Mercedes-Benz SL Mercedes-Benz SL 2008 Kia Optima Kia Optima 2018

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Mercedes-Benz SL vs. Kia Optima 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.

Mercedes-Benz SL vs. Kia Optima Invoice Comparison

Lowest Total Price: $34,745

Kia Optima SX   
Difference: $66,570

Lowest Total Invoice: $32,293

Kia Optima SX   
Difference: $62,082

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008200820082018
ModelSLSLSLSLOptima
TrimSL550SL600SL55 AMGSL65 AMGSX
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Base Price $95,300 $133,200 $129,300 $187,200 $30,500
Base Invoice $88,629 $123,876 $120,249 $174,096 $28,380
Obstacle detection, rear 1,130 1,130 1,130 1,130  
Voice control for nav and audio 510 510 510 510  
Adaptive cruise control 2,200 2,200 2,200 2,200  
Premium I Package     2,500    
Wood trim     0 0  
Technology Package         3,000
Universal garage door opener         350
Obstacle detection, rear 1,051 1,051 1,051 1,051  
Voice control for nav and audio 474 474 474 474  
Adaptive cruise control 2,046 2,046 2,046 2,046  
Premium I Package     2,325    
Wood trim     0 0  
Technology Package         2,727
Universal garage door opener         291
Options (change) 3,840 3,840 6,340 3,840 3,350
Options (change) 3,571 3,571 5,896 3,571 3,018
Destination 875 875 875 875 895
Gas Tax 1,300 2,600 2,600 2,600 0
Total Price $101,315 $140,515 $139,115 $194,515 $34,745
Total Invoice $94,375 $130,922 $129,620 $181,142 $32,293

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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TrueDelta Value Comparison: Mercedes-Benz SL vs. Kia Optima

Lowest Adjusted Price and Invoice: Kia Optima SX
TrueDelta Adjusted Price Difference: $58,480
TrueDelta Adjusted Invoice Difference: $54,546
Model Year20082008200820082018
ModelSLSLSLSLOptima
TrimSL550SL600SL55 AMGSL65 AMGSX
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Engine382hp V8510hp V12510hp V8604hp V12245hp I4
TransmissionT7T5T5T5T6
DrivetrainRWDRWDRWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)250, 8250, 8250, 8250, 8630, 10
Tire (rear if not all the same)255/40-18255/40-18255/35-19255/35-19235/45-18
Total Price$101,315$140,515$139,115$194,515$34,745
Adjustments for Features-8,090-9,790-9,540-9,8900
Feature-Adjusted Total Price$93,225$130,725$129,575$184,625$34,745
Cost Above Minimum$0$37,500$36,350$91,400$0
Total Invoice$94,375$130,922$129,620$181,142$32,293
Adjustments for Features-7,536-9,122-8,889-9,2100
Feature-Adjusted Total Invoice$86,839$121,800$120,731$171,932$32,293
Cost Above Minimum$0$34,961$33,892$85,093$0

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Features Comparison: Mercedes-Benz SL vs. Kia Optima

