Mercedes-Benz SLK Mercedes-Benz SLK 2015 Mazda Mazda6 Mazda Mazda6 2018

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Mercedes-Benz SLK vs. Mazda Mazda6 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.

Mercedes-Benz SLK vs. Mazda Mazda6 Invoice Comparison

Lowest Total Price: $35,770

Mazda Mazda6 Signature   
Difference: $22,910

Calculate Payments

  Down Payment Interest Rate Term
Model Year201520152018
ModelSLKSLKMazda6
TrimSLK250SLK350Signature
Body2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Base Price $43,950 $57,650 $34,750
Lighting Package 1,390 1,390  
Driver Assistance Package 2,950 2,950  
Automatic climate control, front 760 760  
Multimedia Package 2,330 2,330  
Premium 1 Package 2,590 2,590  
Obstacle detection, rear 970 970  
Leather seating surfaces 770    
Metallic paint (extra cost) 720 720  
Rear spoiler 350 350  
Proximity key 650 650  
Wood trim 325 325  
Door sill trim plates     125
Lighting Package 1,293 1,293  
Driver Assistance Package 2,744 2,744  
Automatic climate control, front 707 707  
Multimedia Package 2,167 2,167  
Premium 1 Package 2,409 2,409  
Obstacle detection, rear 902 902  
Leather seating surfaces 716    
Metallic paint (extra cost) 670 670  
Rear spoiler 326 326  
Proximity key 605 605  
Wood trim 302 302  
Door sill trim plates     100
Options (change) 13,805 13,035 125
Options (change) 12,841 12,125 100
Destination 925 925 895
Total Price $58,680 $71,610 $35,770

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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 Mercedes-Benz SLK dealer quotes or Mazda Mazda6 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercedes-Benz SLK vs. Mazda Mazda6

Lowest Adjusted Price and Invoice: Mazda Mazda6 Signature
TrueDelta Adjusted Price Difference: $18,895
TrueDelta Adjusted Invoice Difference: $49,906
Model Year201520152018
ModelSLKSLKMazda6
TrimSLK250SLK350Signature
Body2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Engine201hp I4302hp V6250hp I4
TransmissionM6T7T6
DrivetrainRWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)500, 11500, 11231, 11
Tire (rear if not all the same)225/45-17225/40-18225/45-19
Total Price$58,680$71,610$35,770
Adjustments for Features-4,015-5,1650
Feature-Adjusted Total Price$54,665$66,445$35,770
Cost Above Minimum$0$11,780$0

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Features Comparison: Mercedes-Benz SLK vs. Mazda Mazda6

