Mazda RX-8 Mazda RX-8 2006 Kia Rio Kia Rio 2008

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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: $14,850

Kia Rio LX   
Difference: $12,505

Lowest Total Invoice: $14,017

Kia Rio LX   
Difference: $11,289

Calculate Payments

  Down Payment Interest Rate Term
Model Year2006200620082008
ModelRX-8RX-8RioRio
TrimBase (automatic)Base (manual)LXSX
Body4dr Coupe4dr Coupe4dr Sedan4dr Sedan
Base Price $26,435 $26,435 $12,815 $13,615
Base Invoice $24,458 $24,458 $12,160 $12,915
Rear spoiler 360 360 300  
Power Package     600 600
Antilock brakes (ABS)     400 400
Floor mats     85 85
Rear spoiler 288 288 250  
Power Package     535 535
Antilock brakes (ABS)     357 357
Floor mats     65 65
Options (change) 360 360 1,385 1,085
Options (change) 288 288 1,207 957
Destination 560 560 650 650
Total Price $27,355 $27,355 $14,850 $15,350
Total Invoice $25,306 $25,306 $14,017 $14,522

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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

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: $10,750
TrueDelta Adjusted Invoice Difference: $9,636
Model Year2006200620082008
ModelRX-8RX-8RioRio
TrimBase (automatic)Base (manual)LXSX
Body4dr Coupe4dr Coupe4dr Sedan4dr Sedan
Engine212hp R2238hp R2110hp I4110hp I4
TransmissionT6M6M5M5
DrivetrainRWDRWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)100, 6100, 6?, 6?, 6
Tire (rear if not all the same)225/55-16225/45-18185/65-14195/55-15
Total Price$27,355$27,355$14,850$15,350
Adjustments for Features-1,880-1,1300-625
Feature-Adjusted Total Price$25,475$26,225$14,850$14,725
Cost Above Minimum$0$750$125$0
Total Invoice$25,306$25,306$14,017$14,522
Adjustments for Features-1,739-1,0450-591
Feature-Adjusted Total Invoice$23,567$24,261$14,017$13,931
Cost Above Minimum$0$694$86$0

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Features Comparison: Mazda RX-8 vs. Kia Rio

Model Year2006200620082008
ModelRX-8RX-8RioRio
TrimBase (automatic)Base (manual)LXSX
Body4dr Coupe4dr Coupe4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100   
6-speed manual $150  
5-speed manual  $0$0
RWD$0$0  
FWD  $0$0
Accessories 
Cruise control$150$150  
Power rear side windows  $200$200
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  
Exterior 
Bodyside moldings  $75$75
Bright-finished exhaust tip(s)$25$25  
Infotainment 
Audio controls on steering wheel$125$125  
Instruments, Lights, and Mirrors 
Automatic-off headlights  $25$25
Fog lights   $125
Heated mirrors  $25$25
Illuminated visor mirror, driver$50$50  
Illuminated visor mirror, passenger$50$50  
Outside temperature display$50$50  
Visor mirror, driver  $10$10
Visor mirror, passenger  $10$10
Seats and Interior Trim 
Center armrest(s), second row$50$50  
Folding second row seats  $300$300
Leather-wrapped steering wheel$150$150 $150
Manual tilt adjuster, driver seat  $50$50
Suspension, Wheels, and Tires 
Alloy wheels$350$350 $350
Sport suspension (upgrade) $0  
Transmission 
Steering-wheel-mounted transmission controls$100   
Total Value of Features$2,575$1,825$695$1,320
Value of Feature Adjustments$1,880$1,130$0$625
Value of Feature Adjustments-1,739-1,0450-591

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Specifications Comparison: Mazda RX-8 vs. Kia Rio

Model Year20062008
ModelRX-8Rio
Body4dr Coupe4dr Sedan
Wheelbase106.4 in98.4 in
Length174.3 in166.9 in
Width69.7 in66.7 in
Height52.8 in57.9 in
Curb Weight3,046 lb.2,366 lb.
Fuel Capacity15.9 gal.11.9 gal.
Row 1 Headroom38.2 in39.6 in
Row 1 Shoulder Room54.8 in53.5 in
Row 1 Hip Room53.3 in50.8 in
Row 1 Legroom42.7 in42.8 in
Row 2 Headroom36.8 in37.8 in
Row 2 Shoulder Room54.9 in53.1 in
Row 2 Hip Room48.1 in50.0 in
Row 2 Legroom32.2 in34.3 in
Cargo Volume7.6 ft311.9 ft3

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Option Package Details
Kia Rio LX

Antilock brakes (ABS)
FeatureValueRequested?
Antilock brakes (ABS)400Yes
4-wheel disc brakes150Yes
Total Requested550100%
Total Not Requested00%
Power Package
FeatureValueRequested?
Power mirrors125Yes
Heated mirrors25No
Power front side windows250Yes
Power locks275Yes
Remote keyless entry225Yes
Unbranded, 6 speakers350No
Power rear side windows200No
Total Requested87560%
Total Not Requested57540%

Option Package Details
Kia Rio SX

Antilock brakes (ABS)
FeatureValueRequested?
Antilock brakes (ABS)400Yes
4-wheel disc brakes150Yes
Total Requested550100%
Total Not Requested00%
Power Package
FeatureValueRequested?
Power mirrors125Yes
Heated mirrors25No
Power front side windows250Yes
Power locks275Yes
Remote keyless entry225Yes
Unbranded, 6 speakers350No
Power rear side windows200No
Total Requested87560%
Total Not Requested57540%

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