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Patrol & mine warfare vessels1971–present
coastal minesweeper
Sonya-class minesweeper is a coastal minesweeper. Reported operators include Soviet Navy Russian Navy Russian Coast Guard Ukrainian Navy Azerbaijani Navy Bulgarian Navy Cuban Revolutionary Navy Syrian Navy Vietnam People's Navy.
Sonya class (Project 1265)
Soviet Navy Russian Navy Russian Coast Guard Ukrainian Navy Azerbaijani Navy Bulgarian Navy Cuban Revolutionary Navy Syrian Navy Vietnam People's Navy
Zhenya class
Alexandrit class
1971–1991
1971–present
72
?
coastal minesweeper
400 tons standard, 450 tons full load
48.8 m (160 ft)
8.8 m (29 ft)
2.1 m (6 ft 11 in)
2 shaft diesel engines 2,400 hp (1,800 kW)
15 knots (28 km/h)
3,000 nautical miles (5,556.0 km) at 10 knots (19 km/h)
10 days
43
Radar: Spin Trough Sonar: MG-89
1 × twin 30 mm guns 1 × twin 25 mm guns Sweeps GKT, PEMT-2, ST-2
A total of 72 ships were built by Uliis yard in the Vladivostok and Avangard yards in Petrozavodsk between 1971 and 1991. One ship, BT-730 , was lost in an accident in 1985. Another unit collided with a Swedish surveillance ship HSwMS Orion east of Gotland in the Baltic Sea in November 1985.
A total of 72 ships were built by Uliis yard in the Vladivostok and Avangard yards in Petrozavodsk between 1971 and 1991. One ship, BT-730 , was lost in an accident in 1985. Another unit collided with a Swedish surveillance ship HSwMS Orion east of Gotland in the Baltic Sea in November 1985.
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Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
True scale
Sourced dimensions beside a 1.75 m human reference.
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 28 Sept 2026 | 48.8 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 48.8 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 48.8 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 48.8 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 48.8 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 48.8 m | Wikipedia contributors | approved |
Sonya-class minesweeper equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
AzerbaijanNumber column of the Wikipedia list table under "Mine warfare". The list's own wording applies; it is a compiled secondary source, not an official census.
BulgariaReported count for Sonya. Service scope: Bulgarian Navy; does not replace a national total. 1 distinct count cell(s) from the same source list; shared rowspan cells counted once. Excludes retired/reserve/on-order rows. Count column(s): in service: 3. Origin: Soviet Union. The listed variants/roles are the scope, not an immediately deployable count. The components do not establish one inventory census date; the stored date is the retrieved source snapshot.
Cuba
Russia
VietnamReported count for Sonya (Project 1265). Service scope: Vietnam People's Navy; does not replace a national total. 1 distinct count cell(s) from the same source list; shared rowspan cells counted once. Excludes retired/reserve/on-order rows. Count column(s): quantity: 4. Origin: Soviet Union. The listed variants/roles are the scope, not an immediately deployable count. The components do not establish one inventory census date; the stored date is the retrieved source snapshot.
Soviet Navy Russian Navy Russian Coast Guard Ukrainian Navy Azerbaijani Navy Bulgarian Navy Cuban Revolutionary Navy Syrian Navy Vietnam People's Navy
Equipment reference ↗