BMW 3 Series vs Mercedes-Benz S-Class: Which Should You Buy in KSA?

A complete comparison of the ⁦BMW 3 Series⁩ VS ⁦Mercedes-Benz S-Class⁩ — specs, prices, pros and cons, and live used listings across KSA.

⁦BMW 3 Series⁩ VS ⁦Mercedes-Benz S-Class⁩: the verdict

The Mercedes-Benz S-Class is the clear winner for those prioritizing ultimate luxury, advanced technology, and commanding performance. Its superior power and spaciousness cater to executive tastes. However, the BMW 3 Series offers a more accessible entry point into the premium sedan segment, excelling in fuel efficiency and agile driving dynamics for those seeking a sportier, more economical option.
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Price Comparison
Starting at290,000 SAR445,000 – 835,000 SAR
Engine & Power
Engine1,998 cc · 4 cyl2,999 – 3,982 cc · 6 – 8 cyl
Horsepower (bhp)184 hp367 – 503 hp
Torque (Nm)300 Nm500 – 700 Nm
Acceleration 0-100 Km/h (sec)7.1 s4.4 – 5.1 s
Top Speed (Km/h)240 km/h250 km/h
Fuel Economy (L/100 Km)5.5 L/100km7.8 – 10.6 L/100km
Fuel Tank Capacity60 L65 – 80 L
Gears89
TransmissionAutomaticAutomatic
Drive TypeRear Wheel DriveAll Wheel Drive
Fuel TypePetrolPetrol
Measurements
L×W×H4.7 m × 1.8 m × 1.4 m5.3 / 5.3 m × 1.9 / 1.9 / 2.1 m × 1.5 / 1.5 m
Wheelbase (meters)2.9 m3.1 / 3.2 / 3.2 m
Curb Weight (kg)1,450 kg1,940 – 2,115 kg
Trunk Capacity (liters)480 L530 – 550 L
Overview
Body StyleSedanSedan
Seating Capacity5 seats5 seats
Doors4 doors4 doors
Features
Key features
12V Socket360 Camera360-Degree CameraABS (Anti-lock Brake System)Acoustic HoodActive BonnetActive SteeringAdaptive Brake LightsAdaptive Suspension PackageAirbagsAlloy PedalsAluminum WheelsAnti theft alarmAnti-theft Wheel BoltsAudio Controls on Steering WheelAuto Dimming MirrorAuto Door LockAuto HeadlampsAuto Start / StopAutomatic ACAutomatic Headlight Range ControlAUXBA (Brake Assist)BluetoothBody Colored GrilleBonnet LightBumper Side StepCargo Area LightCargo Area Tie Down AnchorsCD PlayerCenter Arm RestCentral LockingChrome Door HandlesChrome Exhaust PipesChrome Plated Radiator GrilleCollision DetectionCompassCool boxCornering LightsCruise ControlCruise Control Switch on SteeringCupholdersDaytime Running LightsDoor Mirrors with Side Turn SignalDrive ComputerDual Exhaust TipDynamic Stability ControlEBD (Electronic Brakeforce Distribution)Eco Drive ModeElectric Door MirrorsElectric SunroofFire ExtinguisherFog Lamp - Front and RearFoldable Rear SeatsFootwell LightsFront BrakesFront Seat ArmrestGas Shock AbsorberHDDHDMIHID HeadlightsHigh Mount Stop LampHill AssistImmobilizerISOFIX Child Seat AnchorsKeyless EntryLeather Steering WheelLED Fog LightsLED TaillightsLegroomLumbar SupportMap Reading LampsMicrophoneMP3MudguardMulti-Information DisplayNight VisionOBD (On-board Diagnostics)OdometerOff-Road DampersOff-Road tyresParking SensorsPedestrian airbagPower OutletsPower SeatsPower SteeringPower TailgatePower WindowsPower Windows - Front and RearPush Button StartRacing Or Bucket SeatsRadioRain Sensing WipersRear AC VentsRear Audio ControlsRear BlindsRear CameraRear CupholdersRear Lcd screensRear Window DefoggerRoof SpoilerRun-Flat TyresScuff PlateSeat Adjustment - AutomaticSeatbelt pretensionerSpare WheelSpeed LimiterSpeed Sensitive Power SteeringSpeed Sensitive Windshield WipersSpoilerSteering Tilt AdjustmentTemperature DisplayTiptronic GearsTorsen Limited Slip DifferentialTouchpadTraction ControlTrip ComputerTrip MeterTyre Pressure Monitoring DisplayUSB PortVanity MirrorVoice Operated ControlWelcome LightWheel SizeWheels - AlloyWinchWind BlockerWireless HeadphonesWood Trim
