Mazda RX-8 Mazda RX-8 2007 Buick Regal Buick Regal 2017

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Mazda RX-8 vs. Buick Regal 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.

Mazda RX-8 vs. Buick Regal Invoice Comparison

Lowest Total Price: $35,095

Mazda RX-8 Manual   
Difference: $1,405

Lowest Total Invoice: $32,191

Mazda RX-8 Manual   
Difference: $2,808

Calculate Payments

  Down Payment Interest Rate Term
Model Year2007200720172017
ModelRX-8RX-8RegalRegal
TrimAutomaticManualBaseGS
Body4dr Coupe4dr Coupe4dr Sedan4dr Sedan
Base Price $26,435 $26,435 $31,465 $34,115
Base Invoice $24,458 $24,458 $30,206 $32,750
Grand Touring Package 5,335 4,635    
Body kit 970 970    
Navigation system 2,000 2,000    
All-weather floor mats 60 60 140 140
Rear spoiler 360 360    
Cargo net 40 40    
Premium II Package     2,575  
Metallic paint (extra cost)     395 395
Sunroof     1,000 1,000
Grand Touring Package 4,922 4,277    
Body kit 775 775    
Navigation system 1,721 1,721    
All-weather floor mats 45 45 127 127
Rear spoiler 288 288    
Cargo net 32 32    
Premium II Package     2,472  
Metallic paint (extra cost)     359 359
Sunroof     910 910
Options (change) 8,765 8,065 4,110 1,535
Options (change) 7,783 7,138 3,868 1,396
Destination 595 595 925 925
Total Price $35,795 $35,095 $36,500 $36,575
Total Invoice $32,836 $32,191 $34,999 $35,071

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

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

Lowest Adjusted Price and Invoice: Buick Regal
TrueDelta Adjusted Price Difference: $4,295
TrueDelta Adjusted Invoice Difference: $2,675
Model Year2007200720172017
ModelRX-8RX-8RegalRegal
TrimAutomaticManualBaseGS
Body4dr Coupe4dr Coupe4dr Sedan4dr Sedan
Engine212hp R2232hp R2259hp I4259hp I4
TransmissionT6M6T6T6
DrivetrainRWDRWDAWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 9300, 9?, 9?, 9
Tire (rear if not all the same)225/45-18225/45-18235/50-18245/40-19
Total Price$35,795$35,095$36,500$36,575
Adjustments for Features-1,0500-6,050-5,375
Feature-Adjusted Total Price$34,745$35,095$30,450$31,200
Cost Above Minimum$0$350$0$750
Total Invoice$32,836$32,191$34,999$35,071
Adjustments for Features-9630-5,801-5,154
Feature-Adjusted Total Invoice$31,873$32,191$29,198$29,917
Cost Above Minimum$0$318$0$719

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Features Comparison: Mazda RX-8 vs. Buick Regal

Model Year2007200720172017
ModelRX-8RX-8RegalRegal
TrimAutomaticManualBaseGS
Body4dr Coupe4dr Coupe4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 $1100$1100
6-speed manual $150  
RWD$0$0  
AWD  $1700 
FWD   $0
Accessories 
AC power outlet  $100$100
Heated steering wheel  $100$100
Power rear side windows  $200$200
Remote app  $25$25
Remote start  $150$150
Tilt steering wheel, manual$150$150  
Tilt/telescoping steering wheel, manual  $250$250
Brakes, Airbags, and Other Safety 
Brake assist  $50$50
Obstacle detection, front   $150
Obstacle detection, rear  $250$250
Rear side airbags  $300$300
Rearview camera  $200$200
Rollover sensor  $50$50
Vehicle health reports  $0$0
Cargo Management 
Overhead sunglass holder$25$25  
Second-row high console$250$250  
Climate Control 
Automatic climate control, front  $200$200
Dual-zone climate control  $125$125
Rear air vents  $100$100
Drivetrain 
Limited-slip rear differential$300$300$300 
Exterior 
Active grille shutters  $0$0
Body kit$0$0 $0
Rear spoiler$200$200 $200
Infotainment 
4G LTE connectivity  $0$0
Android Auto support  $100$100
App support  $0$0
Apple CarPlay support  $100$100
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
MP3-compatible player  $50$50
Satellite radio  $200$200
SMS text-to-speech reader  $25$25
Telematics service, such as OnStar, with navigation  $225$225
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
Compass  $0$0
Fog lights$125$125$125 
Large color reconfigurable instrument cluster display   $250
Performance meter   $150
Trip computer  $150$150
Turn signals on or near mirrors  $25$25
Seats and Interior Trim 
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 
Adaptive dampers - electrical   $500
Electronic systems calibration selector   $200
Transmission 
Steering-wheel-mounted transmission controls$100   
Total Value of Features$2,575$1,525$7,575$6,900
Value of Feature Adjustments$1,050$0$6,050$5,375
Value of Feature Adjustments-9630-5,801-5,154

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Specifications Comparison: Mazda RX-8 vs. Buick Regal

Model Year20072017
ModelRX-8Regal
Body4dr Coupe4dr Sedan
Wheelbase106.4 in107.8 in
Length174.3 in190.2 in
Width69.7 in73.1 in
Height52.8 in58.4 in
Curb Weight3,046 lb.3,693 lb.
Fuel Capacity15.9 gal.18.0 gal.
Row 1 Headroom38.2 in38.8 in
Row 1 Shoulder Room54.8 in56.7 in
Row 1 Hip Room53.3 in55.4 in
Row 1 Legroom42.7 in42.1 in
Row 2 Headroom36.8 in36.8 in
Row 2 Shoulder Room54.9 in54.4 in
Row 2 Hip Room48.1 in52.3 in
Row 2 Legroom32.2 in37.3 in
Cargo Volume7.6 ft314.2 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 key250Yes
Traction control100Yes
Stability control400Yes
Fog lights125Yes
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 Requested465079%
Total Not Requested120021%

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 lights125Yes
Xenon HID headlights500Yes
Sunroof900Yes
CD changer, in-dash200No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Bose, 300W, 9 speakers350No
225/45ZR18 tires400No
Total Requested410081%
Total Not Requested95019%

Option Package Details
Buick Regal

Premium II Package
FeatureValueRequested?
Navigation system600Yes
Rear side airbags300No
Xenon HID headlights500Yes
AC power outlet100No
Bose, 9 speakers (with subwoofer)350No
Voice control for nav and audio75No
Speed limit information0No
Power recliner, passenger seat100No
Power fore-aft adjuster, passenger seat100No
Power lumbar adjuster, passenger seat100No
Universal garage door opener100Yes
Power tilt adjuster, passenger seat100No
Obstacle detection, rear250No
Heated steering wheel100No
Remote start150No
Proximity key250Yes
Total Requested145046%
Total Not Requested172554%

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