Cadillac CT6 Cadillac CT6 2017 Mazda MX-5 Miata Mazda MX-5 Miata 2018

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Cadillac CT6 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 CT6 vs. Mazda MX-5 Miata Invoice Comparison

Lowest Total Price: $34,175

Mazda MX-5 Miata RF Grand Touring   
Difference: $24,905

Lowest Total Invoice: $32,279

Mazda MX-5 Miata RF Grand Touring   
Difference: $23,641

Calculate Payments

  Down Payment Interest Rate Term
Model Year201720172017201720172018
ModelCT6CT6CT6CT6CT6MX-5 Miata
TrimBaseLuxuryPremium LuxuryPlatinumPlug-InRF Grand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan2dr Coupe
Base Price $53,795 $58,695 $63,895 $83,795 $75,095 $32,750
Base Invoice $51,105 $55,760 $60,700 $79,605 $71,340 $30,964
Driver Awareness and Convenience Package 2,950          
CD player, remote 250 250 250      
Metallic paint (extra cost) 595 595 595      
Rear spoiler 495 495 495 495   350
Cargo net       60   50
Door sill trim plates           150
Driver Awareness and Convenience Package 2,626          
CD player, remote 223 223 223      
Metallic paint (extra cost) 530 530 530      
Rear spoiler 441 441 441 441   280
Cargo net       53   40
Door sill trim plates           120
Options (change) 4,290 1,340 1,340 555 0 550
Options (change) 3,820 1,194 1,194 494 0 440
Destination 995 995 995 995 995 875
Gas Tax 0 0 0 0 -7,500 0
Total Price $59,080 $61,030 $66,230 $85,345 $68,590 $34,175
Total Invoice $55,920 $57,949 $62,889 $81,094 $64,835 $32,279

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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 CT6 dealer quotes or Mazda MX-5 Miata dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac CT6 vs. Mazda MX-5 Miata

Lowest Adjusted Price and Invoice: Mazda MX-5 Miata RF Grand Touring
TrueDelta Adjusted Price Difference: $18,765
TrueDelta Adjusted Invoice Difference: $17,829
Model Year201720172017201720172018
ModelCT6CT6CT6CT6CT6MX-5 Miata
TrimBaseLuxuryPremium LuxuryPlatinumPlug-InRF Grand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan2dr Coupe
Engine265hp I4265hp I4335hp V6335hp V6265hp I4 PiH155hp I4
TransmissionT8T8T8T8CVTM6
DrivetrainRWDRWDAWDAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 8?, 10?, 10?, 34?, 10?, 9
Tire (rear if not all the same)235/50-18235/50-18245/45-19245/40-20235/50-18205/45-17
Total Price$59,080$61,030$66,230$85,345$68,590$34,175
Adjustments for Features-6,140-7,340-11,040-20,910-12,8150
Feature-Adjusted Total Price$52,940$53,690$55,190$64,435$55,775$34,175
Cost Above Minimum$0$750$2,250$11,495$2,835$0
Total Invoice$55,920$57,949$62,889$81,094$64,835$32,279
Adjustments for Features-5,812-6,969-10,483-19,868-12,1130
Feature-Adjusted Total Invoice$50,108$50,980$52,406$61,226$52,722$32,279
Cost Above Minimum$0$872$2,298$11,118$2,614$0

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Features Comparison: Cadillac CT6 vs. Mazda MX-5 Miata

