Mazda RX-8 Mazda RX-8 2009 Buick Regal Buick Regal 2014

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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: $35,783

Mazda RX-8 Grand Touring   
Difference: $2,217

Lowest Total Invoice: $32,904

Mazda RX-8 Grand Touring   
Difference: $3,522

Calculate Payments

  Down Payment Interest Rate Term
Model Year200920142014
ModelRX-8RegalRegal
TrimGrand TouringBaseGS
Body4dr Coupe4dr Sedan4dr Sedan
Base Price $31,000 $29,690 $36,905
Base Invoice $28,681 $28,502 $35,429
Premium Package 900    
6-speed shiftable automatic 700    
Temporary spare tire 395    
Cargo net 40    
All-weather floor mats 78 140 140
Navigation system 2,000    
Premium II Package   4,070  
AWD   2,175 2,365
Sunroof   1,000 1,000
Premium Package 774    
6-speed shiftable automatic 645    
Temporary spare tire 320    
Cargo net 32    
All-weather floor mats 62 123 123
Navigation system 1,720    
Premium II Package   3,908  
AWD   2,088 2,270
Sunroof   880 880
Options (change) 4,113 7,385 3,505
Options (change) 3,553 6,999 3,273
Destination 670 925 925
Total Price $35,783 $38,000 $41,335
Total Invoice $32,904 $36,426 $39,627

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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: $1,758
TrueDelta Adjusted Invoice Difference: $288
Model Year200920142014
ModelRX-8RegalRegal
TrimGrand TouringBaseGS
Body4dr Coupe4dr Sedan4dr Sedan
Engine212hp R2259hp I4259hp I4
TransmissionT6T6T6
DrivetrainRWDAWDAWD
EPA Fuel Economy (city/highway)16/23 MPG19/27 MPG19/27 MPG
Audio (watts, speakers)300, 9?, 9?, 9
Tire (rear if not all the same)225/45-18235/50-18245/40-19
Total Price$35,783$38,000$41,335
Adjustments for Features0-3,975-5,225
Feature-Adjusted Total Price$35,783$34,025$36,110
Cost Above Minimum$0$0$2,085
Total Invoice$32,904$36,426$39,627
Adjustments for Features0-3,810-5,009
Feature-Adjusted Total Invoice$32,904$32,616$34,618
Cost Above Minimum$0$0$2,002

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Features Comparison: Mazda RX-8 vs. Buick Regal

Model Year200920142014
ModelRX-8RegalRegal
TrimGrand TouringBaseGS
Body4dr Coupe4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100$1100
RWD$0  
AWD $1700$1700
Accessories 
AC power outlet $100$100
Heated steering wheel $100$100
Power rear side windows $200$200
Remote start $150$150
Tilt steering wheel, manual$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
Temporary spare tire$150$150 
Cargo Management 
Overhead sunglass holder$25  
Second-row high console$250  
Climate Control 
Dual-zone climate control $125$125
Rain-sensing wipers$175  
Rear air vents $100$100
Variable intermittent wipers $75$75
Exterior 
Active grille shutters $0$0
Body kit  $0
Rear spoiler  $200
Infotainment 
App support $0$0
Bluetooth audio streaming $25$25
CD changer, in-dash$325  
CD player $125$125
HD radio $50$50
Siri Eyes Free support $0$0
SMS text-to-speech reader $25$25
Surround sound$250  
Telematics service, such as OnStar, with navigation $225$225
USB port $25$25
Voice control for external devices $0$0
Voice control for nav and audio $100$100
Instruments, Lights, and Mirrors 
Compass $0$0
Fog lights$125$125 
Interior ambient lighting $150$150
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
Memory system, driver seat$200  
Metal pedals  $75
Power 4-way lumbar adjuster, driver seat $150$150
Power 4-way lumbar adjuster, passenger seat $150$150
Power fore-aft adjuster, passenger seat $100$100
Power height adjuster, passenger seat $100$100
Power lumbar adjuster, driver seat$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
Sport suspension (upgrade) $0$0
Transmission 
Steering-wheel-mounted transmission controls$100  
Total Value of Features$2,950$6,925$8,175
Value of Feature Adjustments$0$3,975$5,225
Value of Feature Adjustments0-3,810-5,009

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Specifications Comparison: Mazda RX-8 vs. Buick Regal

Model Year20092014
ModelRX-8Regal
Body4dr Coupe4dr Sedan
Wheelbase106.4 in107.8 in
Length175.6 in190.2 in
Width69.7 in73.1 in
Height52.8 in58.4 in
Curb Weight3,094 lb.3,980 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 Grand Touring

Premium Package
FeatureValueRequested?
Sunroof900Yes
Satellite radio200Yes
Total Requested1100100%
Total Not Requested00%

Option Package Details
Buick Regal

AWD
FeatureValueRequested?
AWD0Yes
Sport suspension (upgrade)250No
Limited-slip rear differential300Yes
Variable assist steering (optional)0No
Total Requested30055%
Total Not Requested25045%
Premium II Package
FeatureValueRequested?
Navigation system600Yes
Rear side airbags300No
Xenon HID headlights500Yes
Bose, 9 speakers (with subwoofer)350No
Voice control for nav and audio75No
Speed limit information0No
Universal garage door opener100Yes
Power tilt adjuster, passenger seat100No
Obstacle detection, rear250No
Heated steering wheel100No
AC power outlet100No
Remote start150No
Proximity key250Yes
Power recliner, passenger seat100No
Power fore-aft adjuster, passenger seat100No
Power 4-way lumbar adjuster, passenger seat150No
Total Requested145045%
Total Not Requested177555%

Option Package Details
Buick Regal GS

AWD
FeatureValueRequested?
AWD0Yes
Limited-slip rear differential300Yes
Total Requested300100%
Total Not Requested00%

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