BMW 3-Series BMW 3-Series 2020 Mercedes-Benz SL Mercedes-Benz SL 2008

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BMW 3-Series vs. Mercedes-Benz SL 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 SL Invoice Comparison

Lowest Total Price: $49,645

BMW 3-Series 330i   
Difference: $55,060

Calculate Payments

  Down Payment Interest Rate Term
Model Year202020202008200820082008
Model3-Series3-SeriesSLSLSLSL
Trim330iM340iSL550SL600SL55 AMGSL65 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $40,750 $54,000 $95,300 $133,200 $129,300 $187,200
Navigation system 1,700 1,700        
Convenience Tier 1,750          
Luxury Design 0 0        
Obstacle detection, rear 750 750 1,130 1,130 1,130 1,130
Metallic paint (extra cost) 550 550        
Leather seating surfaces 1,450 1,450        
Heated front seats 500 500        
Adaptive cruise control, all-speed 1,200 1,200        
Premium I Package     3,170      
Voice control for nav and audio     510 510 510 510
Adaptive cruise control     2,200 2,200 2,200 2,200
Tires, run-flat     220 220    
Wood trim         0 0
Navigation system 1,565 1,565        
Convenience Tier 1,610          
Luxury Design 0 0        
Obstacle detection, rear 690 690 1,051 1,051 1,051 1,051
Metallic paint (extra cost) 505 505        
Leather seating surfaces 1,335 1,335        
Heated front seats 460 460        
Adaptive cruise control, all-speed 1,105 1,105        
Premium I Package     2,948      
Voice control for nav and audio     474 474 474 474
Adaptive cruise control     2,046 2,046 2,046 2,046
Tires, run-flat     205 205    
Wood trim         0 0
Options (change) 7,900 6,150 7,230 4,060 3,840 3,840
Options (change) 7,270 5,660 6,724 3,776 3,571 3,571
Destination 995 995 875 875 875 875
Gas Tax 0 0 1,300 2,600 2,600 2,600
Total Price $49,645 $61,145 $104,705 $140,735 $136,615 $194,515

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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 SL

Lowest Adjusted Price: BMW 3-Series 330i
Lowest Adjusted Invoice: BMW 3-Series M340i
TrueDelta Adjusted Price Difference: $45,450
TrueDelta Adjusted Invoice Difference: $81,949
Model Year202020202008200820082008
Model3-Series3-SeriesSLSLSLSL
Trim330iM340iSL550SL600SL55 AMGSL65 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine255hp I4382hp I6382hp V8510hp V12510hp V8604hp V12
TransmissionT8T8T7T5T5T5
DrivetrainRWDRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)205, 9600, 16250, 8250, 8250, 8250, 8
Tire (rear if not all the same)225/45-18225/45-18255/40-18255/40-18255/35-19255/35-19
Total Price$49,645$61,145$104,705$140,735$136,615$194,515
Adjustments for Features0-250-9,610-10,410-9,410-10,360
Feature-Adjusted Total Price$49,645$60,895$95,095$130,325$127,205$184,155
Cost Above Minimum$0$11,250$0$35,230$32,110$89,060

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Features Comparison: BMW 3-Series vs. Mercedes-Benz SL

