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BMW 3 Series Touring (G21) 318i (156 Hp) Steptronic
Overall Rating
BMW 3 Series:
The BMW 3 series is a line of compact executive cars manufactured by the German automaker BMW since May 1975. It is the successor to the 02 series and has been produced in seven generations.
The first generation of the 3 Series was only available as a 2-door saloon; the model range expanded to include a 4-door saloon, 2-door convertible, 2-door coupé, 5-door estate, 5-door liftback and 3-door hatchback body styles. Since 2013, the coupé and convertible models have been marketed as the 4 Series; these styles no longer being included in the 3 Series....(Read more on Wikipedia)
Touring (G21) Overview:
BMW 3 Series (Touring (G21)). With 250 Nm of torque, it offers ample pulling power. It has moderate fuel consumption (~7.15 l/100km). With a weight of 1570 kg, it falls in the mid‑range. Rear‑wheel drive offers dynamic handling and sporty feedback. Acceleration is good (0–100 km/h in 8.7 s). The top speed reaches 220 km/h. A car with an extended rear cargo area, combining passenger comfort with increased storage. Seating for 5 makes it ideal for daily use.
318i (156 Hp) Steptronic Verdict:
Performance Verdict
Offers adequate power for urban environments and relaxed cruising, but lacks the punch of higher-tier engines.
Fuel Economy
Decent fuel economy for a petrol engine, though not as frugal as its diesel counterparts.
Pros and Cons:
Pros:
- • Exceptional driving dynamics and handling
- • Premium interior quality and advanced technology
- • Wide range of efficient and powerful engine options, including PHEV and mild-hybrid
- • Practicality and generous cargo space for a station wagon
- • Comfortable for long journeys
Cons:
- • High purchase price and expensive optional extras
- • Firm ride on M Sport models with larger wheels
- • Rear legroom can be tight for taller passengers
- • Increasing complexity of infotainment and driver assistance systems
- • Limited manual transmission options
Specifications:
Specifications are compared to those of the previous generation(Sedan (G20): February, 2020 - 2022).
| General: | |
|---|---|
| Brand: | BMW |
| Model: | 3 Series |
| Generation: | Touring (G21) |
| Modification (Engine): | 318i (156 Hp) Steptronic |
| Start of production: | January, 2020 |
| End of production: | 2022 |
| Powertrain Architecture: | Internal Combustion engine |
| Body type: | Station wagon (estate) |
| Seats: | 5 |
| Doors: | 5 |
| Engine: | |
|---|---|
| Engine systems: | Start & Stop System |
| Power: | 156 Hp @ 4500-6500 rpm. Same horsepower |
| Power per litre: | 78.1 Hp/l [Same length.] |
| Torque: | 250 Nm @ 1300-4300 rpm. |
| Engine Model/Code: | B48B20A More details about the engine B48B20A |
| Engine displacement: | 1998 |
| Number of cylinders: | 4 |
| Engine configuration: | Inline |
| Number of valves per cylinder: | 4 |
| Fuel injection system: | Direct injection |
| Engine aspiration: | Twin-power turbo, Intercooler |
| Engine oil capacity: | 5.25 l |
| Coolant: | 9.8 l |
| Engine layout: | Front, Longitudinal |
| Cylinder Bore: | 82 mm mm |
| Piston Stroke: | 94.6 mm mm |
| Compression ratio: | 11:1 |
| Performance: | |
|---|---|
| Fuel Type: | Petrol (Gasoline) |
| Fuel consumption (economy) - urban: | 7.0-7.3 l/100 km |
| Fuel consumption (economy) - extra urban: | 5.0-5.5 l/100 km |
| Fuel consumption (economy) - combined (NEDC): | 5.7-6.2 l/100 km |
| Fuel consumption (economy) - urban (NEDC): | 7.0-7.3 l/100 km |
| Fuel consumption (economy) - extra urban (NEDC): | 5.0-5.5 l/100 km |
| Fuel consumption (economy) - combined: | 5.7-6.2 l/100 km |
| Emission standard: | Euro 6d |
| Acceleration 0 - 100 km/h: | 8.7 sec |
| Acceleration 0 - 62 mph: | 8.7 sec |
| Maximum speed: | 220 km/h |
| Weight-to-power ratio: | 10.1 kg/Hp, 99.4 Hp/tonne |
| Weight-to-torque ratio: | 6.3 kg/Nm, 159.2 Nm/tonne |
| Acceleration 0 - 60 mph: | 8.3 sec |
| Space: | |
|---|---|
| Kerb Weight: | 1570 |
| Max. weight: | 2135 |
| Max. roof load: | 75 kg |
| Max load: | 565 |
| Trunk (boot) space - maximum: | 1510 l |
| Trunk (boot) space - minimum: | 500 l |
| Permitted trailer load with brakes (12%): | 1300 kg |
| Fuel tank capacity: | 59 l |
| Permitted trailer load without brakes: | 750 kg |
| Permitted towbar download: | 75 kg |
| Size: | |
|---|---|
| Length: | 4709 mm mm [Same length.] |
| Width: | 1827 mm mm [Same width.] |
| Height: | 1440 mm mm [5mm less] |
| Wheelbase: | 2851 mm mm [Same wheelbase.] |
| Front track: | 1573 mm |
| Rear (Back) track: | 1588 mm |
| Ride height (ground clearance): | 141 mm |
| Minimum turning circle (turning diameter): | 11.4 m [above average] |
| Powertrain: | |
|---|---|
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears | 8 |
| Transmission type | Automatic |
| Gearbox type | Steptronic |
| Front brakes | Ventilated discs [Best for performance and cooling.] |
| Rear brakes | Ventilated discs [Best for performance and cooling.] |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 225/50 R17 98Y XL |
| Wheel rims size | 7.5J x 17 |
| Front suspension | Independent coil spring |
| Rear suspension | Independent multi-link suspension |
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