| 1 | 0 | 3 | 4 | 3 | 4 |
Cadillac CT6 vs. Audi A4 / S4 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.
Models in short supply often sell at or even above these prices.
Cadillac CT6 vs. Audi A4 / S4 Invoice Comparison
Lowest Total Price: $56,920 Audi A4 / S4 S4 | ||||
| Difference: $13,140 | ||||
Lowest Total Invoice: $52,551 Audi A4 / S4 S4 | ||||
| Difference: $13,824 | ||||
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| Model Year | 2018 | 2018 | 2018 | 2006 |
| Model | CT6 | CT6 | CT6 | A4 / S4 |
| Trim | Luxury | Premium Luxury | Platinum | S4 |
| Body | 4dr Sedan | 4dr Sedan | 4dr Sedan | 4dr Sedan |
| Base Price | $59,195 | $65,295 | $84,295 | $46,400 |
| Base Invoice | $56,235 | $62,030 | $80,080 | $42,758 |
| Enhanced Vision and Comfort Package | 2,500 | |||
| 3.0L V6 | 6,000 | 4,000 | 4,000 | |
| CD player, remote | 250 | 250 | ||
| Metallic paint (extra cost) | 625 | 625 | 450 | |
| Rear spoiler | 495 | 495 | 495 | |
| Carbon fiber trim | 0 | 0 | 300 | |
| Cargo net | 60 | |||
| Cold Weather Package | 400 | |||
| Premium Package | 2,900 | |||
| Tire-pressure monitor | 250 | |||
| Obstacle detection, rear | 350 | |||
| Bluetooth cell phone link | 500 | |||
| Bose 215W 10 speakers | 1,000 | |||
| Navigation system | 1,950 | |||
| Enhanced Vision and Comfort Package | 2,225 | |||
| 3.0L V6 | 5,700 | 3,800 | 3,800 | |
| CD player, remote | 223 | 223 | ||
| Metallic paint (extra cost) | 556 | 556 | 410 | |
| Rear spoiler | 441 | 441 | 441 | |
| Carbon fiber trim | 0 | 0 | 273 | |
| Cargo net | 53 | |||
| Cold Weather Package | 364 | |||
| Premium Package | 2,639 | |||
| Tire-pressure monitor | 228 | |||
| Obstacle detection, rear | 319 | |||
| Bluetooth cell phone link | 455 | |||
| Bose 215W 10 speakers | 910 | |||
| Navigation system | 1,775 | |||
| Options (change) | 9,870 | 5,370 | 4,555 | 8,100 |
| Options (change) | 9,145 | 5,020 | 4,294 | 7,373 |
| Destination | 995 | 995 | 995 | 720 |
| Gas Tax | 0 | 0 | 0 | 1,700 |
| Total Price | $70,060 | $71,660 | $89,845 | $56,920 |
| Total Invoice | $66,375 | $68,045 | $85,369 | $52,551 |
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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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Want to find out how much dealers are willing to discount these cars? Request free, no-obligation Cadillac CT6 dealer quotes or Audi A4 / S4 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 CT6 vs. Audi A4 / S4
| Lowest Adjusted Price and Invoice: Audi A4 / S4 S4 | ||||
| TrueDelta Adjusted Price Difference: $5,190 | ||||
| TrueDelta Adjusted Invoice Difference: $6,292 | ||||
| Model Year | 2018 | 2018 | 2018 | 2006 |
| Model | CT6 | CT6 | CT6 | A4 / S4 |
| Trim | Luxury | Premium Luxury | Platinum | S4 |
| Body | 4dr Sedan | 4dr Sedan | 4dr Sedan | 4dr Sedan |
| Engine | 404hp V6 | 404hp V6 | 404hp V6 | 340hp V8 |
| Transmission | T8 | T8 | T8 | M6 |
| Drivetrain | AWD | AWD | AWD | AWD |
| EPA Fuel Economy (city/highway) | 18/26 MPG | 18/26 MPG | 18/26 MPG | 15/21 MPG |
