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Cadillac STS vs. Mazda Mazda6 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.

Cadillac STS vs. Mazda Mazda6 Invoice Comparison

Lowest Total Price: $33,165

Mazda Mazda6 i Grand Touring   
Difference: $16,860

Lowest Total Invoice: $30,695

Mazda Mazda6 i Grand Touring   
Difference: $14,846

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062006200620132013
ModelSTSSTSSTSMazda6Mazda6
TrimV6V8STS-Vi Grand Tourings Grand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $41,020 $47,520 $73,070 $27,750 $29,990
Base Invoice $37,944 $43,956 $67,704 $26,204 $28,316
Preferred Equipment Group 1SC 8,285        
Preferred Equipment Group 1SF   10,740      
Sunroof     1,200    
Technology Package       1,785 1,785
Navigation system       2,000 2,000
Cargo net       50 50
Remote start       350 350
Rear spoiler       435 435
Preferred Equipment Group 1SC 6,877        
Preferred Equipment Group 1SF   8,914      
Sunroof     996    
Technology Package       1,428 1,428
Navigation system       1,600 1,600
Cargo net       40 40
Remote start       280 280
Rear spoiler       348 348
Options (change) 8,285 10,740 1,200 4,620 4,620
Options (change) 6,877 8,914 996 3,696 3,696
Destination 720 720 720 795 795
Gas Tax 0 0 2,100 0 0
Total Price $50,025 $58,980 $77,090 $33,165 $35,405
Total Invoice $45,541 $53,590 $71,520 $30,695 $32,807

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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 Cadillac STS dealer quotes or Mazda Mazda6 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: Cadillac STS vs. Mazda Mazda6

Lowest Adjusted Price and Invoice: Mazda Mazda6 i Grand Touring
TrueDelta Adjusted Price Difference: $15,590
TrueDelta Adjusted Invoice Difference: $13,690
Model Year20062006200620132013
ModelSTSSTSSTSMazda6Mazda6
TrimV6V8STS-Vi Grand Tourings Grand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine254hp V6320hp V8469hp V8170hp I4272hp V6
TransmissionT5T5T6T5T6
DrivetrainRWDRWDRWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 15300, 15300, 15333, 10333, 10
Tire (rear if not all the same)235/50-17235/50-17255/45-18215/55-17235/45-18
Total Price$50,025$58,980$77,090$33,165$35,405
Adjustments for Features-1,270-2,520-2,9850-100
Feature-Adjusted Total Price$48,755$56,460$74,105$33,165$35,305
Cost Above Minimum$0$7,705$25,350$0$2,140
Total Invoice$45,541$53,590$71,520$30,695$32,807
Adjustments for Features-1,156-2,290-2,7690-93
Feature-Adjusted Total Invoice$44,385$51,300$68,751$30,695$32,714
Cost Above Minimum$0$6,915$24,366$0$2,019

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Features Comparison: Cadillac STS vs. Mazda Mazda6

Model Year20062006200620132013
ModelSTSSTSSTSMazda6Mazda6
TrimV6V8STS-Vi Grand Tourings Grand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000$1000 $1000 
6-speed manually-shiftable automatic  $1100 $1100
RWD$0$0$0  
FWD   $0$0
Accessories 
Heated steering wheel$100$100$100  
Remote window/roof operation   $15$15
Tilt/telescoping steering wheel, manual   $250$250
Tilt/telescoping steering wheel, power$350$350$350  
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats   $0$0
Blind spot warning system   $200$200
Brake assist$50$50$50  
Obstacle detection, rear$250$250$250  
Rearview camera   $200$200
Tires, run-flat  $150  
Cargo Management 
Cargo mat   $40$40
Overhead sunglass holder   $25$25
Rear seat pass-through$100$100$100  
Climate Control 
Heated windshield washer nozzles  $15  
Rear air vents with manual controls$150$150$150  
Drivetrain 
Limited-slip rear differential$300$300$300  
Exterior 
Laminated front side windows$200$200$200  
Infotainment 
Aux input   $50$50
Bluetooth audio streaming   $25$25
DVD-compatible player$0$0$0  
MP3-compatible player   $50$50
Satellite radio   $200$200
Telematics service, such as OnStar$200$200$200  
Traffic information   $25$25
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200$200  
Compass   $0$0
Headlight washers $50$50  
Xenon HID headlights $500$500$500$500
Seats and Interior Trim 
Cooled or ventilated front seats$300$300   
Folding second row seats   $300$300
Heated second row seats$200$200$200  
Leather-wrapped steering wheel  $150$150$150
Manual lumbar adjuster, driver seat   $50$50
Power 4-way lumbar adjuster, driver seat$150$150$150  
Power 4-way lumbar adjuster, passenger seat$150$150$150  
Power height adjuster, passenger seat$100$100$100  
Power tilt adjuster, passenger seat$100$100$100  
Synthetic suede inserts in leather seating surfaces  $0  
Upholstered instrument panel, leather  $1000  
Wood trim$300$300$300  
Wood/leather-wrapped steering wheel$150$150   
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500   
Alloy wheels   $350$350
Auto-leveling rear shocks$200$200$200  
Performance steering system (optional)$0 $0  
Polished alloy wheels$350$350$350  
Sport suspension (upgrade)$0$0$0  
Total Value of Features$4,700$5,950$6,415$3,430$3,530
Value of Feature Adjustments$1,270$2,520$2,985$0$100
Value of Feature Adjustments-1,156-2,290-2,7690-93

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See a complete comparison of Cadillac STS vs. Mazda Mazda6 features.

