Mazda RX-8 Mazda RX-8 2008 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: $15,350

Kia Rio SX   
Difference: $12,490

Lowest Total Invoice: $14,522

Kia Rio SX   
Difference: $11,194

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820082008
ModelRX-8RX-8Rio
TrimAutomaticManualSX
Body4dr Coupe4dr Coupe4dr Sedan
Base Price $26,435 $26,435 $13,615
Base Invoice $24,458 $24,458 $12,915
Temporary spare tire 395 395  
Rear spoiler 360 360  
Power Package     600
Antilock brakes (ABS)     400
Floor mats     85
Temporary spare tire 320 320  
Rear spoiler 288 288  
Power Package     535
Antilock brakes (ABS)     357
Floor mats     65
Options (change) 755 755 1,085
Options (change) 608 608 957
Destination 650 650 650
Total Price $27,840 $27,840 $15,350
Total Invoice $25,716 $25,716 $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: $11,210
TrueDelta Adjusted Invoice Difference: $10,012
Model Year200820082008
ModelRX-8RX-8Rio
TrimAutomaticManualSX
Body4dr Coupe4dr Coupe4dr Sedan
Engine212hp R2232hp R2110hp I4
TransmissionT6M6M5
DrivetrainRWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)100, 6100, 6?, 6
Tire (rear if not all the same)225/55-16225/45-18195/55-15
Total Price$27,840$27,840$15,350
Adjustments for Features-1,280-6050
Feature-Adjusted Total Price$26,560$27,235$15,350
Cost Above Minimum$0$675$0
Total Invoice$25,716$25,716$14,522
Adjustments for Features-1,182-5590
Feature-Adjusted Total Invoice$24,534$25,157$14,522
Cost Above Minimum$0$623$0

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Features Comparison: Mazda RX-8 vs. Kia Rio

Model Year200820082008
ModelRX-8RX-8Rio
TrimAutomaticManualSX
Body4dr Coupe4dr Coupe4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100  
6-speed manual $150 
5-speed manual  $0
RWD$0$0 
FWD  $0
Accessories 
Cruise control$150$150 
Power rear side windows  $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
Bright-finished exhaust tip(s)$25$25 
Infotainment 
Audio controls on steering wheel$125$125 
Instruments, Lights, and Mirrors 
Automatic-off headlights  $25
Fog lights  $125
Heated mirrors  $25
Illuminated visor mirror, driver$50$50 
Illuminated visor mirror, passenger$50$50 
Outside temperature display$50$50 
Visor mirror, driver  $10
Visor mirror, passenger  $10
Seats and Interior Trim 
Center armrest(s), second row$50$50 
Door sill trim plates$100$100 
Folding second row seats  $300
Manual tilt adjuster, driver seat  $50
Metal pedals $75$75
Suspension, Wheels, and Tires 
Sport suspension (upgrade) $0 
Transmission 
Steering-wheel-mounted transmission controls$100  
Total Value of Features$2,175$1,500$895
Value of Feature Adjustments$1,280$605$0
Value of Feature Adjustments-1,182-5590

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Specifications Comparison: Mazda RX-8 vs. Kia Rio

Model Year20082008
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 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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