Cadillac STS Cadillac STS 2008 Chevrolet Sonic Chevrolet Sonic 2014

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Cadillac STS vs. Chevrolet Sonic 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. Chevrolet Sonic Invoice Comparison

Lowest Total Price: $19,595

Chevrolet Sonic LTZ   
Difference: $26,255

Lowest Total Invoice: $18,560

Chevrolet Sonic LTZ   
Difference: $24,224

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008200820142014
ModelSTSSTSSTSSonicSonic
TrimV6V8STS-VLTZRS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $43,775 $53,275 $77,575 $17,390 $19,705
Base Invoice $40,930 $49,812 $71,083 $16,520 $18,720
Engine-block heater 100 100 100 75 75
Sunroof 1,200   1,200 850 850
Forward collision warning       395 395
Cargo net       60 60
Engine-block heater 83 83 83 66 66
Sunroof 996   996 748 748
Forward collision warning       348 348
Cargo net       53 53
Options (change) 1,300 100 1,300 1,380 1,380
Options (change) 1,079 83 1,079 1,215 1,215
Destination 775 775 775 825 825
Gas Tax 0 0 2,100 0 0
Total Price $45,850 $54,150 $81,750 $19,595 $21,910
Total Invoice $42,784 $50,670 $75,037 $18,560 $20,760

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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

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Cadillac STS dealer quotes or Chevrolet Sonic 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: Cadillac STS vs. Chevrolet Sonic

Lowest Adjusted Price and Invoice: Chevrolet Sonic LTZ
TrueDelta Adjusted Price Difference: $23,090
TrueDelta Adjusted Invoice Difference: $21,271
Model Year20082008200820142014
ModelSTSSTSSTSSonicSonic
TrimV6V8STS-VLTZRS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine302hp V6320hp V8469hp V8138hp I4138hp I4
TransmissionT6T6T6M5M6
DrivetrainRWDRWDRWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 8?, 8300, 15?, 6?, 6
Tire (rear if not all the same)235/50-17235/50-17255/45-18205/50-17205/50-17
Total Price$45,850$54,150$81,750$19,595$21,910
Adjustments for Features-3,165-4,105-9,4950-1,300
Feature-Adjusted Total Price$42,685$50,045$72,255$19,595$20,610
Cost Above Minimum$0$7,360$29,570$0$1,015
Total Invoice$42,784$50,670$75,037$18,560$20,760
Adjustments for Features-2,953-3,841-8,7150-1,232
Feature-Adjusted Total Invoice$39,831$46,829$66,322$18,560$19,528
Cost Above Minimum$0$6,998$26,491$0$968

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Features Comparison: Cadillac STS vs. Chevrolet Sonic

