Mercedes-Benz SL Mercedes-Benz SL 2008 Acura RDX Acura RDX 2018

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Mercedes-Benz SL vs. Acura RDX 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. Acura RDX Invoice Comparison

Lowest Total Price: $43,475

Acura RDX   
Difference: $58,360

Lowest Total Invoice: $41,317

Acura RDX   
Difference: $53,542

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008200820082018
ModelSLSLSLSLRDX
TrimSL550SL600SL55 AMGSL65 AMGBase
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr SUV
Base Price $95,300 $133,200 $129,300 $187,200 $35,800
Base Invoice $88,629 $123,876 $120,249 $174,096 $33,995
Obstacle detection, rear 1,130 1,130 1,130 1,130  
Power trunk closer 520   520    
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  
Advance Package         6,700
Obstacle detection, rear 1,051 1,051 1,051 1,051  
Power trunk closer 484   484    
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  
Advance Package         6,347
Options (change) 4,360 3,840 6,860 3,840 6,700
Options (change) 4,055 3,571 6,380 3,571 6,347
Destination 875 875 875 875 975
Gas Tax 1,300 2,600 2,600 2,600 0
Total Price $101,835 $140,515 $139,635 $194,515 $43,475
Total Invoice $94,859 $130,922 $130,104 $181,142 $41,317

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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. Acura RDX

Lowest Adjusted Price and Invoice: Acura RDX
TrueDelta Adjusted Price Difference: $50,985
TrueDelta Adjusted Invoice Difference: $46,672
Model Year20082008200820082018
ModelSLSLSLSLRDX
TrimSL550SL600SL55 AMGSL65 AMGBase
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr SUV
Engine382hp V8510hp V12510hp V8604hp V12279hp V6
TransmissionT7T5T5T5T6
DrivetrainRWDRWDRWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)250, 8250, 8250, 8250, 8410, 10
Tire (rear if not all the same)255/40-18255/40-18255/35-19255/35-19235/60-18
Total Price$101,835$140,515$139,635$194,515$43,475
Adjustments for Features-7,375-8,725-8,825-8,8250
Feature-Adjusted Total Price$94,460$131,790$130,810$185,690$43,475
Cost Above Minimum$0$37,330$36,350$91,230$0
Total Invoice$94,859$130,922$130,104$181,142$41,317
Adjustments for Features-6,870-8,129-8,223-8,2180
Feature-Adjusted Total Invoice$87,989$122,793$121,881$172,924$41,317
Cost Above Minimum$0$34,804$33,892$84,935$0

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Features Comparison: Mercedes-Benz SL vs. Acura RDX

Model Year20082008200820082018
ModelSLSLSLSLRDX
TrimSL550SL600SL55 AMGSL65 AMGBase
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr SUV
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 
Active noise reduction    $0
Adaptive cruise control$600$600$600$600 
Adaptive cruise control, all-speed    $850
Power liftgate    $350
Power rear side windows    $200
Power trunk closer$350$350$350$350 
Proximity key $250$250$250$250
Remote start    $150
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 
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
Knee airbag, driver$75$75$75$75 
Lane departure warning    $200
Lane keeping assist    $400
Pedestrian detection    $50
Radar- or camera-based collision preparation system    $0
Rearview camera    $200
Rollover sensor    $50
Side curtain airbags    $350
Wide-view rear camera    $0
Cargo Management 
Air-conditioned storage compartment$50$50$50$50 
Cargo cover    $75
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 
Rear air vents    $100
Rear wiper    $175
Residual heat$50$50$50$50 
Wiper de-icer$25$25$25$25 
Exterior 
Body kit  $0$0 
Bodyside cladding    $350
Deep-tinted rear windows    $275
Power retractable hardtop$6750$6750$6750$6750 
Rear spoiler    $200
Sunroof    $900
Infotainment 
App support    $0
Aux input    $50
Bluetooth audio streaming    $25
CD changer, remote$200$200$200$200 
DVD-Audio-compatible player    $0
HD radio    $50
Media drive    $15
Siri Eyes Free support    $0
SMS text-to-speech reader    $25
Traffic + travel information    $25
USB port    $25
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror    $75
Compass    $0
Cornering lights $50$50$50 
Fog light, rear$100$100$100$100 
Headlight washers$50$50$50$50 
LED headlights    $1000
Spotter mirror(s)    $50
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
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 
Metal pedals$75$75$75$75 
No leather in second row$-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   $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 dampers - mechanical    $100
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000$4000$4000$4000 
Alloy wheels$350$350$350$350 
Machined alloy wheels    $350
Sport suspension (upgrade)  $0$0 
Transmission 
Steering-wheel-mounted transmission controls  $100$100$100
Total Value of Features$17,540$18,890$18,990$18,990$10,165
Value of Feature Adjustments$7,375$8,725$8,825$8,825$0
Value of Feature Adjustments-6,870-8,129-8,223-8,2180

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Specifications Comparison: Mercedes-Benz SL vs. Acura RDX

Model Year20082018
ModelSLRDX
Body2dr Hardtop conv.4dr SUV
Wheelbase100.8 in105.7 in
Length178.5 in184.4 in
Width71.5 in73.7 in
Height51.0 in65.0 in
Curb Weight4,221 lb.3,738 lb.
Fuel Capacity21.1 gal.16.0 gal.
Row 1 Headroom37.7 in38.7 in
Row 1 Shoulder Room54.0 in58.7 in
Row 1 Hip Room53.9 in55.7 in
Row 1 Legroom42.9 in42.0 in
Row 2 Headroom0.0 in38.1 in
Row 2 Shoulder Room0.0 in57.2 in
Row 2 Hip Room0.0 in53.8 in
Row 2 Legroom0.0 in38.3 in
Cargo Volume,
Minimum
7.3 ft326.1 ft3
Cargo Volume,
Maximum
10.2 ft361.3 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
Acura RDX

Advance Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Rain-sensing wipers100Yes
Fog lights125Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Auto-dimming driver-side mirror75Yes
Remote start150No
Auto-dimming passenger-side mirror75No
Power tilt adjuster, passenger seat100Yes
Surround sound250Yes
Voice control for nav and audio100Yes
HD radio50No
Blind spot warning system200No
Media drive15No
Traffic + travel information25No
Cross-traffic warning, rear100No
Navigation system600Yes
Leather seating surfaces900Yes
Telematics service, such as OnStar200Yes
DVD-Audio-compatible player0No
Power height adjuster, passenger seat100Yes
ELS, 410W, 10 speakers (with subwoofer)350No
Forward collision warning200No
Pedestrian detection50No
Lane keeping assist400No
Radar- or camera-based collision preparation system0No
Lane departure warning200No
Adaptive cruise control, all-speed700No
Automatic braking, low-speed200No
Automatic braking, high-speed or partial200No
Total Requested325053%
Total Not Requested291547%

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