BMW 3-Series BMW 3-Series 2021 Mercedes-Benz B-Class Mercedes-Benz B-Class 2017

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BMW 3-Series vs. Mercedes-Benz B-Class Price Comparison (MSRP)

The sticker prices, before adjusting for remaining feature differences. Usually these are the numbers you will see on the window stickers.

Models in short supply often sell at or even above these prices.

BMW 3-Series vs. Mercedes-Benz B-Class Invoice Comparison

Lowest Total Price: $43,640

Mercedes-Benz B-Class B250e   
Difference: $5,404

Calculate Payments

  Down Payment Interest Rate Term
Model Year20212021202120212017
Model3-Series3-Series3-Series3-SeriesB-Class
Trim330i330eM340iM3B250e
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Hatch
Base Price $41,250 $44,550 $54,700 $69,900 $39,900
Navigation system 1,700 1,700 1,700    
Convenience Tier 1,750 1,750      
Obstacle detection, rear 750 750 750   970
Metallic paint (extra cost) 550 550 550 550 720
Blind spot warning system 500 500 500 500 550
Heated front seats 500 500 500    
Leather seating surfaces 1,450 1,450 1,450    
Apple CarPlay support 300 300 300 300  
Individual Extended Merino Leather       2,550  
Executive Package       4,100  
Sunroof       0  
Wood trim       0 325
Premium 3 Package         5,500
Interior Package         2,250
Navigation system 1,565 1,565 1,565    
Convenience Tier 1,610 1,610      
Obstacle detection, rear 690 690 690   902
Metallic paint (extra cost) 505 505 505 505 670
Blind spot warning system 460 460 460 460 512
Heated front seats 460 460 460    
Leather seating surfaces 1,335 1,335 1,335    
Apple CarPlay support 275 275 275 275  
Individual Extended Merino Leather       2,345  
Executive Package       3,770  
Sunroof       0  
Wood trim       0 302
Premium 3 Package         5,115
Interior Package         2,093
Options (change) 7,500 7,500 5,750 8,000 10,315
Options (change) 6,900 6,900 5,290 7,355 9,594
Destination 995 995 995 995 925
Gas Tax 0 -4,001 0 0 -7,500
Total Price $49,745 $49,044 $61,445 $78,895 $43,640

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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TrueDelta Value Comparison: BMW 3-Series vs. Mercedes-Benz B-Class

Lowest Adjusted Price: Mercedes-Benz B-Class B250e
Lowest Adjusted Invoice: BMW 3-Series 330e
TrueDelta Adjusted Price Difference: $5,474
TrueDelta Adjusted Invoice Difference: $36,063
Model Year20212021202120212017
Model3-Series3-Series3-Series3-SeriesB-Class
Trim330i330eM340iM3B250e
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Hatch
Engine255hp I4180hp I4 PiH382hp I6 H473hp I6177hp E
TransmissionT8T8T8M6A1
DrivetrainRWDRWDRWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)205, 9205, 9600, 16600, 16450, 12
Tire (rear if not all the same)225/45-18225/45-18225/45-18275/40-18225/45-17
Total Price$49,745$49,044$61,445$78,895$43,640
Adjustments for Features0-125-250-3,100-195
Feature-Adjusted Total Price$49,745$48,919$61,195$75,795$43,445
Cost Above Minimum$826$0$12,276$26,876$0

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Features Comparison: BMW 3-Series vs. Mercedes-Benz B-Class

Model Year20212021202120212017
Model3-Series3-Series3-Series3-SeriesB-Class
Trim330i330eM340iM3B250e
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Hatch
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300$1300  
6-speed manual   $150 
1-speed automatic    $800
RWD$0$0$0$0 
FWD    $0
Accessories 
Hands-free trunk or liftgate$100$100$100$100 
Heated steering wheel   $100 
Remote window/roof operation$15$15$15$15 
Semi-automated parking system   $500$500
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0$0$0 
Around view cameras   $500 
Driver drowsiness monitor    $150
Forward collision warning    $200
Knee airbag, passenger$75$75$75$75 
Radar- or camera-based collision preparation system    $0
Rearview camera$200$200$200 $200
Tires, run-flat$150$150$150 $150
Wide-view front camera   $150 
Cargo Management 
Air-conditioned storage compartment$50$50$50$50 
Cargo cover    $75
Console with shifter$150$150$150$150 
Console without shifter    $150
Rear seat pass-through    $100
Storage compartment under front seat(s)    $50
Climate Control 
Automatic air recirculation$100$100$100$100 
Electrically heated windshield    $250
Heated windshield washer nozzles$15$15$15$15 
Rear air vents    $100
Rear air vents with manual controls$150$150$150$150 
Residual heat$50$50$50$50 
Drivetrain 
Active rear differential   $500 
Engine / Motor 
10 kW onboard charger    $750
28 kWh battery pack    $0
3.5 kW onboard charger $0   
8 kWh battery pack $0   
Radar-based brake regeneration    $200
Regeneration paddles    $100
Regenerative braking$0 $0$0 
Exterior 
Black exterior trim (optional)   $0 
Bright-finished exhaust tip(s)   $25 
Painted brake calipers (optional)   $0 
Rear spoiler   $200 
Sport rocker panels (optional)   $0 
Sunroof$900$900$900$900 
Infotainment 
4G LTE connectivity$0$0$0$0 
Android Auto support    $100
Handwriting recognition$200$200$200$200 
S Voice support$0$0$0$0 
Satellite radio    $200
Satellite radio - one year subscription$250$250$250$250 
SD Card slot    $25
Surround sound  $250$250$250
Telematics service, such as OnStar$200$200$200$200 
Telematics service, such as OnStar, with navigation    $225
Voice control for external devices$0$0$0$0 
Wi-Fi hotspot    $50
Instruments, Lights, and Mirrors 
Auto-dimming headlights   $200 
Fog light, rear    $100
Fog lights$125$125$125  
Head-up display (HUD)   $350 
Headlight washers   $50 
Interior ambient lighting$150$150$150$150 
Interior ambient lighting, configurable    $150
Large energy flow and fuel economy display $25   
LED headlights$1000$1000$1000$1000 
Power-folding mirrors$50$50$50$50 
Steering-linked headlights   $150 
Tachometer$75$75$75$75 
Xenon HID headlights    $500
Seats and Interior Trim 
Center armrest(s), front row$75$75$75$75 
Door sill trim plates$100$100$100$100 
Foldaway tray tables, second row    $150
Heated second row seats   $200 
Illuminated door sill trim plates    $200
Interior trim, special color   $0 
Manual thigh support length adjuster, driver seat$50$50$50$50 
Manual thigh support length adjuster, passenger seat$50$50$50$50 
Memory system, passenger seat    $150
Power seatback bolsters, driver seat$100$100$100$100 
Power seatback bolsters, passenger seat$100$100$100$100 
Upholstered instrument panel    $300
Upholstered instrument panel, leather   $1000 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical   $500 
Electronic systems calibration selector$200$200$200$200 
Performance steering system (optional)   $0 
Sport suspension (upgrade)   $0 
Transmission 
Downshift rev matching   $50 
Steering-wheel-mounted transmission controls $100   
Total Value of Features$5,980$6,105$6,230$9,080$6,175
Value of Feature Adjustments$0$125$250$3,100$195
Value of Feature Adjustments0-10-26-328-179