12V Socket360 Camera360-Degree Camera360-Degree Camera4WD Rotary Mode SwitchABS (Anti-lock Brake System)Acoustic Front WindshieldAcoustic HoodActive BonnetActive HeadrestsActive SteeringActive Understeer Control (AUC)Adaptive BrakeAdaptive Brake LightsAdaptive Cruise ControlAdaptive HeadlightsAdaptive Suspension PackageAdvanced Air Bags System (AABS)AirbagsAll-Wheel SteeringAlloy PedalsAluminum WheelsAmbient LightingAnti theft alarmAnti-theft Wheel BoltsAppsAshtrayAttention AssistAudio Controls on Steering WheelAuto Dimming MirrorAuto Door LockAuto HeadlampsAutomatic ACAutomatic Headlight Range ControlAUXBA (Brake Assist)Blind Spot WarningBluetoothBody Colored GrilleBonnet LightBrake CalipersBrembo BrakesBumper Side StepCargo Area LightCargo Area Tie Down AnchorsCassette PlayerCD PlayerCenter Arm RestCentral LockingChrome Door HandlesChrome Exhaust PipesChrome Plated Radiator GrilleCigar LighterClimate ControlClimate Controlled SeatsCollision DetectionCompassConversation Mirror with Sunglasses HolderCool boxCornering assistCornering LightsCRASH AUTO DOOR UNLOCKCrosswind AssistCruise ControlCruise Control Switch on SteeringCupholdersDaytime Running LightsDifferential LockDigital ClockDoor Edge ProtectorDoor Mirrors with Side Turn SignalDrive ComputerDual Exhaust TipDVDDynamic Stability ControlEBD (Electronic Brakeforce Distribution)Eco Drive ModeElectric Anti-dazzling Room MirrorElectric Door MirrorsElectric Opening and Closing of Luggage DoorElectric SunroofElectronic HandbrakeFire ExtinguisherFirst Aid KitFog Lamp - Front and RearFoldable Rear Seats with 60:40 SplitFootwell LightsFront BrakesFront BumperFront CameraFront Seat ArmrestFront WindshieldGas Shock AbsorberGlove Box CoolingHDDHDMIHeadlight WashersHeated Cooled SeatsHeated SeatsHeel-and-ToeHID HeadlightsHigh Mount Stop LampHill AssistHill Descent ControlIlluminated Door HandlesIlluminated Door SillsImmobilizerInfotainment ScreenIntelligent Emergency CallIntelligent KeyInternet ConnectivityiPod InterfaceISOFIX Child Seat AnchorsKeyless EntryKnee AirbagLane Departure WarningLeather Covered Door ArmrestLeather Instrument PanelLeather SeatsLeather Steering WheelLED Fog LightsLED HeadlightsLED TaillightsLegroomLive Traffic InformationLock and Unlock Sensing Auto Electric Folding MirrorLumbar SupportMagnesium Paddle ShiftersMap Reading LampsMicrophoneMoonroofMoving Object Detection SystemMP3MudguardMulti-Information DisplayMulti-Information Display SizeNavigation SystemNight VisionOBD (On-board Diagnostics)OdometerOff Road KItOff-Road DampersOff-Road tyresOverhead Console Sunglass HolderPaddle ShiftersPanoramic Glass RoofParking SensorsPedestrian airbagPerformance TyresPower LocksPower MirrorsPower OutletsPower SeatsPower SteeringPower TailgatePower WindowsPower Windows - Front and RearPremium Brand Audio SystemPuddle LampPush Button StartRacing Or Bucket SeatsRadioRain Sensing WipersRear AC ControlsRear AC VentsRear Audio ControlsRear BlindsRear BrakesRear CameraRear CupholdersRear Entertainment SystemRear Lcd screensRear Seat PocketsRear Window DefoggerRear WiperRemote StartRemote Windows DownRoad Sign AssistRoof RailsRoof SpoilerRun-Flat TyresScuff PlateSD Card SupportSeat Adjustment - AutomaticSeat MemorySeatbelt pretensionerSeatsSide Impact BarSilver TrimSonarSpare WheelSpeed LimiterSpeed Sensitive Audio VolumeSpeed Sensitive Power SteeringSpeed Sensitive Windshield WipersSpoilerSports Exhaust SystemSteering Tilt AdjustmentSurround CameraTailgate with HatchTemperature DisplayTiptronic GearsTonneau CoverToolkitTorsen Limited Slip DifferentialTouchpadTowing HookTraction ControlTrailer Hitch with CoverTrip ComputerTrip MeterTyre Defect IndicatorTyre Pressure Monitoring DisplayUSB PortVanity MirrorVariable Cylinder Management (VCM)Vehicle Stability Control (VSC)Ventilated SeatsVoice Operated ControlWelcome LightWheel SizeWheels - AlloyWheels - ChromeWinchWind BlockerWireless HeadphonesWood Trim

