Cadillac STS Cadillac STS 2007 Mazda Mazda6 Mazda Mazda6 2008

We are 103,000+ car owners sharing real-world car information.

Join Us

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: $26,830

Mazda Mazda6 i   
Difference: $23,340

Lowest Total Invoice: $24,496

Mazda Mazda6 i   
Difference: $21,723

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072007200720082008
ModelSTSSTSSTSMazda6Mazda6
TrimV6V8STS-Vis
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $42,390 $51,810 $73,810 $19,140 $22,360
Base Invoice $39,635 $48,442 $67,638 $17,705 $20,667
Navigation system 2,145     2,000 2,000
Preferred Equipment Group 1SB 3,690        
Sunroof 1,200 1,200 1,200    
Preferred Equipment Group 1SF   4,295      
Grand Touring Package       4,200 3,840
Satellite radio       430 430
Remote start       350 350
Cargo net       40 40
Navigation system 1,780     1,600 1,600
Preferred Equipment Group 1SB 3,063        
Sunroof 996 996 996    
Preferred Equipment Group 1SF   3,565      
Grand Touring Package       3,865 3,533
Satellite radio       344 344
Remote start       280 280
Cargo net       32 32
Options (change) 7,035 5,495 1,200 7,020 6,660
Options (change) 5,839 4,561 996 6,121 5,789
Destination 745 745 745 670 670
Gas Tax 0 0 2,100 0 0
Total Price $50,170 $58,050 $77,855 $26,830 $29,690
Total Invoice $46,219 $53,748 $71,479 $24,496 $27,126

Return to top

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
TrueDelta Adjusted Price Difference: $19,030
TrueDelta Adjusted Invoice Difference: $17,752
Model Year20072007200720082008
ModelSTSSTSSTSMazda6Mazda6
TrimV6V8STS-Vis
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine255hp V6320hp V8469hp V8156hp I4212hp V6
TransmissionT5T6T6M5M5
DrivetrainRWDRWDRWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 15300, 15300, 15200, 7200, 7
Tire (rear if not all the same)235/50-17235/50-17255/45-18215/50-17215/50-17
Total Price$50,170$58,050$77,855$26,830$29,690
Adjustments for Features-4,310-5,360-6,72500
Feature-Adjusted Total Price$45,860$52,690$71,130$26,830$29,690
Cost Above Minimum$0$6,830$25,270$0$2,860
Total Invoice$46,219$53,748$71,479$24,496$27,126
Adjustments for Features-3,971-4,963-6,17400
Feature-Adjusted Total Invoice$42,248$48,785$65,305$24,496$27,126
Cost Above Minimum$0$6,537$23,057$0$2,630

Return to top

Features Comparison: Cadillac STS vs. Mazda Mazda6

Model Year20072007200720082008
ModelSTSSTSSTSMazda6Mazda6
TrimV6V8STS-Vis
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000    
6-speed manually-shiftable automatic $1100$1100  
5-speed manual   $0$0
RWD$0$0$0  
FWD   $0$0
Accessories 
Heated steering wheel$100$100$100  
Proximity key$250$250$250  
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
Brake assist$50$50$50  
Obstacle detection, rear$250$250$250  
Stability control$400$400$400  
Tires, run-flat  $150  
Cargo Management 
Overhead sunglass holder   $25$25
Rear seat pass-through$100$100$100  
Climate Control 
Dual-zone climate control$125$125$125  
Heated windshield washer nozzles  $15  
Rain-sensing wipers$175$175$175  
Rear air vents with manual controls$150$150$150  
Variable intermittent wipers   $75$75
Drivetrain 
Limited-slip rear differential  $300  
Exterior 
Body kit   $0$0
Bodyside moldings   $75$75
Laminated front side windows$200$200$200  
Rear spoiler  $200$200$200
Infotainment 
Bluetooth cell phone link$100$100$100  
DVD-compatible player$0$0$0  
Rear seat audio controls$25$25$25  
Surround sound$250$250$250  
Telematics service, such as OnStar, with navigation$225$225$225  
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75$75  
Auto-dimming headlights $200$200  
Automatic headlights$125$125$125  
Automatic-off headlights   $25$25
Headlight washers $50$50  
Trip computer$150$150$150  
Turn signals on or near mirrors$25$25$25  
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
Memory system, driver seat$200$200$200  
Power 4-way lumbar adjuster, driver seat$150$150$150  
Power 4-way lumbar adjuster, passenger seat$150$150$150  
Power fore-aft adjuster, passenger seat$100$100$100  
Power height adjuster, passenger seat$100$100$100  
Power recliner, 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 
Alloy wheels  $350$350$350
Auto-leveling rear shocks $200$200  
Performance steering system (optional)  $0  
Polished alloy wheels$350$350   
Sport suspension (upgrade)  $0  
Total Value of Features$6,325$7,375$8,740$2,015$2,015
Value of Feature Adjustments$4,310$5,360$6,725$0$0
Value of Feature Adjustments-3,971-4,963-6,17400

