M276 vs OM654

Side-by-side reliability comparison

Higher reliability score
OM654 BEST 85/100
+7 points over M276
0 / 100
BUY M276 Mercedes-Benz
0 / 100
BEST OM654 Mercedes-Benz

Specifications

M276
OM654
Brand
Mercedes-Benz
Mercedes-Benz
Verdict
BUY
BEST
Reliability
78
85
Years
2010--2019
2016--present
Displacement
3498 cc
1950 cc
Layout
V6
I4
Type
Petrol Turbo
Diesel
Power
272--333 hp
150--245 hp
Known Issues
3
2
Total Risk Cost
€1,000--€2,400
€500--€1,500

Character

M276

"Refined M272 successor. Direct injection. 200k+ km with care."

OM654

"Best modern MB diesel. Aluminium block, low friction. Long-distance champion."

Issues Comparison

M276 3

● MODERATE
Timing chain tensioner / camshaft adjuster €500--€1,200 100,000 km--170,000 km
○ MINOR
Spark plugs + ignition coils €300--€700 80,000 km--150,000 km
○ MINOR
Valve cover / cam cover oil leaks €200--€500 100,000 km--200,000 km

OM654 2

○ MINOR
DPF — better than older MB diesels but still diesel €300--€1,000 80,000 km--150,000 km
○ MINOR
Minor EGR fouling (best-in-class but not immune) €200--€500 100,000 km--180,000 km

Models

M276 22

G-Class W463 2nd 2018--2024 SL R232 2022--present SL R232 2022--present S-Class W222 2017--2020 S-Class W223 2020--present SLK R172 2016--2020 GLE W166 2016--2019 GLC X253 2016--2019 GLC X253 2019--2022 C-Class W205 2018--2021 S-Class W222 2017--2020 C-Class W205 2016--2018 S-Class W222 2013--2017 SL R231 2012--2020 E-Class W212 2012--2016 GLK X204 2012--2015 E-Class W212 2013--2016 SLK R172 2011--2016 GLE W166 2015--2019 C-Class W204 2011--2014 E-Class W213 2017--2020 E-Class W212 2013--2016

OM654 47

B-Class W246 2012--2018 A-Class W176 2012--2018 GLA X156 2014--2020 A-Class W176 2016--2018 C-Class W205 2017--2018 C-Class W205 2018--2021 GLC X253 2019--2022 E-Class W213 2016--2023 GLC X253 2019--2022 E-Class W213 2016--2023 GLE W167 2019--present E-Class W213 2018--2023 C-Class W205 2018--2021 C-Class W205 2018--2021 GLC X253 2019--2022 GLC X254 2022--present E-Class W214 2024--present C-Class W206 2021--present E-Class W214 2024--present GLC X254 2022--present C-Class W206 2021--present C-Class W206 2021--present GLC X254 2022--present E-Class W214 2024--present CLA C118 2019--present A-Class W177 2019--2025 CLA C118 2019--present B-Class W247 2019--2023 GLA H247 2020--present GLA H247 2020--present A-Class W177 2018--2025 E-Class W213 2018--2023 S-Class W222 2018--2020 GLE W167 2019--present E-Class W213 2018--2023 G-Class W463 2nd 2018--present E-Class W214 2024--present G-Class W463 2nd 2019--present G-Class W463 2nd 2024--present S-Class W222 2018--2020 S-Class W222 2017--2020 S-Class W223 2020--present GLE W167 2019--present S-Class W223 2020--present C 220d Wagon S205 2014--2021 Wagon E 220d Wagon S213 2016--2024 Wagon GLC 220d Coupe C253 2016--2023 SUV
Full M276 Report Full OM654 Report