Mazda RX-8 Mazda RX-8 2011 Kia Rio Kia Rio 2018

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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: $20,370

Kia Rio EX   
Difference: $13,170

Lowest Total Invoice: $19,455

Kia Rio EX   
Difference: $11,606

Calculate Payments

  Down Payment Interest Rate Term
Model Year201120112018
ModelRX-8RX-8Rio
TrimGrand TouringR3EX
Body4dr Coupe4dr Coupe4dr Sedan
Base Price $32,260 $32,290 $18,400
Base Invoice $29,878 $29,904 $17,627
Cargo net 40 40  
Temporary spare tire 395 395  
Cargo mat 50 50 95
Satellite radio   430  
Universal garage door opener     350
Floor mats     130
Partial leather seating sufaces     500
Cargo net 32 32  
Temporary spare tire 320 320  
Cargo mat 36 36 78
Satellite radio   344  
Universal garage door opener     291
Floor mats     104
Partial leather seating sufaces     460
Options (change) 485 915 1,075
Options (change) 388 732 933
Destination 795 795 895
Total Price $33,540 $34,000 $20,370
Total Invoice $31,061 $31,431 $19,455

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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 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 EX
TrueDelta Adjusted Price Difference: $9,895
TrueDelta Adjusted Invoice Difference: $8,573
Model Year201120112018
ModelRX-8RX-8Rio
TrimGrand TouringR3EX
Body4dr Coupe4dr Coupe4dr Sedan
Engine232hp R2232hp R2130hp I4
TransmissionM6M6M6
DrivetrainRWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 9300, 9?, 4
Tire (rear if not all the same)225/45-18225/40-19185/65-15
Total Price$33,540$34,000$20,370
Adjustments for Features-3,275-1,0750
Feature-Adjusted Total Price$30,265$32,925$20,370
Cost Above Minimum$0$2,660$0
Total Invoice$31,061$31,431$19,455
Adjustments for Features-3,033-9940
Feature-Adjusted Total Invoice$28,028$30,437$19,455
Cost Above Minimum$0$2,409$0

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Features Comparison: Mazda RX-8 vs. Kia Rio

Model Year201120112018
ModelRX-8RX-8Rio
TrimGrand TouringR3EX
Body4dr Coupe4dr Coupe4dr Sedan
Transmission and Drivetrain 
6-speed manual$150$150$150
RWD$0$0 
FWD  $0
Accessories 
Power rear side windows  $200
Proximity key$250$250 
Tilt steering wheel, manual$150$150 
Tilt/telescoping steering wheel, manual  $250
Brakes, Airbags, and Other Safety 
911 assist  $25
Active or whiplash-reducing head restraints, front seats  $0
Automatic braking, low-speed  $200
Brake assist  $50
Forward collision warning  $200
Pedestrian detection  $50
Rearview camera  $200
Vehicle health reports  $0
Cargo Management 
Rear seat pass-through$100$100 
Second-row high console$250$250 
Climate Control 
Automatic climate control, front$200  
Interior air filter$0$0 
Rain-sensing wipers$175  
Variable intermittent wipers $75$75
Drivetrain 
Limited-slip rear differential$300$300 
Exterior 
Body kit $0 
Bright-finished exhaust tip(s)$25$25 
Larger rear spoiler $200 
Rear spoiler$200  
Sunroof$900  
Infotainment 
Android Auto support  $100
App support  $0
Apple CarPlay support  $100
Bluetooth audio streaming  $25
CD changer, in-dash$325$325 
MP3-compatible player$50$50 
Rear seat USB outlets (optional)  $0
SMS text-to-speech reader  $25
Surround sound$250$250 
USB port  $25
Voice control for external devices  $0
Instruments, Lights, and Mirrors 
Automatic headlights$125 $125
Compass  $0
Heated mirrors$25 $25
Outside temperature display$50$50 
Trip computer  $150
Xenon HID headlights$500$500 
Seats and Interior Trim 
Center armrest(s), second row$50$50 
Door sill trim plates$100$100 
Folding second row seats  $300
Heated front seats$200  
Interior trim, special color  $0
Leather seating surfaces$900$900 
Manual height adjuster, driver seat $50$50
Memory system, driver seat$200  
Metal pedals$75$75 
Partial leather seating sufaces  $450
Power fore-aft adjuster, driver seat$100  
Power height adjuster, driver seat$100  
Power lumbar adjuster, driver seat$100  
Power recliner, driver seat$100  
Power tilt adjuster, driver seat$100  
Suspension, Wheels, and Tires 
Sport suspension (upgrade) $0 
Total Value of Features$6,050$3,850$2,775
Value of Feature Adjustments$3,275$1,075$0
Value of Feature Adjustments-3,033-9940

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Specifications Comparison: Mazda RX-8 vs. Kia Rio

Model Year20112018
ModelRX-8Rio
Body4dr Coupe4dr Sedan
Wheelbase106.4 in101.6 in
Length175.6 in172.6 in
Width69.7 in67.9 in
Height52.8 in57.1 in
Curb Weight3,065 lb.2,649 lb.
Fuel Capacity15.9 gal.11.9 gal.
Row 1 Headroom38.2 in38.9 in
Row 1 Shoulder Room54.8 in54.1 in
Row 1 Hip Room53.3 in52.9 in
Row 1 Legroom42.7 in42.1 in
Row 2 Headroom36.8 in37.4 in
Row 2 Shoulder Room54.9 in53.3 in
Row 2 Hip Room48.1 in52.4 in
Row 2 Legroom32.2 in33.5 in
Cargo Volume7.6 ft313.7 ft3

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Option Package Details
Kia Rio EX

Universal garage door opener
FeatureValueRequested?
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Compass0No
Total Requested250100%
Total Not Requested00%
Partial leather seating sufaces
FeatureValueRequested?
Partial leather seating sufaces450Yes
Interior trim, special color0No
Total Requested450100%
Total Not Requested00%

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