Audi A5 / S5 Audi A5 / S5 2008 Mercedes-Benz SLK Mercedes-Benz SLK 2014

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

Join Us

Audi A5 / S5 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.

Audi A5 / S5 vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $52,290

Audi A5 / S5 A5   
Difference: $2,485

Lowest Total Invoice: $48,629

Audi A5 / S5 A5   
Difference: $2,378

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008201420142014
ModelA5 / S5A5 / S5SLKSLKSLK
TrimA5S5SLK250SLK350SLK55 AMG
Body2dr Coupe2dr Coupe2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $39,900 $50,500 $43,525 $56,225 $68,925
Base Invoice $37,108 $46,966 $40,478 $52,289 $64,100
S Line Package 2,900        
6-speed shiftable automatic 1,300        
Steering-wheel-mounted transmission controls 0        
Premium Package 1,850        
Technology Package 1,700 1,700      
Navigation system 2,390 2,390      
Upgraded leather upholstery 1,000        
Metallic paint (extra cost) 475 475 720 720 720
Wood trim   500 325 325  
Synthetic suede inserts in leather seating surfaces   0      
Multimedia Package     2,150 2,150 2,150
Premium 1 Package     2,590 2,590  
Lighting Package     1,390 1,390 1,390
Automatic climate control, front     760 760 760
Leather seating surfaces     770    
Proximity key     650 650 650
Obstacle detection, rear     970 970 970
S Line Package 2,698        
6-speed shiftable automatic 1,207        
Steering-wheel-mounted transmission controls 0        
Premium Package 1,721        
Technology Package 1,580 1,580      
Navigation system 2,178 2,178      
Upgraded leather upholstery 930        
Metallic paint (extra cost) 432 432 670 670 670
Wood trim   466 302 302  
Synthetic suede inserts in leather seating surfaces   0      
Multimedia Package     2,000 2,000 2,000
Premium 1 Package     2,409 2,409  
Lighting Package     1,293 1,293 1,293
Automatic climate control, front     707 707 707
Leather seating surfaces     716    
Proximity key     605 605 605
Obstacle detection, rear     902 902 902
Options (change) 11,615 5,065 10,325 9,555 6,640
Options (change) 10,746 4,656 9,604 8,888 6,177
Destination 775 775 925 925 925
Gas Tax 0 1,300 0 0 0
Total Price $52,290 $57,640 $54,775 $66,705 $76,490
Total Invoice $48,629 $53,697 $51,007 $62,102 $71,202

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 Audi A5 / S5 dealer quotes or Mercedes-Benz SLK 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: Audi A5 / S5 vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK250
TrueDelta Adjusted Price Difference: $2,465
TrueDelta Adjusted Invoice Difference: $2,233
Model Year20082008201420142014
ModelA5 / S5A5 / S5SLKSLKSLK
TrimA5S5SLK250SLK350SLK55 AMG
Body2dr Coupe2dr Coupe2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine265hp V6354hp V8201hp I4302hp V6415hp V8
TransmissionT6M6M6T7T7
DrivetrainAWDAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)180, 10180, 10500, 11500, 11500, 11
Tire (rear if not all the same)255/35-19255/35-19225/45-17225/40-18235/40-18
Total Price$52,290$57,640$54,775$66,705$76,490
Adjustments for Features-6500-5,600-6,750-7,675
Feature-Adjusted Total Price$51,640$57,640$49,175$59,955$68,815
Cost Above Minimum$0$6,000$0$10,780$19,640
Total Invoice$48,629$53,697$51,007$62,102$71,202
Adjustments for Features-6040-5,215-6,284-7,144
Feature-Adjusted Total Invoice$48,025$53,697$45,792$55,818$64,058
Cost Above Minimum$0$5,672$0$10,026$18,266

