Audi A5 / S5 / RS5 Audi A5 / S5 / RS5 2018 Mercedes-Benz SL Mercedes-Benz SL 2009
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Audi A5 / S5 / RS5 vs. Mercedes-Benz SL 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 / RS5 vs. Mercedes-Benz SL Invoice Comparison

Lowest Total Price: $70,300

Audi A5 / S5 / RS5 S5 3.0T   
Difference: $72,975

Lowest Total Invoice: $65,451

Audi A5 / S5 / RS5 S5 3.0T   
Difference: $68,038

Calculate Payments

  Down Payment Interest Rate Term
Model Year2018200920092009
ModelA5 / S5 / RS5SLSLSL
TrimS5 3.0TSL600SL63 AMGSL65 AMG
Body2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $62,300 $139,100 $135,000 $194,700
Base Invoice $57,940 $129,363 $125,550 $181,071
S Sport Package 2,500      
Navigation and Telematics Package 2,600      
Luxury Package 1,350      
Metallic paint (extra cost) 575      
Illuminated door sill trim plates   700 700 700
Premium I Package     3,050  
Obstacle detection, rear     1,140  
Wood trim     0 0
S Sport Package 2,326      
Navigation and Telematics Package 2,418      
Luxury Package 1,256      
Metallic paint (extra cost) 536      
Illuminated door sill trim plates   651 651 651
Premium I Package     2,836  
Obstacle detection, rear     1,060  
Wood trim     0 0
Options (change) 7,025 700 4,890 700
Options (change) 6,536 651 4,547 651
Destination 975 875 875 875
Gas Tax 0 2,600 2,600 2,600
Total Price $70,300 $143,275 $143,365 $198,875
Total Invoice $65,451 $133,489 $133,572 $185,197

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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 Audi A5 / S5 / RS5 dealer quotes or Mercedes-Benz SL dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A5 / S5 / RS5 vs. Mercedes-Benz SL

Lowest Adjusted Price and Invoice: Audi A5 / S5 / RS5 S5 3.0T
TrueDelta Adjusted Price Difference: $71,050
TrueDelta Adjusted Invoice Difference: $66,244
Model Year2018200920092009
ModelA5 / S5 / RS5SLSLSL
TrimS5 3.0TSL600SL63 AMGSL65 AMG
Body2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine354hp V6510hp V12518hp V8604hp V12
TransmissionT8T5T7T5
DrivetrainAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)180, 10510, 10510, 10510, 10
Tire (rear if not all the same)245/40-18255/40-18255/35-19255/35-19
Total Price$70,300$143,275$143,365$198,875
Adjustments for Features0-1,915-2,015-2,015
Feature-Adjusted Total Price$70,300$141,360$141,350$196,860
Cost Above Minimum$0$10$0$55,510
Total Invoice$65,451$133,489$133,572$185,197
Adjustments for Features0-1,784-1,877-1,876
Feature-Adjusted Total Invoice$65,451$131,705$131,695$183,321
Cost Above Minimum$0$10$0$51,626

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Features Comparison: Audi A5 / S5 / RS5 vs. Mercedes-Benz SL

