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Bmw 18i (156 Hp) sDrive Steptronic

General information
Photo of 2013 - 2016 Bmw 18i (156 Hp) sDrive Steptronic Roadster (184 Hp) - technical specs and dimensions
Power 184 Hp @ 5000 rpm.
Torque 270 Nm @ 1250-4500 rpm.
Acceleration 0 - 100 km/h 6.9 sec
Maximum speed 235 km/h
Fuel consumption (economy) - combined 6.8 l/100 km
Brand
BMW
Model
Z4
Generation
Z4 (E89 LCI, facelift 2013)
Modification (Engine)
20i (184 Hp) sDrive
Start of production
2013 year
End of production
2016 year
Powertrain Architecture
Internal Combustion engine
Powertrain architecture classifies the propulsion technology of the vehicle, such as internal combustion, electric (BEV), or hybrid.
Body type
Roadster
Body type refers to the structural design and shape of the vehicle (such as Sedan, Hatchback, SUV, or Coupe).
Seats
2
Seat count specifies the maximum passenger capacity the vehicle is legally approved to transport at once.
Doors
2
Door count indicates the total number of entry points for passengers and cargo access (e.g., 3-door, 5-door).

Bmw Z4 Review

As a Roadster model, the Bmw Z4 Z4 (E89) (18i (156 Hp) sDrive Steptronic) has been in production since 2013. The heart of the vehicle is a 1997 cm3 internal combustion engine producing 184 Hp @ 5000 rpm.. It reaches a top speed of 235 km/h and can complete the 0-100 km/h sprint in 6.9 sec. With its Rear wheel drive drivetrain, the vehicle consumes an average of 6.8 l/100 km of fuel. The specific power of 92.1 Hp/l highlights the efficiency of this engine setup. The power is delivered smoothly across 4 cylinders.

