Cadillac STS Cadillac STS 2009 Mercedes-Benz SL Mercedes-Benz SL 2017

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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: $68,625

Cadillac STS V8   
Difference: $86,550

Lowest Total Invoice: $62,961

Cadillac STS V8   
Difference: $81,418

Calculate Payments

  Down Payment Interest Rate Term
Model Year200920172017
ModelSTSSLSL
TrimV8AMG SL63AMG SL65
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.
Base Price $55,910 $151,350 $219,850
Base Invoice $52,276 $140,756 $204,461
Preferred Equipment Group 1SG 11,940    
Driver Assistance Package   2,250  
Wood trim   0 0
Wood/leather-wrapped steering wheel   650 650
Preferred Equipment Group 1SG 9,910    
Driver Assistance Package   2,093  
Wood trim   0 0
Wood/leather-wrapped steering wheel   605 605
Options (change) 11,940 2,900 650
Options (change) 9,910 2,698 605
Destination 775 925 925
Gas Tax 0 0 1,300
Total Price $68,625 $155,175 $222,725
Total Invoice $62,961 $144,379 $207,291

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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: Cadillac STS vs. Mercedes-Benz SL

Lowest Adjusted Price and Invoice: Cadillac STS V8
TrueDelta Adjusted Price Difference: $67,310
TrueDelta Adjusted Invoice Difference: $63,517
Model Year200920172017
ModelSTSSLSL
TrimV8AMG SL63AMG SL65
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.
Engine320hp V8577hp V8621hp V12
TransmissionT6T7T7
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)300, 15600, 11900, 12
Tire (rear if not all the same)235/50-18255/35-19255/35-19
Total Price$68,625$155,175$222,725
Adjustments for Features0-19,240-21,440
Feature-Adjusted Total Price$68,625$135,935$201,285
Cost Above Minimum$0$0$65,350
Total Invoice$62,961$144,379$207,291
Adjustments for Features0-17,901-19,954
Feature-Adjusted Total Invoice$62,961$126,478$187,337
Cost Above Minimum$0$0$60,859

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Features Comparison: Cadillac STS vs. Mercedes-Benz SL