Model Year2018200920092009
ModelA5 / S5 / RS5SLSLSL
TrimS5 3.0TSL600SL63 AMGSL65 AMG
Body2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300   
5-speed manually-shiftable automatic $1000 $1000
7-speed manually-shiftable automatic  $1200 
AWD$1700   
RWD $0$0$0
Accessories 
Heated steering wheel$100   
Power rear side windows$200   
Power trunk closer $350$350$350
Remote app$25   
Remote window/roof operation $15$15$15
Tilt/telescoping steering wheel, manual$250   
Tilt/telescoping steering wheel, power $350$350$350
Wind blocker$300   
Wind blocker, small $100$100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0$0$0
Automatic braking, high-speed or partial$200   
Automatic braking, low-speed$200   
Blind spot warning system$200   
Collision preparation system, rear$100   
Cross-traffic warning, rear$100   
Driver drowsiness monitor$150   
Forward collision warning$200   
Knee airbag, passenger$75   
Pedestrian detection$50   
Radar- or camera-based collision preparation system$0   
Rearview camera$200   
Secondary collision brake assist$25   
Side curtain airbags$350   
Torque vectoring, brake-based$100   
Vehicle exit assist$25   
Cargo Management 
Storage compartment under front seat(s) $50$50$50
Climate Control 
Rear air vents with automatic controls$250   
Residual heat $50$50$50
Wiper de-icer $25$25$25
Drivetrain 
Active rear differential$500   
Engine / Motor 
Automatic start / stop$150   
Regenerative braking$0   
Exterior 
Body kit  $0$0
Body kit (gray/black)$0   
Glass roof panel(s) $300 $300
Painted brake calipers (optional)$0   
Power convertible top$4000   
Power retractable hardtop $6750$6750$6750
Rear spoiler$200   
Infotainment 
4G LTE connectivity$0   
Android Auto support$100   
Apple CarPlay support$100   
Bluetooth audio streaming$25   
CD changer, in-dash $325$325$325
CD player, remote$100   
Handwriting recognition$200   
HD radio$50   
In-vehicle Internet$150   
iPod integration $100$100$100
Surround sound $250$250$250
Traffic + travel information$25   
USB port$25   
Wi-Fi hotspot$50   
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75   
Boost gauge$75   
Compass$0   
Cornering lights $50$50$50
Headlight washers $50$50$50
Large color reconfigurable instrument cluster display$250   
LED headlights$1000   
Mirror tilt-down in reverse $25$25$25
Power-folding mirrors$50   
Steering-linked headlights $150$150$150
Xenon HID headlights $500$500$500
Seats and Interior Trim 
Aluminum trim$100   
Folding second row seats$300   
Leather door panel trim $250$250$250
Leather-wrapped steering wheel$150   
Manual thigh support length adjuster, driver seat$50   
Manual thigh support length adjuster, passenger seat$50   
Memory system, passenger seat $150$150$150
No leather in second row $-300$-300$-300
Power headrest height adjuster, driver seat $50$50$50
Power headrest height adjuster, passenger seat $50$50$50
Power thigh support length adjuster, driver seat $100$100$100
Power thigh support length adjuster, passenger seat $100$100$100
Synthetic suede door panel trim$250   
Synthetic suede headliner $650$650$650
Synthetic suede steering wheel  $150$150
Upholstered instrument panel, leather $1000$1000$1000
Wood trim $300$300$300
Wood/leather-wrapped steering wheel $150  
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500   
Adaptive hydraulic struts, auto-leveling and ht. adjustable $4000$4000$4000
Electronic systems calibration selector$200   
Sport suspension (upgrade)$0 $0$0
Transmission 
Launch control$100 $100 
Steering-wheel-mounted transmission controls$100 $100$100
Total Value of Features$15,025$16,940$17,040$17,040
Value of Feature Adjustments$0$1,915$2,015$2,015
Value of Feature Adjustments0-1,784-1,877-1,876

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See a complete comparison of Audi A5 / S5 / RS5 vs. Mercedes-Benz SL features.

Specifications Comparison: Audi A5 / S5 / RS5 vs. Mercedes-Benz SL

Model Year20182009
ModelA5 / S5 / RS5SL
Body2dr Convertible2dr Hardtop conv.
Wheelbase108.9 in100.8 in
Length184.0 in180.4 in
Width72.7 in71.5 in
Height54.4 in51.1 in
Curb Weight3,991 lb.4,221 lb.
Fuel Capacity15.3 gal.21.1 gal.
Row 1 Headroom40.0 in37.7 in
Row 1 Shoulder Room55.3 in54.0 in
Row 1 Hip Room0.0 in53.9 in
Row 1 Legroom41.3 in42.9 in
Row 2 Headroom36.3 in0.0 in
Row 2 Shoulder Room46.9 in0.0 in
Row 2 Legroom33.1 in0.0 in
Cargo Volume,
Minimum		7.2 ft37.2 ft3
Cargo Volume,
Maximum		9.3 ft310.2 ft3

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See a complete comparison of Audi A5 / S5 / RS5 vs. Mercedes-Benz SL specs.

Option Package Details
Audi A5 / S5 / RS5 S5 3.0T

S Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Active rear differential500No
Painted brake calipers (optional)0No
Total Requested50050%
Total Not Requested50050%
Navigation and Telematics Package
FeatureValueRequested?
Large color reconfigurable instrument cluster display250No
Handwriting recognition200No
Remote app25No
Speed limit information0No
4G LTE connectivity0No
Voice control for nav and audio75Yes
Media drive15Yes
Traffic + travel information25No
In-vehicle Internet150No
Wi-Fi hotspot50No
Navigation system600Yes
DVD-compatible player0Yes
Total Requested69050%
Total Not Requested70050%
Luxury Package
FeatureValueRequested?
Heated steering wheel100No
Neck-level heating, front seats150Yes
Cooled or ventilated front seats300Yes
Total Requested45082%
Total Not Requested10018%

Option Package Details
Mercedes-Benz SL SL63 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%
Premium I Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Power decklid350No
Proximity key250Yes
Neck-level heating, front seats150Yes
Total Requested70067%
Total Not Requested35033%

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