| 1 | 0 | 3 | 4 | 3 | 4 |
BMW 6-Series Gran Coupe vs. Buick Cascada 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.
BMW 6-Series Gran Coupe vs. Buick Cascada Invoice Comparison
Lowest Total Price: $37,385 Buick Cascada Premium | ||||||
| Difference: $41,910 | ||||||
Lowest Total Invoice: $35,906 Buick Cascada Premium | ||||||
| Difference: $37,804 | ||||||
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| Model Year | 2015 | 2015 | 2015 | 2015 | 2018 | 2018 |
| Model | 6-Series Gran Coupe | 6-Series Gran Coupe | 6-Series Gran Coupe | 6-Series Gran Coupe | Cascada | Cascada |
| Trim | 640i | 650i | ALPINA B6 | M6 | Premium | Sport Touring |
| Body | 4dr Sedan | 4dr Sedan | 4dr Sedan | 4dr Sedan | 2dr Convertible | 2dr Convertible |
| Base Price | $78,300 | $89,600 | $117,300 | $115,700 | $36,065 | $37,065 |
| Base Invoice | $72,715 | $83,110 | $108,595 | $107,125 | $34,622 | $35,582 |
| Wood trim | 0 | |||||
| Metallic paint (extra cost) | 395 | |||||
| Wood trim | 0 | |||||
| Metallic paint (extra cost) | 359 | |||||
| Options (change) | 0 | 0 | 0 | 0 | 395 | 0 |
| Options (change) | 0 | 0 | 0 | 0 | 359 | 0 |
| Destination | 995 | 995 | 995 | 995 | 925 | 925 |
| Gas Tax | 0 | 0 | 0 | 1,300 | 0 | 0 |
| Total Price | $79,295 | $90,595 | $118,295 | $117,995 | $37,385 | $37,990 |
| Total Invoice | $73,710 | $84,105 | $109,590 | $109,420 | $35,906 | $36,507 |
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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 BMW 6-Series Gran Coupe dealer quotes or Buick Cascada 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 6-Series Gran Coupe vs. Buick Cascada
| Lowest Adjusted Price and Invoice: Buick Cascada Premium | ||||||
| TrueDelta Adjusted Price Difference: $42,450 | ||||||
| TrueDelta Adjusted Invoice Difference: $38,323 | ||||||
| Model Year | 2015 | 2015 | 2015 | 2015 | 2018 | 2018 |
| Model | 6-Series Gran Coupe | 6-Series Gran Coupe | 6-Series Gran Coupe | 6-Series Gran Coupe | Cascada | Cascada |
| Trim | 640i | 650i | ALPINA B6 | M6 | Premium | Sport Touring |
| Body | 4dr Sedan | 4dr Sedan | 4dr Sedan | 4dr Sedan | 2dr Convertible | 2dr Convertible |
| Engine | 315hp I6 | 445hp V8 | 540hp V8 | 560hp V8 | 200hp I4 | 200hp I4 |
| Transmission | T8 | T8 | T8 | S7 | T6 | T6 |
| Drivetrain | RWD | RWD | AWD | RWD | FWD | FWD |
| EPA Fuel Economy (city/highway) | / MPG | / MPG | / MPG | / MPG | / MPG | / MPG |
| Audio (watts, speakers) | 205, 9 | 205, 9 | 205, 9 | 205, 9 | ?, 7 | ?, 7 |
| Tire (rear if not all the same) | 245/45-18 | 245/40-19 | 255/35-20 | 265/35-20 | 245/40-20 | 245/40-20 |
| Total Price | $79,295 | $90,595 | $118,295 | $117,995 | $37,385 | $37,990 |
| Adjustments for Features | 0 | -1,150 | -4,725 | -2,000 | -540 | -615 |
| Feature-Adjusted Total Price | $79,295 | $89,445 | $113,570 | $115,995 | $36,845 | $37,375 |
| Cost Above Minimum | $0 | $10,150 | $34,275 | $36,700 | $0 | $530 |
| Total Invoice | $73,710 | $84,105 | $109,590 | $109,420 | $35,906 | $36,507 |
| Adjustments for Features | 0 | -1,068 | -4,377 | -1,855 | -519 | -591 |
| Feature-Adjusted Total Invoice | $73,710 | $83,037 | $105,213 | $107,565 | $35,387 | $35,916 |
| Cost Above Minimum | $0 | $9,327 | $31,503 | $33,855 | $0 | $529 |
Features Comparison: BMW 6-Series Gran Coupe vs. Buick Cascada
| Model Year | 2015 | 2015 | 2015 | 2015 | 2018 | 2018 |
| Model | 6-Series Gran Coupe | 6-Series Gran Coupe | 6-Series Gran Coupe | 6-Series Gran Coupe | Cascada | Cascada |
