Cadillac STS Cadillac STS 2009 Mazda MX-5 Miata Mazda MX-5 Miata 2006

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Cadillac STS vs. Mazda MX-5 Miata 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 MX-5 Miata Invoice Comparison

Lowest Total Price: $28,500

Mazda MX-5 Miata Grand Touring   
Difference: $18,685

Lowest Total Invoice: $26,036

Mazda MX-5 Miata Grand Touring   
Difference: $18,132

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092009200920062006
ModelSTSSTSSTSMX-5 MiataMX-5 Miata
TrimV6V8STS-VGrand TouringLimited
Body4dr Sedan4dr Sedan4dr Sedan2dr Convertible2dr Convertible
Base Price $46,410 $55,910 $80,160 $24,435 $26,700
Base Invoice $43,393 $52,276 $73,448 $22,568 $24,654
Suspension Package       500  
Premium Package       1,250  
Cargo net       40 40
Rear spoiler       350 350
Satellite radio       430  
Aluminum trim       435 435
CD changer, in-dash       500 500
Suspension Package       430  
Premium Package       1,074  
Cargo net       32 32
Rear spoiler       280 280
Satellite radio       344  
Aluminum trim       348 348
CD changer, in-dash       400 400
Options (change) 0 0 0 3,505 1,325
Options (change) 0 0 0 2,908 1,060
Destination 775 775 775 560 560
Gas Tax 0 0 2,100 0 0
Total Price $47,185 $56,685 $83,035 $28,500 $28,585
Total Invoice $44,168 $53,051 $76,323 $26,036 $26,274

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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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Request free, no-obligation Cadillac STS dealer quotes or Mazda MX-5 Miata dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac STS vs. Mazda MX-5 Miata

Lowest Adjusted Price and Invoice: Mazda MX-5 Miata Grand Touring
TrueDelta Adjusted Price Difference: $18,270
TrueDelta Adjusted Invoice Difference: $17,744
Model Year20092009200920062006
ModelSTSSTSSTSMX-5 MiataMX-5 Miata
TrimV6V8STS-VGrand TouringLimited
Body4dr Sedan4dr Sedan4dr Sedan2dr Convertible2dr Convertible
Engine302hp V6320hp V8469hp V8170hp I4170hp I4
TransmissionT6T6T6M6M6
DrivetrainRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 8?, 8300, 15?, 7?, 7
Tire (rear if not all the same)235/50-17235/50-17255/45-18205/45-17205/45-17
Total Price$47,185$56,685$83,035$28,500$28,585
Adjustments for Features-415-2,255-6,39500
Feature-Adjusted Total Price$46,770$54,430$76,640$28,500$28,585
Cost Above Minimum$0$7,660$29,870$0$85
Total Invoice$44,168$53,051$76,323$26,036$26,274
Adjustments for Features-388-2,110-5,87800
Feature-Adjusted Total Invoice$43,780$50,941$70,445$26,036$26,274
Cost Above Minimum$0$7,161$26,665$0$238

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Features Comparison: Cadillac STS vs. Mazda MX-5 Miata