Model Year201720172017201720172018
ModelCT6CT6CT6CT6CT6MX-5 Miata
TrimBaseLuxuryPremium LuxuryPlatinumPlug-InRF Grand Touring
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan2dr Coupe
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300$1300$1300  
CVT    $1000 
6-speed manual     $150
RWD$0$0  $0$0
AWD  $1700$1700  
Accessories 
AC power outlet $100$100$100$100 
Active noise reduction$0$0$0$0$0 
Adaptive cruise control, all-speed   $850$850 
Cruise control$150$150$150  $150
Electronic engine sound enhancement   $0$0 
Hands-free trunk or liftgate $100$100$100  
Heated steering wheel $100$100$100  
Power rear side windows$200$200$200$200$200 
Power retractable rear window     $350
Power trunk closer $350$350$350$350 
Remote app$25$25$25$25$25 
Remote start$150$150$150$150$150 
Semi-automated parking system $500$500$500$500 
Sunshades, second row $125$125$125$125 
Tilt steering wheel, manual     $150
Tilt/telescoping steering wheel, power$350$350$350$350$350 
Wind blocker, small     $100
Brakes, Airbags, and Other Safety 
911 assist     $25
Active or whiplash-reducing head restraints, front seats     $0
Around view cameras $500$500$500$500 
Automatic braking, high-speed or partial   $200$200 
Automatic braking, low-speed$200$200$200$200$200 
Backup collision intervention   $150$150 
Following distance indicator$25$25$25$25$25 
Forward collision warning$200$200$200$200$200 
Knee airbag, driver$75$75$75$75$75 
Knee airbag, passenger$75$75$75$75$75 
Lane keeping assist$400$400$400$400$400 
Night vision   $1750$1750 
Obstacle detection, front$150$150$150$150$150 
Obstacle detection, rear$250$250$250$250$250 
Pedestrian detection$50$50$50$50$50 
Radar- or camera-based collision preparation system$0$0$0$0$0 
Rearview camera$200     
Roll bar     $200
Side curtain airbags$350$350$350$350$350 
Surround view video recorder $50$50$50$50 
Temporary spare tire$150$150$150$150  
Vehicle health reports$0$0$0$0$0 
Cargo Management 
Cargo net   $40 $40
Rear seat pass-through$100$100$100$100$100 
Climate Control 
Dual-zone climate control$125$125$125$125$125 
Interior air filter$0$0$0$0$0 
Ionizing air filtration   $50  
Rear air vents$100$100$100 $100 
Rear air vents with automatic controls   $250  
Rear dual-zone climate control   $125  
Engine / Motor 
18 kWh battery pack    $0 
3.6 kW onboard charger    $0 
Automatic start / stop$150$150$150$150$150 
Regeneration paddles    $100 
Exterior 
Active grille shutters$0$0$0$0$0 
Laminated front side windows$200$200$200$200$200 
Panoramic sunroof$1200 $1200$1200$1200 
Power retractable roof section     $2000
Rear spoiler$200$200$200$200 $200
Infotainment 
4G LTE connectivity$0$0$0$0$0 
Android Auto support$100$100$100$100$100 
Apple CarPlay support$100$100$100$100$100 
CD player, remote$100$100$100  $100
Entertainment system with dual headrest screens   $1200$1200 
HDMI port   $25$25 
MP3-compatible player$50$50$50  $50
Streaming video device   $30  
Streaming video support   $25  
Surround sound $250$250$250$250 
Telematics service, such as OnStar, with navigation$225$225$225$225$225 
Voice control for external devices$0$0$0$0$0 
Wi-Fi hotspot$50$50$50$50$50 
Wireless charging station$75$75$75$75$75 
Instruments, Lights, and Mirrors 
Approach detection$25$25$25$25$25 
Auto-dimming driver-side mirror $75$75$75$75$75
Compass     $0
Cornering lights $50$50$50$50 
Head-up display (HUD)  $350$350$350 
Illuminated visor mirror, driver$50$50$50$50$50 
Illuminated visor mirror, passenger$50$50$50$50$50 
Interior ambient lighting$150$150$150$150$150 
Large color reconfigurable instrument cluster display  $250$250$250 
Large energy flow and fuel economy display    $25 
LED headlights$1000$1000$1000$1000$1000 
LED headlights, single projector or low beam only     $750
Power-folding mirrors $50$50$50$50 
Rear camera mirror  $200$200$200 
Steering-linked headlights     $150
Tachometer$75$75$75$75 $75
Turn signals on or near mirrors$25$25$25$25$25 
Visor mirror, driver     $10
Visor mirror, passenger     $10
Seats and Interior Trim 
Center armrest(s), front row$75$75$75$75$75 
Center armrest(s), second row$50$50$50$50$50 
Cooled or ventilated front seats   $300$300 
Cooled or ventilated second row seats   $200  
Door sill trim plates$100    $100
Heated second row seats   $200$200 
Illuminated door sill trim plates $200$200$200$200 
Leather door panel trim   $250  
Manual tilt adjuster, driver seat     $50
Massage, driver seat   $100  
Massage, passenger seat   $100  
Massage, second row seats   $150  
Memory system, driver seat$200$200$200$200$200 
Memory system, passenger seat $150$150$150$150 
No leather in second row     $-300
Power 4-way lumbar adjuster, driver seat $150$150$150$150 
Power 4-way lumbar adjuster, passenger seat $150$150$150$150 
Power 4-way lumbar adjuster, second row seats   $225  
Power fore-aft adjuster, driver seat$100$100$100$100$100 
Power fore-aft adjuster, passenger seat$100$100$100$100$100 
Power height adjuster, driver seat$100$100$100$100$100 
Power height adjuster, passenger seat$100$100$100$100$100 
Power lumbar adjuster, driver seat$100     
Power lumbar adjuster, passenger seat$100     
Power recliner, driver seat$100$100$100$100$100 
Power recliner, passenger seat$100$100$100$100$100 
Power recliner, second row seats   $150  
Power thigh support length adjuster, driver seat   $100  
Power thigh support length adjuster, passenger seat   $100  
Power tilt adjuster, driver seat$100$100$100$100$100 
Power tilt adjuster, passenger seat$100$100$100$100$100 
Power tilt adjuster, second row seats   $150  
Power upper seatback recliner, driver seat   $100  
Power upper seatback recliner, passenger seat   $100  
Synthetic suede headliner   $650  
Upholstered instrument panel$300$300$300 $300 
Upholstered instrument panel, leather   $1000  
Wood trim$300$300$300$300$300 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical   $500  
Rear wheel steering   $1500  
Transmission 
Steering-wheel-mounted transmission controls$100$100$100$100  
Total Value of Features$10,575$11,775$15,475$25,345$17,250$4,435
Value of Feature Adjustments$6,140$7,340$11,040$20,910$12,815$0
Value of Feature Adjustments-5,812-6,969-10,483-19,868-12,1130

