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BMW M4 vs Mercedes-Benz E450

Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.

Vehicles

BMW logo

2027 BMW M4

Mercedes-Benz logo

2027 Mercedes-Benz E450

Overview

SpecBMW M4CoupeMercedes-Benz E450E 450 4MATIC
Selected trimCoupeE 450 4MATIC
Body styleCoupeSedan
Drivetrainrear wheel driveall wheel drive
Fuel typepremium unleaded (required)premium unleaded (required)
Transmission6-speed manual9-speed shiftable automatic
Engine typegasmild hybrid
Model year20272027

Pricing & market

SpecBMW M4CoupeMercedes-Benz E450E 450 4MATIC
MSRP$82,200$73,700 (best)
Lowest listing price$93,537 (best)—
Median listing price$100,365 (best)—
Highest listing price$107,192 (best)—
For sale now2 (best)0

Fuel economy & range

SpecBMW M4CoupeMercedes-Benz E450E 450 4MATIC
Combined MPG19 MPG25 MPG (best)
City MPG16 MPG22 MPG (best)
Highway MPG23 MPG31 MPG (best)
Fuel tank15.6 gal17.4 gal (best)

Performance

SpecBMW M4CoupeMercedes-Benz E450E 450 4MATIC
Horsepower473 hp (best)375 hp
Torque406 lb-ft (best)369 lb-ft
Engine size3 L3 L
CylindersI6I6

Size & capability

SpecBMW M4CoupeMercedes-Benz E450E 450 4MATIC
Seating4 seats5 seats (best)
Doors24 (best)
Cargo volume15.5 cu ft (best)12.7 cu ft
Payload769 lbs (best)—
Curb weight3,829 lbs (best)4,376 lbs
Ground clearance4.7 in (best)—
Wheelbase112.5 in116.6 in (best)
Length189.1 in194.9 in (best)
Width74.3 in (best)74 in
Height55 in57.9 in (best)

Safety & recalls

SpecBMW M4CoupeMercedes-Benz E450E 450 4MATIC
Open recalls (YMM scope)None reportedNone reported

Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.

Trim overview

All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.

TrimBMW M4Mercedes-Benz E450
1

Coupe

$82,200 MSRP(Currently comparing)

E 450 4MATIC

$73,700 MSRP(Currently comparing)

2

Competition

$86,600 MSRP

E 450 4MATIC All-Terrain

$80,000 MSRP

3

Competition xDrive

$91,700 MSRP

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4

Competition xDrive

$98,600 MSRP

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Live inventory

BMW M4 vs Mercedes-Benz E450 FAQ

Which is better: 2027 BMW M4 or 2027 Mercedes-Benz E450?
It depends on priorities. OpenDealer compares 2027 BMW M4 vs 2027 Mercedes-Benz E450 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
Which costs less: 2027 BMW M4 or 2027 Mercedes-Benz E450?
Based on starting MSRP, the 2027 Mercedes-Benz E450 starts lower at $73,700. Live BMW M4 listings start at $93,537.
Which has better startingMsrp: 2027 BMW M4 or 2027 Mercedes-Benz E450?
The 2027 Mercedes-Benz E450 leads on startingMsrp in this comparison (73,700).
Which has better combinedMpg: 2027 BMW M4 or 2027 Mercedes-Benz E450?
The 2027 Mercedes-Benz E450 leads on combinedMpg in this comparison (25).
Which has better horsepower: 2027 BMW M4 or 2027 Mercedes-Benz E450?
The 2027 BMW M4 leads on horsepower in this comparison (523).
Which has better seats: 2027 BMW M4 or 2027 Mercedes-Benz E450?
The 2027 Mercedes-Benz E450 leads on seats in this comparison (7).