Kia Optima Kia Optima 2006 Buick Regal Buick Regal 2015

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Kia Optima vs. Buick Regal 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. Buick Regal Invoice Comparison

Lowest Total Price: $21,790

Kia Optima EX   
Difference: $12,030

Lowest Total Invoice: $20,029

Kia Optima EX   
Difference: $12,396

Calculate Payments

  Down Payment Interest Rate Term
Model Year200620152015
ModelOptimaRegalRegal
TrimEXBaseGS
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $19,100 $29,990 $37,385
Base Invoice $17,605 $28,790 $35,890
Leather Package 1,000    
Antilock brakes (ABS) 795    
Floor mats 85    
Rear spoiler 220    
Experience Buick Package   995  
Premium I Package   1,910  
Sunroof     1,000
Leather Package 890    
Antilock brakes (ABS) 710    
Floor mats 65    
Rear spoiler 169    
Experience Buick Package   876  
Premium I Package   1,834  
Sunroof     880
Options (change) 2,100 2,905 1,000
Options (change) 1,834 2,710 880
Destination 590 925 925
Total Price $21,790 $33,820 $39,310
Total Invoice $20,029 $32,425 $37,695

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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 Buick Regal dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Kia Optima vs. Buick Regal

Lowest Adjusted Price and Invoice: Kia Optima EX
TrueDelta Adjusted Price Difference: $7,240
TrueDelta Adjusted Invoice Difference: $7,804
Model Year200620152015
ModelOptimaRegalRegal
TrimEXBaseGS
Body4dr Sedan4dr Sedan4dr Sedan
Engine138hp I4259hp I4259hp I4
TransmissionT4T6T6
DrivetrainFWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)120, 6?, 7?, 9
Tire (rear if not all the same)205/60-15235/50-18245/40-19
Total Price$21,790$33,820$39,310
Adjustments for Features0-4,790-6,915
Feature-Adjusted Total Price$21,790$29,030$32,395
Cost Above Minimum$0$0$3,365
Total Invoice$20,029$32,425$37,695
Adjustments for Features0-4,592-6,631
Feature-Adjusted Total Invoice$20,029$27,833$31,064
Cost Above Minimum$0$0$3,231

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Features Comparison: Kia Optima vs. Buick Regal

Model Year200620152015
ModelOptimaRegalRegal
TrimEXBaseGS
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
4-speed manually-shiftable automatic$900  
6-speed manually-shiftable automatic $1100$1100
FWD$0$0$0
Accessories 
AC power outlet $100$100
Heated steering wheel $100$100
Proximity key $250$250
Remote app $25$25
Remote start $150$150
Tilt steering wheel, manual$150  
Tilt/telescoping steering wheel, manual $250$250
Brakes, Airbags, and Other Safety 
Brake assist $50$50
Obstacle detection, front  $150
Obstacle detection, rear $250$250
Rear side airbags  $300
Rearview camera $200$200
Rollover sensor $50$50
Side curtain airbags $350$350
Stability control $400$400
Tire-pressure monitor $75$75
Traction control $100$100
Vehicle health reports $0$0
Cargo Management 
Cargo net $40$40
Rear seat pass-through $100$100
Climate Control 
Dual-zone climate control $125$125
Interior air filter $0$0
Rear air vents $100$100
Exterior 
Active grille shutters $0$0
Body kit  $0
Bodyside moldings$75  
Bright-finished exhaust tip(s) $25$25
Rear spoiler$200 $200
Infotainment 
4G LTE connectivity $0$0
App support $0$0
Audio controls on steering wheel $125$125
Aux input $50$50
Bluetooth audio streaming $25$25
Bluetooth cell phone link $100$100
Cassette player$50  
MP3-compatible player $50$50
Navigation system $600$600
Satellite radio $200$200
Siri Eyes Free support $0$0
SMS text-to-speech reader $25$25
Telematics service, such as OnStar, with navigation $225$225
Voice control for external devices $0$0
Voice control for nav and audio $100$100
Wi-Fi hotspot $50$50
Instruments, Lights, and Mirrors 
Compass $0$0
Fog lights$125$125 
Large color reconfigurable instrument cluster display  $250
Outside temperature display $50$50
Performance meter  $150
Trip computer $150$150
Turn signals on or near mirrors $25$25
Xenon HID headlights  $500
Seats and Interior Trim 
Heated front seats $200$200
Manual lumbar adjuster, driver seat$50  
Power height adjuster, passenger seat $100$100
Power lumbar adjuster, driver seat $100$100
Power lumbar adjuster, passenger seat $100$100
Power tilt adjuster, passenger seat $100$100
Suspension, Wheels, and Tires 
Adaptive dampers - electrical  $500
Electronic systems calibration selector  $200
Sport suspension (upgrade)  $0
Total Value of Features$1,550$6,340$8,465
Value of Feature Adjustments$0$4,790$6,915
Value of Feature Adjustments0-4,592-6,631

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Specifications Comparison: Kia Optima vs. Buick Regal

Model Year20062015
ModelOptimaRegal
Body4dr Sedan4dr Sedan
Wheelbase106.3 in107.8 in
Length185.8 in190.2 in
Width71.5 in73.1 in
Height55.5 in58.4 in
Curb Weight3,282 lb.3,693 lb.
Fuel Capacity17.2 gal.18.0 gal.
Row 1 Headroom39.0 in38.8 in
Row 1 Shoulder Room56.9 in56.7 in
Row 1 Hip Room55.8 in55.4 in
Row 1 Legroom43.3 in42.1 in
Row 2 Headroom37.6 in36.8 in
Row 2 Shoulder Room55.7 in54.4 in
Row 2 Hip Room54.4 in52.3 in
Row 2 Legroom36.2 in37.3 in
Cargo Volume13.6 ft314.2 ft3

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Option Package Details
Kia Optima EX

Leather Package
FeatureValueRequested?
Leather seating surfaces900Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Total Requested1100100%
Total Not Requested00%

Option Package Details
Buick Regal

Experience Buick Package
FeatureValueRequested?
Navigation system600No
Sunroof900Yes
Voice control for nav and audio75No
Speed limit information0No
Total Requested90057%
Total Not Requested67543%
Premium I Package
FeatureValueRequested?
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power lumbar adjuster, passenger seat100No
Universal garage door opener100Yes
Power tilt adjuster, passenger seat100No
Obstacle detection, rear250No
Heated steering wheel100No
AC power outlet100No
Remote start150No
Proximity key250No
Total Requested30022%
Total Not Requested105078%

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