Buick Cascada Buick Cascada 2018 Mazda RX-8 Mazda RX-8 2007

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Buick Cascada 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.

Buick Cascada vs. Mazda RX-8 Invoice Comparison

Lowest Total Price: $33,665

Mazda RX-8 Manual   
Difference: $3,720

Lowest Total Invoice: $31,051

Mazda RX-8 Manual   
Difference: $4,855

Calculate Payments

  Down Payment Interest Rate Term
Model Year2018201820072007
ModelCascadaCascadaRX-8RX-8
TrimPremiumSport TouringAutomaticManual
Body2dr Convertible2dr Convertible4dr Coupe4dr Coupe
Base Price $36,065 $37,065 $26,435 $26,435
Base Invoice $34,622 $35,582 $24,458 $24,458
Metallic paint (extra cost) 395      
Grand Touring Package     5,335 4,635
Navigation system     2,000 2,000
Metallic paint (extra cost) 359      
Grand Touring Package     4,922 4,277
Navigation system     1,721 1,721
Options (change) 395 0 7,335 6,635
Options (change) 359 0 6,643 5,998
Destination 925 925 595 595
Total Price $37,385 $37,990 $34,365 $33,665
Total Invoice $35,906 $36,507 $31,696 $31,051

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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 Buick Cascada dealer quotes or Mazda RX-8 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Buick Cascada vs. Mazda RX-8

Lowest Adjusted Price and Invoice: Buick Cascada Premium
TrueDelta Adjusted Price Difference: $3,655
TrueDelta Adjusted Invoice Difference: $2,241
Model Year2018201820072007
ModelCascadaCascadaRX-8RX-8
TrimPremiumSport TouringAutomaticManual
Body2dr Convertible2dr Convertible4dr Coupe4dr Coupe
Engine200hp I4200hp I4212hp R2232hp R2
TransmissionT6T6T6M6
DrivetrainFWDFWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 7?, 7300, 9300, 9
Tire (rear if not all the same)245/40-20245/40-20225/45-18225/45-18
Total Price$37,385$37,990$34,365$33,665
Adjustments for Features-7,725-7,725-1,0500
Feature-Adjusted Total Price$29,660$30,265$33,315$33,665
Cost Above Minimum$0$605$0$350
Total Invoice$35,906$36,507$31,696$31,051
Adjustments for Features-7,419-7,423-9680
Feature-Adjusted Total Invoice$28,487$29,084$30,728$31,051
Cost Above Minimum$0$597$0$323

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Features Comparison: Buick Cascada vs. Mazda RX-8

Model Year2018201820072007
ModelCascadaCascadaRX-8RX-8
TrimPremiumSport TouringAutomaticManual
Body2dr Convertible2dr Convertible4dr Coupe4dr Coupe
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100$1100 
6-speed manual   $150
FWD$0$0  
RWD  $0$0
Accessories 
Heated steering wheel$100$100  
Power rear side windows$200$200  
Proximity key  $250$250
Remote app$25$25  
Remote start$150$150  
Tilt steering wheel, manual  $150$150
Tilt/telescoping steering wheel, manual$250$250  
Universal garage door opener  $100$100
Wind blocker$300$300  
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests$500$500  
Automatic seat belt presenters, front row$100$100  
Brake assist$50$50  
Forward collision warning$200$200  
Knee airbag, driver$75$75  
Knee airbag, passenger$75$75  
Lane departure warning$200$200  
Obstacle detection, front$150$150  
Obstacle detection, rear$250$250  
Rearview camera$200$200  
Side curtain airbags  $350$350
Vehicle health reports$0$0  
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  
Climate Control 
Automatic climate control, front$200$200  
Dual-zone climate control$125$125  
Interior air filter  $0$0
Rain-sensing wipers$175$175  
Variable intermittent wipers  $75$75
Drivetrain 
Limited-slip rear differential  $300$300
Exterior 
Power convertible top$4000$4000  
Sunroof  $900$900
Infotainment 
4G LTE connectivity$0$0  
App support$0$0  
Aux input$50$50  
Bluetooth audio streaming$25$25  
Bluetooth cell phone link$100$100  
CD changer, in-dash  $325$325
CD player$125$125  
DVD-compatible player$0$0  
MP3-compatible player$50$50  
Satellite radio$200$200  
Siri Eyes Free support$0$0  
SMS text-to-speech reader$25$25  
Telematics service, such as OnStar, with navigation$225$225  
Traffic information$25$25  
Voice control for external devices$0$0  
Voice control for nav and audio$100$100  
Wi-Fi hotspot$50$50  
Instruments, Lights, and Mirrors 
Automatic headlights$125$125  
Steering-linked headlights$150$150  
Trip computer$150$150  
Turn signals on or near mirrors$25$25  
Seats and Interior Trim 
Center armrest(s), second row  $50$50
Folding second row seats$300$300  
Power fore-aft adjuster, passenger seat$100$100  
Power height adjuster, passenger seat$100$100  
Power lumbar adjuster, passenger seat$100$100  
Power recliner, passenger seat$100$100  
Power tilt adjuster, passenger seat$100$100  
Suspension, Wheels, and Tires 
Sport suspension (upgrade)  $0$0
Transmission 
Steering-wheel-mounted transmission controls  $100 
Total Value of Features$10,750$10,750$4,075$3,025
Value of Feature Adjustments$7,725$7,725$1,050$0
Value of Feature Adjustments-7,419-7,423-9680

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Specifications Comparison: Buick Cascada vs. Mazda RX-8

Model Year20182007
ModelCascadaRX-8
Body2dr Convertible4dr Coupe
Wheelbase106.1 in106.4 in
Length184.9 in174.3 in
Width72.4 in69.7 in
Height56.8 in52.8 in
Curb Weight3,980 lb.3,046 lb.
Fuel Capacity14.3 gal.15.9 gal.
Row 1 Headroom37.8 in38.2 in
Row 1 Shoulder Room54.6 in54.8 in
Row 1 Hip Room0.0 in53.3 in
Row 1 Legroom42.2 in42.7 in
Row 2 Headroom36.1 in36.8 in
Row 2 Shoulder Room45.8 in54.9 in
Row 2 Hip Room0.0 in48.1 in
Row 2 Legroom32.8 in32.2 in
Cargo Volume13.4 ft37.6 ft3

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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 key250No
Traction control100Yes
Stability control400Yes
Fog lights125Yes
Xenon HID headlights500Yes
Sunroof900No
CD changer, in-dash200No
Universal garage door opener100No
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
Sport suspension (upgrade)250No
Performance braking system (optional)250No
Limited-slip rear differential300No
225/45ZR18 tires400No
Total Requested285049%
Total Not Requested300051%

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 key250No
Traction control100Yes
Stability control400Yes
Fog lights125Yes
Xenon HID headlights500Yes
Sunroof900No
CD changer, in-dash200No
Universal garage door opener100No
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
225/45ZR18 tires400No
Total Requested285056%
Total Not Requested220044%

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