Mercedes-Benz SL Mercedes-Benz SL 2015 Audi A4 Audi A4 2017

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Mercedes-Benz SL vs. Audi A4 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 SL vs. Audi A4 Invoice Comparison

Lowest Total Price: $49,275

Audi A4 A4 2.0T   
Difference: $99,700

Lowest Total Invoice: $45,896

Audi A4 A4 2.0T   
Difference: $92,716

Calculate Payments

  Down Payment Interest Rate Term
Model Year201520152017
ModelSLSLA4
TrimSL63 AMGSL65 AMGA4 2.0T
Body2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Base Price $148,050 $215,250 $37,300
Base Invoice $137,687 $200,183 $34,690
Wood trim 0 0  
Premium Plus Package     3,800
Technology Package     3,250
Metallic paint (extra cost)     575
Sport Plus Package     3,400
Wood trim 0 0  
Premium Plus Package     3,534
Technology Package     3,024
Metallic paint (extra cost)     536
Sport Plus Package     3,162
Options (change) 0 0 11,025
Options (change) 0 0 10,256
Destination 925 925 950
Gas Tax 0 1,300 0
Total Price $148,975 $217,475 $49,275
Total Invoice $138,612 $202,408 $45,896

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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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TrueDelta Value Comparison: Mercedes-Benz SL vs. Audi A4

Lowest Adjusted Price and Invoice: Audi A4 A4 2.0T
TrueDelta Adjusted Price Difference: $87,660
TrueDelta Adjusted Invoice Difference: $81,514
Model Year201520152017
ModelSLSLA4
TrimSL63 AMGSL65 AMGA4 2.0T
Body2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Engine577hp V8621hp V12252hp I4
TransmissionT7T7S7
DrivetrainRWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)600, 11900, 12755, 19
Tire (rear if not all the same)255/35-19255/35-19245/40-18
Total Price$148,975$217,475$49,275
Adjustments for Features-12,040-18,3400
Feature-Adjusted Total Price$136,935$199,135$49,275
Cost Above Minimum$0$62,200$0
Total Invoice$138,612$202,408$45,896
Adjustments for Features-11,202-17,0690
Feature-Adjusted Total Invoice$127,410$185,339$45,896
Cost Above Minimum$0$57,929$0

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Features Comparison: Mercedes-Benz SL vs. Audi A4

Model Year201520152017
ModelSLSLA4
TrimSL63 AMGSL65 AMGA4 2.0T
Body2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200$1200 
7-speed automated manual  $1200
RWD$0$0 
FWD  $0
Accessories 
Adaptive cruise control, all-speed $850 
Cruise control$150 $150
Hands-free trunk or liftgate$100$100 
Power door closers $300 
Power rear side windows  $200
Power trunk closer$350$350 
Remote window/roof operation$15$15 
Semi-automated parking system$500$500 
Tilt/telescoping steering wheel, manual  $250
Tilt/telescoping steering wheel, power$350$350 
Wind blocker, power small$300$300 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0 
Auto-raising roll bars / headrests$500$500 
Automatic braking, high-speed or partial $200$200
Automatic braking, low-speed $200$200
Blind spot collision prevention $150 
Blind spot warning system $200$200
Brake- or yaw-sensor-initiated collision preparation system$0  
Collision preparation system, rear  $100
Cross-traffic warning, rear  $100
Forward collision warning $200$200
Lane departure prevention $150 
Lane departure warning $200 
Night vision $1750 
Pedestrian detection  $50
Radar- or camera-based collision preparation system $0$0
Rollover sensor  $50
Secondary collision brake assist  $25
Temporary spare tire  $150
Vehicle exit assist  $25
Cargo Management 
Storage compartment under front seat(s)$50$50 
Climate Control 
Adaptive windshield washer system$0$0 
Rear air vents with automatic controls  $250
Residual heat$50$50 
Wiper de-icer$25$25 
Drivetrain 
Limited-slip rear differential$300$300 
Engine / Motor 
Raised top speed limiter$0$0 
Regenerative braking  $0
Exterior 
Body kit  $0
Electronically-variable tint, sunroof or glass roof panel $2000 
Glass roof panel(s)$300$300 
Power retractable hardtop$6750$6750 
Rear spoiler$200$200 
Sunroof  $900
Infotainment 
4G LTE connectivity  $0
Android Auto support  $100
App support$0$0 
Apple CarPlay support  $100
CD player$125$125 
CD player, remote  $100
Handwriting recognition  $200
iPod integration$100$100 
Navigation map updates, three years$0$0 
SMS text-to-speech reader$25$25 
Telematics service, such as OnStar  $200
Telematics service, such as OnStar, with navigation$225$225 
USB port  $25
Wi-Fi hotspot  $50
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200$200 
Auto-dimming passenger-side mirror  $75
Chronometer$100$100 
Compass  $0
Cornering lights$50$50 
Headlight washers$50$50 
Large color reconfigurable instrument cluster display  $250
LED headlights  $1000
Mirror tilt-down in reverse$25$25 
Power-folding mirrors  $50
Steering-linked headlights$150$150 
Xenon HID headlights$500$500 
Seats and Interior Trim 
Aluminum trim  $100
Automatic seat bolsters, driver$300$300 
Automatic seat bolsters, front passenger$300$300 
Center armrest(s), second row  $50
Cooled or ventilated front seats$300$300 
Door sill trim plates  $100
Folding second row seats  $300
Illuminated door sill trim plates$200$200 
Leather door panel trim$250$250 
Leather headliner $1000 
Manual thigh support length adjuster, driver seat  $50
Manual thigh support length adjuster, passenger seat  $50
Massage, driver seat$100$100 
Massage, passenger seat$100$100 
Memory system, passenger seat$150$150 
Neck-level heating, front seats$150$150 
No leather in second row$-300$-300 
Power headrest height adjuster, driver seat$50$50 
Power headrest height adjuster, passenger seat$50$50 
Power thigh support length adjuster, driver seat$100$100 
Power thigh support length adjuster, passenger seat$100$100 
Synthetic suede headliner$650  
Synthetic suede inserts in leather seating surfaces  $0
Upholstered instrument panel, leather$1000$1000 
Wood trim$300$300 
Suspension, Wheels, and Tires 
Active steering  $1000
Adaptive dampers - electrical  $500
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000$4000 
Transmission 
Launch control$100  
Total Value of Features$20,590$26,890$8,550
Value of Feature Adjustments$12,040$18,340$0
Value of Feature Adjustments-11,202-17,0690