The Bmw 18i (156 Hp) sDrive Steptronic entered the market in 2013 - 2016, aiming to set new benchmarks through its design and technical capabilities. The motor is capable of generating 184 Hp @ 5000 rpm. at its peak. Technical documentation cites a top speed of 235 km/h. This vehicle satisfies expectations in both city and highway driving. When analyzing fuel consumption, it maintains segment standards with an average of 6.8 l/100 km**. With its timeless design, this version maintains a popular profile according to CarWiki.
📊 Model Comparison AnalysisThis model delivers **+28 Hp** more power compared to its sibling 18i (156 Hp) sDrive, is **1.2 seconds** faster from 0 to 100 km/h.
FAQ
How many horsepower does Bmw 18i (156 Hp) sDrive Steptronic have? +
The Bmw 18i (156 Hp) sDrive Steptronic model is equipped with an engine producing 184 Hp @ 5000 rpm. total horsepower.
What is the fuel type of Bmw 18i (156 Hp) sDrive Steptronic? +
This vehicle operates on a 6.8 l/100 km fuel system.
What is the 0-100 km/h acceleration of Bmw 18i (156 Hp) sDrive Steptronic? +
The Bmw 18i (156 Hp) sDrive Steptronic can accelerate from 0 to 100 km/h in just 6.9 sec.
What is the top speed of Bmw 18i (156 Hp) sDrive Steptronic? +
According to technical specs, the maximum speed of the vehicle is 235 km/h.
What drivetrain does the Bmw 18i (156 Hp) sDrive Steptronic have? +
This model transfers power to the road via a Rear wheel drive drivetrain.
Is the Bmw 18i (156 Hp) sDrive Steptronic a good car? +
Considering the technical specs and market position, the Bmw 18i (156 Hp) sDrive Steptronic is a highly competitive and desirable model in its class.
Performance specs
Fuel consumption (economy) - urban
8.9 l/100 km
Fuel consumption shows how much fuel the car consumes on average per 100 km. Lower figures represent better fuel economy and lower running costs.
Fuel consumption (economy) - extra urban
5.6 l/100 km
Fuel consumption shows how much fuel the car consumes on average per 100 km. Lower figures represent better fuel economy and lower running costs.
Fuel consumption (economy) - combined
6.8 l/100 km
Fuel consumption shows how much fuel the car consumes on average per 100 km. Lower figures represent better fuel economy and lower running costs.
CO2 emissions
159 g/km
Fuel Type
Petrol (Gasoline)
Fuel type defines the primary source of energy required by the vehicle’s engine (petrol, diesel, electricity, hybrid, LPG, etc.).
Acceleration 0 - 100 km/h
6.9 sec
The 0-100 km/h sprint time measures how quickly the vehicle accelerates from a standstill. It is a key indicator of raw performance and responsiveness.
Acceleration 0 - 62 mph
6.9 sec
The 0-100 km/h sprint time measures how quickly the vehicle accelerates from a standstill. It is a key indicator of raw performance and responsiveness.
Acceleration 0 - 60 mph (Calculated by User)
6.6 sec
Maximum speed
235 km/h
Maximum speed represents the upper limit of velocity the vehicle can reach, limited by gear ratios, engine power, and aerodynamic resistance.
Emission standard
Euro 6
Weight-to-power ratio
7.6 kg/Hp, 131.9 Hp/tonne
Weight-to-torque ratio
5.2 kg/Nm, 193.5 Nm/tonne
Engine specs
Power
184 Hp @ 5000 rpm.
Power per litre
92.1 Hp/l
Power per litre (specific power) measures the engine power relative to its displacement. A higher value indicates advanced efficiency and engineering quality.
Torque
270 Nm @ 1250-4500 rpm.
Torque represents the engine’s rotational force, which determines pulling power. High torque ensures responsive acceleration and stronger uphill performance.
Engine layout
Front, Longitudinal
Engine layout defines the position and alignment of the engine block. This layout affects the car’s weight distribution, handling, and interior cabin space.
Engine Model Code
N20B20A
Engine displacement
1997 cm3
Engine displacement represents the combined volume of all cylinders. It is a direct indicator of engine size and baseline performance potential.
Number of cylinders
4
Cylinder count represents the number of combustion chambers. More cylinders generally result in smoother operation and a refined engine note.
Engine configuration
Inline
Cylinder bore
84 mm
Piston stroke
90.1 mm
Compression ratio
10:1
Number of valves per cylinder
4
Valves per cylinder control the airflow into and exhaust out of the engine. More valves improve high-RPM breathing and performance.
Fuel injection system
Direct injection
Engine aspiration
Twin-power turbo, Intercooler
Aspiration describes how the engine draws air into its cylinders, distinguishing naturally aspirated setups from turbochargers or superchargers.
Engine oil capacity
5 l
Coolant
8.2 l
Space, Volume and weights
Kerb Weight
1395 kg
Curb weight is a key parameter affecting fuel consumption, handling agility, acceleration times, and stopping distances.
Max. weight
1725 kg
Curb weight is a key parameter affecting fuel consumption, handling agility, acceleration times, and stopping distances.
Max. load
330 kg
Trunk (boot) space - minimum
180 l
Trunk (boot) space - maximum
310 l
Fuel tank capacity
55 l
Dimensions
Length
4239 mm
Width
1790 mm
Height
1291 mm
Wheelbase
2496 mm
Front track
1511 mm
Rear / Back Track
1559 mm
Ride height (ground clearance)
130 mm
Drag coefficient (Cd)
0.34
Minimum turning circle (turning diameter)
10.7 m
Drivetrain, brakes and suspension specs
Drivetrain Architecture
The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drivetrain type specifies which wheels receive power from the engine. This affects road grip, cornering, and stability on slippery surfaces.
Drive wheel
Rear wheel drive
Drivetrain type specifies which wheels receive power from the engine. This affects road grip, cornering, and stability on slippery surfaces.
Number of gears and type of gearbox
6 gears, manual transmission
Front suspension
Double wishbone
The suspension system absorbs road bumps, providing cabin comfort and keeping tires firmly planted on the road surface.
Rear suspension
Independent multi-link suspension
The suspension system absorbs road bumps, providing cabin comfort and keeping tires firmly planted on the road surface.
Front brakes
Ventilated discs
The brake system is a vital safety component that uses friction to slow down or bring the vehicle to a complete stop.
Rear brakes
Ventilated discs
The brake system is a vital safety component that uses friction to slow down or bring the vehicle to a complete stop.
Assisting systems
ABS (Anti-lock braking system)
Steering type
Steering rack and pinion
Power steering
Electric Steering
Tires size
225/45 R17
Tire size specifies the tread width, aspect ratio, and rim diameter, affecting the balance between handling grip and ride comfort.
Wheel rims size
8J x 17
Common OBD2 Fault Codes
150C11 🟢 Low
BMW Ignition Coil: Dwell Time too low
Diagnostic Guide
190302 🟡 Medium
BMW Fuel Tank Ventilation: System check
Diagnostic Guide
1B5302 🟢 Low
BMW Supply Voltage: Battery too low
Diagnostic Guide
20A701 🚨 Critical
BMW Coolant Pump: Speed zero detected
Diagnostic Guide
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User Reviews
J
Jack 92
15 months ago
★★★★★
Ordered it immediately after a quick test drive. 6.8 l/100 km efficiency is surprisingly good for this class. Comfort is top-notch, great seats. No regrets so far, extremely happy with my purchase.
•
W
William M.
13 days ago
★★★★☆
How is the long-term reliability of this model?
•
H
Henry V.
14 months ago
★★★★★
Perfect size and choice for our small family. 6.8 l/100 km economy is better than I expected. Suspension handles bumps and rough roads very smoothly. Worth every single penny spent.
•
L
Leo Z.
2 weeks ago
★★★★★
Got this car a few months ago. The 184 Hp @ 5000 rpm. hp feels powerful on the road. The infotainment is fast and lag-free. I highly recommend it, won't disappoint.
•
H
Henry Z.
17 days ago
★★★★☆
Anyone knows the real-world 6.8 l/100 km usage?
•

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