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Specifications Comparison: Cadillac CT6 vs. Mazda MX-5 Miata

Model Year20172018
ModelCT6MX-5 Miata
Body4dr Sedan2dr Coupe
Wheelbase122.4 in90.9 in
Length204.0 in154.1 in
Width74.0 in68.3 in
Height57.9 in49.0 in
Curb Weight3,648 lb.2,446 lb.
Fuel Capacity19.5 gal.11.9 gal.
Row 1 Headroom40.1 in36.8 in
Row 1 Shoulder Room58.3 in52.2 in
Row 1 Hip Room55.8 in52.0 in
Row 1 Legroom42.3 in43.1 in
Row 2 Headroom38.0 in0.0 in
Row 2 Shoulder Room56.1 in0.0 in
Row 2 Hip Room53.4 in0.0 in
Row 2 Legroom40.4 in0.0 in
Cargo Volume15.3 ft34.5 ft3

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Option Package Details
Cadillac CT6

Driver Awareness and Convenience Package
FeatureValueRequested?
Panoramic sunroof1200No
Rain-sensing wipers100Yes
Auto-dimming headlights200Yes
Voice control for nav and audio75Yes
Traffic information25Yes
Radar- or camera-based collision preparation system0No
Lane departure warning system200Yes
Blind spot warning system200Yes
Rear cross-traffic detection100Yes
Automatic braking, low-speed200No
Forward collision warning200No
Pedestrian detection50No
Lane keeping assist system400No
Following distance indicator25No
Navigation system600Yes
Heated front seats200Yes
Total Requested170045%
Total Not Requested207555%

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