Mazda RX-8 Mazda RX-8 2007 Kia Rio Kia Rio 2014

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

Join Us

Mazda RX-8 vs. Kia Rio 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. Kia Rio Invoice Comparison

Lowest Total Price: $21,315

Kia Rio SX   
Difference: $12,350

Lowest Total Invoice: $20,326

Kia Rio SX   
Difference: $10,725

Calculate Payments

  Down Payment Interest Rate Term
Model Year200720072014
ModelRX-8RX-8Rio
TrimAutomaticManualSX
Body4dr Coupe4dr Coupe4dr Sedan
Base Price $26,435 $26,435 $17,900
Base Invoice $24,458 $24,458 $17,088
Grand Touring Package 5,335 4,635  
Navigation system 2,000 2,000  
Premium Package     2,500
Floor mats     115
Grand Touring Package 4,922 4,277  
Navigation system 1,721 1,721  
Premium Package     2,345
Floor mats     93
Options (change) 7,335 6,635 2,615
Options (change) 6,643 5,998 2,438
Destination 595 595 800
Total Price $34,365 $33,665 $21,315
Total Invoice $31,696 $31,051 $20,326

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 Mazda RX-8 dealer quotes or Kia Rio 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: Mazda RX-8 vs. Kia Rio

Lowest Adjusted Price and Invoice: Kia Rio SX
TrueDelta Adjusted Price Difference: $12,650
TrueDelta Adjusted Invoice Difference: $11,022
Model Year200720072014
ModelRX-8RX-8Rio
TrimAutomaticManualSX
Body4dr Coupe4dr Coupe4dr Sedan
Engine212hp R2232hp R2138hp I4
TransmissionT6M6T6
DrivetrainRWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 9300, 9?, 6
Tire (rear if not all the same)225/45-18225/45-18205/45-17
Total Price$34,365$33,665$21,315
Adjustments for Features-1,0500-650
Feature-Adjusted Total Price$33,315$33,665$20,665
Cost Above Minimum$0$350$0
Total Invoice$31,696$31,051$20,326
Adjustments for Features-9680-620
Feature-Adjusted Total Invoice$30,728$31,051$19,706
Cost Above Minimum$0$323$0

Return to top

Features Comparison: Mazda RX-8 vs. Kia Rio

Model Year200720072014
ModelRX-8RX-8Rio
TrimAutomaticManualSX
Body4dr Coupe4dr Coupe4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 $1100
6-speed manual $150 
RWD$0$0 
FWD  $0
Accessories 
Power rear side windows  $200
Tilt steering wheel, manual$150$150 
Tilt/telescoping steering wheel, manual  $250
Universal garage door opener$100$100 
Brakes, Airbags, and Other Safety 
911 assist  $25
Active or whiplash-reducing head restraints, front seats  $0
Brake assist  $50
Rearview camera  $200
Vehicle health reports  $0
Cargo Management 
Overhead sunglass holder$25$25 
Rear seat pass-through$100$100 
Second-row high console$250$250 
Climate Control 
Interior air filter$0$0 
Drivetrain 
Limited-slip rear differential$300$300 
Infotainment 
App support  $0
Aux input  $50
Bluetooth audio streaming  $25
Bluetooth cell phone link  $100
CD changer, in-dash$325$325 
CD player  $125
MP3-compatible player  $50
Satellite radio  $200
Traffic information  $25
Voice control for nav and audio  $100
Instruments, Lights, and Mirrors 
Auto-dimming rearview mirror$150$150 
Automatic headlights  $125
Outside temperature display$50$50 
Power-folding mirrors  $50
Trip computer  $150
Turn signals on or near mirrors  $25
Xenon HID headlights$500$500 
Seats and Interior Trim 
Center armrest(s), second row$50$50 
Folding second row seats  $300
Manual height adjuster, driver seat  $50
Power fore-aft adjuster, driver seat$100$100 
Power height adjuster, driver seat$100$100 
Power lumbar adjuster, driver seat$100$100 
Power recliner, driver seat$100$100 
Power tilt adjuster, driver seat$100$100 
Soft-touch instrument panel (optional)  $0
Transmission 
Steering-wheel-mounted transmission controls$100 $100
Total Value of Features$3,700$2,650$3,300
Value of Feature Adjustments$1,050$0$650
Value of Feature Adjustments-9680-620

Return to top

Specifications Comparison: Mazda RX-8 vs. Kia Rio

Model Year20072014
ModelRX-8Rio
Body4dr Coupe4dr Sedan
Wheelbase106.4 in101.2 in
Length174.3 in171.9 in
Width69.7 in67.7 in
Height52.8 in57.3 in
Curb Weight3,046 lb.2,404 lb.
Fuel Capacity15.9 gal.11.4 gal.
Row 1 Headroom38.2 in40.0 in
Row 1 Shoulder Room54.8 in53.1 in
Row 1 Hip Room53.3 in52.1 in
Row 1 Legroom42.7 in43.8 in
Row 2 Headroom36.8 in37.6 in
Row 2 Shoulder Room54.9 in52.1 in
Row 2 Hip Room48.1 in51.2 in
Row 2 Legroom32.2 in31.1 in
Cargo Volume7.6 ft313.7 ft3

Return to top

Option Package Details
Mazda RX-8 Automatic

Grand Touring Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated mirrors25Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100No
Power height adjuster, driver seat50No
Power tilt adjuster, driver seat100No
Power recliner, driver seat100No
Power lumbar adjuster, driver seat100No
Proximity key250Yes
Traction control100Yes
Stability control400Yes
Fog lights125Yes
Xenon HID headlights500No
Sunroof900Yes
CD changer, in-dash200No
Universal garage door opener100No
Auto-dimming rearview mirror150No
Bose, 300W, 9 speakers350No
Sport suspension (upgrade)250Yes
Performance braking system (optional)250No
Limited-slip rear differential300No
225/45ZR18 tires400No
Total Requested315054%
Total Not Requested270046%

Option Package Details
Mazda RX-8 Manual

Grand Touring Package
FeatureValueRequested?
Leather seating surfaces900Yes
Heated mirrors25Yes
Heated front seats200Yes
Power fore-aft adjuster, driver seat100No
Power height adjuster, driver seat50No
Power tilt adjuster, driver seat100No
Power recliner, driver seat100No
Power lumbar adjuster, driver seat100No
Proximity key250Yes
Traction control100Yes
Stability control400Yes
Fog lights125Yes
Xenon HID headlights500No
Sunroof900Yes
CD changer, in-dash200No
Universal garage door opener100No
Auto-dimming rearview mirror150No
Bose, 300W, 9 speakers350No
225/45ZR18 tires400No
Total Requested290057%
Total Not Requested215043%

Option Package Details
Kia Rio SX

Premium Package
FeatureValueRequested?
Navigation system600Yes
Leather seating surfaces900Yes
Heated front seats200Yes
Sunroof900Yes
Proximity key250Yes
Voice control for nav and audio100No
Traffic information25No
Total Requested285096%
Total Not Requested1254%

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 Coupes
See TrueDelta's information for all Mazda models.