Navy comparison: 
Belgium vs 
Croatia
Croatia's 34-ship navy outnumbers Belgium's 16 vessels (2.1:1 advantage). Of these, 9 and 31 are in active service respectively.
SEAS (Sea Equipment Aggregate Strength) Index face-off Full ranking →
BelgiumWorld #63
9.2
SEAS Index / 100
Belgium leads overall, ahead on 2 of 5 categories
CroatiaWorld #64
8.9
Belgium
Croatia
Bars: weighted contribution to the SEAS Index (hulls × category weight) · figures: active hulls at each side's latest inventory year · Methodology
Key figures as of 2026
| Belgium | Croatia | Ratio | |
|---|---|---|---|
| Official name | Belgian Navy | Croatian Navy | |
| Total ships | 16 | 34 | 🇭🇷 2.1× |
| Active ships | 9 | 31 | 🇭🇷 3.4× |
| On order / planned | 6 | 3 | 🇧🇪 2.0× |
| Submarines | 0 | 0 | — |
| Principal surface combatants | 2 | 0 | 🇧🇪 |
| Amphibious ships | 0 | 5 | 🇭🇷 |
Show full breakdown · 4 more rowsHide the 4 extra rows
| Patrol boats | 2 | 6 | 🇭🇷 3.0× |
| Mine warfare | 5 | 1 | 🇧🇪 5.0× |
| Coastal boats | 0 | 5 | 🇭🇷 |
| Auxiliaries | 0 | 14 | 🇭🇷 |
Backbone classes one per tier held
🇧🇪 BelgiumKarel Doorman-class ×2
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Frequently Asked Questions
Which country has more naval ships, Belgium or Croatia?
Croatia has a larger navy with 34 ships compared to Belgium's 16 ships.
Which navy has more frigates, Belgium or Croatia?
Belgium operates 4 frigates compared to Croatia's 0.
How do the Belgium and Croatia navies compare in size?
Croatia's navy is 2.1 times larger than Belgium's in terms of total ships (34 vs 16).