Mercedes-Benz SLK Mercedes-Benz SLK 2015 Audi A3 Audi A3 2006

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

Join Us

Mercedes-Benz SLK vs. Audi A3 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 Invoice Comparison

Lowest Total Price: $33,370

Audi A3 2.0T   
Difference: $16,295

Lowest Total Invoice: $30,930

Audi A3 2.0T   
Difference: $15,325

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152015201520062006
ModelSLKSLKSLKA3A3
TrimSLK250SLK350SLK55 AMG2.0T3.2 S line
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Hatch4dr Hatch
Base Price $43,950 $57,650 $70,900 $24,740 $33,980
Base Invoice $40,874 $53,615 $65,937 $22,998 $31,561
Automatic climate control, front 760 760 760    
Lighting Package 1,390 1,390      
Becker Map Pilot 800 800 800    
Metallic paint (extra cost) 720 720 720 450 450
Leather seating surfaces 770        
Rear spoiler 350 350      
Cold Weather Package       700 700
Sport Package       1,800  
Convenience Package       675  
Navigation system       1,950 1,950
Sound Package       900  
Satellite radio       350 350
Bluetooth cell phone link       435 435
Xenon HID headlights       650 800
Automatic climate control, front 707 707 707    
Lighting Package 1,293 1,293      
Becker Map Pilot 744 744 744    
Metallic paint (extra cost) 670 670 670 410 410
Leather seating surfaces 716        
Rear spoiler 326 326      
Cold Weather Package       637 637
Sport Package       1,638  
Convenience Package       614  
Navigation system       1,787 1,775
Sound Package       819  
Satellite radio       319 319
Bluetooth cell phone link       396 396
Xenon HID headlights       592 728
Options (change) 4,790 4,020 2,280 7,910 4,685
Options (change) 4,456 3,740 2,121 7,212 4,265
Destination 925 925 925 720 720
Total Price $49,665 $62,595 $74,105 $33,370 $39,385
Total Invoice $46,255 $58,280 $68,983 $30,930 $36,546

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 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

Lowest Adjusted Price and Invoice: Audi A3 2.0T
TrueDelta Adjusted Price Difference: $7,890
TrueDelta Adjusted Invoice Difference: $7,497
Model Year20152015201520062006
ModelSLKSLKSLKA3A3
TrimSLK250SLK350SLK55 AMG2.0T3.2 S line
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Hatch4dr Hatch
Engine201hp I4302hp V6415hp V8200hp I4250hp V6
TransmissionM6T7T7M6S6
DrivetrainRWDRWDRWDFWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 8?, 8500, 11195, 10195, 10
Tire (rear if not all the same)225/45-17225/40-18235/40-18225/45-17225/45-17
Total Price$49,665$62,595$74,105$33,370$39,385
Adjustments for Features-8,405-9,555-11,1450-3,300
Feature-Adjusted Total Price$41,260$53,040$62,960$33,370$36,085
Cost Above Minimum$0$11,780$21,700$0$2,715
Total Invoice$46,255$58,280$68,983$30,930$36,546
Adjustments for Features-7,828-8,896-10,3750-3,062
Feature-Adjusted Total Invoice$38,427$49,384$58,608$30,930$33,484
Cost Above Minimum$0$10,957$20,181$0$2,554

