Mercedes-Benz C-Class Mercedes-Benz C-Class 2006 Audi A3 / S3 / RS3 Audi A3 / S3 / RS3 2018

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Mercedes-Benz C-Class vs. Audi A3 / S3 / RS3 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 C-Class vs. Audi A3 / S3 / RS3 Invoice Comparison

Lowest Total Price: $56,800

Audi A3 / S3 / RS3 RS 3   
Difference: $2,470

Lowest Total Invoice: $52,895

Audi A3 / S3 / RS3 RS 3   
Difference: $2,372

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062018
ModelC-ClassA3 / S3 / RS3
TrimC55RS 3
Body4dr Sedan4dr Sedan
Base Price $54,450 $54,900
Base Invoice $50,639 $51,058
Xenon HID headlights 790  
Metallic paint (extra cost) 690 575
Satellite radio 500  
Bluetooth cell phone link 765  
Rear side airbags   350
Xenon HID headlights 735  
Metallic paint (extra cost) 642 536
Satellite radio 465  
Bluetooth cell phone link 711  
Rear side airbags   326
Options (change) 2,745 925
Options (change) 2,553 862
Destination 775 975
Gas Tax 1,300 0
Total Price $59,270 $56,800
Total Invoice $55,267 $52,895

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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

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Mercedes-Benz C-Class dealer quotes or Audi A3 / S3 / RS3 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 C-Class vs. Audi A3 / S3 / RS3

Lowest Adjusted Price and Invoice: Audi A3 / S3 / RS3 RS 3
TrueDelta Adjusted Price Difference: $7,780
TrueDelta Adjusted Invoice Difference: $7,317
Model Year20062018
ModelC-ClassA3 / S3 / RS3
TrimC55RS 3
Body4dr Sedan4dr Sedan
Engine362hp V8400hp I5
TransmissionT5S7
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)17/22 MPG19/28 MPG
Audio (watts, speakers)320, 12180, 10
Tire (rear if not all the same)225/40-18235/35-19
Total Price$59,270$56,800
Adjustments for Features0-5,310
Feature-Adjusted Total Price$59,270$51,490
Total Invoice$55,267$52,895
Adjustments for Features0-4,945
Feature-Adjusted Total Invoice$55,267$47,950

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Features Comparison: Mercedes-Benz C-Class vs. Audi A3 / S3 / RS3

Model Year20062018
ModelC-ClassA3 / S3 / RS3
TrimC55RS 3
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
7-speed automated manual $1200
RWD$0 
AWD $1700
Accessories 
Proximity key $250
Remote window/roof operation$15 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Universal garage door opener$100 
Brakes, Airbags, and Other Safety 
Automatic braking, low-speed $200
Blind spot warning system $200
Cross-traffic warning, rear $100
Forward collision warning $200
Knee airbag, driver $75
Knee airbag, passenger $75
Obstacle detection, front $150
Obstacle detection, rear $250
Radar- or camera-based collision preparation system $0
Rearview camera $200
Secondary collision brake assist $25
Tire-pressure monitor $75
Torque vectoring, brake-based $100
Climate Control 
Intermittent wipers$0 
Rain-sensing wipers $175
Engine / Motor 
Dual-mode exhaust, switchable $500
Exterior 
Bodyside moldings$75 
Sunroof$900 
Sunroof, large $1100
Infotainment 
Android Auto support $100
Apple CarPlay support $100
Aux input $50
Bluetooth audio streaming $25
CD player$125 
HD radio $50
Surround sound$250 
Telematics service, such as OnStar$200 
Instruments, Lights, and Mirrors 
Boost gauge $75
Compass $0
Cornering lights $50
Fog lights$125 
LED headlights $1000
Mirror tilt-down in reverse$25 
Power-folding mirrors $50
Xenon HID headlights$500 
Seats and Interior Trim 
Illuminated door sill trim plates $200
Leather-wrapped steering wheel$150 
Manual height adjuster, driver seat $50
Manual height adjuster, passenger seat $50
Manual lumbar adjuster, driver seat$50 
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Manual tilt adjuster, driver seat $50
Memory system, driver seat$200 
Memory system, passenger seat$150 
Power 4-way lumbar adjuster, driver seat $150
Power 4-way lumbar adjuster, passenger seat $150
Power fore-aft adjuster, driver seat$100 
Power fore-aft adjuster, passenger seat$100 
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power height adjuster, driver seat$100 
Power height adjuster, passenger seat$100 
Power recliner, driver seat$100 
Power recliner, passenger seat$100 
Power tilt adjuster, driver seat$100 
Power-folding headrests, second row seats$50 
Synthetic suede door panel trim $250
Synthetic suede steering wheel $150
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Electronic systems calibration selector $200
Sport suspension (upgrade) $0
Ultra-sport suspension (upgrade)$0 
Transmission 
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$5,065$10,375
Value of Feature Adjustments$0$5,310
Value of Feature Adjustments0-4,945

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Specifications Comparison: Mercedes-Benz C-Class vs. Audi A3 / S3 / RS3

Model Year20062018
ModelC-ClassA3 / S3 / RS3
Body4dr Sedan4dr Sedan
Wheelbase106.9 in103.8 in
Length178.4 in175.4 in
Width68.0 in70.7 in
Height55.6 in55.7 in
Curb Weight3,540 lb.3,593 lb.
Fuel Capacity16.4 gal.13.2 gal.
Row 1 Headroom38.9 in36.5 in
Row 1 Shoulder Room53.1 in54.8 in
Row 1 Hip Room51.9 in0.0 in
Row 1 Legroom41.7 in41.2 in
Row 2 Headroom37.3 in36.1 in
Row 2 Shoulder Room54.3 in53.0 in
Row 2 Hip Room54.5 in0.0 in
Row 2 Legroom33.0 in35.1 in
Cargo Volume12.2 ft312.3 ft3

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