BMW 3-Series Gran Turismo BMW 3-Series Gran Turismo 2018 Mercedes-Benz SLK Mercedes-Benz SLK 2015

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BMW 3-Series Gran Turismo vs. Mercedes-Benz SLK 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 Gran Turismo vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $56,045

BMW 3-Series Gran Turismo 330i   
Difference: $2,635

Lowest Total Invoice: $52,765

BMW 3-Series Gran Turismo 330i   
Difference: $1,875

Calculate Payments

  Down Payment Interest Rate Term
Model Year2018201820152015
Model3-Series Gran Turismo3-Series Gran TurismoSLKSLK
Trim330i340iSLK250SLK350
Body4dr Hatch4dr Hatch2dr Hardtop conv.2dr Hardtop conv.
Base Price $44,850 $50,700 $43,950 $57,650
Base Invoice $42,390 $47,830 $40,874 $53,615
Convenience Tier 850      
Executive Tier 3,100 3,100    
Obstacle detection, rear 600 600 970 970
Premium Tier 2,900 2,900    
Driving Assistance Package 500 500    
Metallic paint (extra cost) 550 550 720 720
Adaptive cruise control, all-speed 1,200 1,200    
Blind spot warning system 500 500    
Lighting Package     1,390 1,390
Multimedia Package     2,330 2,330
Premium 1 Package     2,590 2,590
Driver Assistance Package     2,950 2,950
Automatic climate control, front     760 760
Rear spoiler     350 350
Proximity key     650 650
Wood trim     325 325
Leather seating surfaces     770  
Convenience Tier 780      
Executive Tier 2,850 2,850    
Obstacle detection, rear 550 550 902 902
Premium Tier 2,670 2,670    
Driving Assistance Package 460 460    
Metallic paint (extra cost) 505 505 670 670
Adaptive cruise control, all-speed 1,105 1,105    
Blind spot warning system 460 460    
Lighting Package     1,293 1,293
Multimedia Package     2,167 2,167
Premium 1 Package     2,409 2,409
Driver Assistance Package     2,744 2,744
Automatic climate control, front     707 707
Rear spoiler     326 326
Proximity key     605 605
Wood trim     302 302
Leather seating surfaces     716  
Options (change) 10,200 9,350 13,805 13,035
Options (change) 9,380 8,600 12,841 12,125
Destination 995 995 925 925
Total Price $56,045 $61,045 $58,680 $71,610
Total Invoice $52,765 $57,425 $54,640 $66,665

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

Dealer Price Quotes

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Request free, no-obligation BMW 3-Series Gran Turismo dealer quotes or Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: BMW 3-Series Gran Turismo vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: BMW 3-Series Gran Turismo 330i
TrueDelta Adjusted Price Difference: $3,315
TrueDelta Adjusted Invoice Difference: $2,515
Model Year2018201820152015
Model3-Series Gran Turismo3-Series Gran TurismoSLKSLK
Trim330i340iSLK250SLK350
Body4dr Hatch4dr Hatch2dr Hardtop conv.2dr Hardtop conv.
Engine248hp I4320hp I6201hp I4302hp V6
TransmissionT8T8M6T7
DrivetrainAWDAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)205, 9600, 16500, 11500, 11
Tire (rear if not all the same)225/45-18225/45-18225/45-17225/40-18
Total Price$56,045$61,045$58,680$71,610
Adjustments for Features-680-9300-1,150
Feature-Adjusted Total Price$55,365$60,115$58,680$70,460
Cost Above Minimum$0$4,750$0$11,780
Total Invoice$52,765$57,425$54,640$66,665
Adjustments for Features-640-8750-1,071
Feature-Adjusted Total Invoice$52,125$56,550$54,640$65,594
Cost Above Minimum$0$4,425$0$10,954

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Features Comparison: BMW 3-Series Gran Turismo vs. Mercedes-Benz SLK

