BMW 3-Series BMW 3-Series 2015 Cadillac STS Cadillac STS 2006
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BMW 3-Series vs. Cadillac STS 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.

BMW 3-Series vs. Cadillac STS Invoice Comparison

Lowest Total Price: $73,395

BMW 3-Series M3   
Difference: $3,695

Lowest Total Invoice: $68,180

BMW 3-Series M3   
Difference: $3,340

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152006
Model3-SeriesSTS
TrimM3STS-V
Body4dr Sedan4dr Sedan
Base Price $62,000 $73,070
Base Invoice $57,720 $67,704
Executive Package 4,300  
Metallic paint (extra cost) 550  
Upholstered instrument panel, leather 2,650  
Wood trim 0  
Sunroof 0 1,200
7-speed automated manual 2,900  
Executive Package 3,915  
Metallic paint (extra cost) 500  
Upholstered instrument panel, leather 2,410  
Wood trim 0  
Sunroof 0 996
7-speed automated manual 2,640  
Options (change) 10,400 1,200
Options (change) 9,465 996
Destination 995 720
Gas Tax 0 2,100
Total Price $73,395 $77,090
Total Invoice $68,180 $71,520

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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 BMW 3-Series dealer quotes or Cadillac STS 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: BMW 3-Series vs. Cadillac STS

Lowest Adjusted Price and Invoice: BMW 3-Series M3
TrueDelta Adjusted Price Difference: $5,585
TrueDelta Adjusted Invoice Difference: $5,096
Model Year20152006
Model3-SeriesSTS
TrimM3STS-V
Body4dr Sedan4dr Sedan
Engine425hp I6469hp V8
TransmissionS7T6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)17/24 MPG14/20 MPG
Audio (watts, speakers)205, 9300, 15
Tire (rear if not all the same)255/40-18255/45-18
Total Price$73,395$77,090
Adjustments for Features-1,8900
Feature-Adjusted Total Price$71,505$77,090
Total Invoice$68,180$71,520
Adjustments for Features-1,7560
Feature-Adjusted Total Invoice$66,424$71,520

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Features Comparison: BMW 3-Series vs. Cadillac STS

Model Year20152006
Model3-SeriesSTS
TrimM3STS-V
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed automated manual$1200 
6-speed manually-shiftable automatic $1100
RWD$0$0
Accessories 
Hands-free trunk or liftgate$100 
Remote app$25 
Remote start $150
Remote window/roof operation$15 
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Knee airbag, driver$75 
Knee airbag, passenger$75 
Obstacle detection, front$150 
Rearview camera$200 
Tires, run-flat $150
Cargo Management 
Air-conditioned storage compartment$50 
Cargo net $40
Rear seat pass-through $100
Climate Control 
Residual heat$50 
Drivetrain 
Active rear differential$500 
Limited-slip rear differential $300
Engine / Motor 
Automatic start / stop$150 
Regenerative braking$0 
Exterior 
Black exterior trim (optional)$0 
Laminated front side windows $200
Painted brake calipers (optional)$0 
Sport rocker panels (optional)$0 
Infotainment 
App support$0 
Aux input$50 
Bluetooth audio streaming$25 
CD changer, in-dash $325
CD player$125 
Handwriting recognition$200 
HD radio$50 
In-vehicle Internet$150 
Media drive$15 
MP3-compatible player$50 
S Voice support$0 
Satellite radio$200 
Siri Eyes Free support$0 
Surround sound $250
Traffic + travel information$25 
Voice control for external devices$0 
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200
Auto-dimming passenger-side mirror$75 
Compass$0 
Cornering lights$50 
Fog lights $125
Head-up display (HUD)$350 
Mirror tilt-down in reverse$25 
Power-folding mirrors$50 
Steering-linked headlights$150 
Seats and Interior Trim 
Folding second row seats$300 
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Power seatback bolsters, driver seat$100 
Power seatback bolsters, passenger seat$100 
Synthetic suede inserts in leather seating surfaces $0
Suspension, Wheels, and Tires 
Alloy wheels$350 
Auto-leveling rear shocks $200
Electronic systems calibration selector$200 
Polished alloy wheels $350
Transmission 
Downshift rev matching$50 
Launch control$100 
Total Value of Features$5,730$3,840
Value of Feature Adjustments$1,890$0
Value of Feature Adjustments-1,7560

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See a complete comparison of BMW 3-Series vs. Cadillac STS features.

Specifications Comparison: BMW 3-Series vs. Cadillac STS

Model Year20152006
Model3-SeriesSTS
Body4dr Sedan4dr Sedan
Wheelbase110.6 in116.4 in
Length182.5 in196.3 in
Width71.3 in72.6 in
Height56.3 in57.6 in
Curb Weight3,595 lb.4,233 lb.
Fuel Capacity15.8 gal.17.0 gal.
Row 1 Headroom40.3 in38.7 in
Row 1 Shoulder Room55.1 in58.6 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom42.0 in42.6 in
Row 2 Headroom37.7 in37.9 in
Row 2 Shoulder Room55.1 in57.4 in
Row 2 Hip Room0.0 in55.6 in
Row 2 Legroom35.1 in38.3 in
Cargo Volume13.0 ft313.8 ft3

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See a complete comparison of BMW 3-Series vs. Cadillac STS specs.

Option Package Details
BMW 3-Series M3

Executive Package
FeatureValueRequested?
Heated second row seats200Yes
Satellite radio - one year subscription250No
Hands-free trunk or liftgate100No
Obstacle detection, front150No
Obstacle detection, rear250Yes
Rearview camera200No
Heated steering wheel100Yes
Head-up display (HUD)350No
Headlight washers50Yes
Proximity key250Yes
Total Requested85045%
Total Not Requested105055%

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