Compare 2021 BMW 8-Series vs 2021 Mercedes-Benz CLS Class vs 2021 Porsche Panamera

2021 BMW 8-Series
X
2021 Mercedes-Benz CLS Class
X
2021 Porsche Panamera
X
Select style
840i Convertible
Style MPG City MPG Hwy Invoice MSRP
8 Series 840i Convertible 22 29 $91,080 $97,400
8 Series 840i Coupe 23 30 $82,340 $88,000
8 Series 840i Gran Coupe 22 29 $79,550 $85,000
8 Series 840i xDrive Convertible 20 27 $93,780 $100,300
8 Series 840i xDrive Coupe 20 27 $85,035 $90,900
8 Series 840i xDrive Gran Coupe 20 27 $82,245 $87,900
8 Series M850i xDrive Convertible 17 24 $113,400 $121,400
8 Series M850i xDrive Coupe 17 25 $104,565 $111,900
8 Series M850i xDrive Gran Coupe 17 24 $101,775 $108,900
M8 Gran Coupe 15 21 $121,400 $130,000
AMG CLS 53 4MATIC+ Coupe
Select style
4 AWD
Style MPG City MPG Hwy Invoice MSRP
Panamera 4 AWD 18 24 N/A $91,800
Panamera 4 E-Hybrid AWD N/A N/A N/A $103,800
Panamera 4 E-Hybrid Executive AWD N/A N/A N/A $108,300
Panamera 4 E-Hybrid Sport Turismo AWD N/A N/A N/A $107,800
Panamera 4 Executive AWD 17 23 N/A $98,500
Panamera 4 Sport Turismo AWD 18 23 N/A $98,000
Panamera 4S AWD 18 24 N/A $105,000
Panamera 4S E-Hybrid AWD N/A N/A N/A $113,300
Panamera 4S E-Hybrid Executive AWD N/A N/A N/A $124,600
Panamera 4S E-Hybrid Sport Turismo AWD N/A N/A N/A $117,300
Panamera 4S Executive AWD 17 23 N/A $116,300
Panamera 4S Sport Turismo AWD 17 23 N/A $111,200
Panamera GTS AWD 15 21 N/A $129,300
Panamera GTS Sport Turismo AWD 15 20 N/A $135,500
Panamera RWD 18 24 N/A $87,200
Panamera Turbo S AWD 15 21 N/A $177,700
Panamera Turbo S E-Hybrid AWD N/A N/A N/A $187,700
Panamera Turbo S E-Hybrid Executive AWD N/A N/A N/A $198,100
Panamera Turbo S E-Hybrid Sport Turismo AWD N/A N/A N/A $191,700
Panamera Turbo S Executive AWD 15 21 N/A $188,100
Panamera Turbo S Sport Turismo AWD 15 21 N/A $181,700

Pricing

Invoice Price

$91,080
$76,657
Coming Soon

Manufacturer Suggested Retail Price

$97,400
$81,550
$91,800

Monthly Payment Estimate

$1623 / month
$1359 / month
$1530 / month

The Car Connection's Take

TCC Rating

7.0
7.2
7.4

TCC’s Bottom Line

The 2021 BMW 8-Series is a gorgeous statement piece that strikes an enviable balance between performance and usability. The 2021 Mercedes-Benz CLS-Class delivers power and performance to go with its elegance. The 2021 Porsche Panamera is one of the finest cars money can buy, as it should be for the prices its maker charges.

TCC Likes

TCC Dislikes

Fuel Economy

City

22 mpg 21 mpg 18 mpg

Highway

29 mpg 26 mpg 24 mpg

Vehicle

EPA Classification

Subcompact Cars Compact Cars Large Cars

Interior Dimensions

Front Head Room (in)

38.9 36.9 -

Front Shoulder Room (in)

57.2 57.8 -

Second Leg Room (in)

29.5 35 -

Passenger Capacity

4 5 4

Front Leg Room (in)

42.1 41.9 -

Second Head Room (in)

34.7 35.9 -

Second Shoulder Room (in)

45.7 56.5 -

Front Hip Room (in)

- 58.9 -

Second Hip Room (in)

- 58.6 -

Exterior Dimensions

Min Ground Clearance (in)

4.6 3.7 NA

Length, Overall (in)

191.1 199.1 198.8

Height, Overall (in)

52.7 56 56

Track Width, Rear (in)

64.6 64.4 65

Wheelbase (in)

