Global Maritime Companies Ranking by
Fleet Capacity
Leading Shipping Companies by Total Fleet Capacity (GT & DWT) in 2025.
Total Companies Analyzed
Combined Fleet Capacity
Global TEU Capacity
Top 3 Maritime Companies with the largest fleet capacity in million TEU
This ranking lists the world’s largest maritime companies based on total fleet capacity, measured by gross tonnage (GT) and deadweight tonnage (DWT). Updated for 2025, this classification highlights the shipping lines with the greatest physical cargo-carrying capabilities, regardless of the number of ships operated.
Understanding Maritime Rankings
Key Ranking Criteria
Fleet Capacity (in million TEU)
Primary FactorFleet capacity reflects the maximum volume a shipping line can move at any given time. It is calculated using the gross tonnage (for overall size) and deadweight tonnage (for cargo-carrying ability) across the entire fleet.
Our Methodology
Data Collection
We source tonnage data from vessel registries, fleet databases, classification societies, and verified carrier disclosures.
Verification
Each vessel’s capacity is confirmed across multiple databases to ensure accurate GT and DWT metrics.
Analysis
Companies are ranked based on cumulative GT and/or DWT.
Quarterly Updates
Fleet capacity is updated quarterly to reflect new vessel deliveries, scrapping activity, and reflagging.
Why Fleet Capacity Matters in Shipping Rankings
Fleet capacity reflects a carrier’s true transport potential—measuring the actual space available to move goods, not just the number of ships.
Cargo-Handling Power
AHigh gross tonnage (GT) and deadweight tonnage (DWT) translate into the ability to serve heavy or high-volume cargo contracts and long-distance routes efficiently.
Scalability & Flexibility
Larger capacity vessels enable carriers to consolidate shipments, reduce voyage frequency, and meet peak demand without adding more ships—reducing cost and emissions.
Asset Investment Depth
Total fleet capacity reveals a company’s capital strength and investment in advanced vessels designed for fuel efficiency, regulatory compliance, and global compatibility.
Global Maritime Companies Ranking
The comprehensive table below ranks the world's leading maritime shipping companies based on their fleet capacity. Additional metrics such as number of ships and volume transported provide further context on each company's market position.
| Rank | Company | Fleet Capacity (M TEU) |
|---|---|---|
| 1 |  | 6.589 |
| 2 |  | 6.3 |
| 3 |  | 5 |
| 4 |  | 4.4 |
| 5 |  | 3.3 |
| 6 |  | 2.3 |
| 7 |  | 1.9 |
| 8 |  | 1.75 |
| 9 |  | 0.9 |
| 10 |  | 0.78 |
Global Shipping Industry Insights
Carrier distribution by Fleet Capacity
Source: Seadex aggregated data, 2026
Industry concentration & trends
The top 10 carriers represent 82.9% of the global metric across 94 companies.
Average value across the 94 carriers tracked in our database.
Combined value across all carriers with available data.
Source: Seadex aggregated data, 2026
Regional Distribution & Leadership in Global Shipping
Asia-Pacific Growth
Asian carriers lead in bulk tonnage and container vessel size, with COSCO and ONE expanding capacity in response to manufacturing exports.
European Maritime Tradition
MSC and Maersk operate among the highest average capacity ships in the world, giving them an edge on long-haul, high-volume corridors.
Frequently Asked Questions
What is GT and DWT?
Why does fleet capacity matter more than ship count?
Do these rankings include all ship types?
How is this data validated?
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