| Audio (watts, speakers) | ?, 10 | ?, 10 | ?, 34 | 215, 10 |
| Tire (rear if not all the same) | 245/45-19 | 245/45-19 | 245/40-20 | 235/40-18 |
| Total Price | $70,060 | $71,660 | $89,845 | $56,920 |
| Adjustments for Features | -7,950 | -8,550 | -18,120 | 0 |
| Feature-Adjusted Total Price | $62,110 | $63,110 | $71,725 | $56,920 |
| Cost Above Minimum | $0 | $1,000 | $9,615 | $0 |
| Total Invoice | $66,375 | $68,045 | $85,369 | $52,551 |
| Adjustments for Features | -7,532 | -8,119 | -17,217 | 0 |
| Feature-Adjusted Total Invoice | $58,843 | $59,926 | $68,152 | $52,551 |
| Cost Above Minimum | $0 | $1,083 | $9,309 | $0 |
Features Comparison: Cadillac CT6 vs. Audi A4 / S4
| Model Year | 2018 | 2018 | 2018 | 2006 |
| Model | CT6 | CT6 | CT6 | A4 / S4 |
| Trim | Luxury | Premium Luxury | Platinum | S4 |
| Body | 4dr Sedan | 4dr Sedan | 4dr Sedan | 4dr Sedan |
| Transmission and Drivetrain | ||||
| 8-speed manually-shiftable automatic | $1300 | $1300 | $1300 | |
| 6-speed manual | $150 | |||
| AWD | $1700 | $1700 | $1700 | $1700 |
| Accessories | ||||
| AC power outlet | $100 | $100 | $100 | |
| Active noise reduction | $0 | $0 | $0 | |
| Adaptive cruise control, all-speed | $850 | |||
| Cruise control | $150 | $150 | $150 | |
| Electronic engine sound enhancement | $0 | |||
| Hands-free trunk or liftgate | $100 | $100 | $100 | |
| Heated steering wheel | $100 | $100 | $100 | |
| Power trunk closer | $350 | $350 | $350 | |
| Proximity key | $250 | $250 | $250 | |
| Remote app | $25 | $25 | $25 | |
| Remote start | $150 | $150 | $150 | |
| Semi-automated parking system | $500 | $500 | $500 | |
| Sunshades, second row | $125 | $125 | $125 | |
| Tilt/telescoping steering wheel, manual | $250 | |||
| Tilt/telescoping steering wheel, power | $350 | $350 | $350 | |
| Brakes, Airbags, and Other Safety | ||||
| Around view cameras | $500 | $500 | $500 | |
| Automatic braking, high-speed or partial | $200 | |||
| Automatic braking, low-speed | $200 | $200 | $200 | |
| Backup collision intervention | $150 | |||
| Blind spot warning system | $200 | $200 | $200 | |
| Cross-traffic warning, rear | $100 | $100 | $100 | |
| Following distance indicator | $25 | $25 | $25 | |
| Forward collision warning | $200 | $200 | $200 | |
| Hands-free driving on limited-access highways | $1000 | |||
| Knee airbag, driver | $75 | $75 | $75 | |
| Knee airbag, passenger | $75 | $75 | $75 | |
| Lane departure warning | $200 | $200 | $200 | |
| Lane keeping assist | $400 | $400 | $400 | |
| Night vision | $1750 | |||
| Obstacle detection, front | $150 | $150 | $150 | |
| Pedestrian detection | $50 | $50 | $50 | |
| Radar- or camera-based collision preparation system | $0 | $0 | $0 | |
| Safety key | $5 | $5 | $5 | |
| Surround view video recorder | $50 | $50 | $50 | |
| Vehicle health reports | $0 | $0 | $0 | |
| Cargo Management | ||||
| Cargo net | $40 | $40 | ||
| Ski sack | $50 | |||
| Climate Control | ||||
| Heated windshield washer nozzles | $15 | |||
| Ionizing air filtration | $50 | |||
| Rear air vents | $100 | $100 | ||
