Audi A4 / S4 Audi A4 / S4 2018 Mercedes-Benz SL Mercedes-Benz SL 2018

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Audi A4 / S4 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 A4 / S4 vs. Mercedes-Benz SL Invoice Comparison

Lowest Total Price: $62,600

Audi A4 / S4 S4 3.0T   
Difference: $94,495

Calculate Payments

  Down Payment Interest Rate Term
Model Year201820182018
ModelA4 / S4SLSL
TrimS4 3.0TAMG SL63AMG SL65
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.
Base Price $51,400 $152,850 $222,000
S Sport Package 2,500    
Driver Assistance Package 1,800 2,250  
Prestige Package 4,400    
Warm Weather Package 950    
Metallic paint (extra cost) 575    
Painted brake calipers (optional)   1,000 1,000
Wood trim   0 0
S Sport Package 2,326    
Driver Assistance Package 1,674 2,093  
Prestige Package 4,092    
Warm Weather Package 884    
Metallic paint (extra cost) 536    
Painted brake calipers (optional)   930 930
Wood trim   0 0
Options (change) 10,225 3,250 1,000
Options (change) 9,512 3,023 930
Destination 975 995 995
Gas Tax 0 0 1,300
Total Price $62,600 $157,095 $225,295

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

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TrueDelta Value Comparison: Audi A4 / S4 vs. Mercedes-Benz SL

Lowest Adjusted Price: Audi A4 / S4 S4 3.0T
Lowest Adjusted Invoice: Mercedes-Benz SL AMG SL65
TrueDelta Adjusted Price Difference: $83,120
TrueDelta Adjusted Invoice Difference: $55,258
Model Year201820182018
ModelA4 / S4SLSL
TrimS4 3.0TAMG SL63AMG SL65
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.
Engine354hp V6577hp V8621hp V12
TransmissionT8T7T7
DrivetrainAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)755, 19600, 11900, 12
Tire (rear if not all the same)245/40-18255/35-19255/35-19
Total Price$62,600$157,095$225,295
Adjustments for Features0-11,375-13,575
Feature-Adjusted Total Price$62,600$145,720$211,720
Cost Above Minimum$0$0$66,000

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Features Comparison: Audi A4 / S4 vs. Mercedes-Benz SL

Model Year201820182018
ModelA4 / S4SLSL
TrimS4 3.0TAMG SL63AMG SL65
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300  
7-speed manually-shiftable automatic $1200$1200
AWD$1700  
RWD $0$0
Accessories 
Adaptive cruise control, all-speed $850$850
Adaptive cruise control, all-speed, topography and road sign aware$1100  
Hands-free trunk or liftgate $100$100
Low-speed semi-autonomous driving$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
Sunshades, second row$125  
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
Around view cameras$500  
Auto-raising roll bars / headrests $500$500
Blind spot collision prevention $150$150
Cross-traffic detection for collision preparation system $0$0
Evasive maneuver assist$200  
Following distance indicator$25  
Rearview camera $200$200
Rollover sensor$50  
Secondary collision brake assist$25  
Temporary spare tire$150  
Turn assist$25  
Vehicle exit assist$25  
Wide-view front camera$150  
Wide-view rear camera$0  
Cargo Management 
Storage compartment under front seat(s) $50$50
Climate Control 
Adaptive windshield washer system $0$0
Heated washer fluid system $50$50
Heated windshield washer nozzles$15  
Rear air vents with automatic controls$250  
Residual heat $50$50
Washer fluid outlets in wiper blade $100$100
Wiper de-icer $25$25
Drivetrain 
Active rear differential$500  
Limited-slip rear differential $300$300
Engine / Motor 
Dual-mode exhaust, switchable $500$500
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
Laminated front side windows$200  
Power retractable hardtop $6750$6750
Sunroof$900  
Infotainment 
4G LTE connectivity$0  
App support $0$0
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  
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75  
Boost gauge$75  
Chronometer $100$100
Compass$0  
Cornering lights $50$50
Fog lights$125  
Head-up display (HUD)$350  
Large color reconfigurable instrument cluster display$250  
Mirror tilt-down in reverse $25$25
Power-folding mirrors$50  
Predictive efficiency assist$0  
Road sign information$75  
Steering-linked headlights $150$150
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  
Folding second row seats$300  
Leather door panel trim $250$250
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$650
Upholstered door armrests (optional)$0  
Upholstered instrument panel, leather $1000$1000
Wood trim $300$300
Suspension, Wheels, and Tires 
Active curve tilting $1000$1000
Adaptive dampers - electrical$500  
Adaptive hydraulic struts, auto-leveling and ht. adjustable $4000$4000
Sport suspension (upgrade)$0$0 
Ultra-sport suspension (upgrade)  $0
Transmission 
Launch control$100$100 
Total Value of Features$10,465$21,840$24,040
Value of Feature Adjustments$0$11,375$13,575
Value of Feature Adjustments0-291-194

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Specifications Comparison: Audi A4 / S4 vs. Mercedes-Benz SL

Model Year20182018
ModelA4 / S4SL
Body4dr Sedan2dr Hardtop conv.
Wheelbase111.0 in101.7 in
Length186.1 in182.3 in
Width72.5 in73.9 in
Height56.2 in51.2 in
Curb Weight3,451 lb.3,827 lb.
Fuel Capacity16.9 gal.19.8 gal.
Row 1 Headroom38.9 in39.1 in
Row 1 Shoulder Room55.9 in55.5 in
Row 1 Legroom41.3 in42.9 in
Row 2 Headroom37.4 in0.0 in
Row 2 Shoulder Room54.5 in0.0 in
Row 2 Legroom35.7 in0.0 in
Cargo Volume,
Minimum
13.0 ft38.5 ft3
Cargo Volume,
Maximum
13.013.5 ft3

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Option Package Details
Audi A4 / S4 S4 3.0T

S Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Active rear differential500No
Painted brake calipers (optional)0Yes
Total Requested50050%
Total Not Requested50050%
Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Lane departure warning200Yes
Road sign information75No
Turn assist25No
Lane keeping assist400Yes
Following distance indicator25No
Low-speed semi-autonomous driving100No
Evasive maneuver assist200No
Predictive efficiency assist0No
Adaptive cruise control, all-speed, topography and road sign aware950No
Total Requested80037%
Total Not Requested137563%
Prestige Package
FeatureValueRequested?
Head-up display (HUD)350No
Laminated front side windows200No
Around view cameras300No
Wide-view front camera150No
Wide-view rear camera0No
Interior ambient lighting, configurable150Yes
Upholstered door armrests (optional)0No
Large color reconfigurable instrument cluster display250No
Handwriting recognition200No
Remote app25Yes
Speed limit information0No
4G LTE connectivity0No
Voice control for nav and audio75Yes
Media drive15Yes
Traffic + travel information25Yes
In-vehicle Internet150Yes
Wi-Fi hotspot50Yes
Navigation system600Yes
DVD-compatible player0Yes
Total Requested109043%
Total Not Requested145057%
Warm Weather Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Sunshades, second row125No
Total Requested30071%
Total Not Requested12529%

Option Package Details
Mercedes-Benz SL AMG SL63

Driver Assistance Package
FeatureValueRequested?
Speed limit information0No
Cross-traffic detection for collision preparation system0No
Collision preparation system, rear100Yes
Pedestrian detection50Yes
Lane keeping assist400Yes
Cross-traffic warning, rear100Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Blind spot collision prevention150No
Radar- or camera-based collision preparation system0Yes
Lane departure warning200Yes
Total Requested175092%
Total Not Requested1508%

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