Ship Information
Sisterships: Finncanopus
| Name | Finnsirius |
| ex. Names | |
| * | |
| Imo Number | 9902419 |
| Call sign | OJUK |
| Flag | Finland |
| Homeport | Mariehamn |
| Builder | CMI Jinling Weihai, China |
| Hull number | |
| Designer | Knud E. Hansen |
| Breaker | |
| Ship type | |
| * | |
| Operator | Finnlines |
| Owner | Finnlines PLC |
| Manager | Finnlines PLC |
| Length OA | 235.6 m |
| Length BP | 217.7 m |
| Length LL | 219.03 m |
| Length Reg. | |
| Width Ext | |
| Width Hull | 33,3 m |
| Width Tonnage | |
| Draft | 7,0 m |
| Air draft | |
| Draugth | 10.2 m |
| GT (ITC 69) | 65,692 |
| GRT | |
| NT (ITC 69) | |
| NRT | |
| DWT | 12540 |
| Displacement Tonnage | |
| * | |
| Main engines | 4x Wärtsilä 46F |
| Power | 4 x 7,200 kW |
| Propulsion | 2x Controllable pitch propeller |
| Aux. Engines | 3x total 8250 Kw |
| Bow thrusters | |
| Stern Thrusters | |
| Rudders | |
| Speed | 21 knots. Service speed 16,3 knots |
| Stabilizers | |
| Fuel Consumption | |
| Ballast | |
| Fuel | |
| Fresh Water | |
| Lifeboats | 4+2 frb |
| Liferafts | |
| Passenger decks | 4 |
| Cargo decks | 4+1 |
| Decks | 13 |
| Passenger elevators | 4 |
| * | |
| Classification Company | Registro Italiano Navale |
| Classification | C  unrestricted navigation AUT-UMS BWM-T COMF-NOISE-B COMF-VIB-B GREEN PLUS HVSC-NB ICE CLASS IA SUPER INWATERSURVEY SRTP SYS-IBS SYS-NEQ-1 TAS |
| Ice class | 1 A Super |