Cadillac CTS Cadillac CTS 2014 Mazda RX-8 Mazda RX-8 2008

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Cadillac CTS vs. Mazda RX-8 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 CTS vs. Mazda RX-8 Invoice Comparison

Lowest Total Price: $34,860

Mazda RX-8 Manual   
Difference: $11,510

Lowest Total Invoice: $32,019

Mazda RX-8 Manual   
Difference: $11,306

Calculate Payments

  Down Payment Interest Rate Term
Model Year20142014201420082008
ModelCTSCTSCTSRX-8RX-8
TrimPerformancePremiumCTS-VAutomaticManual
Body2dr Coupe2dr Coupe2dr Coupe4dr Coupe4dr Coupe
Base Price $43,795 $47,995 $63,600 $26,435 $26,435
Base Invoice $40,948 $44,875 $59,466 $24,458 $24,458
Navigation System 1,650        
Grand Touring Package       5,335 4,635
Navigation system       2,000 2,000
Body kit       1,100 1,100
Cargo net       40 40
Navigation System 1,452        
Grand Touring Package       4,922 4,277
Navigation system       1,721 1,721
Body kit       881 881
Cargo net       32 32
Options (change) 1,650 0 0 8,475 7,775
Options (change) 1,452 0 0 7,556 6,911
Destination 925 925 925 650 650
Gas Tax 0 0 2,600 0 0
Total Price $46,370 $48,920 $67,125 $35,560 $34,860
Total Invoice $43,325 $45,800 $62,991 $32,664 $32,019

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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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TrueDelta Value Comparison: Cadillac CTS vs. Mazda RX-8

Lowest Adjusted Price and Invoice: Mazda RX-8 Automatic
TrueDelta Adjusted Price Difference: $8,070
TrueDelta Adjusted Invoice Difference: $8,086
Model Year20142014201420082008
ModelCTSCTSCTSRX-8RX-8
TrimPerformancePremiumCTS-VAutomaticManual
Body2dr Coupe2dr Coupe2dr Coupe4dr Coupe4dr Coupe
Engine318hp V6318hp V6556hp V8212hp R2232hp R2
TransmissionT6T6T6T6M6
DrivetrainRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 10300, 10300, 10300, 9300, 9
Tire (rear if not all the same)235/50-18235/50-18255/40-19225/45-18225/45-18
Total Price$46,370$48,920$67,125$35,560$34,860
Adjustments for Features-3,715-4,865-5,240-9750
Feature-Adjusted Total Price$42,655$44,055$61,885$34,585$34,860
Cost Above Minimum$0$1,400$19,230$0$275
Total Invoice$43,325$45,800$62,991$32,664$32,019
Adjustments for Features-3,471-4,555-4,917-8960
Feature-Adjusted Total Invoice$39,854$41,245$58,074$31,768$32,019
Cost Above Minimum$0$1,391$18,220$0$251

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Features Comparison: Cadillac CTS vs. Mazda RX-8

