Herb Chambers BMW of Boston
2025 BMW 8 Series Gran Coupe
Now available at Herb Chambers BMW of Boston in Boston, MA
- Starting MSRP$91,700
- Horsepower335–523 hp
- EPA MPG17–21 city / 24–29 hwy
- DrivetrainRear Wheel Drive / All Wheel Drive

The 2025 BMW 8 Series Gran Coupe brings luxury sedan proportions, strong engine choices, and available all-wheel drive to Herb Chambers BMW of Boston in Boston, MA. This page covers the model’s trim range, performance, efficiency, dimensions, drivetrain choices, and key differences from other BMW models in the same size class. Shoppers can review current opportunities through the dealership’s live inventory, consider financing and trade-in tools, and arrange service support locally. With a starting MSRP of $91,700 and power ranging from 335 to 523 horsepower across three trims, the 8 Series Gran Coupe offers distinct configurations for drivers who prioritize balanced touring or sharper acceleration.
- Starting MSRP
- $91,700
- Horsepower
- 335–523 hp
- EPA MPG
- 17–21 city / 24–29 hwy
- Drivetrain
- Rear Wheel Drive / All Wheel Drive
- Fuel
- Premium Unleaded (Recommended) / Premium Unleaded (Required)
- Body Style
- Sedan
How the 2025 BMW 8 Series Gran Coupe Compares With BMW’s Lineup
Pricing, power, efficiency, and drivetrain choices vary across BMW’s luxury and performance sedans. The 2025 BMW 8 Series Gran Coupe starts at $91,700; MSRP excludes tax, title, registration and dealer fees.
| Spec | 2025 BMW 8 Series Gran Coupe | 2025 BMW 7 Series | 2025 BMW i7 | 2025 BMW M3 |
|---|---|---|---|---|
| Starting MSRP | $91,700 | $97,300 | $105,700 | $76,700 |
| Horsepower | 335–523 hp | 375–536 hp | — | 473–523 hp |
| EPA economy | 17–21 city / 24–29 hwy MPG | 18–25 city / 25–31 hwy MPG | 79–88 city / 83–93 hwy MPGe | 16 city / 23 hwy MPG |
| Drivetrain | Rear Wheel Drive / All Wheel Drive | Rear Wheel Drive / All Wheel Drive | Rear Wheel Drive / All Wheel Drive | Rear Wheel Drive / All Wheel Drive |
| Fuel | Premium Unleaded (Recommended) / Premium Unleaded (Required) | Premium Unleaded (Required) | Electric | Premium Unleaded (Required) |
Manufacturer figures for the model year shown; a range spans that model's trims. Starting MSRP excludes tax, title, registration, and dealer fees.
Compared with the 2025 BMW 7 Series, the 8 Series Gran Coupe starts at $91,700 versus $97,300 and produces 335–523 horsepower versus 375–536 horsepower. The 7 Series offers 18–25 city and 25–31 highway MPG, while the 8 Series Gran Coupe offers 17–21 city and 24–29 highway MPG; the 7 Series may suit buyers seeking a larger luxury-sedan alternative with seating for 5.
Compared with the electric 2025 BMW i7, the 8 Series Gran Coupe uses premium unleaded fuel and offers 335–523 horsepower, while the i7 uses electric power and provides 79–88 city and 83–93 highway MPGe with 285–314 miles of electric range. The 8 Series Gran Coupe may suit drivers who prefer gasoline power, while the i7 may appeal to shoppers focused on electric driving.
Compared with the 2025 BMW M3, the 8 Series Gran Coupe starts at $91,700 versus $76,700 and offers 335–523 horsepower compared with 473–523 horsepower. Both models offer rear-wheel drive or all-wheel drive, while the M3’s 16 city and 23 highway MPG figures may suit buyers prioritizing performance-focused compact sedan pricing over the 8 Series Gran Coupe’s larger luxury-sedan format.
Specifications and Configuration
The 2025 BMW 8 Series Gran Coupe is a four-door sedan with an automatic transmission and an 8-speed transmission. Across its trims, engine displacement ranges from 2,998 to 4,395 cc, engine size spans 3.0 to 4.4 liters, and torque ranges from 369 to 553 lb-ft.
The 840i uses a 3.0-liter inline six-cylinder engine, rear-wheel drive, 335 horsepower, and 369 lb-ft of torque. The 840i xDrive retains the 3.0-liter inline six-cylinder configuration while adding all-wheel drive. The M850i xDrive uses a 4.4-liter V8, all-wheel drive, 523 horsepower, and 553 lb-ft of torque.
Model-wide dimensions include a 200.3-inch length, 76.1-inch width, 55.4-inch height, and 119-inch wheelbase. Cargo capacity behind the rear seats is 15.5 cubic feet, fuel capacity is 18 gallons, curb weight ranges from 4,180 to 4,696 pounds, and the width with mirrors is 84.1 inches.
Buying a 2025 BMW 8 Series Gran Coupe in Boston
Herb Chambers BMW of Boston serves Boston-area shoppers at 1168 Commonwealth Avenue, Boston, MA 02134. The dealership receives vehicles on a rolling basis, so the most useful way to check current opportunities is to search inventory.
Online shopping tools can also support the purchase process before a visit. Shoppers can explore financing options, value a current vehicle through trade-in tools, and contact Herb Chambers BMW of Boston at (617) 271-2376 for assistance.
What to Weigh Before Buying
Trim selection establishes the character of the 8 Series Gran Coupe. The 840i emphasizes rear-wheel-drive touring with 21 city and 29 highway MPG, while the 840i xDrive pairs the same 335-horsepower inline engine with all-wheel drive and a 4.6-second 0–60 time.
The M850i xDrive shifts the focus toward acceleration and output, with a 3.7-second 0–60 time, 523 horsepower, and 553 lb-ft of torque. Its premium unleaded fuel is required, compared with premium unleaded recommended for the 840i and 840i xDrive.
Ownership planning can include scheduled maintenance and genuine BMW parts support through the dealership. Herb Chambers BMW of Boston provides local BMW service, a service scheduler, and parts specials.