| Trim | 640i | 650i | ALPINA B6 | M6 | Premium | Sport Touring |
| Body | 4dr Sedan | 4dr Sedan | 4dr Sedan | 4dr Sedan | 2dr Convertible | 2dr Convertible |
| Transmission and Drivetrain | ||||||
| 8-speed manually-shiftable automatic | $1300 | $1300 | $1300 | |||
| 7-speed automated manual | $1200 | |||||
| 6-speed manually-shiftable automatic | $1100 | $1100 | ||||
| RWD | $0 | $0 | $0 | |||
| AWD | $1700 | |||||
| FWD | $0 | $0 | ||||
| Accessories | ||||||
| Heated steering wheel | $100 | $100 | ||||
| Power door closers | $300 | $300 | ||||
| Proximity key | $250 | $250 | $250 | $250 | ||
| Remote start | $150 | $150 | ||||
| Remote window/roof operation | $15 | $15 | $15 | $15 | ||
| Tilt/telescoping steering wheel, manual | $250 | $250 | ||||
| Tilt/telescoping steering wheel, power | $350 | $350 | $350 | $350 | ||
| Universal garage door opener | $100 | $100 | $100 | $100 | ||
| Wind blocker | $300 | $300 | ||||
| Brakes, Airbags, and Other Safety | ||||||
| Active or whiplash-reducing head restraints, front seats | $0 | $0 | $0 | $0 | ||
| Auto-raising roll bars / headrests | $500 | $500 | ||||
| Automatic seat belt presenters, front row | $100 | $100 | ||||
| Forward collision warning | $200 | $200 | ||||
| Hill descent control | $250 | |||||
| Lane departure warning | $200 | $200 | ||||
| Side curtain airbags | $350 | $350 | $350 | $350 | ||
| Temporary spare tire | $150 | $150 | ||||
| Tires, run-flat | $150 | $150 | $150 | |||
| Vehicle health reports | $0 | $0 | ||||
| Cargo Management | ||||||
| Cargo mat | $40 | $40 | $40 | $40 | ||
| Rear seat pass-through | $100 | $100 | $100 | $100 | ||
| Second-row low console | $100 | $100 | ||||
| Ski sack | $50 | $50 | $50 | $50 | ||
| Climate Control | ||||||
| Automatic air recirculation | $100 | $100 | $100 | $100 | ||
| Heated windshield washer nozzles | $15 | $15 | $15 | $15 | ||
| Interior air filter | $0 | $0 | $0 | $0 | ||
| Rear air vents with automatic controls | $250 | $250 | ||||
| Rear air vents with manual controls | $150 | $150 | ||||
| Rear dual-zone climate control | $125 | $125 | ||||
| Residual heat | $50 | $50 | $50 | $50 | ||
| Drivetrain | ||||||
| Active rear differential | $500 | |||||
| Engine / Motor | ||||||
| Automatic start / stop | $150 | $150 | $150 | $150 | ||
| Regenerative braking | $0 | $0 | $0 | $0 | ||
| Exterior | ||||||
| Carbon fiber roof | $0 | |||||
| Painted brake calipers (optional) | $0 | |||||
| Power convertible top | $4000 | $4000 | ||||
| Power-venting glass roof panel | $300 | $300 | ||||
| Rear spoiler | $200 | |||||
| Infotainment | ||||||
| 4G LTE connectivity | $0 | $0 | ||||
| Concierge Services - 3 year subscription | $150 | $150 | $150 | |||
| Handwriting recognition | $200 | $200 | $200 | $200 | ||
| HD radio | $50 | $50 | $50 | $50 | ||
| In-vehicle Internet | $150 | $150 | $150 | $150 | ||
| Media drive | $15 | $15 | $15 | $15 | ||
| S Voice support | $0 | $0 | $0 | $0 | ||
| Satellite radio | $200 | $200 | ||||
| Satellite radio - one year subscription | $250 | $250 | $250 | $250 | ||
| SMS text-to-speech reader | $25 | $25 | ||||
| Surround sound | $250 | $250 | $250 | |||
| Telematics service, such as OnStar | $200 | $200 | $200 | $200 | ||
| Telematics service, such as OnStar, with navigation | $225 | $225 | ||||
| Traffic + travel information | $25 | $25 | $25 | $25 | ||
| Traffic information | $25 | $25 | ||||
| Wi-Fi hotspot | $50 | $50 | ||||
