Cadillac CTS Cadillac CTS 2016 Mazda RX-8 Mazda RX-8 2008

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

Join Us

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: $33,760

Mazda RX-8 Manual   
Difference: $19,265

Lowest Total Invoice: $31,138

Mazda RX-8 Manual   
Difference: $18,721

Calculate Payments

  Down Payment Interest Rate Term
Model Year2016201620162016201620082008
ModelCTSCTSCTSCTSCTSRX-8RX-8
TrimLuxuryPerformancePremiumV-Sport PremiumCTS-VAutomaticManual
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Coupe4dr Coupe
Base Price $51,285 $56,285 $60,685 $69,955 $83,995 $26,435 $26,435
Base Invoice $48,208 $52,626 $56,740 $65,408 $78,535 $24,458 $24,458
CD player, remote 250 250 250 250 250    
Metallic paint (extra cost) 495 495 495 495      
Panoramic sunroof         1,250    
Luxury Package         1,600    
Grand Touring Package           5,335 4,635
Navigation system           2,000 2,000
Cargo net           40 40
CD player, remote 220 220 220 220 220    
Metallic paint (extra cost) 436 436 436 436      
Panoramic sunroof         1,100    
Luxury Package         1,408    
Grand Touring Package           4,922 4,277
Navigation system           1,721 1,721
Cargo net           32 32
Options (change) 745 745 745 745 3,100 7,375 6,675
Options (change) 656 656 656 656 2,728 6,675 6,030
Destination 995 995 995 995 995 650 650
Gas Tax 0 0 0 0 1,000 0 0
Total Price $53,025 $58,025 $62,425 $71,695 $89,090 $34,460 $33,760
Total Invoice $49,859 $54,277 $58,391 $67,059 $83,258 $31,783 $31,138

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 CTS dealer quotes or Mazda RX-8 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 CTS vs. Mazda RX-8

Lowest Adjusted Price and Invoice: Mazda RX-8 Automatic
TrueDelta Adjusted Price Difference: $10,850
TrueDelta Adjusted Invoice Difference: $10,804
Model Year2016201620162016201620082008
ModelCTSCTSCTSCTSCTSRX-8RX-8
TrimLuxuryPerformancePremiumV-Sport PremiumCTS-VAutomaticManual
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Coupe4dr Coupe
Engine268hp I4268hp I4268hp I4420hp V6640hp V8212hp R2232hp R2
TransmissionT8T8T8T8T8T6M6
DrivetrainRWDRWDRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 13?, 13?, 13?, 13?, 13300, 9300, 9
Tire (rear if not all the same)245/45-17245/40-18245/40-18245/40-18265/35-19225/45-18225/45-18
Total Price$53,025$58,025$62,425$71,695$89,090$34,460$33,760
Adjustments for Features-8,690-11,390-13,365-13,990-13,090-9750
Feature-Adjusted Total Price$44,335$46,635$49,060$57,705$76,000$33,485$33,760
Cost Above Minimum$0$2,300$4,725$13,370$31,665$0$275
Total Invoice$49,859$54,277$58,391$67,059$83,258$31,783$31,138
Adjustments for Features-8,171-10,654-12,501-13,085-12,233-8990
Feature-Adjusted Total Invoice$41,688$43,623$45,890$53,974$71,025$30,884$31,138
Cost Above Minimum$0$1,935$4,202$12,286$29,337$0$254

