Mercedes-Benz SLK Mercedes-Benz SLK 2015 Audi A3 / S3 Audi A3 / S3 2016

We are 103,000+ car owners sharing real-world car information.

Join Us

Mercedes-Benz SLK vs. Audi A3 / S3 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. Audi A3 / S3 Invoice Comparison

Lowest Total Price: $47,145

Audi A3 / S3 A3 1.8 TFSI   
Difference: $10,860

Lowest Total Invoice: $43,910

Audi A3 / S3 A3 1.8 TFSI   
Difference: $10,102

Calculate Payments

  Down Payment Interest Rate Term
Model Year2015201520162016
ModelSLKSLKA3 / S3A3 / S3
TrimSLK250SLK350A3 1.8 TFSIA3 2.0 TFSI
Body2dr Hardtop conv.2dr Hardtop conv.2dr Convertible2dr Convertible
Base Price $43,950 $57,650 $36,600 $39,600
Base Invoice $40,874 $53,615 $34,038 $36,828
Premium 1 Package 2,590 2,590    
Obstacle detection, rear 970 970    
Automatic climate control, front 760 760    
Multimedia Package 2,330 2,330    
Lighting Package 1,390 1,390    
Driver Assistance Package 2,950 2,950    
Metallic paint (extra cost) 720 720 575 575
Leather seating surfaces 770      
Proximity key 650 650    
Prestige Package     6,150 6,150
Premium Plus Package     2,700 2,700
Metal pedals     195 195
Premium 1 Package 2,409 2,409    
Obstacle detection, rear 902 902    
Automatic climate control, front 707 707    
Multimedia Package 2,167 2,167    
Lighting Package 1,293 1,293    
Driver Assistance Package 2,744 2,744    
Metallic paint (extra cost) 670 670 536 536
Leather seating surfaces 716      
Proximity key 605 605    
Prestige Package     5,718 5,718
Premium Plus Package     2,512 2,512
Metal pedals     181 181
Options (change) 13,130 12,360 9,620 9,620
Options (change) 12,213 11,497 8,947 8,947
Destination 925 925 925 925
Total Price $58,005 $70,935 $47,145 $50,145
Total Invoice $54,012 $66,037 $43,910 $46,700

Return to top

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

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Mercedes-Benz SLK dealer quotes or Audi A3 / S3 dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: Mercedes-Benz SLK vs. Audi A3 / S3

Lowest Adjusted Price and Invoice: Audi A3 / S3 A3 1.8 TFSI
TrueDelta Adjusted Price Difference: $8,035
TrueDelta Adjusted Invoice Difference: $7,471
Model Year2015201520162016
ModelSLKSLKA3 / S3A3 / S3
TrimSLK250SLK350A3 1.8 TFSIA3 2.0 TFSI
Body2dr Hardtop conv.2dr Hardtop conv.2dr Convertible2dr Convertible
Engine201hp I4302hp V6170hp I4220hp I4
TransmissionM6T7S6S6
DrivetrainRWDRWDFWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)500, 11500, 11625, 13625, 13
Tire (rear if not all the same)225/45-17225/40-18225/40-18225/40-18
Total Price$58,005$70,935$47,145$50,145
Adjustments for Features-2,825-3,9750-1,550
Feature-Adjusted Total Price$55,180$66,960$47,145$48,595
Cost Above Minimum$0$11,780$0$1,450
Total Invoice$54,012$66,037$43,910$46,700
Adjustments for Features-2,631-3,7010-1,444
Feature-Adjusted Total Invoice$51,381$62,336$43,910$45,256
Cost Above Minimum$0$10,955$0$1,346

Return to top

Features Comparison: Mercedes-Benz SLK vs. Audi A3 / S3

Model Year2015201520162016
ModelSLKSLKA3 / S3A3 / S3
TrimSLK250SLK350A3 1.8 TFSIA3 2.0 TFSI
Body2dr Hardtop conv.2dr Hardtop conv.2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manual$150   
7-speed manually-shiftable automatic $1200  
6-speed automated manual  $1100$1100
RWD$0$0  
FWD  $0 
AWD   $1700
Accessories 
Parking guidance system - passive$250$250  
Power rear side windows  $200$200
Remote app$25$25  
Remote window/roof operation$15$15  
Tilt/telescoping steering wheel, manual  $250$250
Tilt/telescoping steering wheel, power$350$350  
Universal garage door opener$100$100  
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests  $500$500
Automatic braking, high-speed or partial$200$200  
Blind spot collision prevention$150$150  
Driver drowsiness monitor$150$150  
Lane departure prevention$150$150  
Lane departure prevention, steering-based  $200$200
Rearview camera  $200$200
Roll bar$200$200  
Secondary collision brake assist  $25$25
Side curtain airbags$350$350  
Temporary spare tire$150$150$150 
Torque vectoring, brake-based  $100$100
Cargo Management 
Second-row low console  $100$100
Climate Control 
Automatic air recirculation  $100$100
Rear air vents  $100$100
Residual heat$50$50  
Exterior 
Body kit $0$0$0
Glass roof panel(s)$300$300  
Power convertible top  $4000$4000
Power retractable hardtop$6750$6750  
Infotainment 
4G LTE connectivity  $0$0
App support$0$0  
Aux input$50$50  
CD player$125$125  
Handwriting recognition  $200$200
iPod integration  $100$100
Media drive$15$15  
Navigation map updates, three years$0$0  
SMS text-to-speech reader$25$25  
Telematics service, such as OnStar, with navigation$225$225  
USB port$25$25  
Wi-Fi hotspot  $50$50
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200$200  
Cornering lights  $50$50
Headlight washers$50$50  
Illuminated visor mirror, driver  $50$50
Illuminated visor mirror, passenger  $50$50
Interior ambient lighting  $150$150
LED headlights  $1000$1000
Mirror tilt-down in reverse$25$25  
Steering-linked headlights$150$150  
Visor mirror, driver$10$10  
Visor mirror, passenger$10$10  
Xenon HID headlights$500$500  
Seats and Interior Trim 
Folding second row seats  $300$300
Leather door panel trim$250$250  
Manual height adjuster, driver seat  $50$50
Manual height adjuster, passenger seat  $50$50
Manual tilt adjuster, driver seat  $50$50
Manual tilt adjuster, passenger seat  $50$50
Memory system, driver seat$200$200  
Memory system, passenger seat$150$150  
Neck-level heating, front seats$150$150  
No leather in second row$-300$-300  
Power fore-aft adjuster, driver seat$100$100  
Power fore-aft adjuster, passenger seat$100$100  
Power height adjuster, driver seat$100$100  
Power height adjuster, passenger seat$100$100  
Power recliner, driver seat$100$100  
Power recliner, passenger seat$100$100  
Power tilt adjuster, driver seat$100$100  
Power tilt adjuster, passenger seat$100$100  
Transmission 
Steering-wheel-mounted transmission controls $100  
Total Value of Features$12,000$13,150$9,175$10,725
Value of Feature Adjustments$2,825$3,975$0$1,550
Value of Feature Adjustments-2,631-3,7010-1,444