Model Year20082008200820142014
ModelSTSSTSSTSSonicSonic
TrimV6V8STS-VLTZRS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100$1100  
5-speed manual   $0 
6-speed manual    $150
RWD$0$0$0  
FWD   $0$0
Accessories 
Heated steering wheel $100$100  
Proximity key$250$250$250  
Remote start$150$150$150  
Tilt/telescoping steering wheel, manual   $250$250
Tilt/telescoping steering wheel, power$350$350$350  
Universal garage door opener $100$100  
Brakes, Airbags, and Other Safety 
4-wheel disc brakes$150$150$150 $150
Blind spot warning system  $200  
Forward collision warning   $200$200
Knee airbag, driver   $75$75
Knee airbag, passenger   $75$75
Lane departure warning  $200$200$200
Obstacle detection, rear$250$250$250  
Rear side airbags   $300$300
Rearview camera   $200$200
Rollover sensor   $50$50
Tires, run-flat  $150  
Cargo Management 
Cargo net $40$40$40$40
Rear seat pass-through$100$100$100  
Climate Control 
Automatic air recirculation$100$100$100  
Automatic climate control, front$200$200$200  
Dual-zone climate control$125$125$125  
Heated windshield washer nozzles  $15  
Rain-sensing wipers $175$175  
Rear air vents with manual controls$150$150$150  
Variable intermittent wipers$75  $75$75
Drivetrain 
Limited-slip rear differential  $300  
Exterior 
Body kit    $0
Bright-finished exhaust tip(s)$25$25$25 $25
Laminated front side windows$200$200$200  
Rear spoiler  $200$200$200
Sunroof$900 $900$900$900
Infotainment 
App support   $0$0
Aux input   $50$50
Bluetooth audio streaming   $25$25
Bluetooth cell phone link  $100$100$100
CD changer, in-dash $325$325  
CD player$125    
DVD-Audio-compatible player $0   
DVD-compatible player  $0  
Navigation system  $600  
Rear seat audio controls  $25  
Siri Eyes Free support   $0$0
Surround sound  $250  
USB port   $25$25
Voice control for nav and audio  $100  
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75$75  
Auto-dimming headlights  $200  
Auto-dimming rearview mirror$150$150$150  
Compass$0$0   
Digital instruments   $0$0
Head-up display (HUD)  $350  
Headlight washers  $50  
Illuminated visor mirror, driver$50$50$50  
Illuminated visor mirror, passenger$50$50$50  
Spotter mirror(s)   $50$50
Turn signals on or near mirrors$25$25$25  
Visor mirror, driver   $10$10
Visor mirror, passenger   $10$10
Xenon HID headlights  $500  
Seats and Interior Trim 
Aluminum trim$100    
Center armrest(s), second row$50$50$50  
Door sill trim plates$100$100$100  
Folding second row seats   $300$300
Heated front seats $200$200$200$200
Heated second row seats $200$200  
Leather door panel trim  $250  
Leather seating surfaces$900$900$900 $900
Leather-wrapped steering wheel$150 $150$150$150
Manual height adjuster, driver seat   $50$50
Memory system, driver seat $200$200  
Metal pedals    $75
Power 4-way lumbar adjuster, driver seat $150$150  
Power 4-way lumbar adjuster, passenger seat $150$150  
Power fore-aft adjuster, driver seat$100$100$100  
Power fore-aft adjuster, passenger seat$100$100$100  
Power height adjuster, driver seat$100$100$100  
Power height adjuster, passenger seat$100$100$100  
Power recliner, driver seat$100$100$100  
Power recliner, passenger seat$100$100$100  
Power tilt adjuster, driver seat$100$100$100  
Power tilt adjuster, passenger seat$100$100$100  
Synthetic leather seating surfaces   $0 
Synthetic suede inserts in leather seating surfaces  $0 $0
Upholstered instrument panel, leather  $1000  
Wood trim $300$300  
Wood/leather-wrapped steering wheel $150   
Suspension, Wheels, and Tires 
Alloy wheels  $350$350$350
Auto-leveling rear shocks $200$200  
Performance steering system (optional)  $0  
Polished alloy wheels$350$350   
Sport suspension (upgrade)  $0 $0
Total Value of Features$7,050$7,990$13,380$3,885$5,185
Value of Feature Adjustments$3,165$4,105$9,495$0$1,300
Value of Feature Adjustments-2,953-3,841-8,7150-1,232

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Specifications Comparison: Cadillac STS vs. Chevrolet Sonic

Model Year20082014
ModelSTSSonic
Body4dr Sedan4dr Sedan
Wheelbase116.4 in99.4 in
Length196.7 in173.1 in
Width72.6 in68.3 in
Height57.6 in59.7 in
Curb Weight3,974 lb.2,728 lb.
Fuel Capacity17.0 gal.12.2 gal.
Row 1 Headroom38.7 in38.7 in
Row 1 Shoulder Room58.6 in53.4 in
Row 1 Hip Room54.6 in51.4 in
Row 1 Legroom42.6 in41.8 in
Row 2 Headroom37.9 in37.8 in
Row 2 Shoulder Room57.4 in53.0 in
Row 2 Hip Room55.6 in51.6 in
Row 2 Legroom38.3 in34.6 in
Cargo Volume13.8 ft314.9 ft3

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Option Package Details
Chevrolet Sonic LTZ

Forward collision alert
FeatureValueRequested?
Forward collision alert200No
Lane departure warning system200Yes
Total Requested20050%
Total Not Requested20050%

Option Package Details
Chevrolet Sonic RS

Forward collision alert
FeatureValueRequested?
Forward collision alert200No
Lane departure warning system200Yes
Total Requested20050%
Total Not Requested20050%

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