Specifications Comparison: Cadillac STS vs. Mazda Mazda6

Model Year20062013
ModelSTSMazda6
Body4dr Sedan4dr Sedan
Wheelbase116.4 in109.8 in
Length196.3 in193.7 in
Width72.6 in72.4 in
Height57.6 in57.9 in
Curb Weight3,961 lb.3,259 lb.
Fuel Capacity17.0 gal.18.5 gal.
Row 1 Headroom38.7 in39.4 in
Row 1 Shoulder Room58.6 in57.3 in
Row 1 Hip Room54.6 in55.1 in
Row 1 Legroom42.6 in42.5 in
Row 2 Headroom37.9 in37.3 in
Row 2 Shoulder Room57.4 in56.5 in
Row 2 Hip Room55.6 in55.9 in
Row 2 Legroom38.3 in38.0 in
Cargo Volume13.8 ft316.6 ft3

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See a complete comparison of Cadillac STS vs. Mazda Mazda6 specs.

Option Package Details
Cadillac STS V6

Preferred Equipment Group 1SC
FeatureValueRequested?
Sport suspension (upgrade)250No
Performance braking system (optional)250No
Cooled or ventilated front seats300No
Sunroof900Yes
Limited-slip rear differential300No
Rear spoiler200Yes
Wood/leather-wrapped steering wheel0No
Performance steering system (optional)250No
Power 4-way lumbar adjuster, driver seat150No
Power 4-way lumbar adjuster, passenger seat150No
Rain-sensing wipers100Yes
Memory system, driver seat200Yes
Interior air filter0Yes
Polished alloy wheels0No
Wood trim300No
Heated front seats200Yes
CD changer, in-dash200Yes
Bluetooth cell phone link100Yes
Heated steering wheel100No
Cargo net40Yes
Surround sound250Yes
DVD-compatible player0No
Voice control for nav and audio100Yes
Rear air vents with manual controls50No
Navigation system600Yes
Heated second row seats200No
Universal garage door opener100Yes
Bose, 300W, 15 speakers (with subwoofer)350No
Total Requested299053%
Total Not Requested265047%

Option Package Details
Cadillac STS V8

Preferred Equipment Group 1SF
FeatureValueRequested?
Sport suspension (upgrade)250No
Adaptive shocks - electrical500No
Cooled or ventilated front seats300No
Sunroof900Yes
Limited-slip rear differential300No
Rain-sensing wipers100Yes
Xenon HID headlights500Yes
Rear spoiler200Yes
Wood/leather-wrapped steering wheel0No
Bluetooth cell phone link100Yes
Headlight washers50No
235/50VR17 tires200No
255/45VR17 tires200No
Auto-dimming headlights200No
Heated steering wheel100No
Interior air filter0Yes
Cargo net40Yes
Surround sound250Yes
DVD-compatible player0No
Voice control for nav and audio100Yes
Rear air vents with manual controls50No
Navigation system600Yes
Heated second row seats200No
Universal garage door opener100Yes
Bose, 300W, 15 speakers (with subwoofer)350No
Power 4-way lumbar adjuster, driver seat150No
Power 4-way lumbar adjuster, passenger seat150No
Memory system, driver seat200Yes
Polished alloy wheels0No
Wood trim300No
Heated front seats200Yes
CD changer, in-dash200Yes
Total Requested349051%
Total Not Requested330049%

Option Package Details
Mazda Mazda6 i Grand Touring

Navigation system
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25No
Total Requested70097%
Total Not Requested253%
Technology Package
FeatureValueRequested?
Heated mirrors25Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Automatic headlights100Yes
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Satellite radio200No
Auto-dimming driver-side mirror75Yes
Compass0No
Proximity key250Yes
Total Requested170089%
Total Not Requested20011%

Option Package Details
Mazda Mazda6 s Grand Touring

Navigation system
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25No
Total Requested70097%
Total Not Requested253%
Technology Package
FeatureValueRequested?
Heated mirrors25Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Automatic headlights100Yes
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Satellite radio200No
Auto-dimming driver-side mirror75Yes
Compass0No
Proximity key250Yes
Total Requested170089%
Total Not Requested20011%

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