Return to top

Features Comparison: Mercedes-Benz SLK vs. Audi A3

Model Year20152015201520062006
ModelSLKSLKSLKA3A3
TrimSLK250SLK350SLK55 AMG2.0T3.2 S line
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Hatch4dr Hatch
Transmission and Drivetrain 
6-speed manual$150  $150 
7-speed manually-shiftable automatic $1200$1200  
6-speed automated manual    $1100
RWD$0$0$0  
FWD   $0 
AWD    $1700
Accessories 
Power rear side windows   $200$200
Remote app$25$25$25  
Remote window/roof operation  $15  
Tilt/telescoping steering wheel, manual   $250$250
Tilt/telescoping steering wheel, power$350$350$350  
Brakes, Airbags, and Other Safety 
Driver drowsiness monitor$150$150$150  
Knee airbag, driver$75$75$75  
Knee airbag, passenger$75$75$75  
Roll bar$200$200$200  
Tire-pressure monitor$75$75$75  
Torque vectoring, brake-based  $100  
Cargo Management 
Cargo cover   $75$75
Cargo net   $40$40
Rear seat pass-through   $100$100
Ski sack   $50$50
Storage compartment under front seat(s)   $50$50
Climate Control 
Rear wiper   $175$175
Residual heat$50$50$50  
Engine / Motor 
Automatic start / stop  $150  
Dual-mode exhaust, switchable  $500  
Exterior 
Body kit $0$0  
Bodyside moldings   $75$75
Glass roof panel(s)$300$300$300  
Power retractable hardtop$6750$6750$6750  
Infotainment 
Aux input$50$50$50  
Bluetooth audio streaming$25$25$25  
CD changer, remote   $200$200
CD player$125$125$125  
HD radio$50$50$50  
Satellite radio  $200$200$200
SMS text-to-speech reader$25$25$25  
Surround sound  $250  
Telematics service, such as OnStar, with navigation$225$225$225  
Traffic information$25$25$25  
Voice control for nav and audio$100$100$100  
Instruments, Lights, and Mirrors 
Analog clock  $25  
Auto-dimming driver-side mirror$75$75$75  
Auto-dimming headlights$200$200$200  
Fog lights   $125$125
Headlight washers$50$50$50  
Illuminated visor mirror, driver   $50$50
Illuminated visor mirror, passenger   $50$50
Mirror tilt-down in reverse$25$25$25  
Power-folding mirrors$50$50$50  
Steering-linked headlights$150$150$150 $150
Visor mirror, driver$10$10$10  
Visor mirror, passenger$10$10$10  
Seats and Interior Trim 
Center armrest(s), second row   $50$50
Folding second row seats   $300$300
Heated front seats  $200$200$200
Manual height adjuster, driver seat   $50 
Manual height adjuster, passenger seat   $50$50
Memory system, driver seat$200$200$200  
Memory system, passenger seat$150$150$150  
Neck-level heating, front seats  $150  
Power 4-way lumbar adjuster, driver seat$150$150$150 $150
Power 4-way lumbar adjuster, passenger seat$150$150$150  
Power fore-aft adjuster, driver seat$100$100$100 $100
Power fore-aft adjuster, passenger seat$100$100$100  
Power height adjuster, driver seat$100$100$100 $100
Power height adjuster, passenger seat$100$100$100  
Power recliner, driver seat$100$100$100 $100
Power recliner, passenger seat$100$100$100  
Power tilt adjuster, driver seat$100$100$100 $100
Power tilt adjuster, passenger seat$100$100$100  
Synthetic suede inserts in leather seating surfaces  $0  
Suspension, Wheels, and Tires 
Sport suspension (upgrade)  $0$0$0
Transmission 
Steering-wheel-mounted transmission controls $100$100  
Total Value of Features$10,845$11,995$13,585$2,440$5,740
Value of Feature Adjustments$8,405$9,555$11,145$0$3,300
Value of Feature Adjustments-7,828-8,896-10,3750-3,062

Return to top

Specifications Comparison: Mercedes-Benz SLK vs. Audi A3

Model Year20152006
ModelSLKA3
Body2dr Hardtop conv.4dr Hatch
Wheelbase95.7 in101.5 in
Length162.8 in168.7 in
Width71.5 in69.5 in
Height51.2 in56.0 in
Curb Weight3,242 lb.3,264 lb.
Fuel Capacity15.9 gal.15.0 gal.
Row 1 Headroom38.0 in38.1 in
Row 1 Shoulder Room52.2 in54.3 in
Row 1 Legroom42.5 in41.2 in
Row 2 Headroom0.0 in36.9 in
Row 2 Shoulder Room0.0 in52.8 in
Row 2 Legroom0.0 in34.8 in
Cargo Volume,
Minimum
6.4 ft313.1 ft3
Cargo Volume,
Maximum
10.1 ft354.6 ft3

Return to top

Option Package Details
Mercedes-Benz SLK SLK250

Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Total Requested65072%
Total Not Requested25028%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Traffic information25No
Total Requested60083%
Total Not Requested12517%

Option Package Details
Mercedes-Benz SLK SLK350

Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Total Requested65072%
Total Not Requested25028%
Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Traffic information25No
Total Requested60083%
Total Not Requested12517%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Becker Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Traffic information25No
Total Requested60083%
Total Not Requested12517%

Option Package Details
Audi A3 2.0T

Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote200No
MP3-compatible player50Yes
Total Requested65076%
Total Not Requested20024%
Cold Weather Package
FeatureValueRequested?
Heated mirrors25Yes
Heated front seats200Yes
Ski sack50No
Heated windshield washer nozzles15Yes
Total Requested24083%
Total Not Requested5017%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Leather seating surfaces900Yes
Audio controls on steering wheel125Yes
Illuminated visor mirror, driver40No
Illuminated visor mirror, passenger40No
Fog lights125No
Leather-wrapped steering wheel150Yes
Rear spoiler200Yes
Map lights25No
Front sport buckets100Yes
Aluminum trim100Yes
Total Requested182589%
Total Not Requested23011%
Convenience Package
FeatureValueRequested?
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Trip computer150Yes
Rain-sensing wipers100Yes
Automatic headlights125Yes
Compass0Yes
Total Requested625100%
Total Not Requested00%
Sound Package
FeatureValueRequested?
Cassette player50No
CD changer, in-dash200No
Bose, 195W, 10 speakers (with subwoofer)350No
Total Requested00%
Total Not Requested600100%

Option Package Details
Audi A3 3.2 S line

Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote-125No
MP3-compatible player50Yes
Total Requested650124%
Total Not Requested-125-24%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Steering-linked headlights150Yes
Total Requested650100%
Total Not Requested00%
Cold Weather Package
FeatureValueRequested?
Heated mirrors25Yes
Heated front seats200Yes
Ski sack50No
Heated windshield washer nozzles15Yes
Total Requested24083%
Total Not Requested5017%

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.