Comparison BMW 7 Series (G11 LCI, facelift 2019) 730d (265 Hp) Steptronic & Infiniti Q50 (facelift 2017) S 3.0t (405 Hp) Automatic & BMW 3 Series Touring (G21) 320i (184 Hp) Steptronic
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| Brand: | BMW | Infiniti | BMW |
| Model: | 7 Series | Q50 | 3 Series |
| Generation: | 7 Series (G11 LCI, facelift 2019) | Q50 (facelift 2017) | 3 Series Touring (G21) |
| Engine / modification: | 730d (265 Hp) Steptronic | S 3.0t (405 Hp) Automatic | 320i (184 Hp) Steptronic |
| Production start: | 2019 year | 2017 year | 2019 year |
| Production end: | 2020 year | ||
| Coupe type: | Sedan | Sedan | |
| Num. of Doors: | 4 | 4 | 5 |
| Num. of seats: | 5 | 5 | 5 |
| Fuel consumption / economy - urban: | 6.2-6.5 l/100 km | 13.3 l/100 km | 6.8-7.0 l/100 km |
| Fuel consumption / economy - extra urban: | 4.6-5.0 l/100 km | 6.7 l/100 km | 5.1-5.6 l/100 km |
| Fuel consumption / economy - combined: | 5.3-5.5 l/100 km | 9.1 l/100 km | 5.7-6.1 l/100 km |
| Fuel Type: | Diesel | Petrol (Gasoline) | Petrol (Gasoline) |
| Drag coefficient: | 0.24 | 0.28 | 0.27 |
| Fuel tank volume: | 78 l | 80 l | 59 l |
| Emission standard: | Euro 6d-TEMP | Euro 6 | Euro 6d - TEMP |
| CO2 emissions: | 138-144 g/km | 206 g/km | 130-138 g/km |
| Power: | 265 hp | 405 hp | 184 hp |
| Max power in: | 4000 rpm. | 6400 rpm. | 5000-6500 rpm. |
| Maximum speed: | 250 km/h | 250 km/h | 230 km/h |
| Acceleration from 0 to 100 km/h: | 6.1 sec | 5.1 sec | 7.5 sec |
| Torque: | 620 Nm @ 2000-2500 rpm. | 475 Nm @ 1600-5200 rpm. | 300 Nm @ 1350-4000 rpm. |
| Model Engine: | B57D30 | B48B20 | |
| Engine position: | Front, longitudinal | Front, longitudinal | Front, longitudinal |
| Engine displacement: | 2993 cm3 | 1991 cm3 | 1998 cm3 |
| Engine oil capacity: | 6.5 l | 5.25 l | |
| Coolant: | 11.9 l | ||
| Fuel System: | Diesel Commonrail | Direct injection | Direct injection |
| Aspiration / Turbine: | Twin-power turbo | Turbocharger | Twin-power turbo |
| Position of cylinders: | Inline | V engine | Inline |
| Number of cylinders: | 6 | 6 | 4 |
| Number of valves per cylinder: | 4 | 4 | 4 |
| Compression ratio: | 16.5 | 11 | |
| Piston Stroke: | 90 mm | 94.6 mm | |
| Cylinder Bore: | 84 mm | 82 mm | |
| Wheel Drive: | Rear wheel drive | Rear wheel drive | Rear wheel drive |
| Number of Gears (automatic transmission): | 8 Steptronic | 7 | 8 Steptronic |
| Length: | 5120 mm | 4810 mm | 4709 mm |
| Width: | 1902 mm | 1820 mm | 1827 mm |
| Width including mirrors: | 2084 mm | 2068 mm | |
| Height: | 1467 mm | 1430 mm | 1440 mm |
| Wheelbase: | 3070 mm | 2850 mm | 2851 mm |
| Front track: | 1618 mm | 1579 mm | |
| Rear (Back) track: | 1646 mm | 1569 mm | |
| Ride height(clearance): | 135 mm | ||
| Front overhang: | 799 mm | ||
| Rear overhang: | 1059 mm | ||
| Minimum volume of Luggage (trunk): | 515 l | 500 l | 500 l |
| Maximum amount of Luggage (trunk): | 1510 l | ||
| Front suspension: | Double wishbone | ||
| Rear suspension: | Multi-link independent | ||
| Max weight: | 2510 kg | 2135 kg | |
| Front brakes: | Ventilated discs | Ventilated discs | Ventilated discs |
| Rear brakes: | Ventilated discs | Ventilated discs | Ventilated discs |
| Kerb Weight: | 1900 kg | 1724-1744 kg | 1645 kg |
| ABS: | yes | yes | yes |
| Steering type: | Steering rack and pinion | Steering rack and pinion | Steering rack and pinion |
| Power steering: | Electric Steering | Electric Steering | Electric Steering |
| Max. roof load: | 100 kg | ||
| Permitted trailer load with brakes (8%): | 1600 kg | ||
| Minimum turning circle (turning diameter): | 12.3 m | 11.4 m | |
| Permitted trailer load with brakes (12%): | 2100 kg | 1500 kg | 1600 kg |
| Permitted trailer load without brakes: | 750 kg | 750 kg | 750 kg |
| Permitted towbar download: | 100 kg | 75 kg | |
| Tire size: | 225/60 R17 99Y | 225/50 R17 98 Y XL | |
| Wheel rims size: | 7.5J x 17 | 7.5J x 17 |