Model Year20142014201420082008
ModelCTSCTSCTSRX-8RX-8
TrimPerformancePremiumCTS-VAutomaticManual
Body2dr Coupe2dr Coupe2dr Coupe4dr Coupe4dr Coupe
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100$1100$1100 
6-speed manual    $150
RWD$0$0$0$0$0
Accessories 
Heated steering wheel $100   
Remote start$150$150$150  
Tilt steering wheel, manual   $150$150
Tilt/telescoping steering wheel, manual$250    
Tilt/telescoping steering wheel, power $350$350  
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0$0  
Blind spot warning system$200$200$200  
Brake assist$50$50$50  
Obstacle detection, rear$250$250$250  
Rearview camera$200$200$200  
Rollover sensor$50$50$50  
Tires, run-flat  $150  
Cargo Management 
Overhead sunglass holder   $25$25
Rear seat pass-through   $100$100
Second-row high console   $250$250
Second-row low console$100$100$100  
Climate Control 
Automatic air recirculation $100$100  
Automatic climate control, front$200$200$200  
Dual-zone climate control$125$125$125  
Rain-sensing wipers $175$175  
Rear air vents$100$100$100  
Variable intermittent wipers$75  $75$75
Exterior 
Body kit  $0$0$0
Sunroof   $900$900
Infotainment 
Aux input$50$50$50  
Bluetooth cell phone link$100$100$100  
CD changer, in-dash   $325$325
CD player$125$125$125  
DVD-compatible player$0$0$0  
Media drive$15$15$15  
MP3-compatible player$50$50$50  
Satellite radio$200$200$200  
Surround sound$250$250$250  
Telematics service, such as OnStar, with navigation$225$225$225  
Traffic information$25$25$25  
USB port$25$25$25  
Voice control for nav and audio$100$100$100  
Instruments, Lights, and Mirrors 
Approach detection$25$25$25  
Automatic headlights$125$125$125  
Boost gauge  $75  
Compass$0$0$0  
Headlight washers  $50  
Interior ambient lighting $150$150  
Steering-linked headlights$150$150$150  
Trip computer$150$150$150  
Seats and Interior Trim 
Cooled or ventilated front seats $300   
Folding second row seats$300$300$300  
Leather-wrapped steering wheel$150 $150$150$150
Memory system, driver seat$200$200$200  
Metal pedals    $75
Power fore-aft adjuster, passenger seat$100$100$100  
Power height adjuster, passenger seat$100$100$100  
Power lumbar 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$300$300$300  
Wood trim $300   
Wood/leather-wrapped steering wheel $150   
Suspension, Wheels, and Tires 
Adaptive dampers - electrical  $500  
Alloy wheels$350 $350$350$350
Electronic systems calibration selector  $200  
Polished alloy wheels $350   
Sport suspension (upgrade)$0$0 $0$0
Ultra-sport suspension (upgrade)  $0  
Transmission 
Steering-wheel-mounted transmission controls  $100$100 
Total Value of Features$6,265$7,415$7,790$3,525$2,550
Value of Feature Adjustments$3,715$4,865$5,240$975$0
Value of Feature Adjustments-3,471-4,555-4,917-8960

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Specifications Comparison: Cadillac CTS vs. Mazda RX-8

Model Year20142008
ModelCTSRX-8
Body2dr Coupe4dr Coupe
Wheelbase113.4 in106.4 in
Length188.5 in174.3 in
Width74.1 in69.7 in
Height55.9 in52.8 in
Curb Weight3,787 lb.3,046 lb.
Fuel Capacity18.0 gal.15.9 gal.
Row 1 Headroom36.9 in38.2 in
Row 1 Shoulder Room56.0 in54.8 in
Row 1 Hip Room54.5 in53.3 in
Row 1 Legroom42.4 in42.7 in
Row 2 Headroom34.6 in36.8 in
Row 2 Shoulder Room50.9 in54.9 in
Row 2 Hip Room47.7 in48.1 in
Row 2 Legroom35.0 in32.2 in
Cargo Volume10.5 ft37.6 ft3

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Option Package Details
Cadillac CTS Performance

Navigation System
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio100No
Traffic information25No
Total Requested60083%
Total Not Requested12517%

Option Package Details
Mazda RX-8 Automatic

Grand Touring Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated mirrors25Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power lumbar adjuster, driver seat100Yes
Proximity key250Yes
Fog lights125Yes
Xenon HID headlights500Yes
Traction control100Yes
Stability control400Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Sunroof900No
CD changer, in-dash200No
Bose, 300W, 9 speakers350No
Limited-slip rear differential300Yes
Sport suspension (upgrade)250Yes
Performance braking system (optional)250No
225/45ZR18 tires400No
Total Requested375064%
Total Not Requested210036%

Option Package Details
Mazda RX-8 Manual

Grand Touring Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated mirrors25Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power lumbar adjuster, driver seat100Yes
Proximity key250Yes
Fog lights125Yes
Xenon HID headlights500Yes
Traction control100Yes
Stability control400Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Sunroof900No
CD changer, in-dash200No
Bose, 300W, 9 speakers350No
225/45ZR18 tires400No
Total Requested320063%
Total Not Requested185037%

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