- Native name
- Metroul București
- Locale
- Bucharest , Romania
- Transit type
- Rapid transit
- Number of lines
- 5 ( plus 1 under construction )
- Line number
- M1, M2, M3, M4, M5
- Number of stations
- 64 ( plus 12 under construction )
- Annual ridership
- 142,783,000 passengers (2023)
- Chief executive
- Mariana Miclăuș
- Website
- www.metrorex.ro
- Began operation
- 16 November 1979 ; 46 years ago ( 1979-11-16 )
- Operator s
- Metrorex S.A.
- Number of vehicles
- 594 cars (2018)
- Train length
- 6 car trains
- System length
- 80.1 km (49.8 mi)
- Track gauge
- 1,432 mm ( 4 ft 8 + 3 ⁄ 8 in )
- Electrification
- 750 V DC third rail
- Average speed
- 36 km/h (22 mph)
- Top speed
- 80 km/h (50 mph)