Return to top

Features Comparison: Cadillac CTS vs. Mazda RX-8

Model Year2016201620162016201620082008
ModelCTSCTSCTSCTSCTSRX-8RX-8
TrimLuxuryPerformancePremiumV-Sport PremiumCTS-VAutomaticManual
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Coupe4dr Coupe
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300$1300$1300$1300  
6-speed manually-shiftable automatic     $1100 
6-speed manual      $150
RWD$0$0$0$0$0$0$0
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$150
Electronic engine sound enhancement   $0$0  
Heated steering wheel$100$100$100$100$100  
Power rear side windows$200$200$200$200$200  
Remote app$25$25$25$25$25  
Remote start$150$150$150$150$150  
Semi-automated parking system $500$500$500$500  
Sunshade, rear, power $225$225$225$225  
Sunshades, second row $125$125$125$125  
Tilt steering wheel, manual     $150$150
Tilt/telescoping steering wheel, power$350$350$350$350$350  
Brakes, Airbags, and Other Safety 
Around view cameras $500$500$500   
Automatic braking, high-speed or partial  $200$200   
Automatic braking, low-speed  $200$200   
Backup collision intervention  $150$150   
Blind spot warning system$200$200$200$200$200  
Brake assist$50$50$50$50$50  
Cross-traffic warning, rear$100$100$100$100$100  
Forward collision warning$200$200$200$200$200  
High performance brake pads (optional)    $0  
Knee airbag, driver$75$75$75$75$75  
Knee airbag, passenger$75$75$75$75$75  
Lane departure warning$200$200$200$200$200  
Lane keeping assist$400$400$400$400$400  
Obstacle detection, front $150$150$150$150  
Obstacle detection, rear$250$250$250$250$250  
Performance traction management    $250  
Radar- or camera-based collision preparation system  $0$0$0  
Rear side airbags$300$300$300$300$300  
Rearview camera$200   $200  
Tires, run-flat$150$150$150$150   
Vehicle health reports$0$0$0$0$0  
Wide-view front camera    $150  
Cargo Management 
Overhead sunglass holder     $25$25
Second-row high console     $250$250
Climate Control 
Automatic climate control, front$200$200$200$200$200  
Dual-zone climate control$125$125$125$125$125  
Rain-sensing wipers$175$175$175$175$175  
Rear air vents$100      
Rear air vents with automatic controls $250$250$250$250  
Variable intermittent wipers     $75$75
Drivetrain 
Active rear differential   $500$500  
Differential cooler    $0  
Limited-slip rear differential     $300$300
Engine / Motor 
Automatic start / stop$150$150$150    
Exterior 
Active grille shutters$0$0     
Carbon fiber hood    $0  
Laminated front side windows$200$200$200$200$200  
Laminated rear side windows  $100$100   
Panoramic sunroof$1200$1200$1200$1200$1200  
Sunroof     $900$900
Tow hook(s), front$40$40$40$40$40  
Infotainment 
4G LTE connectivity$0$0$0$0$0  
Android Auto support$100$100$100$100$100  
App support$0$0$0$0$0  
Apple CarPlay support$100$100$100$100$100  
Aux input$50$50$50$50$50  
Bluetooth audio streaming$25$25$25$25$25  
Bluetooth cell phone link$100$100$100$100$100  
CD changer, in-dash     $325$325
CD player, remote$100$100$100$100$100  
HD radio$50$50$50$50$50  
MP3-compatible player$50$50$50$50$50  
Satellite radio$200$200$200$200$200  
SMS text-to-speech reader$25$25$25$25$25  
Surround sound$250$250$250$250$250  
Telematics service, such as OnStar, with navigation$225$225$225$225$225  
Traffic information$25$25$25$25$25  
USB port$25$25$25$25$25  
Voice control for external devices$0$0$0$0$0  
Voice control for nav and audio$100$100$100$100$100  
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  
Auto-dimming headlights$200$200$200$200$200  
Automatic headlights$125$125$125$125$125  
Boost gauge   $75$75  
Compass$0$0$0$0$0  
Fog lights     $125$125
Head-up display (HUD) $350$350$350$350  
Interior ambient lighting$150$150$150$150$150  
Large color reconfigurable instrument cluster display  $250$250$250  
Steering-linked headlights$150$150$150$150   
Trip computer$150$150$150$150$150  
Turn signals on or near mirrors$25$25$25$25$25  
Seats and Interior Trim 
Carbon fiber trim    $200  
Cooled or ventilated front seats$300$300$300$300$300  
Coordinated climate control, front seats$0$0$0$0$0  
Door sill trim plates$100    $100$100
Folding second row seats$300$300$300$300$300  
Heated second row seats $200$200$200$200  
Illuminated door sill trim plates $200$200$200$200  
Manual thigh support length adjuster, driver seat  $50$50$50  
Manual thigh support length adjuster, passenger seat  $50$50$50  
Memory system, driver seat$200$200$200$200$200  
Metal pedals  $75$75$75 $75
Power 4-way lumbar adjuster, driver seat$150$150$150$150$150  
Power 4-way lumbar adjuster, passenger seat$150$150$150$150$150  
Power fore-aft adjuster, passenger seat$100$100$100$100$100  
Power height adjuster, passenger seat$100$100$100$100$100  
Power lumbar adjuster, driver seat     $100$100
Power recliner, passenger seat$100$100$100$100$100  
Power seatback bolsters, driver seat  $100$100$100  
Power seatback bolsters, passenger seat  $100$100$100  
Power tilt adjuster, passenger seat$100$100$100$100$100  
Synthetic suede headliner    $650  
Synthetic suede inserts in leather seating surfaces    $0  
Upholstered instrument panel$300$300$300$300$300  
Wood trim$300$300$300$300   
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500$500$500$500  
Alloy wheels $350  $350$350$350
Electronic systems calibration selector   $200$200  
Machined alloy wheels$350  $350   
Performance steering system (optional)    $0  
Polished alloy wheels  $350    
Sport suspension (upgrade)   $0 $0$0
Ultra-sport suspension (upgrade)    $0  
Transmission 
Launch control    $100  
Steering-wheel-mounted transmission controls$100$100$100$100$100$100 
Total Value of Features$11,765$14,465$16,440$17,065$16,165$4,050$3,075
Value of Feature Adjustments$8,690$11,390$13,365$13,990$13,090$975$0
Value of Feature Adjustments-8,171-10,654-12,501-13,085-12,233-8990

