Used 2025 BMW 8 Series 840i Xdrive Convertible 2D
Pricing
Sign Up for Pricing Updates
Stay up to date by tracking the KBB.com Fair Purchase Price.
Values and Prices
Fair Purchase Price is determined by collecting thousands of actual consumer vehicle purchase prices, plus data from national vehicle registration databases and several other reliable third-party sources.
Estimated Values
Condition | Trade-In Value | Private Party Value | ||
|---|---|---|---|---|
Excellent | $70,330 | $73,780 | ||
Very Good | $69,130 | $72,580 | ||
Good | $67,830 | $71,180 | ||
Fair | $64,530 | $67,780 |
Estimated Trade-In Values for the 2025 BMW 8 Series 840i xDrive Convertible 2D range from about $64,530 to $70,330 depending on vehicle condition. Estimated Private Party Values range from about $67,780 to $73,780 depending on vehicle condition. Valid for ZIP Code 43085 through 3/13/2026.
2025 BMW 8 Series 840i xDrive Convertible 2D Depreciation
Login or create a new account to see your vehicle depreciation forecast data.
2025 BMW 8 Series 840i Xdrive Convertible 2D Annual Depreciation
Year | Vehicle Depreciation* | Resale Value | Trade-In Value | ||
|---|---|---|---|---|---|
2025 | - | $105,575 | $105,575 | ||
Now | $35,575 | $70,000 | $66,700 |
Unlock Forecast
2-Year Forecasted Depreciation
*Depreciation for the last 12 months of the private party resale value.
2025 BMW 8 Series 840i Xdrive Convertible 2D Depreciation
Annual Depreciation is an estimation of what your vehicle's value might be over time based on an average of similar vehicles. Estimations are calculated by comparing Kelley Blue Book Private Party Values of vehicles similar to yours over time, as well as forecasts from Manheim Auction data comparing current and projected auction values against current Kelley Blue Book Private Party and Trade-In Values. This is not a guarantee of actual depreciation. Local weather conditions, market factors and driver performance will also impact your vehicle's actual depreciation.
Already Own This Car?
Calculate Your Budget With These KBB.com Tools
Specifications
Dimensions, Weights & Capacities
Curb Weight | 4266 lbs. | ||
|---|---|---|---|
Fuel Capacity | 18.0 gallons | ||
Front Head Room | 38.9 inches | ||
Front Leg Room | 42.1 inches | ||
Max Seating Capacity | 5 | ||
Overall Length | 191.2 inches | ||
Front Shoulder Room | 57.2 inches | ||
Trunk or Cargo Capacity | 12.4 cu.ft. | ||
Turning Diameter | 39.0 feet | ||
Wheel Base | 111.1 inches | ||
Width with mirrors | 84.1 inches |
Exterior
Alloy Wheels | Available | ||
|---|---|---|---|
Number of Doors | 2 doors | ||
Power Folding Exterior Mirrors | Available | ||
Power Retractable Top | Available | ||
LED Headlights | Available |
Fuel Economy
City | 21 mpg | ||
|---|---|---|---|
Highway | 29 mpg | ||
Combined | 24 mpg |
Mechanical
Drivetrain | AWD | ||
|---|---|---|---|
Transmission Type | Automatic | ||
8 speed | Available | ||
Recommended Fuel | Premium | ||
Parking Assist System | Available |
Performance
Horsepower | 335 @ 5000 RPM | ||
|---|---|---|---|
Torque | 369 @ 1600 rpm | ||
Engine | 6-Cyl, Turbo, 3.0 Liter | ||
0 to 60 | 4.6 seconds | ||
Top Speed | 155 mph |
Warranty
Basic | 4 years / 50000 miles | ||
|---|---|---|---|
Powertrain | 4 years / 50000 miles | ||
Corrosion | 12 years / Unlimited miles |
2025 BMW 8 Series 840i xDrive Convertible 2D Standard Features
2025 BMW 8 Series
KBB.com Review
Kbb.com Expert Rating
BMW driving talents. Choice of great engines. Lavish cabins.
On the heavy side.
2025 BMW 8 Series
KBB.com Consumer Reviews
Consumer Rating
2025 BMW 8 Series 840i xDrive Convertible 2D Safety
Safety Features & Technology
Compare to Similar Vehicles
 Used 2025 BMW 8 Series 840i xDrive Convertible 2D |  Used 2025 Mercedes-Benz CLE |  New 2026 BMW 8 Series |  Used 2025 Mercedes-Benz Mercedes-AMG CLE | ||
|---|---|---|---|---|---|
| Price | $73,400 | $64,400 | $101,675 | $82,900 | |
| KBB.com Rating | 4.1 | 4.3 | 4.1 | 4.3 | |
| Consumer Rating | 4.8 | N/A | 4.8 | N/A | |
| Fuel Economy | City 21/Hwy 29/Comb 24 MPG | City 23/Hwy 32/Comb 26 MPG | City 21/Hwy 29/Comb 24 MPG | City 19/Hwy 26/Comb 22 MPG | |
| Fuel Type | Gas | N/A | Gas | N/A | |
5 Year Cost To Own 5-Year Cost to Own includes out of pocket expenses like fuel and insurance, plus the car’s loss in value over time (depreciation). | N/A | N/A | $125,817 | N/A | |
| Seating Capacity | 5 | 4 | 5 | 4 | |
| Basic Warranty | 4 years or 50000 miles | 4 years or 50000 miles | 4 years or 50000 miles | 4 years or 50000 miles | |
| Horsepower | 335 @ 5000 RPM | 375 @ 5800 RPM | 335 @ 5000 RPM | 443 @ 5800 RPM | |
| Engine | 6-Cyl, Turbo, 3.0 Liter | 6-Cyl, Turbo, 3.0 Liter | 6-Cyl, Turbo, 3.0 Liter | 6-Cyl, MHEV, Turbo, 3.0 Liter | |
| Drivetrain | AWD | AWD | RWD | AWD |