Cadillac STS Cadillac STS 2011 Mercedes-Benz SL Mercedes-Benz SL 2009

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Cadillac STS vs. Mercedes-Benz SL 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.

Cadillac STS vs. Mercedes-Benz SL Invoice Comparison

Lowest Total Price: $55,995

Cadillac STS Luxury   
Difference: $45,820

Lowest Total Invoice: $52,683

Cadillac STS Luxury   
Difference: $42,157

Calculate Payments

  Down Payment Interest Rate Term
Model Year201120112009200920092009
ModelSTSSTSSLSLSLSL
TrimLuxuryPremiumSL550SL600SL63 AMGSL65 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $50,820 $56,380 $98,500 $139,100 $135,000 $194,700
Base Invoice $48,024 $53,279 $91,605 $129,363 $125,550 $181,071
Luxury Level Two Package 3,950          
Temporary spare tire 350 350        
Obstacle detection, rear     1,140   1,140  
Wood trim         0 0
Luxury Level Two Package 3,476          
Temporary spare tire 308 308        
Obstacle detection, rear     1,060   1,060  
Wood trim         0 0
Options (change) 4,300 350 1,140 0 1,140 0
Options (change) 3,784 308 1,060 0 1,060 0
Destination 875 875 875 875 875 875
Gas Tax 0 0 1,300 2,600 2,600 2,600
Total Price $55,995 $57,605 $101,815 $142,575 $139,615 $198,175
Total Invoice $52,683 $54,462 $94,840 $132,838 $130,085 $184,546

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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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TrueDelta Value Comparison: Cadillac STS vs. Mercedes-Benz SL

Lowest Adjusted Price and Invoice: Cadillac STS Luxury
TrueDelta Adjusted Price Difference: $34,090
TrueDelta Adjusted Invoice Difference: $31,231
Model Year201120112009200920092009
ModelSTSSTSSLSLSLSL
TrimLuxuryPremiumSL550SL600SL63 AMGSL65 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine302hp V6302hp V6382hp V8510hp V12518hp V8604hp V12
TransmissionT6T6T7T5T7T5
DrivetrainRWDRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 15300, 15510, 10510, 10510, 10510, 10
Tire (rear if not all the same)235/50-17235/50-18255/40-18255/40-18255/35-19255/35-19
Total Price$55,995$57,605$101,815$142,575$139,615$198,175
Adjustments for Features0-700-11,730-14,030-13,080-14,130
Feature-Adjusted Total Price$55,995$56,905$90,085$128,545$126,535$184,045
Cost Above Minimum$0$910$0$38,460$36,450$93,960
Total Invoice$52,683$54,462$94,840$132,838$130,085$184,546
Adjustments for Features0-662-10,926-13,072-12,187-13,158
Feature-Adjusted Total Invoice$52,683$53,800$83,914$119,766$117,898$171,388
Cost Above Minimum$0$1,117$0$35,852$33,984$87,474

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Features Comparison: Cadillac STS vs. Mercedes-Benz SL