Model Year200920172017
ModelSTSSLSL
TrimV8AMG SL63AMG SL65
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100  
7-speed manually-shiftable automatic $1200$1200
RWD$0$0$0
Accessories 
Adaptive cruise control$600  
Adaptive cruise control, all-speed $850$850
Hands-free trunk or liftgate $100$100
Heated steering wheel$100  
Power door closers  $300
Power rear side windows$200  
Power trunk closer $350$350
Remote app $25$25
Remote start$150  
Remote window/roof operation $15$15
Semi-automated parking system $500$500
Wind blocker, power small $300$300
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0$0
Auto-raising roll bars / headrests $500$500
Automatic braking, high-speed or partial $200$200
Automatic braking, low-speed $200$200
Blind spot collision prevention $150$150
Collision preparation system, rear $100$100
Cross-traffic detection for collision preparation system $0$0
Cross-traffic warning, rear $100$100
Driver drowsiness monitor $150$150
Forward collision warning $200$200
Knee airbag, driver $75$75
Knee airbag, passenger $75$75
Lane keeping assist $400$400
Obstacle detection, front $150$150
Pedestrian detection $50$50
Radar- or camera-based collision preparation system $0$0
Rearview camera $200$200
Temporary spare tire$150  
Torque vectoring, brake-based $100$100
Cargo Management 
Air-conditioned storage compartment $50$50
Cargo net$40  
Rear seat pass-through$100  
Storage compartment under front seat(s) $50$50
Climate Control 
Adaptive windshield washer system $0$0
Heated washer fluid system $50$50
Rear air vents with manual controls$150  
Residual heat $50$50
Washer fluid outlets in wiper blade $100$100
Wiper de-icer $25$25
Engine / Motor 
Automatic start / stop $150$150
Dual-mode exhaust, switchable $500$500
Raised top speed limiter $0$0
Exterior 
Electronically-variable tint, sunroof or glass roof panel  $2000
Glass roof panel(s) $300$300
Laminated front side windows$200  
Power retractable hardtop $6750$6750
Sunroof$900  
Infotainment 
Android Auto support $100$100
App support $0$0
Apple CarPlay support $100$100
Aux input $50$50
Bluetooth audio streaming $25$25
CD changer, in-dash$325  
CD player $125$125
HD radio $50$50
In-vehicle Internet $150$150
iPod integration $100$100
Media drive $15$15
MP3-compatible player $50$50
Navigation map updates, three years $0$0
Rear seat audio controls$25  
SD Card slot $25$25
SMS text-to-speech reader $25$25
Traffic + travel information $25$25
Wi-Fi hotspot $50$50
Instruments, Lights, and Mirrors 
Chronometer $100$100
Cornering lights $50$50
Fog light, rear $100$100
Fog lights$125  
Head-up display (HUD)$350  
Headlight washers$50  
Interior ambient lighting, configurable $150$150
LED headlights $1000$1000
Mirror tilt-down in reverse $25$25
Steering-linked headlights $150$150
Xenon HID headlights$500  
Seats and Interior Trim 
Automatic seat bolsters, driver $300$300
Automatic seat bolsters, front passenger $300$300
Center armrest(s), second row$50  
Door sill trim plates$100  
Heated second row seats$200  
Illuminated door sill trim plates $200$200
Leather door panel trim $250$250
Massage, driver seat $100$100
Massage, passenger seat $100$100
Memory system, passenger seat $150$150
Metal pedals $75$75
Neck-level heating, front seats $150$150
No leather in second row $-300$-300
Power headrest height adjuster, driver seat $50$50
Power headrest height adjuster, passenger seat $50$50
Power thigh support length adjuster, driver seat $100$100
Power thigh support length adjuster, passenger seat $100$100
Synthetic suede headliner $650$650
Upholstered instrument panel, leather $1000$1000
Suspension, Wheels, and Tires 
Active curve tilting $1000$1000
Adaptive dampers - electrical$500  
Adaptive hydraulic struts, auto-leveling and ht. adjustable $4000$4000
Alloy wheels $350$350
Electronic systems calibration selector $200$200
Performance steering system (optional)$0  
Polished alloy wheels$350  
Sport suspension (upgrade)$0$0 
Ultra-sport suspension (upgrade)  $0
Transmission 
Launch control $100 
Steering-wheel-mounted transmission controls $100$100
Total Value of Features$6,265$25,505$27,705
Value of Feature Adjustments$0$19,240$21,440
Value of Feature Adjustments0-17,901-19,954

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Specifications Comparison: Cadillac STS vs. Mercedes-Benz SL

Model Year20092017
ModelSTSSL
Body4dr Sedan2dr Hardtop conv.
Wheelbase116.4 in101.7 in
Length196.7 in182.3 in
Width72.6 in73.9 in
Height57.6 in51.2 in
Curb Weight3,974 lb.3,827 lb.
Fuel Capacity17.0 gal.19.8 gal.
Row 1 Headroom38.7 in39.1 in
Row 1 Shoulder Room58.6 in55.5 in
Row 1 Hip Room54.6 in0.0 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 ft38.5 ft3
Cargo Volume,
Maximum
13.813.5 ft3

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Option Package Details
Cadillac STS V8

Preferred Equipment Group 1SG
FeatureValueRequested?
Adaptive shocks - electrical500Yes
Cooled or ventilated front seats300Yes
Sunroof900No
Adaptive cruise control450Yes
235/50WR18 tires200No
255/45WR18 tires200No
Termporary spare tire150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200Yes
Head-up display (HUD)350No
Lane departure warning system200Yes
Blind spot warning system200Yes
Sport suspension (upgrade)250Yes
Performance braking system (optional)250No
Limited-slip rear differential300Yes
Rear spoiler200Yes
Additional engine cooling0No
Power steering cooler0No
Performance steering system (optional)250No
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 Requested405060%
Total Not Requested272540%

Option Package Details
Mercedes-Benz SL AMG SL63

Driver Assistance Package
FeatureValueRequested?
Speed limit information0No
Cross-traffic detection for collision preparation system0No
Rear cross-traffic detection100No
Collision preparation system, rear100No
Pedestrian detection50No
Lane keeping assist system400No
Radar- or camera-based collision preparation system0No
Lane departure warning system200Yes
Adaptive cruise control, all-speed700No
Blind spot warning system200Yes
Blind spot intervention150No
Total Requested40021%
Total Not Requested150079%

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