M62 vs B48

Side-by-side reliability comparison

Higher reliability score
B48 BUY 82/100
+24 points over M62
0 / 100
CAUTION M62 BMW
0 / 100
BUY B48 BMW

Specifications

M62
B48
Brand
BMW
BMW
Verdict
CAUTION
BUY
Reliability
58
82
Years
1996--2003
2014--present
Displacement
4398 cc
1998 cc
Layout
V8
I4
Type
Petrol Na
Petrol Turbo
Power
282--326 hp
184--255 hp
Known Issues
2
3
Total Risk Cost
€3,500--€9,500
€650--€1,350

Character

M62

"E39 540i/E38 740i V8. Alusil block, Nikasil issues on early units. VANOS failure, timing chain guides, valley pan gasket. Expensive to maintain but rewarding."

B48

"B58s little brother. Efficient, smooth. Remap to 260hp safe. Best modern 4-cyl BMW."

Issues Comparison

M62 2

◆ CRITICAL
Nikasil bore wear (early units) €3,000--€8,000 80,000 km--150,000 km
▲ HIGH
VANOS unit failure €500--€1,500 80,000 km--150,000 km

B48 3

● MODERATE
Coolant vent line failure €100--€250 40,000 km--100,000 km
● MODERATE
Oil filter housing gasket — early units (2014-2016) €250--€500 40,000 km--100,000 km
○ MINOR
Intake valve carbon buildup (DI) €300--€600 60,000 km--120,000 km

Models

M62 2

X5 E53 2000--2003 5 Series E39 1996--2003

B48 63

Cooper J01 2024--present Countryman U25 2024--present Mini J01 2024--present Countryman U25 2024--present Mini J01 2025--present Countryman U25 2024--present Countryman U25 2024--present Cooper J01 2025--present Clubman F54 2015--2024 Convertible F57 2016--present Mini F55/F56 2014--2021 Countryman F60 2017--2023 Clubman F54 2015--2024 Countryman F60 2017--2023 Cooper F56 2014--2021 Clubman F54 2019--2024 Cooper F56 2015--2021 Mini F55/F56 2015--2018 Clubman F54 2019--2024 Countryman F60 2020--2023 Countryman F60 2020--2023 Convertible F57 2016--present Cooper F56 2020--2021 3 Series F30 2015--2019 1 Series F20 2015--2019 5 Series G30 2017--2023 1 Series F40 2020--present GR Supra A90 2020--present X1 F48 2015--2022 3 Series F30 2015--2019 3 Series G20 2019--present 4 Series F32 2016--2020 X2 F39 2018--2023 4 Series G22 2020--present X3 G01 2017--2024 2 Series F22 2016--2021 6 Series G32 2017--2023 2 Series Active Tourer U06 2022--present X3 G01 2017--2024 Z4 G29 2019--present 5 Series G60 2023--present 2 Series Active Tourer F45 2014--2021 5 Series G30 2017--2023 4 Series G22 2020--present X4 G02 2018--present 4 Series F32 2016--2020 2 Series G42 2022--present Z4 G29 2019--present 1 Series F20 2015--2019 3 Series G20 2019--present 2 Series Active Tourer U06 2022--present 3 Series G20 2019--present X3 G01 2020--2024 5 Series G30 2017--2023 2 Series Active Tourer U06 2022--present 5 Series G60 2023--present 1 Series F40 2019--present 320i F30 LCI 2015--2019 Sedan 320i GT F34 2014--2016 Gran Tourer 320i Touring F31 2012--2019 Wagon 330i GT F34 2016--2019 Gran Tourer 330i Touring G21 2019--2024 Wagon 420i Gran Coupe F36 2014--2020 Gran Coupe
Full M62 Report Full B48 Report