Model Year2018201820152015
Model3-Series Gran Turismo3-Series Gran TurismoSLKSLK
Trim330i340iSLK250SLK350
Body4dr Hatch4dr Hatch2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300  
6-speed manual  $150 
7-speed manually-shiftable automatic   $1200
AWD$1700$1700  
RWD  $0$0
Accessories 
Hands-free trunk or liftgate$100$100  
Parking guidance system - passive  $250$250
Power liftgate$350$350  
Power rear side windows$200$200  
Semi-automated parking system$500$500  
Tilt/telescoping steering wheel, manual$250$250  
Tilt/telescoping steering wheel, power  $350$350
Brakes, Airbags, and Other Safety 
Around view cameras$500$500  
Automatic braking, high-speed or partial  $200$200
Blind spot collision prevention  $150$150
Driver drowsiness monitor  $150$150
Hill descent control$250$250  
Lane departure prevention  $150$150
Pedestrian detection$50$50  
Radar- or camera-based collision preparation system  $0$0
Roll bar  $200$200
Temporary spare tire  $150$150
Tires, run-flat$150$150  
Wide-view front camera$150$150  
Cargo Management 
Air-conditioned storage compartment$50$50  
Cargo area rails w/tie downs$50$50  
Cargo cover$75$75  
Climate Control 
Automatic air recirculation$100$100  
Rear air vents with manual controls$150$150  
Engine / Motor 
Automatic start / stop$150$150  
Regenerative braking$0$0  
Exterior 
Body kit   $0
Bright-finished exhaust tip(s)  $25$25
Glass roof panel(s)  $300$300
Panoramic sunroof$1200$1200  
Power retractable hardtop  $6750$6750
Rear spoiler  $200$200
Retractable rear spoiler$400$400  
Infotainment 
4G LTE connectivity$0$0  
Handwriting recognition$200$200  
S Voice support$0$0  
Satellite radio  $200$200
Satellite radio - one year subscription$250$250  
SD Card slot  $25$25
Siri Eyes Free support$0$0  
SMS text-to-speech reader  $25$25
Surround sound $250$250$250
Telematics service, such as OnStar$200$200  
Telematics service, such as OnStar, with navigation  $225$225
Voice control for external devices$0$0  
Instruments, Lights, and Mirrors 
Fog light, rear  $100$100
Fog lights$125$125  
Head-up display (HUD)$350$350  
Headlight washers  $50$50
Illuminated visor mirror, driver$50$50  
Illuminated visor mirror, passenger$50$50  
Interior ambient lighting$150$150  
Large color reconfigurable instrument cluster display$250$250  
LED headlights$1000$1000  
Visor mirror, driver  $10$10
Visor mirror, passenger  $10$10
Xenon HID headlights  $500$500
Seats and Interior Trim 
Center armrest(s), second row$50$50  
Folding second row seats$300$300  
Leather door panel trim  $250$250
Manual recliner, second row seats$75$75  
Manual thigh support length adjuster, driver seat$50$50  
Manual thigh support length adjuster, passenger seat$50$50  
Memory system, passenger seat  $150$150
Metal pedals  $75$75
Neck-level heating, front seats  $150$150
No leather in second row  $-300$-300
Power seatback bolsters, driver seat$100$100  
Power seatback bolsters, passenger seat$100$100  
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200$200  
Transmission 
Launch control$100$100  
Steering-wheel-mounted transmission controls$100$100 $100
Total Value of Features$11,425$11,675$10,745$11,895
Value of Feature Adjustments$680$930$0$1,150
Value of Feature Adjustments-640-8750-1,071

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Specifications Comparison: BMW 3-Series Gran Turismo vs. Mercedes-Benz SLK

Model Year20182015
Model3-Series Gran TurismoSLK
Body4dr Hatch2dr Hardtop conv.
Wheelbase115.0 in95.7 in
Length190.0 in162.8 in
Width72.0 in71.5 in
Height59.4 in51.2 in
Curb Weight4,016 lb.3,242 lb.
Fuel Capacity15.8 gal.15.9 gal.
Row 1 Headroom41.3 in38.0 in
Row 1 Shoulder Room55.2 in52.2 in
Row 1 Legroom42.0 in42.5 in
Row 2 Headroom38.3 in0.0 in
Row 2 Shoulder Room54.1 in0.0 in
Row 2 Legroom39.2 in0.0 in
Cargo Volume,
Minimum
18.3 ft36.4 ft3
Cargo Volume,
Behind R2
18.4 ft36.4 ft3
Cargo Volume,
Maximum
56.5 ft310.1 ft3

