| 1 | 0 | 3 | 4 | 3 | 4 |
Cadillac STS vs. Buick Regal 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 STS vs. Buick Regal Invoice Comparison
Lowest Total Price: $37,135 Buick Regal GS | |||
| Difference: $21,845 | |||
Lowest Total Invoice: $35,581 Buick Regal GS | |||
| Difference: $18,009 | |||
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| Model Year | 2006 | 2006 | 2017 |
| Model | STS | STS | Regal |
| Trim | V8 | STS-V | GS |
| Body | 4dr Sedan | 4dr Sedan | 4dr Sedan |
| Base Price | $47,520 | $73,070 | $34,115 |
| Base Invoice | $43,956 | $67,704 | $32,750 |
| Preferred Equipment Group 1SF | 10,740 | ||
| Sunroof | 1,200 | 1,000 | |
| 255/35ZR20 | 700 | ||
| Metallic paint (extra cost) | 395 | ||
| Preferred Equipment Group 1SF | 8,914 | ||
| Sunroof | 996 | 910 | |
| 255/35ZR20 | 637 | ||
| Metallic paint (extra cost) | 359 | ||
| Options (change) | 10,740 | 1,200 | 2,095 |
| Options (change) | 8,914 | 996 | 1,906 |
| Destination | 720 | 720 | 925 |
| Gas Tax | 0 | 2,100 | 0 |
| Total Price | $58,980 | $77,090 | $37,135 |
| Total Invoice | $53,590 | $71,520 | $35,581 |
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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 STS dealer quotes or Buick Regal 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. Buick Regal
| Lowest Adjusted Price and Invoice: Buick Regal GS | |||
| TrueDelta Adjusted Price Difference: $21,345 | |||
| TrueDelta Adjusted Invoice Difference: $17,555 | |||
| Model Year | 2006 | 2006 | 2017 |
| Model | STS | STS | Regal |
| Trim | V8 | STS-V | GS |
| Body | 4dr Sedan | 4dr Sedan | 4dr Sedan |
| Engine | 320hp V8 | 469hp V8 | 259hp I4 |
| Transmission | T5 | T6 | T6 |
| Drivetrain | RWD | RWD | FWD |
| EPA Fuel Economy (city/highway) | / MPG | / MPG | / MPG |
| Audio (watts, speakers) | 300, 15 | 300, 15 | ?, 9 |
| Tire (rear if not all the same) | 235/50-17 | 255/45-18 | 255/35-20 |
| Total Price | $58,980 | $77,090 | $37,135 |
| Adjustments for Features | -500 | -965 | 0 |
| Feature-Adjusted Total Price | $58,480 | $76,125 | $37,135 |
| Cost Above Minimum | $0 | $17,645 | $0 |
| Total Invoice | $53,590 | $71,520 | $35,581 |
| Adjustments for Features | -454 | -895 | 0 |
| Feature-Adjusted Total Invoice | $53,136 | $70,625 | $35,581 |
| Cost Above Minimum | $0 | $17,489 | $0 |
Features Comparison: Cadillac STS vs. Buick Regal
| Model Year | 2006 | 2006 | 2017 |
| Model | STS | STS | Regal |
| Trim | V8 | STS-V | GS |
| Body | 4dr Sedan | 4dr Sedan | 4dr Sedan |
| Transmission and Drivetrain | |||
| 5-speed manually-shiftable automatic | $1000 | ||
| 6-speed manually-shiftable automatic | $1100 | $1100 | |
| RWD | $0 | $0 | |
| FWD | $0 | ||
| Accessories | |||
| AC power outlet | $100 | ||
| Remote app | $25 | ||
| Tilt/telescoping steering wheel, manual | $250 | ||
| Tilt/telescoping steering wheel, power | $350 | $350 | |
| Brakes, Airbags, and Other Safety | |||
| Obstacle detection, front | $150 | ||
| Rear side airbags | $300 | ||
| Rearview camera | $200 | ||
| Rollover sensor | $50 | ||
| Tires, run-flat | $150 | ||
| Vehicle health reports | $0 | ||
| Climate Control | |||
| Heated windshield washer nozzles | $15 | ||
| Rain-sensing wipers | $175 | $175 | |
| Rear air vents | $100 | ||
| Rear air vents with manual controls | $150 | $150 | |
| Variable intermittent wipers | $75 | ||
| Drivetrain | |||
| Limited-slip rear differential | $300 | $300 | |
| Exterior | |||
| Active grille shutters | $0 | ||
| Body kit | $0 | ||
| Laminated front side windows | $200 | $200 | |
| Infotainment | |||
| 4G LTE connectivity | $0 | ||
| Android Auto support | $100 | ||
| App support | $0 | ||
| Apple CarPlay support | $100 | ||
| Aux input | $50 | ||
| Bluetooth audio streaming | $25 | ||
| CD changer, in-dash | $325 | $325 | |
| CD player | $125 | ||
| DVD-compatible player | $0 | $0 | |
| MP3-compatible player | $50 | ||
| Satellite radio | $200 | ||
| SMS text-to-speech reader | $25 | ||
| Surround sound | $250 | $250 | |
| Telematics service, such as OnStar | $200 | $200 | |
