B47 vs M50 — Reliability Comparison

Specifications

B47

M50

Brand

BMW

Verdict

BUY

BEST

Reliability

80

88

Years

2014--present

1990--1996

Displacement

1995 cc

2494 cc

Layout

I4

I6

Type

Diesel

Petrol Na

Power

150--231 hp

150--192 hp

Known Issues

3

2

Total Risk Cost

€1,400--€3,500

€400--€1,100

Character

B47

"Torque monster, sips fuel. Fixed N47 flaws. Chain front-mounted. Avoid city-only."

M50

"Cast iron block legend. One of BMW's most reliable ever. M50TU added single VANOS. Strong internals handle 300k+ km. Cooling plastics only weakness."

Issues Comparison

B47 3

▲ HIGH

DPF blockage — city driving €500--€1,500 50,000 km--100,000 km

● MODERATE

EGR valve / cooler carbon fouling €300--€800 80,000 km--150,000 km

● MODERATE

Timing chain tensioner (front-mounted) €600--€1,200 100,000 km--160,000 km

M50 2

▲ HIGH

Water pump plastic impeller failure €200--€500 60,000 km--120,000 km

● MODERATE

VANOS unit wear (M50TU) €200--€600 100,000 km--200,000 km

Models

B47 61

1 Series F40 2019--present 1 Series F20 2015--2019 X1 F48 2015--2022 3 Series F30 2015--2019 3 Series G20 2020--present 2 Series G42 2022--present 3 Series F30 2015--2019 X3 F25 2014--2017 X4 G02 2018--present 5 Series F10 2014--2017 1 Series F20 2015--2019 4 Series G22 2020--present X3 F25 2014--2017 1 Series F20 2015--2019 2 Series Active Tourer F45 2014--2021 3 Series G20 2019--present X1 F48 2015--2022 X5 G05 2018--2023 5 Series G30 2017--2023 2 Series Active Tourer F45 2014--2021 2 Series F22 2014--2021 X2 F39 2018--2023 5 Series G60 2023--present 1 Series F40 2019--present 2 Series Active Tourer U06 2022--present X3 G01 2017--2024 3 Series G20 2019--present 2 Series F22 2014--2021 2 Series Active Tourer U06 2022--present X3 G01 2017--2024 1 Series F40 2019--present 5 Series G30 2017--2023 4 Series F32 2015--2020 5 Series F10 2015--2017 X1 F48 2015--2022 X5 F15 2013--2018 1 Series F20 2015--2019 5 Series F10 2014--2017 3 Series F30 2015--2019 X3 G01 2017--2024 5 Series G30 2017--2023 4 Series G22 2021--present 5 Series G60 2024--present X5 G05 2018--present 3 Series F30 2015--2019 3 Series G20 2020--present X6 G06 2019--present 7 Series G11 2016--2022 X5 G05 2018--2021 5 Series G30 2017--2020 X3 G01 2018--2024 X5 G05 2020--present X7 G07 2019--present 5 Series G30 2018--2023 7 Series G11 2017--2022 3 Series G20 2020--present 8 Series G15 2018--present 320d F30 LCI 2015--2019 Sedan 320d GT F34 2013--2019 Gran Tourer 320d Touring F31 2012--2019 Wagon 420d Gran Coupe F36 2014--2020 Gran Coupe

M50 0

No models listed.