2063 mm | |
| Width including mirrors: | 2457 mm | ||
| Height: | 1634 mm | 1918 mm | 2049 mm |
| Wheelbase: | 2980 mm | 3745 mm | 4369 mm |
| Front track: | 1665 mm | 1731 mm | |
| Rear (Back) track: | 1652 mm | 1905 mm | |
| Ride height(clearance): | 205 mm | 264 mm | |
| Minimum volume of Luggage (trunk): | 433 l | ||
| Maximum amount of Luggage (trunk): | 2407 l | ||
| Front suspension: | Independent torsion bar, double wishbone | ||
| Max weight: | 2900 kg | 3252 kg | 6350 kg |
| Kerb Weight: | 2330 kg | 2440 kg | 3601 kg |
| Steering type: | Steering rack and pinion | Cone worm with recirculation balls | |
| Power steering: | Hydraulic Steering | Electric Steering | Hydraulic Steering |
| Max. roof load: | 100 kg | ||
| Minimum turning circle (turning diameter): | 12.4 m | ||
| Permitted trailer load with brakes (12%): | 2100 kg | 4037 kg | 9072 kg |
| Permitted trailer load without brakes: | 750 kg | ||
| Tire size: | Front wheel tires: 265/45 R20 | 255/70 R17; 265/70 R17; 265/65 R18 | 235/80 R17; 235/80 R18 |
| Wheel rims size: | Front wheel rims: 8.5J x 20 | 8J x 17; 8.5J x 18 | 6.5J x 17; 8J x 18 |