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Option Package Details
BMW 3-Series Gran Turismo 330i

Convenience Tier
FeatureValueRequested?
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 Requested55061%
Total Not Requested35039%
Executive Tier
FeatureValueRequested?
Leather seating surfaces900Yes
Large color reconfigurable instrument cluster display250No
Steering-linked headlights150Yes
Auto-dimming headlights200Yes
Semi-automated parking system500No
Around view cameras300No
Wide-view front camera150No
Total Requested125051%
Total Not Requested120049%
Premium Tier
FeatureValueRequested?
Heated front seats200Yes
Head-up display (HUD)350No
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
In-vehicle Internet150Yes
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0Yes
Navigation system600Yes
Traffic + travel information25Yes
Remote app25Yes
Total Requested111567%
Total Not Requested55033%
Driving Assistance Package
FeatureValueRequested?
Lane departure warning200Yes
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Speed limit information0No
Pedestrian detection50No
Total Requested60092%
Total Not Requested508%

Option Package Details
BMW 3-Series Gran Turismo 340i

Executive Tier
FeatureValueRequested?
Leather seating surfaces900Yes
Large color reconfigurable instrument cluster display250No
Steering-linked headlights150Yes
Auto-dimming headlights200Yes
Semi-automated parking system500No
Around view cameras300No
Wide-view front camera150No
Total Requested125051%
Total Not Requested120049%
Premium Tier
FeatureValueRequested?
Heated front seats200Yes
Head-up display (HUD)350No
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15Yes
In-vehicle Internet150Yes
Handwriting recognition200No
Siri Eyes Free support0No
S Voice support0No
4G LTE connectivity0No
Navigation map updates, three years0Yes
Navigation system600Yes
Traffic + travel information25Yes
Remote app25Yes
Total Requested111567%
Total Not Requested55033%
Driving Assistance Package
FeatureValueRequested?
Lane departure warning200Yes
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Speed limit information0No
Pedestrian detection50No
Total Requested60092%
Total Not Requested508%

Option Package Details
Mercedes-Benz SLK SLK250

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Parking guidance system - passive250Yes
Total Requested650100%
Total Not Requested00%
Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces900Yes
Leather door panel trim250No
No leather in second row-300No
Total Requested900106%
Total Not Requested-50-6%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200Yes
Total Requested85094%
Total Not Requested506%
Multimedia Package
FeatureValueRequested?
DVD-compatible player0Yes
Media drive15Yes
Traffic + travel information25Yes
SD Card slot25No
In-vehicle Internet150Yes
App support0Yes
Navigation map updates, three years0Yes
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested89097%
Total Not Requested253%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
Remote window/roof operation15Yes
Neck-level heating, front seats150No
iPod integration100Yes
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested76560%
Total Not Requested50040%
Driver Assistance Package
FeatureValueRequested?
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Lane departure prevention system150No
Automatic braking, low-speed200Yes
Automatic braking, high-speed200No
Forward collision warning200Yes
Blind spot intervention150No
Radar- or camera-based collision preparation system0No
Lane departure warning system200Yes
Total Requested150075%
Total Not Requested50025%

Option Package Details
Mercedes-Benz SLK SLK350

Automatic climate control, front
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125Yes
Total Requested325100%
Total Not Requested00%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Parking guidance system - passive250Yes
Total Requested650100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200Yes
Total Requested85094%
Total Not Requested506%
Multimedia Package
FeatureValueRequested?
DVD-compatible player0Yes
Media drive15Yes
Traffic + travel information25Yes
SD Card slot25No
In-vehicle Internet150Yes
App support0Yes
Navigation map updates, three years0Yes
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested89097%
Total Not Requested253%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
Remote window/roof operation15Yes
Neck-level heating, front seats150No
iPod integration100Yes
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested76560%
Total Not Requested50040%
Driver Assistance Package
FeatureValueRequested?
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Lane departure prevention system150No
Automatic braking, low-speed200Yes
Automatic braking, high-speed200No
Forward collision warning200Yes
Blind spot intervention150No
Radar- or camera-based collision preparation system0No
Lane departure warning system200Yes
Total Requested150075%
Total Not Requested50025%

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