Mercedes-Benz SL Mercedes-Benz SL 2009 Infiniti Q40 Infiniti Q40 2015

We are 103,000+ car owners sharing real-world car information.

Join Us

Mercedes-Benz SL vs. Infiniti Q40 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. Infiniti Q40 Invoice Comparison

Lowest Total Price: $37,755

Infiniti Q40   
Difference: $62,920

Lowest Total Invoice: $35,176

Infiniti Q40   
Difference: $58,604

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092009200920092015
ModelSLSLSLSLQ40
TrimSL550SL600SL63 AMGSL65 AMGBase
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Base Price $98,500 $139,100 $135,000 $194,700 $33,950
Base Invoice $91,605 $129,363 $125,550 $181,071 $31,574
Wood trim     0 0  
Navigation Package         2,900
Wood trim     0 0  
Navigation Package         2,697
Options (change) 0 0 0 0 2,900
Options (change) 0 0 0 0 2,697
Destination 875 875 875 875 905
Gas Tax 1,300 2,600 2,600 2,600 0
Total Price $100,675 $142,575 $138,475 $198,175 $37,755
Total Invoice $93,780 $132,838 $129,025 $184,546 $35,176

Return to top

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

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Mercedes-Benz SL dealer quotes or Infiniti Q40 dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: Mercedes-Benz SL vs. Infiniti Q40

Lowest Adjusted Price and Invoice: Infiniti Q40
TrueDelta Adjusted Price Difference: $49,265
TrueDelta Adjusted Invoice Difference: $45,884
Model Year20092009200920092015
ModelSLSLSLSLQ40
TrimSL550SL600SL63 AMGSL65 AMGBase
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Engine382hp V8510hp V12518hp V8604hp V12328hp V6
TransmissionT7T5T7T5T7
DrivetrainRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)510, 10510, 10510, 10510, 10?, 10
Tire (rear if not all the same)255/40-18255/40-18255/35-19255/35-19225/55-17
Total Price$100,675$142,575$138,475$198,175$37,755
Adjustments for Features-13,655-16,355-15,005-16,4550
Feature-Adjusted Total Price$87,020$126,220$123,470$181,720$37,755
Cost Above Minimum$0$39,200$36,450$94,700$0
Total Invoice$93,780$132,838$129,025$184,546$35,176
Adjustments for Features-12,720-15,238-13,981-15,3230
Feature-Adjusted Total Invoice$81,060$117,600$115,044$169,223$35,176
Cost Above Minimum$0$36,540$33,984$88,163$0

Return to top

Features Comparison: Mercedes-Benz SL vs. Infiniti Q40

Model Year20092009200920092015
ModelSLSLSLSLQ40
TrimSL550SL600SL63 AMGSL65 AMGBase
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 $1200 $1200
5-speed manually-shiftable automatic $1000 $1000 
RWD$0$0$0$0$0
Accessories 
Power rear side windows    $200
Power trunk closer $350 $350 
Proximity key $250 $250$250
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 
Auto-raising roll bars / headrests$500$500$500$500 
Knee airbag, driver$75$75$75$75 
Obstacle detection, front $150 $150 
Obstacle detection, rear $250 $250 
Rearview camera    $200
Side curtain airbags    $350
Cargo Management 
Air-conditioned storage compartment$50$50$50$50 
Overhead sunglass holder    $25
Rear seat pass-through    $100
Storage compartment under front seat(s)$50$50$50$50 
Climate Control 
Automatic air recirculation$100$100$100$100 
Dual-zone climate control$125$125$125$125 
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 
Body kit  $0$0 
Glass roof panel(s) $300 $300 
Power retractable hardtop$6750$6750$6750$6750 
Infotainment 
Bluetooth audio streaming    $25
CD changer, in-dash$325$325$325$325 
CD player    $125
Concierge Services - 4 year subscription    $200
iPod integration$100$100$100$100 
Media drive$15$15$15$15 
SD Card slot$25$25$25$25 
Telematics service, such as OnStar$200$200$200$200 
Traffic + travel information    $25
USB port    $25
Instruments, Lights, and Mirrors 
Analog clock    $25
Auto-dimming driver-side mirror$75$75$75$75 
Compass    $0
Cornering lights$50$50$50$50 
Fog light, rear$100$100$100$100 
Headlight washers$50$50$50$50 
Interior ambient lighting$150$150$150$150 
Mirror tilt-down in reverse$25$25$25$25 
Steering-linked headlights$150$150$150$150 
Turn signals on or near mirrors$25$25$25$25 
Seats and Interior Trim 
Aluminum trim    $100
Center armrest(s), second row    $50
Cooled or ventilated front seats $300 $300 
Leather door panel trim$250$250$250$250 
Leather-wrapped steering wheel$150   $150
Manual lumbar adjuster, driver seat    $50
Massage, driver seat $100$100$100 
Massage, passenger seat $100$100$100 
Memory system, driver seat$200$200$200$200 
Memory system, passenger seat$150$150$150$150 
Metal pedals$75$75$75$75 
Neck-level heating, front seats $150 $150 
No leather in second row$-300$-300$-300$-300 
Power 4-way lumbar adjuster, driver seat $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    
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 
Sport suspension (upgrade)  $0$0 
Transmission 
Launch control  $100  
Steering-wheel-mounted transmission controls  $100$100 
Total Value of Features$17,180$19,880$18,530$19,980$3,525
Value of Feature Adjustments$13,655$16,355$15,005$16,455$0
Value of Feature Adjustments-12,720-15,238-13,981-15,3230

Return to top

Specifications Comparison: Mercedes-Benz SL vs. Infiniti Q40

Model Year20092015
ModelSLQ40
Body2dr Hardtop conv.4dr Sedan
Wheelbase100.8 in112.2 in
Length180.4 in187.9 in
Width71.5 in69.8 in
Height51.1 in57.2 in
Curb Weight4,221 lb.3,625 lb.
Fuel Capacity21.1 gal.20.0 gal.
Row 1 Headroom37.7 in40.5 in
Row 1 Shoulder Room54.0 in55.6 in
Row 1 Hip Room53.9 in55.1 in
Row 1 Legroom42.9 in43.9 in
Row 2 Headroom0.0 in37.7 in
Row 2 Shoulder Room0.0 in55.2 in
Row 2 Hip Room0.0 in53.7 in
Row 2 Legroom0.0 in34.7 in
Cargo Volume,
Minimum
7.2 ft313.5 ft3
Cargo Volume,
Maximum
10.2 ft313.5 ft3

Return to top

Option Package Details
Infiniti Q40

Navigation Package
FeatureValueRequested?
Navigation system600Yes
Surround sound250Yes
DVD-compatible player0Yes
Bose, 10 speakers (with subwoofer)350No
Voice control for nav and audio100Yes
Traffic + travel information25No
Bluetooth audio streaming25No
Total Requested95070%
Total Not Requested40030%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Convertibles
See TrueDelta's information for all Mercedes-Benz models.