Model Year20082008200820082018
ModelSLSLSLSLOptima
TrimSL550SL600SL55 AMGSL65 AMGSX
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200    
5-speed manually-shiftable automatic $1000$1000$1000 
6-speed manually-shiftable automatic    $1100
RWD$0$0$0$0 
FWD    $0
Accessories 
Adaptive cruise control$600$600$600$600 
Adaptive cruise control, all-speed    $850
Power rear side windows    $200
Power trunk closer $350 $350 
Proximity key $250$250$250$250
Proximity trunk or liftgate opener    $125
Remote window/roof operation$15$15$15$15 
Tilt/telescoping steering wheel, manual    $250
Tilt/telescoping steering wheel, power$350$350$350$350 
Wind blocker, small$100$100$100$100 
Brakes, Airbags, and Other Safety 
911 assist    $25
Auto-raising roll bars / headrests$500$500$500$500 
Automatic braking, high-speed or partial    $200
Automatic braking, low-speed    $200
Blind spot warning system    $200
Cross-traffic warning, rear    $100
Forward collision warning    $200
Lane departure warning    $200
Obstacle detection, front$150$150$150$150 
Rearview camera    $200
Rollover sensor    $50
Side curtain airbags    $350
Vehicle health reports    $0
Cargo Management 
Air-conditioned storage compartment$50$50$50$50 
Cargo mat    $40
Overhead sunglass holder    $25
Storage compartment under front seat(s)$50$50$50$50 
Climate Control 
Automatic air recirculation$100$100$100$100 
Heated windshield washer nozzles$15$15$15$15 
Rain-sensing wipers$175$175$175$175 
Rear air vents    $100
Residual heat$50$50$50$50 
Variable intermittent wipers    $75
Wiper de-icer$25$25$25$25 
Exterior 
Black exterior trim (optional)    $0
Body kit  $0$0 
Laminated front side windows    $200
Painted brake calipers (optional)    $0
Panoramic sunroof    $1200
Power retractable hardtop$6750$6750$6750$6750 
Rear spoiler    $200
Infotainment 
Android Auto support    $100
App support    $0
Apple CarPlay support    $100
Aux input    $50
Bluetooth audio streaming    $25
CD changer, remote$200$200$200$200 
CD player$125$125$125$125 
HD radio    $50
MP3-compatible player$50$50$50$50 
SMS text-to-speech reader    $25
Telematics service, such as OnStar$200$200$200$200 
Traffic information    $25
USB port    $25
Voice control for external devices    $0
Instruments, Lights, and Mirrors 
Approach detection    $25
Auto-dimming driver-side mirror$75$75$75$75 
Auto-dimming headlights    $200
Compass    $0
Cornering lights $50$50$50 
Fog light, rear$100$100$100$100 
Headlight washers$50$50$50$50 
LED headlights    $1000
Mirror tilt-down in reverse$25$25$25$25 
Power-folding mirrors    $50
Steering-linked headlights    $150
Xenon HID headlights$500$500$500$500 
Seats and Interior Trim 
Center armrest(s), second row    $50
Cooled or ventilated front seats $300$300$300$300
Door sill trim plates$100$100$100$100 
Folding second row seats    $300
Leather door panel trim$250$250$250$250 
Leather-wrapped steering wheel$150   $150
Memory system, passenger seat$150$150$150$150 
No leather in second row$-300$-300$-300$-300 
Power 4-way lumbar adjuster, driver seat $150$150$150$150
Power 4-way lumbar adjuster, passenger seat $150$150$150 
Power headrest height adjuster, driver seat$50$50$50$50 
Power headrest height adjuster, passenger seat$50$50$50$50 
Power lumbar adjuster, driver seat$100    
Power lumbar adjuster, passenger seat$100   $100
Power seatback bolsters, driver seat $100$100$100 
Power seatback bolsters, passenger seat $100$100$100 
Power thigh support length adjuster, driver seat$100$100$100$100 
Power thigh support length adjuster, passenger seat$100$100$100$100 
Synthetic suede headliner $650$650$650 
Synthetic suede steering wheel  $150$150 
Upholstered instrument panel, leather$1000$1000$1000$1000 
Wood trim$300$300$300$300 
Wood/leather-wrapped steering wheel $150   
Suspension, Wheels, and Tires 
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000$4000$4000$4000 
Alloy wheels$350$350$350$350 
Electronic systems calibration selector    $200
Machined alloy wheels    $350
Performance steering system (optional)    $0
Sport suspension (upgrade)  $0$0$0
Transmission 
Steering-wheel-mounted transmission controls  $100$100$100
Total Value of Features$17,955$19,655$19,405$19,755$9,865
Value of Feature Adjustments$8,090$9,790$9,540$9,890$0
Value of Feature Adjustments-7,536-9,122-8,889-9,2100

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Specifications Comparison: Mercedes-Benz SL vs. Kia Optima

Model Year20082018
ModelSLOptima
Body2dr Hardtop conv.4dr Sedan
Wheelbase100.8 in110.4 in
Length178.5 in191.1 in
Width71.5 in73.2 in
Height51.0 in57.7 in
Curb Weight4,221 lb.3,220 lb.
Fuel Capacity21.1 gal.18.5 gal.
Row 1 Headroom37.7 in39.8 in
Row 1 Shoulder Room54.0 in58.1 in
Row 1 Hip Room53.9 in56.0 in
Row 1 Legroom42.9 in45.5 in
Row 2 Headroom0.0 in37.8 in
Row 2 Shoulder Room0.0 in56.4 in
Row 2 Hip Room0.0 in56.0 in
Row 2 Legroom0.0 in35.6 in
Cargo Volume,
Minimum
7.3 ft315.9 ft3
Cargo Volume,
Maximum
10.2 ft315.9 ft3

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Option Package Details
Mercedes-Benz SL SL55 AMG

Premium I Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Cornering lights50No
Proximity key250Yes
Total Requested55092%
Total Not Requested508%

Option Package Details
Kia Optima SX

Universal garage door opener
FeatureValueRequested?
Universal garage door opener100Yes
Compass0No
Total Requested100100%
Total Not Requested00%
Technology Package
FeatureValueRequested?
Auto-dimming headlights200No
Surround sound250Yes
Lane departure warning200No
Adaptive cruise control, all-speed700No
Automatic braking, low-speed200No
Automatic braking, high-speed or partial200No
Forward collision warning200No
Harman/Kardon, 630W, 10 speakers (with subwoofer)350No
Navigation system600Yes
Voice control for nav and audio100Yes
Traffic information25No
HD radio50No
Total Requested95031%
Total Not Requested212569%

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