Return to top

Specifications Comparison: Cadillac CTS vs. Mazda RX-8

Model Year20162008
ModelCTSRX-8
Body4dr Sedan4dr Coupe
Wheelbase114.6 in106.4 in
Length195.5 in174.3 in
Width72.2 in69.7 in
Height57.2 in52.8 in
Curb Weight3,656 lb.3,046 lb.
Fuel Capacity19.0 gal.15.9 gal.
Row 1 Headroom39.2 in38.2 in
Row 1 Shoulder Room56.9 in54.8 in
Row 1 Hip Room53.8 in53.3 in
Row 1 Legroom42.6 in42.7 in
Row 2 Headroom37.5 in36.8 in
Row 2 Shoulder Room54.8 in54.9 in
Row 2 Hip Room53.3 in48.1 in
Row 2 Legroom35.4 in32.2 in
Cargo Volume13.7 ft37.6 ft3

Return to top

Option Package Details
Cadillac CTS CTS-V

Luxury Package
FeatureValueRequested?
Heated second row seats200No
Second-row 2-section 3-person split bench100No
Rear air vents with automatic controls150No
Folding second row seats300No
Sunshades, second row125No
Sunshade, rear, power225No
AC power outlet100No
Total Requested00%
Total Not Requested1200100%

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
Traction control100Yes
Stability control400Yes
Fog lights125No
Xenon HID headlights500Yes
Sunroof900Yes
CD changer, in-dash200No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
Sport suspension (upgrade)250Yes
Performance braking system (optional)250No
Limited-slip rear differential300Yes
225/45ZR18 tires400No
Total Requested452577%
Total Not Requested132523%

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
Traction control100Yes
Stability control400Yes
Fog lights125No
Xenon HID headlights500Yes
Sunroof900Yes
CD changer, in-dash200No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
225/45ZR18 tires400No
Total Requested397579%
Total Not Requested107521%

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, Wagons, and Coupes.
See TrueDelta's information for all Cadillac models.