Kia Optima Kia Optima 2018 Mazda Mazda3 Mazda Mazda3 2018

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Kia Optima vs. Mazda Mazda3 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 Mazda3 Invoice Comparison

Lowest Total Price: $28,165

Mazda Mazda3 Grand Touring   
Difference: $7,135

Lowest Total Invoice: $26,596

Mazda Mazda3 Grand Touring   
Difference: $6,159

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182018
ModelOptimaMazda3
TrimSXGrand Touring
Body4dr Sedan4dr Sedan
Base Price $30,500 $23,145
Base Invoice $28,380 $22,144
Technology Package 3,000  
Cargo net 50 50
Cargo tray 80 75
Remote start 425 550
Universal garage door opener 350  
Premium Equipment Package   1,600
Cargo mat   75
Interior ambient lighting   250
Obstacle detection, rear   495
6-speed shiftable automatic   1,050
Technology Package 2,727  
Cargo net 42 40
Cargo tray 67 60
Remote start 353 440
Universal garage door opener 291  
Premium Equipment Package   1,376
Cargo mat   60
Interior ambient lighting   200
Obstacle detection, rear   396
6-speed shiftable automatic   1,005
Options (change) 3,905 4,145
Options (change) 3,480 3,577
Destination 895 875
Total Price $35,300 $28,165
Total Invoice $32,755 $26,596

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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 Mazda3 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Kia Optima vs. Mazda Mazda3

Lowest Adjusted Price and Invoice: Mazda Mazda3 Grand Touring
TrueDelta Adjusted Price Difference: $4,510
TrueDelta Adjusted Invoice Difference: $3,723
Model Year20182018
ModelOptimaMazda3
TrimSXGrand Touring
Body4dr Sedan4dr Sedan
Engine245hp I4184hp I4
TransmissionT6T6
DrivetrainFWDFWD
EPA Fuel Economy (city/highway)22/31 MPG27/36 MPG
Audio (watts, speakers)630, 10?, 9
Tire (rear if not all the same)235/45-18215/45-18
Total Price$35,300$28,165
Adjustments for Features-2,6250
Feature-Adjusted Total Price$32,675$28,165
Total Invoice$32,755$26,596
Adjustments for Features-2,4360
Feature-Adjusted Total Invoice$30,319$26,596

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Features Comparison: Kia Optima vs. Mazda Mazda3

Model Year20182018
ModelOptimaMazda3
TrimSXGrand Touring
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100
FWD$0$0
Accessories 
Adaptive cruise control $750
Adaptive cruise control, all-speed$1000 
Heated steering wheel $100
Proximity trunk or liftgate opener$125 
Brakes, Airbags, and Other Safety 
Following distance indicator $25
G-vectoring control $50
Knee airbag, driver$100 
Rollover sensor$50 
Vehicle health reports$0 
Climate Control and Infotainment 
Android Auto support$100 
Apple CarPlay support$100 
Rain-sensing wipers $175
Rear air vents$100 
Variable intermittent wipers$75 
Voice control for external devices$0 
Exterior 
Black exterior trim (optional)$0 
Black grille (optional) $0
Laminated front side windows$200 
Painted brake calipers (optional)$0 
Panoramic sunroof$1200 
Rear spoiler$200 
Sunroof $900
Instruments, Lights, and Mirrors 
Approach detection$25 
Compass$0 
Digital instruments $0
Head-up display (HUD) $350
LED headlights$1000 
LED headlights, single projector or low beam only $750
Power-folding mirrors$50 
Road sign information $75
Seats and Interior Trim 
Cooled or ventilated front seats$300 
Manual lumbar adjuster, driver seat $50
Memory system, driver seat$200 
Metal pedals$75 
Power 4-way lumbar adjuster, driver seat$150 
Power fore-aft adjuster, passenger seat$100 
Power height adjuster, passenger seat$100 
Power lumbar adjuster, passenger 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$7,300$4,675
Value of Feature Adjustments$2,625$0
Value of Feature Adjustments-2,4360

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Specifications Comparison: Kia Optima vs. Mazda Mazda3

Model Year20182018
ModelOptimaMazda3
Body4dr Sedan4dr Sedan
Wheelbase110.4 in106.3 in
Length191.1 in180.3 in
Width73.2 in70.7 in
Height57.7 in57.3 in
Curb Weight3,494 lb.3,100 lb.
Fuel Capacity18.5 gal.13.2 gal.
Row 1 Headroom39.8 in38.6 in
Row 1 Shoulder Room58.1 in57.2 in
Row 1 Hip Room56.0 in55.5 in
Row 1 Legroom45.5 in42.2 in
Row 2 Headroom37.8 in37.5 in
Row 2 Shoulder Room56.4 in54.4 in
Row 2 Hip Room56.0 in53.5 in
Row 2 Legroom35.6 in35.8 in
Cargo Volume15.9 ft312.4 ft3

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Option Package Details
Kia Optima SX

Technology Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Automatic braking, high-speed or partial200Yes
Forward collision warning200Yes
Surround sound250Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed750No
Automatic braking, low-speed200Yes
Harman/Kardon, 630W, 10 speakers (with subwoofer)350No
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25Yes
HD radio50Yes
Total Requested202565%
Total Not Requested110035%

Option Package Details
Mazda Mazda3 Grand Touring

Premium Equipment Package
FeatureValueRequested?
Steering-wheel-mounted transmission controls100Yes
Adaptive cruise control500Yes
Heated steering wheel100No
Voice control for nav and audio75Yes
Traffic information25Yes
Road sign information75No
Navigation system600Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Steering-linked headlights150Yes
Automatic braking, high-speed or partial200Yes
Forward collision warning200Yes
Following distance indicator25No
Auto-dimming headlights200Yes
Lane departure warning200Yes
Total Requested250093%
Total Not Requested2007%

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