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Specifications Comparison: Mercedes-Benz SL vs. Audi A4

Model Year20152017
ModelSLA4
Body2dr Hardtop conv.4dr Sedan
Wheelbase101.8 in111.0 in
Length181.8 in186.1 in
Width73.9 in72.5 in
Height51.8 in56.2 in
Curb Weight3,936 lb.3,451 lb.
Fuel Capacity19.8 gal.16.9 gal.
Row 1 Headroom39.1 in38.9 in
Row 1 Shoulder Room55.5 in55.9 in
Row 1 Legroom42.9 in41.3 in
Row 2 Headroom0.0 in37.4 in
Row 2 Shoulder Room0.0 in54.5 in
Row 2 Legroom0.0 in35.7 in
Cargo Volume,
Minimum
8.5 ft313.0 ft3
Cargo Volume,
Maximum
13.5 ft313.0 ft3

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Option Package Details
Audi A4 A4 2.0T

Premium Plus Package
FeatureValueRequested?
Heated front seats200Yes
Body kit0No
Telematics service, such as OnStar200Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Surround sound250Yes
Power-folding mirrors50No
245/40HR18 tires400No
LED headlights500No
Bang & Olufsen, 755W, 19 speakers (with subwoofer)350No
Alarm100No
Proximity key250Yes
Auto-dimming passenger-side mirror75No
Memory system, driver seat200Yes
Satellite radio200Yes
Auto-dimming driver-side mirror75Yes
Total Requested177555%
Total Not Requested147545%
Technology Package
FeatureValueRequested?
Blind spot warning system200Yes
Rear cross-traffic detection100No
Large color reconfigurable instrument cluster display250No
Collision preparation system, rear100No
Vehicle exit assist25No
Remote app25Yes
Speed limit information0No
4G LTE connectivity0No
Telematics service, such as OnStar200Yes
Handwriting recognition200No
Media drive15Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
Wi-Fi hotspot50No
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio75Yes
Total Requested129064%
Total Not Requested72536%
Sport Plus Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Synthetic suede inserts in leather seating surfaces0No
Active steering1000No
Metal pedals75Yes
245/40YR18 tires400No
Manual thigh support length adjuster, passenger seat50Yes
Dark-colored headliner (optional)0No
Sport suspension (upgrade)250Yes
Manual thigh support length adjuster, driver seat50Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Front sport buckets100Yes
Total Requested117546%
Total Not Requested140054%

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