Which one should you buy?

1

Best for Ultimate Luxury

The Mercedes-Benz S-Class truly stands out for luxury and comfort, offering a more spacious interior, higher-end materials, and advanced features befitting its premium price point.

2

Best for Sporty Driving

The BMW 3 Series is the top choice for drivers who value agility and a connected driving experience. Its lighter kerb weight and more compact dimensions make it more responsive on the road.

3

Best for Value and Efficiency

With a starting price of 260,000 SAR and an impressive fuel economy of 5.5 L/100km, the BMW 3 Series is the more economical option for daily commutes and budget-conscious luxury buyers.

4

Best for Executive Presence

The Mercedes-Benz S-Class commands a stronger executive presence, offering superior power of up to 503 hp and a larger, more imposing stature, making it ideal for those seeking prestige and authority.

Pros & cons

BMW 3 Series

Pros

  • Significantly more affordable starting price
  • Excellent fuel economy at 5.5 L/100km
  • Lighter kerb weight for agile handling
  • Sporty rear-wheel-drive dynamics
  • More compact for city maneuverability

Cons

  • Less powerful engine options
  • Slower acceleration (7.1 seconds)
  • Smaller trunk space (480 L)
  • Less opulent interior compared to S-Class

Mercedes-Benz S-Class

Pros

  • Superior power output, up to 503 hp
  • Faster acceleration, as quick as 4.4 seconds
  • More spacious cabin and larger trunk capacity (550 L)
  • More advanced engine options (6-8 cylinders)
  • All-wheel-drive availability for enhanced traction

Cons

  • Substantially higher purchase price
  • Higher fuel consumption, starting at 7.8 L/100km
  • Heavier vehicle, impacting agility
  • Larger dimensions can be less convenient for city parking

Frequently Asked Questions

Is the BMW 3 Series or Mercedes-Benz S-Class better for luxury and comfort?

The Mercedes-Benz S-Class is unequivocally better for luxury and comfort. Its larger dimensions, including a longer wheelbase and greater trunk capacity of up to 550 L, along with its higher price range, indicate a focus on premium materials and advanced comfort features. For an unparalleled opulent experience, the S-Class is the superior choice.

Which car, the BMW 3 Series or Mercedes-Benz S-Class, offers better performance?

The Mercedes-Benz S-Class offers significantly better performance, especially in higher trims. With power outputs reaching 503 hp and acceleration as quick as 4.4 seconds, it far surpasses the BMW 3 Series' 184 hp and 7.1-second acceleration. If raw power and speed are priorities, the S-Class is the clear winner.

Which is more fuel-efficient: the BMW 3 Series or Mercedes-Benz S-Class?

The BMW 3 Series is considerably more fuel-efficient, boasting a fuel economy of 5.5 L/100km. In contrast, the Mercedes-Benz S-Class consumes more fuel, with figures starting from 7.8 L/100km. For everyday driving where fuel costs are a concern, the BMW 3 Series is the more economical option.

What is the main difference in price between the BMW 3 Series and Mercedes-Benz S-Class?

There is a substantial price difference between the two models. The BMW 3 Series starts at approximately 260,000 SAR, offering a more accessible entry into the luxury sedan market. The Mercedes-Benz S-Class, however, has a much higher starting price of 445,000 SAR, reaching up to 900,000 SAR for its top trims, reflecting its ultra-luxury positioning.

Which car is better for daily driving in Saudi Arabia, the BMW 3 Series or Mercedes-Benz S-Class?

For daily driving in Saudi Arabia, the BMW 3 Series offers a more practical balance of fuel efficiency, agile handling, and a more manageable size for urban environments. While the S-Class provides unmatched comfort for long journeys, the 3 Series' 5.5 L/100km fuel economy and easier maneuverability make it a strong contender for everyday use.