Model Year201120112009200920092009
ModelSTSSTSSLSLSLSL
TrimLuxuryPremiumSL550SL600SL63 AMGSL65 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100    
7-speed manually-shiftable automatic  $1200 $1200 
5-speed manually-shiftable automatic   $1000 $1000
RWD$0$0$0$0$0$0
Accessories 
Heated steering wheel$100$100    
Power rear side windows$200$200    
Power trunk closer   $350 $350
Proximity key$250$250 $250 $250
Remote start$150$150    
Remote window/roof operation  $15$15$15$15
Wind blocker, small  $100$100$100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats  $0$0$0$0
Auto-raising roll bars / headrests  $500$500$500$500
Knee airbag, driver  $75$75$75$75
Obstacle detection, front  $150$150$150$150
Side curtain airbags$350$350    
Cargo Management 
Air-conditioned storage compartment  $50$50$50$50
Cargo net$40$40    
Rear seat pass-through$100$100    
Storage compartment under front seat(s)  $50$50$50$50
Climate Control 
Heated windshield washer nozzles  $15$15$15$15
Rain-sensing wipers  $175$175$175$175
Rear air vents with manual controls$150$150    
Residual heat  $50$50$50$50
Variable intermittent wipers$75$75    
Wiper de-icer  $25$25$25$25
Drivetrain 
Limited-slip rear differential $300    
Exterior 
Body kit    $0$0
Glass roof panel(s)   $300 $300
Laminated front side windows$200$200    
Power retractable hardtop  $6750$6750$6750$6750
Rear spoiler $200    
Infotainment 
Aux input  $50$50$50$50
iPod integration  $100$100$100$100
Media drive  $15$15$15$15
MP3-compatible player  $50$50$50$50
Rear seat audio controls$25$25    
SD Card slot  $25$25$25$25
Telematics service, such as OnStar  $200$200$200$200
Telematics service, such as OnStar, with navigation$225$225    
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200$200    
Compass$0     
Cornering lights  $50$50$50$50
Fog light, rear  $100$100$100$100
Interior ambient lighting  $150$150$150$150
Mirror tilt-down in reverse  $25$25$25$25
Steering-linked headlights  $150$150$150$150
Seats and Interior Trim 
Center armrest(s), second row$50$50    
Cooled or ventilated front seats$300$300 $300 $300
Heated second row seats$200$200    
Leather door panel trim  $250$250$250$250
Leather-wrapped steering wheel  $150   
Massage, driver seat   $100$100$100
Massage, passenger seat   $100$100$100
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$150$150
Power 4-way lumbar adjuster, passenger seat$150$150 $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/leather-wrapped steering wheel$150$150 $150  
Suspension, Wheels, and Tires 
Adaptive hydraulic struts, auto-leveling and ht. adjustable  $4000$4000$4000$4000
Alloy wheels  $350$350$350$350
Auto-leveling rear shocks $200    
Polished alloy wheels$350$350    
Sport suspension (upgrade) $0  $0$0
Transmission 
Launch control    $100 
Steering-wheel-mounted transmission controls    $100$100
Total Value of Features$4,515$5,215$16,245$18,545$17,595$18,645
Value of Feature Adjustments$0$700$11,730$14,030$13,080$14,130
Value of Feature Adjustments0-662-10,926-13,072-12,187-13,158

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Specifications Comparison: Cadillac STS vs. Mercedes-Benz SL

Model Year20112009
ModelSTSSL
Body4dr Sedan2dr Hardtop conv.
Wheelbase116.4 in100.8 in
Length196.7 in180.4 in
Width72.6 in71.5 in
Height57.6 in51.1 in
Curb Weight3,974 lb.4,221 lb.
Fuel Capacity17.0 gal.21.1 gal.
Row 1 Headroom38.7 in37.7 in
Row 1 Shoulder Room58.6 in54.0 in
Row 1 Hip Room54.6 in53.9 in
Row 1 Legroom42.6 in42.9 in
Row 2 Headroom37.9 in0.0 in
Row 2 Shoulder Room57.4 in0.0 in
Row 2 Hip Room55.6 in0.0 in
Row 2 Legroom38.3 in0.0 in
Cargo Volume,
Minimum
13.8 ft37.2 ft3
Cargo Volume,
Maximum
13.810.2 ft3

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Option Package Details
Cadillac STS Luxury

Luxury Level Two Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Auto-dimming headlights200No
Navigation system600Yes
Surround sound250Yes
DVD-compatible player0Yes
Rear seat audio controls25No
Voice control for nav and audio100Yes
Bose, 300W, 15 speakers (with subwoofer)350No
Total Requested150072%
Total Not Requested57528%

Option Package Details
Mercedes-Benz SL SL550

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%

Option Package Details
Mercedes-Benz SL SL63 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%

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