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

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

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

The Mercedes-Benz S-Class emerges as the definitive winner for buyers seeking the pinnacle of luxury, power, and spacious comfort, albeit at a significantly higher price point. However, the BMW 3 Series offers an outstanding blend of sporty performance, greater fuel efficiency, and a far more accessible entry price, making it the smarter choice for those prioritizing driving dynamics and value in a premium sedan.
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Price Comparison
Starting at18,200 OMR66,995 – 72,994 OMR
Engine & Power
Engine1,997 cc · 4 cyl2,987 – 5,980 cc · 6 – 12 cyl
Horsepower (bhp)245 hp333 – 530 hp
Torque (Nm)350 Nm480 – 830 Nm
Acceleration 0-100 Km/h (sec)5.9 s4.4 – 6.1 s
Top Speed (Km/h)250 km/h250 km/h
Fuel Economy (L/100 Km)6.4 L/100km8.2 – 11.3 L/100km
Fuel Tank Capacity60 L70 – 80 L
Gears87 – 9
TransmissionAutomaticAutomatic
Drive TypeRear Wheel DriveAll Wheel Drive / Rear Wheel Drive
Fuel TypePetrolPetrol
Measurements
L×W×H4.6 m × 2.0 m × 1.4 m5.1 / 5.2 / 5.3 / 5.3 m × 1.8 / 1.9 / 1.9 / 1.9 / 2.1 m × 1.5 / 1.5 / 1.5 m
Wheelbase (meters)2.8 m3.0 / 3.1 / 3.2 / 3.2 m
Curb Weight (kg)1,505 kg1,935 – 2,185 kg
Trunk Capacity (liters)368 L510 – 550 L
Overview
Body StyleSedanSedan
Seating Capacity5 seats4 / 5 seats
Doors4 doors4 doors
Features
Key features
ABS (Anti-lock Brake System)AirbagsAudio Controls on Steering WheelAuto Start / StopAutomatic ACBA (Brake Assist)Body Colored Bumper - Front and RearBody Colored MirrorsCD PlayerCentral LockingChrome Exhaust PipesCruise ControlCruise Control Switch on SteeringCupholdersDifferential LockDisc BrakesDoor Handles - Body ColoredDrive ComputerDual Exhaust TipDynamic Stability ControlEBD (Electronic Brakeforce Distribution)Eco Drive ModeFabric SeatsFog Lamp - Front and RearFront Seat ArmrestISOFIX Child Seat AnchorsKeyless EntryLeather Steering WheelMP3Multi-Information DisplayMulti-Information Display SizeOdometerPower SteeringPower Windows - Front and RearPush Button StartRadioRun-Flat TyresSeat Adjustment - ManualSeatbelt pretensionerSeatbeltsSeatsSteering Tilt AdjustmentTraction ControlTyre Pressure Monitoring DisplayWheel SizeWheels - Alloy
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)AirbagsAlloy 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 RestCenter Console BoxCentral 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 ExtinguisherFog Lamp - Front and RearFoldable Rear Seats with 60:40 SplitFootwell LightsFront BrakesFront BumperFront Seat ArmrestFront WindshieldGas Shock AbsorberGlove Box CoolingHDDHDMIHeadlight WashersHeated Cooled SeatsHID HeadlightsHigh Mount Stop LampHill AssistIlluminated 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 LampsMicrophoneMoving Object Detection SystemMP3MudguardMulti-Information DisplayMulti-Information Display SizeNavigation SystemNight VisionOBD (On-board Diagnostics)OdometerOff-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 MassageSeat MemorySeatbelt pretensionerSeatsSilver TrimSonarSpare WheelSpeed LimiterSpeed Sensitive Audio VolumeSpeed Sensitive Power SteeringSpeed Sensitive Windshield WipersSpoilerSports Exhaust SystemSteering Tilt AdjustmentSurround CameraTemperature 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 Value-Oriented Luxury

The BMW 3 Series is the clear winner for shoppers seeking premium German engineering and sporty driving without the S-Class's substantial price tag, starting at 18,200 OMR.

2

Best for Ultimate Comfort & Prestige

For unparalleled luxury, advanced features, and a supremely comfortable ride, the Mercedes-Benz S-Class stands unrivaled, offering superior cabin space and refinement.

3

Best for Dynamic Performance

While both offer strong performance, the S-Class, with its top-tier 530 hp engine, provides a more exhilarating and powerful driving experience, accelerating in just 4.4 seconds.

4

Best for Fuel Efficiency

The BMW 3 Series is the more economical choice, delivering an impressive 6.4 L/100km fuel economy, making it ideal for daily commuting and longer journeys.

Pros & cons

BMW 3 Series

Pros

  • Significantly more affordable starting price
  • Superior fuel efficiency (6.4 L/100km)
  • Lighter kerb weight (1,505 kg) for agile handling
  • Sporty Rear Wheel Drive setup

Cons

  • Smaller trunk capacity (368 L)
  • Less powerful engine options
  • Less overall passenger and cargo space
  • Not available with All Wheel Drive

Mercedes-Benz S-Class

Pros

  • Higher maximum horsepower (up to 530 hp)
  • Much larger trunk capacity (up to 550 L)
  • More spacious and luxurious interior
  • Available with All Wheel Drive for enhanced traction
  • Wider range of engine options (6 to 12 cylinders)

Cons

  • Significantly higher purchase price
  • Lower fuel economy (as low as 11.3 L/100km)
  • Heavier kerb weight (up to 2,185 kg)
  • Larger exterior dimensions may reduce agility

Frequently Asked Questions

Is the BMW 3 Series or Mercedes-Benz S-Class better for value in Oman?

The BMW 3 Series offers significantly better value with a starting price of 18,200 OMR, making it much more accessible than the Mercedes-Benz S-Class, which starts from 66,995 OMR. If budget is a primary concern while still desiring premium German luxury, the 3 Series is the clear choice for its competitive pricing and strong feature set.

Which car offers more luxury and comfort, the BMW 3 Series or Mercedes-Benz S-Class?

The Mercedes-Benz S-Class unequivocally offers a superior level of luxury and comfort compared to the BMW 3 Series. As Mercedes' flagship sedan, it boasts a more spacious cabin, premium materials, and advanced comfort features designed for an executive experience. For ultimate refinement and passenger pampering, the S-Class is unmatched.

Which is faster, the BMW 3 Series or Mercedes-Benz S-Class?

The Mercedes-Benz S-Class, especially in its higher trim levels, is faster, capable of accelerating from 0-100 km/h in as little as 4.4 seconds with its 530 hp engine. The BMW 3 Series is quick for its class, achieving 0-100 km/h in 5.9 seconds with 245 hp, but cannot match the top-tier performance of the S-Class.

Is the BMW 3 Series or Mercedes-Benz S-Class more fuel-efficient for daily driving?

The BMW 3 Series is considerably more fuel-efficient, consuming 6.4 L/100km. In contrast, the Mercedes-Benz S-Class has a higher fuel consumption, ranging from 8.2 L/100km to 11.3 L/100km, depending on the engine. For daily commutes and reduced running costs, the 3 Series is the more economical option.

Which car has more trunk space, the BMW 3 Series or Mercedes-Benz S-Class?

The Mercedes-Benz S-Class offers significantly more trunk space, with capacities ranging from 510 L to 550 L. The BMW 3 Series provides a more modest 368 L of trunk capacity. For buyers needing maximum cargo volume, the S-Class is the superior choice.