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Specifications Comparison: BMW 3-Series vs. Mercedes-Benz B-Class

Model Year20212017
Model3-SeriesB-Class
Body4dr Sedan4dr Hatch
Wheelbase112.2 in106.3 in
Length185.7 in171.6 in
Width71.9 in70.3 in
Height56.8 in61.3 in
Curb Weight3,590 lb.3,925 lb.
Fuel Capacity15.6 gal.0.0 gal.
Row 1 Headroom38.7 in0.0 in
Row 1 Shoulder Room56.0 in0.0 in
Row 1 Legroom42.0 in0.0 in
Row 2 Headroom37.6 in0.0 in
Row 2 Shoulder Room54.6 in0.0 in
Row 2 Legroom35.2 in0.0 in
Cargo Volume,
Minimum
16.9 ft321.0 ft3
Cargo Volume,
Maximum
16.951.4 ft3

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Option Package Details
BMW 3-Series 330i

Navigation system
FeatureValueRequested?
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
In-vehicle Internet150Yes
Handwriting recognition200No
Siri Eyes Free support0Yes
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0Yes
Navigation system600Yes
Traffic + travel information25Yes
Remote app25Yes
Total Requested91582%
Total Not Requested20018%
Convenience Tier
FeatureValueRequested?
Sunroof900No
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Proximity key250Yes
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Total Requested55031%
Total Not Requested125069%

Option Package Details
BMW 3-Series 330e

Navigation system
FeatureValueRequested?
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
In-vehicle Internet150Yes
Handwriting recognition200No
Siri Eyes Free support0Yes
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0Yes
Navigation system600Yes
Traffic + travel information25Yes
Remote app25Yes
Total Requested91582%
Total Not Requested20018%
Convenience Tier
FeatureValueRequested?
Sunroof900No
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Proximity key250Yes
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Total Requested55031%
Total Not Requested125069%

Option Package Details
BMW 3-Series M340i

Navigation system
FeatureValueRequested?
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
In-vehicle Internet150Yes
Handwriting recognition200No
Siri Eyes Free support0Yes
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0Yes
Navigation system600Yes
Traffic + travel information25Yes
Remote app25Yes
Total Requested91582%
Total Not Requested20018%

Option Package Details
BMW 3-Series M3

Individual Extended Merino Leather
FeatureValueRequested?
Upgraded leather upholstery-450No
Leather seating surfaces450Yes
Interior trim, special color0No
Upholstered instrument panel, leather1000No
Total Requested45045%
Total Not Requested55055%
Executive Package
FeatureValueRequested?
Heated second row seats200No
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Heated steering wheel100No
Head-up display (HUD)350No
Headlight washers50No
Steering-linked headlights150No
Auto-dimming headlights200No
Semi-automated parking system500Yes
Around view cameras300No
Wide-view front camera150No
Total Requested90038%
Total Not Requested150062%

Option Package Details
Mercedes-Benz B-Class B250e

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Semi-automated parking system500Yes
Total Requested900100%
Total Not Requested00%
Premium 3 Package
FeatureValueRequested?
Rearview camera200Yes
Smartphone integration0No
Wi-Fi hotspot50No
Apple CarPlay support100Yes
Android Auto support100No
Navigation map updates, three years0Yes
DVD-compatible player0Yes
Media drive15Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
App support0Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Xenon HID headlights500Yes
Auto-dimming driver-side mirror75Yes
Compass0Yes
Surround sound250Yes
Harman/Kardon, 450W, 12 speakers (with subwoofer)350No
Satellite radio200Yes
Proximity key250Yes
Regeneration paddles100No
Radar-based brake regeneration200No
Total Requested201572%
Total Not Requested80028%
Interior Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated front seats200Yes
Upholstered instrument panel300Yes
Interior ambient lighting, configurable0No
Total Requested1400100%
Total Not Requested00%

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