| Instruments, Lights, and Mirrors | ||||||
| Auto-dimming driver-side mirror | $75 | $75 | $75 | $75 | ||
| Auto-dimming passenger-side mirror | $75 | $75 | $75 | $75 | ||
| Cornering lights | $50 | $50 | $50 | $50 | ||
| Fog lights | $125 | $125 | $125 | $125 | $125 | |
| Headlight washers | $50 | $50 | $50 | $50 | ||
| Large color reconfigurable instrument cluster display | $250 | $250 | ||||
| Mirror tilt-down in reverse | $25 | $25 | $25 | $25 | ||
| Power-folding mirrors | $50 | $50 | $50 | $50 | ||
| Seats and Interior Trim | ||||||
| Center armrest(s), second row | $50 | $50 | $50 | $50 | ||
| Door sill trim plates | $100 | $100 | $100 | $100 | ||
| Illuminated door sill trim plates | $200 | $200 | ||||
| Leather door panel trim | $250 | $250 | $250 | $250 | ||
| Memory system, driver seat | $200 | $200 | $200 | $200 | ||
| Memory system, passenger seat | $150 | $150 | $150 | |||
| Metal pedals | $75 | |||||
| Power 4-way lumbar adjuster, driver seat | $150 | $150 | $150 | $150 | ||
| Power 4-way lumbar adjuster, passenger seat | $150 | $150 | $150 | $150 | ||
| Power headrest height adjuster, driver seat | $50 | $50 | $50 | $50 | ||
| Power headrest height adjuster, passenger seat | $50 | $50 | $50 | $50 | ||
| Power lumbar adjuster, driver seat | $100 | $100 | ||||
| Power lumbar adjuster, passenger seat | $100 | $100 | ||||
| Power seatback bolsters, driver seat | $100 | $100 | $100 | |||
| Power seatback bolsters, passenger seat | $100 | $100 | $100 | |||
| Power thigh support length adjuster, driver seat | $100 | $100 | $100 | |||
| Power thigh support length adjuster, passenger seat | $100 | $100 | $100 | |||
| Power upper seatback recliner, driver seat | $100 | $100 | $100 | |||
| Power upper seatback recliner, passenger seat | $100 | $100 | $100 | |||
| Synthetic suede headliner | $650 | $650 | ||||
| Upholstered instrument panel | $300 | $300 | $300 | |||
| Upholstered instrument panel, leather | $1000 | |||||
| Wood trim | $300 | $300 | $300 | $300 | ||
| Suspension, Wheels, and Tires | ||||||
| Adaptive dampers - electrical | $500 | $500 | $500 | $500 | ||
| Electronic systems calibration selector | $200 | $200 | $200 | $200 | ||
| Sport suspension (upgrade) | $0 | $0 | ||||
| Transmission | ||||||
| Launch control | $100 | $100 | $100 | $100 | ||
| Steering-wheel-mounted transmission controls | $100 | $100 | $100 | $100 | ||
| Total Value of Features | $7,560 | $8,710 | $12,285 | $9,560 | $8,100 | $8,175 |
| Value of Feature Adjustments | $0 | $1,150 | $4,725 | $2,000 | $540 | $615 |
| Value of Feature Adjustments | 0 | -1,068 | -4,377 | -1,855 | -519 | -591 |
Specifications Comparison: BMW 6-Series Gran Coupe vs. Buick Cascada
| Model Year | 2015 | 2018 |
| Model | 6-Series Gran Coupe | Cascada |
| Body | 4dr Sedan | 2dr Convertible |
| Wheelbase | 116.9 in | 106.1 in |
| Length | 197.2 in | 184.9 in |
| Width | 74.6 in | 72.4 in |
| Height | 54.8 in | 56.8 in |
| Curb Weight | 4,192 lb. | 3,980 lb. |
| Fuel Capacity | 18.5 gal. | 14.3 gal. |
| Row 1 Headroom | 40.6 in | 37.8 in |
| Row 1 Shoulder Room | 56.7 in | 54.6 in |
| Row 1 Legroom | 42.1 in | 42.2 in |
| Row 2 Headroom | 37.0 in | 36.1 in |
| Row 2 Shoulder Room | 54.6 in | 45.8 in |
| Row 2 Legroom | 35.3 in | 32.8 in |
| Cargo Volume | 16.2 ft3 | 13.4 ft3 |
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See TrueDelta's information for all Sedans
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