Model Year202020202008200820082008
Model3-Series3-SeriesSLSLSLSL
Trim330iM340iSL550SL600SL55 AMGSL65 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300    
7-speed manually-shiftable automatic  $1200   
5-speed manually-shiftable automatic   $1000$1000$1000
RWD$0$0$0$0$0$0
Accessories 
Adaptive cruise control  $600$600$600$600
Adaptive cruise control, all-speed$850$850    
Hands-free trunk or liftgate$100$100    
Power rear side windows$200$200    
Power trunk closer   $350 $350
Proximity key$250$250$250$250 $250
Remote app$25$25    
Tilt/telescoping steering wheel, manual$250$250    
Tilt/telescoping steering wheel, power  $350$350$350$350
Wind blocker, small  $100$100$100$100
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests  $500$500$500$500
Forward collision warning$200$200    
Knee airbag, passenger$75$75    
Rearview camera$200$200    
Side curtain airbags$350$350    
Temporary spare tire  $150$150$150$150
Tires, run-flat$150$150$150$150  
Cargo Management 
Storage compartment under front seat(s)  $50$50$50$50
Climate Control 
Rear air vents with manual controls$150$150    
Wiper de-icer  $25$25$25$25
Engine / Motor 
Automatic start / stop$150$150    
Regenerative braking$0$0    
Exterior 
Body kit    $0$0
Power retractable hardtop  $6750$6750$6750$6750
Sunroof$900$900    
Infotainment 
4G LTE connectivity$0$0    
App support$0$0    
Aux input$50$50    
Bluetooth audio streaming$25$25    
CD changer, remote  $200$200$200$200
DVD-compatible player$0$0    
Handwriting recognition$200$200    
HD radio$50$50    
In-vehicle Internet$150$150    
Media drive$15$15    
Navigation map updates, three years$0$0    
S Voice support$0$0    
Satellite radio  $200$200$200$200
Satellite radio - one year subscription$250$250    
Siri Eyes Free support$0$0    
Surround sound $250$250$250$250$250
Traffic + travel information$25$25    
USB port$25$25    
Voice control for external devices$0$0    
Instruments, Lights, and Mirrors 
Compass$0$0    
Cornering lights  $50$50 $50
Fog light, rear  $100$100$100$100
Headlight washers  $50$50$50$50
LED headlights$1000$1000    
Power-folding mirrors$50$50    
Xenon HID headlights  $500$500$500$500
Seats and Interior Trim 
Center armrest(s), second row$50$50    
Cooled or ventilated front seats  $300$300 $300
Folding second row seats$300$300    
Leather door panel trim  $250$250$250$250
Leather-wrapped steering wheel$150$150$150   
Manual thigh support length adjuster, driver seat$50$50    
Manual thigh support length adjuster, passenger seat$50$50    
Memory system, passenger seat  $150$150$150$150
Metal pedals  $75$75$75$75
No leather in second row  $-300$-300$-300$-300
Power headrest height adjuster, driver seat  $50$50$50$50
Power headrest height adjuster, passenger seat  $50$50$50$50
Power thigh support length adjuster, driver seat  $100$100$100$100
Power thigh support length adjuster, passenger seat  $100$100$100$100
Synthetic suede headliner   $650$650$650
Synthetic suede steering wheel    $150$150
Upholstered instrument panel, leather  $1000$1000$1000$1000
Wood/leather-wrapped steering wheel   $150  
Suspension, Wheels, and Tires 
Adaptive hydraulic struts, auto-leveling and ht. adjustable  $4000$4000$4000$4000
Electronic systems calibration selector$200$200    
Sport suspension (upgrade)    $0$0
Transmission 
Steering-wheel-mounted transmission controls    $100$100
Total Value of Features$7,790$8,040$17,400$18,200$17,200$18,150
Value of Feature Adjustments$0$250$9,610$10,410$9,410$10,360
Value of Feature Adjustments0-27-8,951-9,699-8,768-9,648

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Specifications Comparison: BMW 3-Series vs. Mercedes-Benz SL

Model Year20202008
Model3-SeriesSL
Body4dr Sedan2dr Hardtop conv.
Wheelbase112.2 in100.8 in
Length185.7 in178.5 in
Width71.9 in71.5 in
Height56.8 in51.0 in
Curb Weight3,590 lb.4,221 lb.
Fuel Capacity15.6 gal.21.1 gal.
Row 1 Headroom38.7 in37.7 in
Row 1 Shoulder Room56.0 in54.0 in
Row 1 Hip Room0.0 in53.9 in
Row 1 Legroom42.0 in42.9 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 ft37.3 ft3
Cargo Volume,
Maximum
16.910.2 ft3

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Option Package Details
BMW 3-Series 330i

Navigation system
FeatureValueRequested?
DVD-compatible player0No
Voice control for nav and audio100Yes
Media drive15No
In-vehicle Internet150No
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0No
Remote app25No
Navigation system600Yes
Traffic + travel information25No
Total Requested70063%
Total Not Requested41537%
Convenience Tier
FeatureValueRequested?
Sunroof900No
Proximity key250Yes
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Total Requested55031%
Total Not Requested125069%
Luxury Design
FeatureValueRequested?
Additional chrome trim0No
Bright-finished exhaust tip(s)25Yes
Chrome interior accents (optional)0No
Total Requested25100%
Total Not Requested00%

Option Package Details
BMW 3-Series M340i

Navigation system
FeatureValueRequested?
DVD-compatible player0No
Voice control for nav and audio100Yes
Media drive15No
In-vehicle Internet150No
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0No
Remote app25No
Navigation system600Yes
Traffic + travel information25No
Total Requested70063%
Total Not Requested41537%
Luxury Design
FeatureValueRequested?
Additional chrome trim0No
Bright-finished exhaust tip(s)25Yes
Chrome interior accents (optional)0No
Total Requested25100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SL SL550

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%
Premium I Package
FeatureValueRequested?
Cooled or ventilated front seats300No
Cornering lights50No
Proximity key250Yes
Power 4-way lumbar adjuster, driver seat50Yes
Power seatback bolsters, driver100Yes
Power 4-way lumbar adjuster, passenger seat50Yes
Power seatback bolsters, passenger seat100Yes
Front sport buckets100Yes
Total Requested65065%
Total Not Requested35035%

Option Package Details
Mercedes-Benz SL SL600

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SL SL55 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SL SL65 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%

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