Model Year20092009200920062006
ModelSTSSTSSTSMX-5 MiataMX-5 Miata
TrimV6V8STS-VGrand TouringLimited
Body4dr Sedan4dr Sedan4dr Sedan2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100$1100  
6-speed manual   $150$150
RWD$0$0$0$0$0
Accessories 
Heated steering wheel $100$100  
Power rear side windows$200$200$200  
Remote start$150$150$150  
Tilt steering wheel, manual   $150$150
Tilt/telescoping steering wheel, power$350$350$350  
Universal garage door opener $100$100  
Wind blocker, small   $100$100
Brakes, Airbags, and Other Safety 
Blind spot warning system  $200  
Brake assist$50$50$50  
Lane departure warning  $200  
Obstacle detection, rear$250$250$250  
Roll bar   $200$200
Side curtain airbags$350$350$350  
Tire-pressure monitor$75$75$75  
Tires, run-flat  $150  
Cargo Management 
Cargo net $40$40$40$40
Rear seat pass-through$100$100$100  
Climate Control 
Automatic climate control, front$200$200$200  
Dual-zone climate control$125$125$125  
Heated windshield washer nozzles  $15  
Interior air filter$0$0$0  
Intermittent wipers   $0$0
Rain-sensing wipers $175$175  
Rear air vents with manual controls$150$150$150  
Variable intermittent wipers$75    
Drivetrain 
Limited-slip rear differential  $300$300$300
Exterior 
Convertible top   $3000$3000
Laminated front side windows$200$200$200  
Rear spoiler  $200$200$200
Infotainment 
Bluetooth cell phone link$100$100$100  
CD changer, in-dash $325$325$325$325
CD player$125    
DVD-compatible player  $0  
MP3-compatible player   $50$50
Navigation system  $600  
Rear seat audio controls  $25  
Surround sound  $250  
Telematics service, such as OnStar, with navigation$225$225$225  
Voice control for nav and audio  $100  
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75$75  
Auto-dimming headlights  $200  
Auto-dimming rearview mirror$150$150$150  
Automatic headlights$125$125$125  
Compass$0$0   
Head-up display (HUD)  $350  
Headlight washers  $50  
Heated mirrors$25$25$25  
Illuminated visor mirror, driver$50$50$50  
Illuminated visor mirror, passenger$50$50$50  
Outside temperature display$50$50$50  
Trip computer$150$150$150  
Turn signals on or near mirrors$25$25$25  
Visor mirror, driver   $10$10
Visor mirror, passenger   $10$10
Xenon HID headlights  $500$500$500
Seats and Interior Trim 
Aluminum trim$100  $100$100
Center armrest(s), front row$75$75$75  
Center armrest(s), second row$50$50$50  
Heated front seats $200$200  
Heated second row seats $200$200  
Leather-wrapped steering wheel$150 $150$150$150
Memory system, driver seat $200$200  
Power 4-way lumbar adjuster, driver seat $150$150  
Power 4-way lumbar adjuster, passenger seat $150$150  
Power fore-aft adjuster, driver seat$100$100$100  
Power fore-aft adjuster, passenger seat$100$100$100  
Power height adjuster, driver seat$100$100$100  
Power height adjuster, passenger seat$100$100$100  
Power recliner, driver seat$100$100$100  
Power recliner, passenger seat$100$100$100  
Power tilt adjuster, driver 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  
Wood/leather-wrapped steering wheel $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$0$0
Total Value of Features$6,050$7,890$12,030$5,635$5,635
Value of Feature Adjustments$415$2,255$6,395$0$0
Value of Feature Adjustments-388-2,110-5,87800

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Specifications Comparison: Cadillac STS vs. Mazda MX-5 Miata

Model Year20092006
ModelSTSMX-5 Miata
Body4dr Sedan2dr Convertible
Wheelbase116.4 in91.7 in
Length196.7 in157.3 in
Width72.6 in67.7 in
Height57.6 in49.0 in
Curb Weight3,974 lb.2,442 lb.
Fuel Capacity17.0 gal.12.7 gal.
Row 1 Headroom38.7 in37.4 in
Row 1 Shoulder Room58.6 in53.2 in
Row 1 Hip Room54.6 in50.6 in
Row 1 Legroom42.6 in43.1 in
Row 2 Headroom37.9 in0.0 in
Row 2 Shoulder Room57.4 in0.0 in
Row 2 Hip Room55.6 in0.0 in
Row 2 Legroom38.3 in0.0 in
Cargo Volume13.8 ft35.3 ft3

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Option Package Details
Mazda MX-5 Miata Grand Touring

CD changer, in-dash
FeatureValueRequested?
CD changer, in-dash200Yes
MP3-compatible player50No
Total Requested20080%
Total Not Requested5020%
Suspension Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Limited-slip rear differential300Yes
Total Requested550100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Traction control100Yes
Stability control400Yes
Limited-slip rear differential300Yes
Xenon HID headlights500Yes
Alarm100No
Proximity key250Yes
Total Requested155094%
Total Not Requested1006%

Option Package Details
Mazda MX-5 Miata Limited

CD changer, in-dash
FeatureValueRequested?
CD changer, in-dash200Yes
MP3-compatible player50No
Total Requested20080%
Total Not Requested5020%

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