| Rear air vents with automatic controls | $250 | |||
| Rear dual-zone climate control | $125 | |||
| Engine / Motor | ||||
| Automatic start / stop | $150 | $150 | $150 | |
| Exterior | ||||
| Active grille shutters | $0 | $0 | $0 | |
| Bodyside moldings | $75 | |||
| Laminated front side windows | $200 | $200 | $200 | |
| Panoramic sunroof | $1200 | $1200 | $1200 | |
| Sunroof | $900 | |||
| Infotainment | ||||
| 4G LTE connectivity | $0 | $0 | $0 | |
| Android Auto support | $100 | $100 | $100 | |
| App support | $0 | $0 | $0 | |
| Apple CarPlay support | $100 | $100 | $100 | |
| Aux input | $50 | $50 | $50 | |
| Bluetooth audio streaming | $25 | $25 | $25 | |
| CD changer, remote | $200 | |||
| CD player, remote | $100 | $100 | ||
| Entertainment system with dual headrest screens | $1200 | |||
| HD radio | $50 | $50 | $50 | |
| HDMI port | $25 | |||
| MP3-compatible player | $50 | $50 | ||
| SMS text-to-speech reader | $25 | $25 | $25 | |
| Streaming video device | $30 | |||
| Streaming video support | $25 | |||
| Surround sound | $250 | $250 | $250 | |
| Telematics service, such as OnStar, with navigation | $225 | $225 | $225 | |
| Traffic information | $25 | $25 | $25 | |
| Voice control for external devices | $0 | $0 | $0 | |
| Voice control for nav and audio | $100 | $100 | $100 | |
| Wi-Fi hotspot | $50 | $50 | $50 | |
| Wireless charging station | $75 | $75 | $75 | |
| Instruments, Lights, and Mirrors | ||||
| Approach detection | $25 | $25 | $25 | |
| Auto-dimming headlights | $200 | $200 | $200 | |
| Auto-dimming passenger-side mirror | $75 | |||
| Compass | $0 | |||
| Cornering lights | $50 | $50 | $50 | |
| Fog light, rear | $100 | |||
| Fog lights | $125 | |||
| Head-up display (HUD) | $350 | $350 | ||
| Headlight washers | $50 | |||
| Large color reconfigurable instrument cluster display | $250 | $250 | ||
| LED headlights | $1000 | $1000 | $1000 | |
| Rear camera mirror | $200 | $200 | $200 | |
| Steering-linked headlights | $150 | |||
| Xenon HID headlights | $500 | |||
| Seats and Interior Trim | ||||
| Carbon fiber trim | $200 | $200 | $200 | |
| Cooled or ventilated front seats | $300 | $300 | $300 | |
| Cooled or ventilated second row seats | $200 | |||
| Folding second row seats | $300 | |||
| Illuminated door sill trim plates | $200 | $200 | $200 | |
| Manual thigh support length adjuster, driver seat | $50 | |||
| Massage, driver seat | $100 | |||
| Massage, passenger seat | $100 | |||
| Massage, second row seats | $150 | |||
| Memory system, passenger seat | $150 | $150 | $150 | |
| Power 4-way lumbar adjuster, second row seats | $225 | |||
| Power recliner, second row seats | $150 | |||
| Power thigh support length adjuster, driver seat | $100 | |||
| Power thigh support length adjuster, passenger seat | $100 | |||
| Power tilt adjuster, second row seats | $150 | |||
| Power upper seatback recliner, driver seat | $100 | |||
| Power upper seatback recliner, passenger seat | $100 | |||
| Upholstered instrument panel | $300 | $300 | ||
| Upholstered instrument panel, leather | $1000 | |||
