Cadillac STS Cadillac STS 2011 BMW Z4 BMW Z4 2016

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Cadillac STS vs. BMW Z4 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. BMW Z4 Invoice Comparison

Lowest Total Price: $55,745

Cadillac STS Luxury   
Difference: $8,085

Lowest Total Invoice: $52,458

Cadillac STS Luxury   
Difference: $6,971

Calculate Payments

  Down Payment Interest Rate Term
Model Year201120112016
ModelSTSSTSZ4
TrimLuxuryPremiumsDrive35i
Body4dr Sedan4dr Sedan2dr Hardtop conv.
Base Price $50,820 $56,380 $57,500
Base Invoice $48,024 $53,279 $53,580
Luxury Level Two Package 3,950    
Engine-block heater 100 100 75
Cold Weather Package     700
Technology Package     2,250
Metallic paint (extra cost)     550
Cargo net     60
Obstacle detection, rear     750
Wood trim     0
CD changer, remote     600
Satellite radio - one year subscription     350
Luxury Level Two Package 3,476    
Engine-block heater 83 83 66
Cold Weather Package     635
Technology Package     2,050
Metallic paint (extra cost)     500
Cargo net     53
Obstacle detection, rear     685
Wood trim     0
CD changer, remote     545
Satellite radio - one year subscription     320
Options (change) 4,050 100 5,335
Options (change) 3,559 83 4,854
Destination 875 875 995
Total Price $55,745 $57,355 $63,830
Total Invoice $52,458 $54,237 $59,429

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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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Request free, no-obligation Cadillac STS dealer quotes or BMW Z4 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac STS vs. BMW Z4

Lowest Adjusted Price and Invoice: Cadillac STS Luxury
TrueDelta Adjusted Price Difference: $1,235
TrueDelta Adjusted Invoice Difference: $593
Model Year201120112016
ModelSTSSTSZ4
TrimLuxuryPremiumsDrive35i
Body4dr Sedan4dr Sedan2dr Hardtop conv.
Engine302hp V6302hp V6300hp I6
TransmissionT6T6S7
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)17/26 MPG17/26 MPG17/24 MPG
Audio (watts, speakers)300, 15300, 15?, 10
Tire (rear if not all the same)235/50-17235/50-18225/40-18
Total Price$55,745$57,355$63,830
Adjustments for Features0-700-6,850
Feature-Adjusted Total Price$55,745$56,655$56,980
Cost Above Minimum$0$910$0
Total Invoice$52,458$54,237$59,429
Adjustments for Features0-662-6,378
Feature-Adjusted Total Invoice$52,458$53,575$53,051
Cost Above Minimum$0$1,117$0

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Features Comparison: Cadillac STS vs. BMW Z4

Model Year201120112016
ModelSTSSTSZ4
TrimLuxuryPremiumsDrive35i
Body4dr Sedan4dr Sedan2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100 
7-speed automated manual  $1200
RWD$0$0$0
Accessories 
Power rear side windows$200$200 
Remote app  $25
Remote start$150$150 
Tilt/telescoping steering wheel, manual  $250
Tilt/telescoping steering wheel, power$350$350 
Brakes, Airbags, and Other Safety 
Knee airbag, driver  $75
Knee airbag, passenger  $75
Obstacle detection, front  $150
Roll bar  $200
Side curtain airbags$350$350 
Tires, run-flat  $150
Cargo Management 
Ski sack  $50
Climate Control 
Heated windshield washer nozzles  $15
Rain-sensing wipers  $175
Rear air vents with manual controls$150$150 
Variable intermittent wipers$75$75 
Drivetrain 
Limited-slip rear differential $300 
Engine / Motor 
Automatic start / stop  $150
Regenerative braking  $0
Exterior 
Laminated front side windows$200$200 
Power retractable hardtop  $6750
Rear spoiler $200 
Infotainment 
App support  $0
Aux input  $50
Bluetooth audio streaming  $25
CD changer, in-dash$325$325 
CD changer, remote  $200
CD player  $125
HD radio  $50
Media drive  $15
MP3-compatible player  $50
Rear seat audio controls$25$25 
S Voice support  $0
Satellite radio$200$200 
Satellite radio - one year subscription  $250
Siri Eyes Free support  $0
SMS text-to-speech reader  $25
Surround sound$250$250 
Telematics service, such as OnStar  $200
Telematics service, such as OnStar, with navigation$225$225 
Text dictation  $50
Traffic + travel information  $25
USB port  $25
Voice control for external devices  $0
Voice recorder  $0
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200$200 
Auto-dimming passenger-side mirror  $75
Compass$0 $0
Illuminated visor mirror, driver$50$50 
Illuminated visor mirror, passenger$50$50 
Interior ambient lighting  $150
Power-folding mirrors  $50
Steering-linked headlights  $150
Trip computer$150$150 
Visor mirror, driver  $10
Visor mirror, passenger  $10
Seats and Interior Trim 
Center armrest(s), second row$50$50 
Cooled or ventilated front seats$300$300 
Heated second row seats$200$200 
Leather door panel trim  $250
Leather-wrapped steering wheel  $150
Manual thigh support length adjuster, driver seat  $50
Manual thigh support length adjuster, passenger seat  $50
No leather in second row  $-300
Power seatback bolsters, driver seat  $100
Power seatback bolsters, passenger seat  $100
Wood/leather-wrapped steering wheel$150$150 
Suspension, Wheels, and Tires 
Alloy wheels  $350
Auto-leveling rear shocks $200 
Electronic systems calibration selector  $200
Polished alloy wheels$350$350 
Sport suspension (upgrade) $0 
Transmission 
Launch control  $100
Steering-wheel-mounted transmission controls  $100
Total Value of Features$5,100$5,800$11,950
Value of Feature Adjustments$0$700$6,850
Value of Feature Adjustments0-662-6,378

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Specifications Comparison: Cadillac STS vs. BMW Z4

Model Year20112016
ModelSTSZ4
Body4dr Sedan2dr Hardtop conv.
Wheelbase116.4 in98.3 in
Length196.7 in166.9 in
Width72.6 in70.5 in
Height57.6 in50.8 in
Curb Weight3,973 lb.3,538 lb.
Fuel Capacity17.0 gal.14.5 gal.
Row 1 Headroom38.7 in39.1 in
Row 1 Shoulder Room58.6 in53.3 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.6 in42.2 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 Volume13.8 ft310.9 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 sound250No
DVD-compatible player0Yes
Rear seat audio controls25No
Voice control for nav and audio100Yes
Bose, 300W, 15 speakers (with subwoofer)350No
Total Requested125060%
Total Not Requested82540%

Option Package Details
BMW Z4 sDrive35i

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%
Cold Weather Package
FeatureValueRequested?
Heated front seats200Yes
Heated steering wheel100Yes
Headlight washers50Yes
Total Requested350100%
Total Not Requested00%
Technology Package
FeatureValueRequested?
Navigation system600Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Media drive15No
Traffic + travel information25No
App support0No
Remote app25No
Siri Eyes Free support0No
S Voice support0No
Text dictation50No
SMS text-to-speech reader25No
Voice recorder0No
Smartphone integration0No
Total Requested70083%
Total Not Requested14017%

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