Kia Optima Kia Optima 2008 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: $23,525

Kia Optima EX   
Difference: $1,995

Lowest Total Invoice: $21,765

Kia Optima EX   
Difference: $2,619

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082018
ModelOptimaMazda3
TrimEXGrand Touring
Body4dr Sedan4dr Sedan
Base Price $19,895 $23,145
Base Invoice $18,510 $22,144
2.7L V6 1,005  
Stability control 650  
Premium Package 1,300  
Auto-dimming rearview mirror   325
Door sill trim plates   125
6-speed shiftable automatic   1,050
2.7L V6 840  
Stability control 580  
Premium Package 1,160  
Auto-dimming rearview mirror   260
Door sill trim plates   100
6-speed shiftable automatic   1,005
Options (change) 2,955 1,500
Options (change) 2,580 1,365
Destination 675 875
Total Price $23,525 $25,520
Total Invoice $21,765 $24,384

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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: $855
TrueDelta Adjusted Invoice Difference: $104
Model Year20082018
ModelOptimaMazda3
TrimEXGrand Touring
Body4dr Sedan4dr Sedan
Engine185hp V6184hp I4
TransmissionT5T6
DrivetrainFWDFWD
EPA Fuel Economy (city/highway)20/28 MPG27/36 MPG
Audio (watts, speakers)360, 7?, 9
Tire (rear if not all the same)205/60-16215/45-18
Total Price$23,525$25,520
Adjustments for Features0-2,850
Feature-Adjusted Total Price$23,525$22,670
Total Invoice$21,765$24,384
Adjustments for Features0-2,723
Feature-Adjusted Total Invoice$21,765$21,661

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Features Comparison: Kia Optima vs. Mazda Mazda3

Model Year20082018
ModelOptimaMazda3
TrimEXGrand Touring
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
6-speed manually-shiftable automatic $1100
FWD$0$0
Accessories 
Proximity key $250
Brakes, Airbags, and Other Safety 
911 assist $25
Automatic braking, low-speed $200
Blind spot warning system $200
Cross-traffic warning, rear $100
G-vectoring control $100
Rearview camera $200
Climate Control 
Dual-zone climate control $125
Rain-sensing wipers $175
Variable intermittent wipers$75 
Exterior 
Black grille (optional) $0
Bodyside moldings$75 
Infotainment 
App support $0
Bluetooth audio streaming $25
Bluetooth cell phone link $100
CD changer, in-dash$325 
HD radio $50
MP3-compatible player$50 
Satellite radio $200
SMS text-to-speech reader $25
Surround sound $250
USB port $25
Voice control for audio system $25
Instruments, Lights, and Mirrors 
Digital instruments $0
Head-up display (HUD) $350
LED headlights, single projector or low beam only $750
Seats and Interior Trim 
Heated front seats $200
Power tilt adjuster, driver seat$100 
Total Value of Features$1,625$4,475
Value of Feature Adjustments$0$2,850
Value of Feature Adjustments0-2,723

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Specifications Comparison: Kia Optima vs. Mazda Mazda3

Model Year20082018
ModelOptimaMazda3
Body4dr Sedan4dr Sedan
Wheelbase107.1 in106.3 in
Length186.4 in180.3 in
Width71.1 in70.7 in
Height58.3 in57.3 in
Curb Weight3,287 lb.3,100 lb.
Fuel Capacity17.0 gal.13.2 gal.
Row 1 Headroom39.8 in38.6 in
Row 1 Shoulder Room57.1 in57.2 in
Row 1 Hip Room54.5 in55.5 in
Row 1 Legroom43.7 in42.2 in
Row 2 Headroom38.0 in37.5 in
Row 2 Shoulder Room56.3 in54.4 in
Row 2 Hip Room54.7 in53.5 in
Row 2 Legroom37.8 in35.8 in
Cargo Volume14.8 ft312.4 ft3

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Option Package Details
Kia Optima EX

Premium Package
FeatureValueRequested?
Sunroof900Yes
CD changer, in-dash200No
MP3-compatible player50No
Infinity, 360W, 7 speakers (with subwoofer)350No
Total Requested90060%
Total Not Requested60040%

Option Package Details
Mazda Mazda3 Grand Touring

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Universal garage door opener100Yes
Total Requested250100%
Total Not Requested00%

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