Return to top

Specifications Comparison: Mercedes-Benz SLK vs. Audi A3 / S3

Model Year20152016
ModelSLKA3 / S3
Body2dr Hardtop conv.2dr Convertible
Wheelbase95.7 in102.2 in
Length162.8 in175.4 in
Width71.5 in70.2 in
Height51.2 in55.5 in
Curb Weight3,242 lb.3,397 lb.
Fuel Capacity15.9 gal.13.2 gal.
Row 1 Headroom38.0 in37.4 in
Row 1 Shoulder Room52.2 in54.8 in
Row 1 Legroom42.5 in41.2 in
Row 2 Headroom0.0 in36.3 in
Row 2 Shoulder Room0.0 in45.7 in
Row 2 Legroom0.0 in31.9 in
Cargo Volume,
Minimum
6.4 ft37.1 ft3
Cargo Volume,
Maximum
10.1 ft39.9 ft3

Return to top

Option Package Details
Mercedes-Benz SLK SLK250

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%
Multimedia Package
FeatureValueRequested?
DVD-compatible player0Yes
Media drive15No
Traffic + travel information25Yes
SD Card slot25Yes
In-vehicle Internet150Yes
App support0No
Navigation map updates, three years0No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested90098%
Total Not Requested152%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Total Requested50056%
Total Not Requested40044%
Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Lane departure prevention system150Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200No
Forward collision warning200Yes
Blind spot intervention150No
Total Requested165083%
Total Not Requested35017%

Option Package Details
Mercedes-Benz SLK SLK350

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%
Multimedia Package
FeatureValueRequested?
DVD-compatible player0Yes
Media drive15No
Traffic + travel information25Yes
SD Card slot25Yes
In-vehicle Internet150Yes
App support0No
Navigation map updates, three years0No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested90098%
Total Not Requested152%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Total Requested50056%
Total Not Requested40044%
Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Lane departure prevention system150Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200No
Forward collision warning200Yes
Blind spot intervention150No
Total Requested165083%
Total Not Requested35017%

Option Package Details
Audi A3 / S3 A3 1.8 TFSI

Prestige Package
FeatureValueRequested?
Cornering lights50No
LED headlights500No
Bang & Olufsen, 625W, 13 speakers (with subwoofer)350No
Interior ambient lighting150No
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Lane departure prevention system, steering-based200No
Auto-dimming driver-side mirror75Yes
Surround sound250Yes
Power-folding mirrors50Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Body kit0Yes
Sport front fascia (optional)0No
Sport rear fascia, e.g. diffuser (optional)0No
Door sill trim plates100Yes
Handwriting recognition200No
Speed limit information0No
4G LTE connectivity0No
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
Wi-Fi hotspot50No
Total Requested285066%
Total Not Requested150034%
Premium Plus Package
FeatureValueRequested?
Proximity key250Yes
225/40HR18 tires400No
Heated front seats200Yes
Auto-dimming rearview mirror150Yes
Compass0Yes
iPod integration100Yes
Total Requested70064%
Total Not Requested40036%

Option Package Details
Audi A3 / S3 A3 2.0 TFSI

Prestige Package
FeatureValueRequested?
Cornering lights50No
LED headlights500No
Bang & Olufsen, 625W, 13 speakers (with subwoofer)350No
Interior ambient lighting150No
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Lane departure prevention system, steering-based200No
Auto-dimming driver-side mirror75Yes
Surround sound250Yes
Power-folding mirrors50Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Body kit0Yes
Sport front fascia (optional)0No
Sport rear fascia, e.g. diffuser (optional)0No
Door sill trim plates100Yes
Handwriting recognition200No
Speed limit information0No
4G LTE connectivity0No
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
Wi-Fi hotspot50No
Total Requested285066%
Total Not Requested150034%
Premium Plus Package
FeatureValueRequested?
Proximity key250Yes
225/40HR18 tires400No
Heated front seats200Yes
Auto-dimming rearview mirror150Yes
Compass0Yes
iPod integration100Yes
Total Requested70064%
Total Not Requested40036%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Convertibles
See TrueDelta's information for all Mercedes-Benz models.