Kia Optima Kia Optima 2018 Mazda MX-5 Miata Mazda MX-5 Miata 2008

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Kia Optima vs. Mazda MX-5 Miata 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.

Kia Optima vs. Mazda MX-5 Miata Invoice Comparison

Lowest Total Price: $29,080

Mazda MX-5 Miata Grand Touring   
Difference: $2,365

Lowest Total Invoice: $26,735

Mazda MX-5 Miata Grand Touring   
Difference: $2,582

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182008
ModelOptimaMX-5 Miata
TrimSXGrand Touring
Body4dr Sedan2dr Convertible
Base Price $30,500 $25,240
Base Invoice $28,380 $23,323
Cargo net 50 40
6-speed shiftable automatic   1,100
Premium Package 2   1,250
Rear spoiler   350
Satellite radio   430
Cargo net 42 32
6-speed shiftable automatic   1,012
Premium Package 2   1,074
Rear spoiler   280
Satellite radio   344
Options (change) 50 3,170
Options (change) 42 2,742
Destination 895 670
Total Price $31,445 $29,080
Total Invoice $29,317 $26,735

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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 Kia Optima dealer quotes or Mazda MX-5 Miata dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Kia Optima vs. Mazda MX-5 Miata

Lowest Adjusted Price and Invoice: Kia Optima SX
TrueDelta Adjusted Price Difference: $2,105
TrueDelta Adjusted Invoice Difference: $1,585
Model Year20182008
ModelOptimaMX-5 Miata
TrimSXGrand Touring
Body4dr Sedan2dr Convertible
Engine245hp I4158hp I4
TransmissionT6T6
DrivetrainFWDRWD
EPA Fuel Economy (city/highway)22/31 MPG20/27 MPG
Audio (watts, speakers)?, 6?, 7
Tire (rear if not all the same)235/45-18205/45-17
Total Price$31,445$29,080
Adjustments for Features-4,4700
Feature-Adjusted Total Price$26,975$29,080
Total Invoice$29,317$26,735
Adjustments for Features-4,1670
Feature-Adjusted Total Invoice$25,150$26,735

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Features Comparison: Kia Optima vs. Mazda MX-5 Miata

Model Year20182008
ModelOptimaMX-5 Miata
TrimSXGrand Touring
Body4dr Sedan2dr Convertible
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100
FWD$0 
RWD $0
Accessories 
Power rear side windows$200 
Proximity trunk or liftgate opener$125 
Tilt steering wheel, manual $150
Tilt/telescoping steering wheel, manual$250 
Wind blocker, small $100
Brakes, Airbags, and Other Safety 
911 assist$25 
Active or whiplash-reducing head restraints, front seats$0 
Blind spot warning system$200 
Brake assist$50 
Cross-traffic warning, rear$100 
Knee airbag, driver$75 
Obstacle detection, rear$250 
Rearview camera$200 
Roll bar $200
Rollover sensor$50 
Side curtain airbags$350 
Temporary spare tire$150 
Vehicle health reports$0 
Cargo Management 
Cargo mat$40 
Overhead sunglass holder$25 
Climate Control 
Automatic climate control, front$200 
Dual-zone climate control$125 
Interior air filter$0 
Intermittent wipers $0
Rear air vents$100 
Variable intermittent wipers$75 
Exterior 
Black exterior trim (optional)$0 
Convertible top $3000
Laminated front side windows$200 
Painted brake calipers (optional)$0 
Panoramic sunroof$1200 
Infotainment 
Android Auto support$100 
App support$0 
Apple CarPlay support$100 
Aux input$50 
Bluetooth audio streaming$25 
Bluetooth cell phone link$100 
CD changer, in-dash $325
MP3-compatible player $50
SMS text-to-speech reader$25 
USB port$25 
Voice control for external devices$0 
Instruments, Lights, and Mirrors 
Approach detection$25 
Auto-dimming rearview mirror$150 
Automatic headlights$125 
Heated mirrors$25 
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Interior ambient lighting$150 
LED headlights$1000 
Outside temperature display$50 
Power-folding mirrors$50 
Steering-linked headlights$150 
Trip computer$150 
Turn signals on or near mirrors$25 
Visor mirror, driver $10
Visor mirror, passenger $10
Xenon HID headlights $500
Seats and Interior Trim 
Center armrest(s), front row$75 
Center armrest(s), second row$50 
Cooled or ventilated front seats$300 
Door sill trim plates $100
Folding second row seats$300 
Manual height adjuster, driver seat $50
Memory system, driver seat$200 
Metal pedals$75 
No leather in second row $-300
Power 4-way lumbar adjuster, driver seat$150 
Power fore-aft adjuster, driver seat$100 
Power fore-aft adjuster, passenger seat$100 
Power height adjuster, driver seat$100 
Power height adjuster, passenger seat$100 
Power lumbar adjuster, passenger seat$100 
Power recliner, driver seat$100 
Power recliner, passenger seat$100 
Power tilt adjuster, driver seat$100 
Power tilt adjuster, passenger seat$100 
Suspension, Wheels, and Tires 
Alloy wheels $350
Electronic systems calibration selector$200 
Machined alloy wheels$350 
Performance steering system (optional)$0 
Sport suspension (upgrade)$0 
Total Value of Features$10,115$5,645
Value of Feature Adjustments$4,470$0
Value of Feature Adjustments-4,1670

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Specifications Comparison: Kia Optima vs. Mazda MX-5 Miata

Model Year20182008
ModelOptimaMX-5 Miata
Body4dr Sedan2dr Convertible
Wheelbase110.4 in91.7 in
Length191.1 in157.3 in
Width73.2 in67.7 in
Height57.7 in49.0 in
Curb Weight3,494 lb.2,527 lb.
Fuel Capacity18.5 gal.12.7 gal.
Row 1 Headroom39.8 in37.4 in
Row 1 Shoulder Room58.1 in53.2 in
Row 1 Hip Room56.0 in50.6 in
Row 1 Legroom45.5 in43.1 in
Row 2 Headroom37.8 in0.0 in
Row 2 Shoulder Room56.4 in0.0 in
Row 2 Hip Room56.0 in0.0 in
Row 2 Legroom35.6 in0.0 in
Cargo Volume15.9 ft35.3 ft3

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Option Package Details
Mazda MX-5 Miata Grand Touring

6-speed manually-shiftable automatic
FeatureValueRequested?
6-speed manually-shiftable automatic0Yes
Steering-wheel-mounted transmission controls100Yes
2.0L I4
DOHC-4v
158 hp@6700
140 lb-ft@5000
1000Yes
Total Requested1100100%
Total Not Requested00%
Premium Package 2
FeatureValueRequested?
Traction control100Yes
Stability control400Yes
Xenon HID headlights500Yes
Alarm100No
Proximity key250Yes
Total Requested125093%
Total Not Requested1007%

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