Skip to main content

2021 BMW 3 Series M340i Specs & Features

Overview
Overview
Starting MSRP
$54,700

Engine TypeMild hybrid
Transmission8-speed shiftable automatic
Drive TypeRear wheel drive
CylindersInline 6
Total Seating5
Basic Warranty4 yr./ 50,000 mi.
Fuel & MPG
Fuel & MPG
Fuel typePremium unleaded (required)
EPA city/highway MPG23/32 MPG
EPA combined MPG26 MPG
Range in miles (city/hwy)358.8/499.2 mi.
Fuel tank capacity15.6 gal.
Engine
Engine
Base engine size3.0 L
CylindersInline 6
Base engine typeMild hybrid
Horsepower382 hp @ 5,800 rpm
Torque368 lb-ft @ 1,800 rpm
Valves24
Cam typeDouble overhead cam (DOHC)
Valve timingVariable
Direct injectionyes
Drivetrain
Drivetrain
Transmission8-speed shiftable automatic
Drive typeRear wheel drive
Suspension
Suspension
Four-wheel independent suspensionyes
Front and rear stabilizer baryes
Dimensions
Dimensions
Length185.7 in.
Overall width with mirrors81.4 in.
Overall width without mirrors71.9 in.
Height56.4 in.
Wheelbase112.2 in.
Cargo capacity, all seats in place13.0 cu.ft.
Turning circle37.4 ft.
Ground clearance5.4 in.
Curb weight3,876 lbs.
Colors
Colors
Exterior Colors
  • Mineral White Metallic
  • Alpine White
  • (Ind) Dravit Grey Metallic
  • Tanzanite Blue II Metallic
  • Mineral Grey Metallic
  • Sunset Orange Metallic
  • Portimao Blue Metallic
  • Black Sapphire Metallic
Interior Colors
  • Black SensaTec, leatherette
  • Oyster Vernasca w/Contrast Stitching, leather
  • Black Vernasca w/Contrast Stitching, leather
  • Black Vernasca w/Blue Contrast Stitching, leather
  • Cognac Vernasca w/Contrast Stitching, leather
Front Seat Dimensions
Front Seat Dimensions
Front head room38.7 in.
Front leg room42.0 in.
Front shoulder room56.0 in.
Leatheretteyes
Sport front seatsyes
10-way power driver seatyes
2-way manual driver seat adjustmentsyes
Height adjustable driver seatyes
Driver seat with power adjustable lumbar supportyes
Driver seat thigh extensionyes
10-way power passenger seatyes
2-way manual passenger seat adjustmentyes
Height adjustable passenger seatyes
Passenger seat with power adjustable lumbar supportyes
Rear Seat Dimensions
Rear Seat Dimensions
Rear head room37.6 in.
Rear leg room35.2 in.
Rear shoulder room54.6 in.
Split-folding rear seatbackyes
Folding with pass-thru center armrestyes
Safety
Safety
Pre-collision safety systemyes
Post-collision safety systemyes
Dual front side-mounted airbagsyes
Front and rear head airbagsyes
Passenger airbag occupant sensing deactivationyes
Stability controlyes
Traction controlyes
Child seat anchorsyes
Rear door child safety locksyes
4-wheel ABSyes
Brake dryingyes
Front and rear ventilated disc brakesyes
Emergency braking preparationyes
Emergency braking assistyes
Tire pressure monitoringyes
Dusk sensing headlampsyes
Auto delay off headlampsyes
LED headlampyes
Self-leveling headlightsyes
Daytime running lightsyes
Cornering lightsyes
Turn signal mirrorsyes
2 front headrestsyes
3 rear headrestsyes
Rear height adjustable headrestsyes
Rear center 3-point beltyes
Remote anti-theft alarm systemyes
Engine immobilizeryes
In-Car Entertainment
In-Car Entertainment
AM/FM stereoyes
205 watts stereo outputyes
10 total speakersyes
2 subwoofer(s)yes
USB connectionyes
USB with external media controlyes
Satellite radio satellite radioyes
12 months of provided satellite radio serviceyes
Power Feature
Power Feature
4 one-touch power windowsyes
Hands-free entryyes
Heated mirrorsyes
Comfort & Convenience
Comfort & Convenience
Keyless ignitionyes
Tilt and telescopic steering wheelyes
Transmission, cruise and audio controls on steering wheelyes
Electric power steeringyes
Rear view camerayes
Cruise controlyes
Universal remote transmitter (for garage door, security system, etc.)yes
Front and rear cupholdersyes
Front and rear door pocketsyes
Front seatback storageyes
Leather steering wheelyes
Three zone climate controlyes
Rear ventilation ducts with fan controlyes
Interior air filtrationyes
Dual illuminating vanity mirrorsyes
Electrochromatic inside rearview mirroryes
Turn signal in mirrorsyes
Instrumentation
Instrumentation
Trip computeryes
Compassyes
External temperature displayyes
Tachometeryes
Clockyes
Tires & Wheels
Tires & Wheels
Painted alloy wheelsyes
18 x 8.5 in. wheelsyes
255/40R Y tiresyes
Run flat tiresyes
Telematics
Telematics
Emergency Serviceyes
Airbag Deployment Notificationyes
Stolen Vehicle Tracking/Assistanceyes
Hands-Free Callingyes
Roadside Assistanceyes
Concierge Serviceyes
Destination guidance (also Turn-by-Turn Navigation)yes
Destination Downloadyes
Mobile Internet (Browser)yes
Warranty
Warranty
Basic4 yr./ 50,000 mi.
Drivetrain4 yr./ 50,000 mi.
Rust12 yr./ unlimited mi.
Roadside4 yr./ unlimited mi.
Mechanical Options
Mechanical Options
Remote Engine Start +$300
M Sport Brakes w/Red Calipers +$0
Adaptive M Suspension +$700
Packages
Packages
Executive Package +$2,600
Premium Package +$1,400
Cooling and High Performance Tire Package +$1,500
Shadowline Package +$300
Driving Assistance Package +$700
Driving Assistance Professional Package +$1,700
Parking Assistance Package +$700
Interior Options
Interior Options
Harman Kardon Surround Sound System +$875
Heated Front Seats +$500
Heated Steering Wheel +$190
Wireless Charging +$500
Front and Rear Heated Seats +$350
Exterior Options
Exterior Options
18" M Double-Spoke Bi-Color Orbit Grey Wheels w/All-Season Run-Flat Tires +$0
18" M Double-Spoke Bi-Color Orbit Grey Wheels w/All-Season Non Run-Flat Tires +$0
Power Tailgate +$250
Space-Saver Spare +$150
19" M Double-Spoke Jet Black Wheels w/High Performance Non Run-Flat Tires +$600
19" M Double-Spoke Cerium Grey Wheels w/High Performance Run-Flat Tires +$600
19" M Double-Spoke Cerium Grey Wheels w/All-Season Run-Flat Tires +$600
19" M Double-Spoke Cerium Grey Wheels w/High Performance Non Run-Flat Tires +$600
Park Distance Control +$200
19" M Double-Spoke Bi-Color Jet Black Wheels w/Performance Run-Flat Tires +$600
19" Double-Spoke Bi-Color Orbit Grey Wheels w/All-Season Run-Flat Tires +$600
19" M Double-Spoke Bi-Color Jet Black Wheels w/All-Season Run-Flat Tires +$600
19" M Double-Spoke Jet Black Wheels w/All-Season Run-Flat Tires +$600
Inventory