Cadillac STS Cadillac STS 2006 Mazda Mazda3 Mazda Mazda3 2019

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Cadillac STS vs. Mazda Mazda3 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. Mazda Mazda3 Invoice Comparison

Lowest Total Price: $27,795

Mazda Mazda3 Premium   
Difference: $35,535

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062019
ModelSTSMazda3
TrimV8Premium
Body4dr Sedan4dr Sedan
Base Price $47,520 $26,500
Adaptive cruise control w/ HUD 2,300  
Preferred Equipment Group 1SG 12,790  
Auto-dimming rearview mirror   325
Cargo net   50
Adaptive cruise control w/ HUD 1,909  
Preferred Equipment Group 1SG 10,616  
Auto-dimming rearview mirror   260
Cargo net   40
Options (change) 15,090 375
Options (change) 12,525 300
Destination 720 920
Total Price $63,330 $27,795

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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 Mazda Mazda3 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Cadillac STS vs. Mazda Mazda3

Lowest Adjusted Price and Invoice: Mazda Mazda3 Premium
TrueDelta Adjusted Price Difference: $34,335
TrueDelta Adjusted Invoice Difference: $54,897
Model Year20062019
ModelSTSMazda3
TrimV8Premium
Body4dr Sedan4dr Sedan
Engine320hp V8186hp I4
TransmissionT5T6
DrivetrainRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)300, 15?, 12
Tire (rear if not all the same)235/50-18215/45-18
Total Price$63,330$27,795
Adjustments for Features-1,2000
Feature-Adjusted Total Price$62,130$27,795

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Features Comparison: Cadillac STS vs. Mazda Mazda3

Model Year20062019
ModelSTSMazda3
TrimV8Premium
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
6-speed manually-shiftable automatic $1100
RWD$0 
FWD $0
Accessories 
Adaptive cruise control$600 
Adaptive cruise control, all-speed $850
Heated steering wheel$100 
Remote start$150 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Brakes, Airbags, and Other Safety 
911 assist $25
Active or whiplash-reducing head restraints, front seats $0
Automatic braking, high-speed or partial $200
Automatic braking, low-speed $200
Blind spot warning system $200
Cross-traffic warning, rear $100
Driver drowsiness monitor $150
Following distance indicator $25
Forward collision warning $200
G-vectoring control $100
Knee airbag, driver $75
Knee airbag, passenger $75
Lane departure warning $200
Lane keeping assist $400
Obstacle detection, rear$250 
Pedestrian detection $50
Rearview camera $200
Cargo Management 
Overhead sunglass holder $25
Rear seat pass-through$100 
Climate Control 
Rear air vents with manual controls$150 
Drivetrain 
Limited-slip rear differential$300 
Exterior 
Laminated front side windows$200 
Rear spoiler$200 
Infotainment 
Android Auto support $100
App support $0
Apple CarPlay support $100
Aux input $50
Bluetooth audio streaming $25
CD changer, in-dash$325 
DVD-compatible player$0 
HD radio $50
Navigation system$600 
Satellite radio $200
SMS text-to-speech reader $25
Surround sound$250 
Telematics service, such as OnStar$200 
Voice control for audio system $25
Voice control for nav and audio$100 
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75 
Fog lights$125 
Headlight washers$50 
Heated mirrors$25 
LED headlights $1000
Steering-linked headlights $150
Xenon HID headlights$500 
Seats and Interior Trim 
Cooled or ventilated front seats$300 
Folding second row seats $300
Heated second row seats$200 
Leather-wrapped steering wheel $150
Power 4-way lumbar adjuster, driver seat$150 
Power 4-way lumbar adjuster, passenger seat$150 
Power fore-aft adjuster, passenger seat$100 
Power height adjuster, passenger seat$100 
Power lumbar adjuster, driver seat $100
Power recliner, passenger seat$100 
Power tilt adjuster, passenger seat$100 
Wood trim$300 
Wood/leather-wrapped steering wheel$150 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Alloy wheels $350
Auto-leveling rear shocks$200 
Performance steering system (optional)$0 
Polished alloy wheels$350 
Sport suspension (upgrade)$0 
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$8,350$7,150
Value of Feature Adjustments$1,200$0
Value of Feature Adjustments-1,0840

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Specifications Comparison: Cadillac STS vs. Mazda Mazda3

Model Year20062019
ModelSTSMazda3
Body4dr Sedan4dr Sedan
Wheelbase116.4 in107.3 in
Length196.3 in183.5 in
Width72.6 in70.7 in
Height57.6 in56.9 in
Curb Weight3,961 lb.3,072 lb.
Fuel Capacity17.0 gal.13.2 gal.
Row 1 Headroom38.7 in38.0 in
Row 1 Shoulder Room58.6 in55.7 in
Row 1 Hip Room54.6 in54.6 in
Row 1 Legroom42.6 in42.3 in
Row 2 Headroom37.9 in37.3 in
Row 2 Shoulder Room57.4 in53.5 in
Row 2 Hip Room55.6 in50.9 in
Row 2 Legroom38.3 in35.1 in
Cargo Volume13.8 ft313.2 ft3

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Option Package Details
Cadillac STS V8

Adaptive cruise control w/ HUD
FeatureValueRequested?
Head-up display (HUD)350Yes
Adaptive cruise control450Yes
Total Requested800100%
Total Not Requested00%
Preferred Equipment Group 1SG
FeatureValueRequested?
Performance braking system (optional)250No
Upgraded leather upholstery0No
Performance steering system (optional)250No
235/50WR18 tires200No
255/45WR18 tires200No
Sport suspension (upgrade)250No
Adaptive shocks - electrical500No
Cooled or ventilated front seats300No
Sunroof900Yes
Limited-slip rear differential300No
Rain-sensing wipers100Yes
Xenon HID headlights500Yes
Rear spoiler200No
Wood/leather-wrapped steering wheel0No
Bluetooth cell phone link100Yes
Headlight washers50No
Auto-dimming headlights200Yes
Navigation system600No
Heated second row seats200No
Universal garage door opener100Yes
Heated steering wheel100No
Interior air filter0Yes
Cargo net40Yes
Surround sound250No
DVD-compatible player0No
Voice control for nav and audio100No
Rear air vents with manual controls50No
Bose, 300W, 15 speakers (with subwoofer)350No
Wood trim300No
Heated front seats200Yes
CD changer, in-dash200No
Power 4-way lumbar adjuster, driver seat150No
Power 4-way lumbar adjuster, passenger seat150No
Memory system, driver seat200Yes
Polished alloy wheels0No
Total Requested234032%
Total Not Requested495068%

Option Package Details
Mazda Mazda3 Premium

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Universal garage door opener100Yes
Total Requested250100%
Total Not Requested00%

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