Mitsui O.S.K. Lines vs Yang Ming Line
Side-by-side comparison of Mitsui O.S.K. Lines and Yang Ming Line across fleet, coverage, emissions and performance.

Mitsui O.S.K. Lines
- Headquarters
- Tokyo, Japan
- Founded
- 1964
- Alliance
- ONE

Yang Ming Line
- Headquarters
- Keelung, Taiwan
- Founded
- 1972
- Alliance
- Premier Alliance
At a glance
- Fleet size:Mitsui O.S.K. Lines
- Ports covered:Mitsui O.S.K. Lines
Ranking positions
Mitsui O.S.K. Lines
Mitsui O.S.K. Lines vs Yang Ming Line: full comparison
Fleet & capacity
Global presence
Environmental impact
Business profile
Safety
Environmental deep dive
Mitsui O.S.K. Lines and Yang Ming Line are evenly matched on environmental performance.
Carbon efficiency (EEDI)
Annual fleet CO₂ (Scope 1)
Total waste
Major oil spills
Biofuel / dual-fuel fleet
Mitsui O.S.K. Lines vs Yang Ming Line: the verdict
Here is how Mitsui O.S.K. Lines and Yang Ming Line compare across the metrics that matter most. Mitsui O.S.K. Lines operates the larger fleet. Mitsui O.S.K. Lines offers the wider port coverage. Mitsui O.S.K. Lines sails with ONE, while Yang Ming Line belongs to Premier Alliance.
Frequently asked questions
Is Mitsui O.S.K. Lines or Yang Ming Line the bigger carrier?▼
Mitsui O.S.K. Lines operates the larger fleet of the two, based on number of ships in service.
Which carrier has wider coverage, Mitsui O.S.K. Lines or Yang Ming Line?▼
Mitsui O.S.K. Lines calls at more ports worldwide, giving it the broader global network.
Where are Mitsui O.S.K. Lines and Yang Ming Line headquartered?▼
Mitsui O.S.K. Lines is headquartered in Tokyo, Japan, while Yang Ming Line is based in Keelung, Taiwan.
Which alliances do Mitsui O.S.K. Lines and Yang Ming Line belong to?▼
Mitsui O.S.K. Lines is part of ONE, while Yang Ming Line sails with Premier Alliance.
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