Return to top

Features Comparison: Audi A5 / S5 vs. Mercedes-Benz SLK

Model Year20082008201420142014
ModelA5 / S5A5 / S5SLKSLKSLK
TrimA5S5SLK250SLK350SLK55 AMG
Body2dr Coupe2dr Coupe2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100    
6-speed manual $150$150  
7-speed manually-shiftable automatic   $1200$1200
AWD$1700$1700   
RWD  $0$0$0
Accessories 
Parking guidance system - passive  $250$250$250
Remote app  $25$25$25
Remote window/roof operation  $15$15$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
Obstacle detection, front  $150$150$150
Rearview camera$200$200   
Roll bar  $200$200$200
Torque vectoring, brake-based    $100
Cargo Management 
Rear seat pass-through $100   
Second-row low console$100$100   
Climate Control 
Automatic air recirculation$100$100   
Rear air vents with automatic controls$250$250   
Residual heat  $50$50$50
Engine / Motor 
Automatic start / stop    $150
Dual-mode exhaust, switchable    $500
Exterior 
Body kit    $0
Glass roof panel(s)  $300$300$300
Power retractable hardtop  $6750$6750$6750
Power-venting glass roof panel$300$300   
Rear spoiler    $200
Infotainment 
App support  $0$0$0
Aux input  $50$50$50
Bluetooth audio streaming  $25$25$25
DVD-compatible player  $0$0$0
HD radio  $50$50$50
In-vehicle Internet  $150$150$150
iPod integration$100$100   
Media drive  $15$15$15
SMS text-to-speech reader  $25$25$25
Surround sound  $250$250$250
Telematics service, such as OnStar, with navigation  $225$225$225
Traffic + travel information  $25$25$25
USB port  $25$25$25
Voice control for nav and audio  $100$100$100
Instruments, Lights, and Mirrors 
Analog clock    $25
Auto-dimming headlights  $200$200$200
Auto-dimming passenger-side mirror$75$75   
Fog lights$125$125   
Illuminated visor mirror, driver$50$50   
Illuminated visor mirror, passenger$50$50   
Interior ambient lighting    $150
Mirror tilt-down in reverse  $25$25$25
Power-folding mirrors  $50$50$50
Visor mirror, driver  $10$10$10
Visor mirror, passenger  $10$10$10
Seats and Interior Trim 
Aluminum trim$100$100  $100
Center armrest(s), second row$50$50   
Folding second row seats$300$300   
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
Metal pedals  $75$75$75
Neck-level heating, front seats  $150$150$150
No leather in second row  $-300$-300$-300
Synthetic suede inserts in leather seating surfaces $0  $0
Wood trim $300$300$300 
Suspension, Wheels, and Tires 
Sport suspension (upgrade)$0$0  $0
Transmission 
Steering-wheel-mounted transmission controls$100  $100$100
Total Value of Features$5,050$4,400$10,000$11,150$12,075
Value of Feature Adjustments$650$0$5,600$6,750$7,675
Value of Feature Adjustments-6040-5,215-6,284-7,144

Return to top

Specifications Comparison: Audi A5 / S5 vs. Mercedes-Benz SLK

Model Year20082014
ModelA5 / S5SLK
Body2dr Coupe2dr Hardtop conv.
Wheelbase108.3 in95.7 in
Length182.1 in162.8 in
Width73.0 in71.5 in
Height54.0 in51.2 in
Curb Weight3,738 lb.3,242 lb.
Fuel Capacity16.9 gal.15.9 gal.
Row 1 Headroom39.1 in38.0 in
Row 1 Shoulder Room54.3 in52.2 in
Row 1 Legroom0.0 in42.5 in
Row 2 Headroom36.0 in0.0 in
Row 2 Shoulder Room52.8 in0.0 in
Cargo Volume,
Minimum
12.0 ft36.4 ft3
Cargo Volume,
Maximum
12.010.1 ft3

Return to top

Option Package Details
Audi A5 / S5 A5

S Line Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Manual thigh support adjuster, driver seat50No
Power 4-way lumbar adjuster, passenger seat150Yes
Manual thigh support adjuster, passenger seat50No
Front sport buckets100Yes
Headlight washers50Yes
Aluminum trim100Yes
Special exterior trim0No
255/35YR19 tires400No
Total Requested65057%
Total Not Requested50043%
Premium Package
FeatureValueRequested?
Heated front seats200Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Compass0Yes
Auto-dimming passenger-side mirror75No
Total Requested122594%
Total Not Requested756%
Technology Package
FeatureValueRequested?
Steering-linked headlights150Yes
Obstacle detection, rear250Yes
Rearview camera200No
Proximity key250Yes
Total Requested65076%
Total Not Requested20024%

Option Package Details
Audi A5 / S5 S5

Technology Package
FeatureValueRequested?
Steering-linked headlights150Yes
Obstacle detection, rear250Yes
Rearview camera200No
Proximity key250Yes
Total Requested65076%
Total Not Requested20024%

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%
Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces900Yes
Upholstered door panels, leather250Yes
No leather in second row-300No
Total Requested1150135%
Total Not Requested-300-35%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Multimedia Package
FeatureValueRequested?
CD changer, in-dash200Yes
DVD-compatible player0No
Media drive, large15No
Traffic + travel information25No
SD Card slot25Yes
In-vehicle Internet150No
App support0No
Navigation system600Yes
Voice control for nav and audio100No
Total Requested82574%
Total Not Requested29026%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250No
Remote window/roof operation15No
Neck-level heating, front seats150No
iPod integration100Yes
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested50040%
Total Not Requested76560%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200No
Total Requested70078%
Total Not Requested20022%

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, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Multimedia Package
FeatureValueRequested?
CD changer, in-dash200Yes
DVD-compatible player0No
Media drive, large15No
Traffic + travel information25No
SD Card slot25Yes
In-vehicle Internet150No
App support0No
Navigation system600Yes
Voice control for nav and audio100No
Total Requested82574%
Total Not Requested29026%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250No
Remote window/roof operation15No
Neck-level heating, front seats150No
iPod integration100Yes
Harman/Kardon, 500W, 11 speakers (with subwoofer)350No
Total Requested50040%
Total Not Requested76560%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200No
Total Requested70078%
Total Not Requested20022%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

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, front150No
Parking guidance system - passive250No
Total Requested25038%
Total Not Requested40062%
Multimedia Package
FeatureValueRequested?
CD changer, in-dash200Yes
DVD-compatible player0No
Media drive, large15No
Traffic + travel information25No
SD Card slot25Yes
In-vehicle Internet150No
App support0No
Navigation system600Yes
Voice control for nav and audio100No
Total Requested82574%
Total Not Requested29026%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200No
Total Requested70078%
Total Not Requested20022%

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 Coupes, Convertibles, and Hatchbacks.
See TrueDelta's information for all Audi models.