Model Year201520152018
ModelSLKSLKMazda6
TrimSLK250SLK350Signature
Body2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
6-speed manual$150  
7-speed manually-shiftable automatic $1200 
6-speed manually-shiftable automatic  $1100
RWD$0$0 
FWD  $0
Accessories 
Heated steering wheel  $100
Parking guidance system - passive$250$250 
Power rear side windows  $200
Remote app$25$25 
Remote window/roof operation$15$15 
Tilt/telescoping steering wheel, manual  $250
Tilt/telescoping steering wheel, power$350$350 
Brakes, Airbags, and Other Safety 
911 assist  $25
Around view cameras  $500
Blind spot collision prevention$150$150 
Cross-traffic warning, rear  $100
Driver drowsiness monitor$150$150 
Following distance indicator  $25
G-vectoring control  $100
Knee airbag, driver$75$75 
Knee airbag, passenger$75$75 
Lane departure prevention$150$150 
Lane departure prevention, steering-based  $200
Radar- or camera-based collision preparation system$0$0 
Roll bar$200$200 
Cargo Management 
Overhead sunglass holder  $25
Climate Control 
Heated windshield washer nozzles$15$15 
Rear air vents  $100
Residual heat$50$50 
Wiper de-icer  $25
Exterior 
Body kit $0 
Glass roof panel(s)$300$300 
Laminated front side windows  $200
Power retractable hardtop$6750$6750 
Sunroof  $900
Infotainment 
Android Auto support  $100
Apple CarPlay support  $100
CD player$125$125 
DVD-compatible player$0$0 
In-vehicle Internet$150$150 
Media drive$15$15 
MP3-compatible player$50$50 
Navigation map updates, three years$0$0 
SD Card slot$25$25 
Telematics service, such as OnStar, with navigation$225$225 
Traffic + travel information$25$25 
Traffic information  $25
Instruments, Lights, and Mirrors 
Compass$0$0 
Fog light, rear$100$100 
Fog lights  $125
Head-up display (HUD)  $350
Headlight washers$50$50 
Illuminated visor mirror, driver  $50
Illuminated visor mirror, passenger  $50
LED headlights, single projector or low beam only  $750
Mirror tilt-down in reverse$25$25 
Power-folding mirrors$50$50 
Road sign information  $75
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
Cooled or ventilated front seats  $300
Folding second row seats  $300
Heated second row seats  $200
Interior trim, special color  $0
Leather door panel trim$250$250 
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 4-way lumbar adjuster, driver seat$150$150 
Power 4-way lumbar adjuster, passenger seat$150$150 
Power lumbar adjuster, driver seat  $100
Power tilt adjuster, passenger seat$100$100 
Synthetic suede door panel trim  $250
Transmission 
Steering-wheel-mounted transmission controls $100$100
Total Value of Features$10,790$11,940$6,775
Value of Feature Adjustments$4,015$5,165$0
Value of Feature Adjustments-3,739-4,8080

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Specifications Comparison: Mercedes-Benz SLK vs. Mazda Mazda6

Model Year20152018
ModelSLKMazda6
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in111.4 in
Length162.8 in191.5 in
Width71.5 in72.4 in
Height51.2 in57.1 in
Curb Weight3,242 lb.3,241 lb.
Fuel Capacity15.9 gal.16.4 gal.
Row 1 Headroom38.0 in38.4 in
Row 1 Shoulder Room52.2 in57.1 in
Row 1 Hip Room0.0 in56.1 in
Row 1 Legroom42.5 in42.2 in
Row 2 Headroom0.0 in37.1 in
Row 2 Shoulder Room0.0 in55.5 in
Row 2 Hip Room0.0 in56.1 in
Row 2 Legroom0.0 in38.7 in
Cargo Volume,
Minimum
6.4 ft314.8 ft3
Cargo Volume,
Maximum
10.1 ft314.8 ft3

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Option Package Details
Mercedes-Benz SLK SLK250

Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200Yes
Total Requested85094%
Total Not Requested506%
Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0No
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Lane departure prevention system150Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200Yes
Forward collision warning200Yes
Blind spot intervention150No
Total Requested185093%
Total Not Requested1507%
Multimedia Package
FeatureValueRequested?
DVD-compatible player0No
Media drive15No
Traffic + travel information25Yes
SD Card slot25No
In-vehicle Internet150No
App support0Yes
Navigation map updates, three years0No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested72579%
Total Not Requested19021%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
Remote window/roof operation15No
Neck-level heating, front seats150No
iPod integration100Yes
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested75059%
Total Not Requested51541%

Option Package Details
Mercedes-Benz SLK SLK350

Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200Yes
Total Requested85094%
Total Not Requested506%
Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0No
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Lane departure prevention system150Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200Yes
Forward collision warning200Yes
Blind spot intervention150No
Total Requested185093%
Total Not Requested1507%
Multimedia Package
FeatureValueRequested?
DVD-compatible player0No
Media drive15No
Traffic + travel information25Yes
SD Card slot25No
In-vehicle Internet150No
App support0Yes
Navigation map updates, three years0No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested72579%
Total Not Requested19021%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
Remote window/roof operation15No
Neck-level heating, front seats150No
iPod integration100Yes
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested75059%
Total Not Requested51541%

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