Return to top

Specifications Comparison: Cadillac STS vs. Mazda Mazda6

Model Year20072008
ModelSTSMazda6
Body4dr Sedan4dr Sedan
Wheelbase116.4 in105.3 in
Length196.3 in186.8 in
Width72.6 in70.1 in
Height57.6 in56.7 in
Curb Weight3,961 lb.3,288 lb.
Fuel Capacity17.0 gal.18.0 gal.
Row 1 Headroom38.7 in38.7 in
Row 1 Shoulder Room58.6 in56.1 in
Row 1 Hip Room54.6 in54.7 in
Row 1 Legroom42.6 in42.3 in
Row 2 Headroom37.9 in37.1 in
Row 2 Shoulder Room57.4 in54.9 in
Row 2 Hip Room55.6 in54.1 in
Row 2 Legroom38.3 in36.5 in
Cargo Volume13.8 ft315.2 ft3

Return to top

Option Package Details
Cadillac STS V6

Navigation system
FeatureValueRequested?
Navigation system600Yes
Bluetooth cell phone link100No
Surround sound250No
DVD-compatible player0No
Rear seat audio controls25No
Bose, 300W, 15 speakers (with subwoofer)350No
Voice control for nav and audio100Yes
Total Requested70049%
Total Not Requested72551%
Preferred Equipment Group 1SB
FeatureValueRequested?
Cooled or ventilated front seats300No
Wood/leather-wrapped steering wheel0No
Heated steering wheel100No
Cargo net40Yes
Wood trim300No
Tire-pressure monitor75Yes
Heated front seats200Yes
Heated second row seats200No
CD changer, in-dash200Yes
Power 4-way lumbar adjuster, driver seat150No
Power 4-way lumbar adjuster, passenger seat150No
Universal garage door opener100Yes
Rain-sensing wipers100No
Memory system, driver seat200No
Total Requested61529%
Total Not Requested150071%

Option Package Details
Cadillac STS V8

Preferred Equipment Group 1SF
FeatureValueRequested?
Cooled or ventilated front seats300No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Navigation system600Yes
Bluetooth cell phone link100No
Surround sound250No
DVD-compatible player0No
Rear seat audio controls25No
Voice control for nav and audio100Yes
Bose, 300W, 15 speakers (with subwoofer)350No
Total Requested120048%
Total Not Requested127552%

Option Package Details
Mazda Mazda6 i

Navigation system
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested700100%
Total Not Requested00%
Grand Touring Package
FeatureValueRequested?
Automatic climate control, front200Yes
Sunroof900Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Fog lights125Yes
Xenon HID headlights500Yes
Rear spoiler200Yes
Alarm100No
Upgraded instruments0No
Leather seating surfaces900Yes
Heated mirrors25Yes
Heated front seats200Yes
Bose, 200W, 7 speakers (with subwoofer)350No
215/50VR17 tires400No
Manual lumbar adjuster, driver seat50Yes
Body kit0No
Body color grille (optional)0No
CD changer, in-dash200Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Total Requested390082%
Total Not Requested85018%

Option Package Details
Mazda Mazda6 s

Navigation system
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested700100%
Total Not Requested00%
Grand Touring Package
FeatureValueRequested?
Automatic climate control, front200Yes
Sunroof900Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Fog lights125Yes
Xenon HID headlights500Yes
Rear spoiler200Yes
Alarm100No
Upgraded instruments0No
Leather seating surfaces900Yes
Heated mirrors25Yes
Heated front seats200Yes
Bose, 200W, 7 speakers (with subwoofer)350No
215/50VR17 tires400No
Total Requested330080%
Total Not Requested85020%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Sedans
See TrueDelta's information for all Cadillac models.