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BMW 340i vs Mercedes-Benz C350e

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

Vehicles

BMW logo

2018 BMW 340i

Mercedes-Benz logo

2018 Mercedes-Benz C350e

Overview

SpecBMW 340i340iMercedes-Benz C350eC 350e
Selected trim340iC 350e
Body styleSedanSedan
Drivetrainrear wheel driverear wheel drive
Fuel typepremium unleaded (recommended)premium unleaded (required)
Transmission8-speed shiftable automatic7-speed shiftable automatic
Engine typegasplug-in hybrid
Model year20182018

Pricing & market

SpecBMW 340i340iMercedes-Benz C350eC 350e
MSRP$48,950$47,900 (best)
For sale now00

Fuel economy & range

SpecBMW 340i340iMercedes-Benz C350eC 350e
Combined MPG25 MPG30 MPG (best)
City MPG21 MPG28 MPG (best)
Highway MPG32 MPG32 MPG
Combined MPGe51 MPGe (best)
Electric range9 mi (best)
240V charge time1.5 hr (best)
Fuel tank15.8 gal (best)13.2 gal

Performance

SpecBMW 340i340iMercedes-Benz C350eC 350e
Horsepower320 hp (best)275 hp
Torque330 lb-ft443 lb-ft (best)
Engine size3 L (best)2 L
CylindersI6I4

Size & capability

SpecBMW 340i340iMercedes-Benz C350eC 350e
Seating5 seats5 seats
Doors44
Cargo volume13 cu ft (best)11.8 cu ft
Curb weight3,695 lbs (best)3,924 lbs
Ground clearance5.5 in (best)
Wheelbase110.6 in111.4 in (best)
Length182.8 in184.5 in (best)
Width71.3 in72.1 in (best)
Height56.3 in56.8 in (best)

Safety & recalls

SpecBMW 340i340iMercedes-Benz C350eC 350e
Open recalls (YMM scope)1None reported (best)

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 340iMercedes-Benz C350e
1

340i

$48,950 MSRP(Currently comparing)

C 350e

$47,900 MSRP(Currently comparing)

BMW 340i vs Mercedes-Benz C350e FAQ

Which is better: 2018 BMW 340i or 2018 Mercedes-Benz C350e?
It depends on priorities. OpenDealer compares 2018 BMW 340i vs 2018 Mercedes-Benz C350e on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
Which costs less: 2018 BMW 340i or 2018 Mercedes-Benz C350e?
Based on starting MSRP, the 2018 Mercedes-Benz C350e starts lower at $47,900.
Which has better startingMsrp: 2018 BMW 340i or 2018 Mercedes-Benz C350e?
The 2018 Mercedes-Benz C350e leads on startingMsrp in this comparison (47,900).
Which has better combinedMpg: 2018 BMW 340i or 2018 Mercedes-Benz C350e?
The 2018 Mercedes-Benz C350e leads on combinedMpg in this comparison (30).
Which has better electricRangeMi: 2018 BMW 340i or 2018 Mercedes-Benz C350e?
The 2018 Mercedes-Benz C350e leads on electricRangeMi in this comparison (9).
Which has better horsepower: 2018 BMW 340i or 2018 Mercedes-Benz C350e?
The 2018 BMW 340i leads on horsepower in this comparison (320).