| Wood trim | $300 | |||
| Suspension, Wheels, and Tires | ||||
| Adaptive dampers - electrical | $500 | |||
| Rear wheel steering | $1500 | |||
| Ultra-sport suspension (upgrade) | $0 | |||
| Transmission | ||||
| Steering-wheel-mounted transmission controls | $100 | $100 | $100 | |
| Total Value of Features | $13,030 | $13,630 | $23,200 | $5,080 |
| Value of Feature Adjustments | $7,950 | $8,550 | $18,120 | $0 |
| Value of Feature Adjustments | -7,532 | -8,119 | -17,217 | 0 |
Specifications Comparison: Cadillac CT6 vs. Audi A4 / S4
| Model Year | 2018 | 2006 |
| Model | CT6 | A4 / S4 |
| Body | 4dr Sedan | 4dr Sedan |
| Wheelbase | 122.4 in | 104.3 in |
| Length | 204.0 in | 180.6 in |
| Width | 74.0 in | 69.8 in |
| Height | 57.9 in | 56.2 in |
| Curb Weight | 4,085 lb. | 3,825 lb. |
| Fuel Capacity | 19.5 gal. | 16.6 gal. |
| Row 1 Headroom | 40.1 in | 38.4 in |
| Row 1 Shoulder Room | 58.3 in | 55.1 in |
| Row 1 Hip Room | 55.8 in | 0.0 in |
| Row 1 Legroom | 42.3 in | 41.3 in |
| Row 2 Headroom | 38.0 in | 37.2 in |
| Row 2 Shoulder Room | 56.1 in | 53.4 in |
| Row 2 Hip Room | 53.4 in | 0.0 in |
| Row 2 Legroom | 40.4 in | 34.3 in |
| Cargo Volume | 15.3 ft3 | 13.4 ft3 |
Option Package Details
Cadillac CT6 Luxury
| Enhanced Vision and Comfort Package | ||
| Feature | Value | Requested? |
| Heated second row seats | 200 | Yes |
| Cooled or ventilated front seats | 300 | No |
| Panoramic sunroof | 1200 | No |
| Rear camera mirror | 200 | No |
| Total Requested | 200 | 11% |
| Total Not Requested | 1700 | 89% |
Option Package Details
Audi A4 / S4 S4
| Bose, 215W, 10 speakers (with subwoofer) | ||
| Feature | Value | Requested? |
| Bose, 215W, 10 speakers (with subwoofer) | 350 | No |
| Satellite radio | 200 | Yes |
| Total Requested | 200 | 36% |
| Total Not Requested | 350 | 64% |
| Navigation system | ||
| Feature | Value | Requested? |
| Navigation system | 600 | Yes |
| CD changer, remote | -125 | No |
| Total Requested | 600 | 126% |
| Total Not Requested | -125 | -26% |
| Cold Weather Package | ||
| Feature | Value | Requested? |
| Heated second row seats | 200 | Yes |
| Rear seat pass-through | 100 | Yes |
| Ski sack | 50 | No |
| Total Requested | 300 | 86% |
| Total Not Requested | 50 | 14% |
| Premium Package | ||
| Feature | Value | Requested? |
| Heated front seats | 200 | Yes |
| Sunroof | 900 | Yes |
| Universal garage door opener | 100 | Yes |
| Rain-sensing wipers | 100 | Yes |
| Automatic headlights | 125 | Yes |
| Steering-linked headlights | 150 | No |
| Alloy wheels, optional design | 0 | No |
| Memory system, driver seat | 200 | Yes |
| Auto-dimming rearview mirror | 150 | Yes |
| Auto-dimming driver-side mirror | 75 | Yes |
| Compass | 0 | No |
| Power-folding mirrors | 50 | Yes |
| Auto-dimming passenger-side mirror | 75 | No |
| Total Requested | 1900 | 89% |
| Total Not Requested | 225 | 11% |
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See TrueDelta's information for all Sedans
See TrueDelta's information for all Cadillac models.