111.1 115.7 116.1

Width, Max w/o mirrors (in)

74.9 74.6 78.2

Track Width, Front (in)

64.1 64.8 65.8

Cargo Area Dimensions

Trunk Volume (ft³)

12.4 11.9 -

Cargo Volume with Rear Seat Down (ft³)

- - 47.3

Cargo Volume with Rear Seat Up (ft³)

- - 17.6

Brakes

Brake ABS System

4-Wheel 4-Wheel 4-Wheel

Disc - Rear (Yes or )

Yes Yes Yes

Brake Type

4-Wheel Disc 4-Wheel Disc 4-Wheel Disc

Disc - Front (Yes or )

Yes Yes Yes

Drum - Rear (Yes or )

NA NA NA

Rear Brake Rotor Diam x Thickness (in)

- 14.2 13

Rear Drum Diam x Width (in)

- NA NA

Front Brake Rotor Diam x Thickness (in)

- 14.6 13.8

Fuel Tank

Fuel Tank Capacity, Approx (gal)

18 17.4 23.7

Steering

Steering Type

Rack-Pinion Rack-Pinion Rack-Pinion

Turning Diameter - Curb to Curb (ft)

38.2 39.1 39

Tires

Spare Tire Size

NA NA NA

Front Tire Order Code

258 R66 NA

Spare Tire Order Code

NA NA NA

Rear Tire Size

P275/40VR18 P275/35ZR19 P295/40YR19

Rear Tire Order Code

258 R66 NA

Front Tire Size

P245/45VR18 P245/40ZR19 P265/45YR19

Weight Information

Base Curb Weight (lbs)

4211 4456 4301

Wheels

Rear Wheel Material

Aluminum Aluminum Aluminum

Rear Wheel Size (in)

18 X 9 19 X 9 19 X 10.5

Front Wheel Material

Aluminum Aluminum Aluminum

Spare Wheel Material

NA NA NA

Front Wheel Size (in)

18 X 8 19 X 8 19 X 9

Spare Wheel Size (in)

NA NA NA

Engine

Engine Type

Intercooled Turbo Premium Unleaded I-6 Intercooled Turbo Gas/Electric I-6 Twin Turbo Premium Unleaded V-6

Fuel System

Gasoline Direct Injection Gasoline Direct Injection Gasoline Direct Injection

SAE Net Torque @ RPM

368 @ 1600 384 @ 1800 331 @ 1800

Engine Order Code

NA NA NA

Displacement

3.0 L/183 3.0 L/183 2.9 L/177

SAE Net Horsepower @ RPM

335 @ 5000 429 @ 6100 325 @ 5400

Mileage

EPA Fuel Economy Est - City (MPG)

22 21 18

Fuel Economy Est-Combined (MPG)

25 23 20

EPA Fuel Economy Est - Hwy (MPG)

29 26 24

Transmission

Second Gear Ratio (:1)

3.36 3.24 3.24

Trans Order Code

2TB 421 G1G

Fourth Gear Ratio (:1)

1.72 1.64 1.42

Trans Description Cont.

Automatic w/OD Automatic w/OD Auto-Shift Manual w/OD

Seventh Gear Ratio (:1)

0.82 0.86 0.68

Drivetrain

Rear Wheel Drive All Wheel Drive All Wheel Drive

Sixth Gear Ratio (:1)

1.00 1.00 0.84

First Gear Ratio (:1)

5.25 5.35 5.97

Final Drive Axle Ratio (:1)

2.93 2.82 3.36

Third Gear Ratio (:1)

2.17 2.25 2.08

Trans Type

8 9 8

Fifth Gear Ratio (:1)

1.32 1.21 1.05

Trans Description Cont. Again

NA NA NA

Eighth Gear Ratio (:1)

0.64 0.72 0.53

Reverse Ratio (:1)

3.71 4.80 5.22

Summary

Vehicle Name

BMW 8 Series Mercedes-Benz CLS Porsche Panamera

Body Style

Convertible 4MATIC+ Hatchback

Suspension

Suspension Type - Rear

Multi-Link Multi-Link Multi-Link

Suspension Type - Rear (Cont.)

Multi-Link Multi-Link Multi-Link

Suspension Type - Front

Double Wishbone Multi-Link Double Wishbone

Suspension Type - Front (Cont.)

Double Wishbone Multi-Link Double Wishbone

Emissions

Tons/yr of CO2 Emissions @ 15K mi/year

7.1 7.6 8.8

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