| Telematics service, such as OnStar, with navigation | $225 | ||
| Voice control for external devices | $0 | ||
| Wi-Fi hotspot | $50 | ||
| Instruments, Lights, and Mirrors | |||
| Auto-dimming driver-side mirror | $75 | $75 | |
| Auto-dimming headlights | $200 | $200 | |
| Compass | $0 | ||
| Fog lights | $125 | $125 | |
| Headlight washers | $50 | $50 | |
| Large color reconfigurable instrument cluster display | $250 | ||
| Performance meter | $150 | ||
| Seats and Interior Trim | |||
| Cooled or ventilated front seats | $300 | ||
| Folding second row seats | $300 | ||
| Heated second row seats | $200 | $200 | |
| Leather-wrapped steering wheel | $150 | $150 | |
| Memory system, driver seat | $200 | $200 | |
| Power 4-way lumbar adjuster, driver seat | $150 | $150 | |
| Power 4-way lumbar adjuster, passenger seat | $150 | $150 | |
| Power lumbar adjuster, driver seat | $100 | ||
| Power lumbar adjuster, passenger seat | $100 | ||
| Synthetic suede inserts in leather seating surfaces | $0 | ||
| Upholstered instrument panel, leather | $1000 | ||
| Wood trim | $300 | $300 | |
| Wood/leather-wrapped steering wheel | $150 | ||
| Suspension, Wheels, and Tires | |||
| Adaptive dampers - electrical | $500 | $500 | |
| Auto-leveling rear shocks | $200 | $200 | |
| Electronic systems calibration selector | $200 | ||
| Performance steering system (optional) | $0 | ||
| Total Value of Features | $5,550 | $6,015 | $5,050 |
| Value of Feature Adjustments | $500 | $965 | $0 |
| Value of Feature Adjustments | -454 | -895 | 0 |
Specifications Comparison: Cadillac STS vs. Buick Regal
| Model Year | 2006 | 2017 |
| Model | STS | Regal |
| Body | 4dr Sedan | 4dr Sedan |
| Wheelbase | 116.4 in | 107.8 in |
| Length | 196.3 in | 190.2 in |
| Width | 72.6 in | 73.1 in |
| Height | 57.6 in | 58.4 in |
| Curb Weight | 3,961 lb. | 3,693 lb. |
| Fuel Capacity | 17.0 gal. | 18.0 gal. |
| Row 1 Headroom | 38.7 in | 38.8 in |
| Row 1 Shoulder Room | 58.6 in | 56.7 in |
| Row 1 Hip Room | 54.6 in | 55.4 in |
| Row 1 Legroom | 42.6 in | 42.1 in |
| Row 2 Headroom | 37.9 in | 36.8 in |
| Row 2 Shoulder Room | 57.4 in | 54.4 in |
| Row 2 Hip Room | 55.6 in | 52.3 in |
| Row 2 Legroom | 38.3 in | 37.3 in |
| Cargo Volume | 13.8 ft3 | 14.2 ft3 |
Option Package Details
Cadillac STS V8
| Preferred Equipment Group 1SF | ||
| Feature | Value | Requested? |
| Sport suspension (upgrade) | 250 | Yes |
| Adaptive shocks - electrical | 500 | Yes |
| Cooled or ventilated front seats | 300 | No |
| Sunroof | 900 | Yes |
| Limited-slip rear differential | 300 | No |
| Rain-sensing wipers | 100 | No |
| Xenon HID headlights | 500 | Yes |
| Rear spoiler | 200 | Yes |
| Wood/leather-wrapped steering wheel | 0 | No |
| Bluetooth cell phone link | 100 | Yes |
| Headlight washers | 50 | No |
| 235/50VR17 tires | 200 | No |
| 255/45VR17 tires | 200 | No |
| Auto-dimming headlights | 200 | No |
| Navigation system | 600 | Yes |
| Heated second row seats | 200 | No |
| Universal garage door opener | 100 | Yes |
| Heated steering wheel | 100 | Yes |
| Interior air filter | 0 | Yes |
| Cargo net | 40 | Yes |
| Surround sound | 250 | No |
| DVD-compatible player | 0 | No |
| Voice control for nav and audio | 100 | Yes |
| Rear air vents with manual controls | 50 | No |
| Bose, 300W, 15 speakers (with subwoofer) | 350 | No |
| Wood trim | 300 | No |
| Heated front seats | 200 | Yes |
| CD changer, in-dash | 200 | No |
| Power 4-way lumbar adjuster, driver seat | 150 | No |
| Power 4-way lumbar adjuster, passenger seat | 150 | No |
| Memory system, driver seat | 200 | No |
| Polished alloy wheels | 0 | Yes |
| Total Requested | 3590 | 53% |
| Total Not Requested | 3200 | 47% |
Option Package Details
Buick Regal GS
| 255/35ZR20 tires | ||
| Feature | Value | Requested? |
| 255/35ZR20 tires | 400 | No |
| Polished alloy wheels | 350 | Yes |
| Total Requested | 350 | 47% |
| Total Not Requested | 400 | 53% |
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See TrueDelta's information for all Sedans
See TrueDelta's information for all Cadillac models.
