SF series · 1986
SF-3000
Dual body, half screen · 4 lines × 16 characters · 18 KB memory · IC card slot
- Square root
- Percent
Dual body, half screen
41 models
SF series · 1988
SF-4000
Dual body, half screen · 95 × 47 px · 31,902 bytes memory
- Telephone directory
- Memo
- Schedule
- Calendar
- Square root
- Percent
- Data item marker
- Letter memory (to store words and phrases)
SF series · 1988
SF-4100
Dual body, half screen · 95 × 47 px · 32 KB memory
- Telephone directory
- Memo
- Schedule
- Calendar
- Secret area
- Calculator
- Square root
- Percent
SF series · 1989
SF-4500
Dual body, half screen · 6 lines × 18 characters · 32 KB memory
- Telephone directory
- Business cards
- Memo
- Schedule
- Calendar
- Secret area
- Date and time functions
- World time
- Alarm
- Calculator
SF series
SF-5100X
Dual body, half screen · 4 lines × 16 characters · 32 KB memory
- Date and time functions
SF series · 1992
SF-5300
Dual body, half screen · 4 lines × 16 characters · 64 KB memory
- Telephone directory
- Memo
- Schedule
- Calendar
- Reminder
- Secret area
- Date and time functions
- World time
- Calculator
- Square root
- PC link
SF series · 1994
SF-5300B
Dual body, half screen · 4 lines × 16 characters · 64 KB memory
- Date and time functions
SF series
SF-5300B BOSS
Dual body, half screen · 4 lines × 16 characters · 64 KB memory
- Date and time functions
- PC link
SF series · 1997
SF-5300E
Dual body, half screen · 4 lines × 16 characters · 64 KB memory
- Telephone directory
- Memo
- Schedule
- Calendar
- To do list
- Reminder
- Expense manager
- Secret area
- Date and time functions
- World time
- Calculator
- PC link
SF series · 1995
SF-5500B
Dual body, half screen · 4 lines × 16 characters · 128 KB memory
- Date and time functions
- Square root
- Percent
SF series · 1996
SF-5580
Dual body, half screen · 8 lines × 26 characters · 128 KB memory
- Telephone directory
- Memo
- Schedule
- Calendar
- To do list
- Reminder
- Expense manager
- Date and time functions
- World time
- Calculator
- Currency converter
- PC link
- Games
SF series
SF-5580-w
Dual body, half screen · 8 lines × 26 characters · 128 KB memory
- Date and time functions
- PC link
- Icon menu
- Games
SF series · 1997
SF-5580E
Dual body, half screen · 8 lines × 26 characters · 128 KB memory
- Square root
- Percent
- Icon menu
- Games
SF series · 1997
SF-5590SY
Dual body, half screen · 8 lines × 26 characters · 128 KB memory
- Date and time functions
- Currency converter
- PC link
- Games
SF series
SF-5590SY-w
Dual body, half screen · 8 lines × 26 characters · 128 KB memory
- Date and time functions
- Currency converter
- PC link
- Games
SF series
SF-5590SYE
Dual body, half screen · 8 lines × 26 characters · 128 KB memory
- Date and time functions
- Currency converter
- PC link
- Games
SF series
SF-5590SY PLUS-w
Dual body, half screen · 8 lines × 26 characters · 128 KB memory
- Date and time functions
- PC link
- Games
SF series
SF-5780-w
Dual body, half screen · 8 lines × 26 characters · 256 KB memory
- Date and time functions
- PC link
- Icon menu
- Games
SF series · 1997
SF-5780E
Dual body, half screen · 8 lines × 26 characters · 256 KB memory
- Icon menu
- Games
SF series · 1997
SF-5790SY
Dual body, half screen · 8 lines × 26 characters · 256 KB memory
- Date and time functions
- PC link
- Games
SF series
SF-5790SY PLUS-w
Dual body, half screen · 8 lines × 26 characters · 256 KB memory
- Date and time functions
- PC link
- Games
SF series
SF-5980-w
Dual body, half screen · 8 lines × 26 characters · 512 KB memory
- Date and time functions
- PC link
- Icon menu
- Games
SF series · 1997
SF-5980E
Dual body, half screen · 8 lines × 26 characters · 512 KB memory
- Date and time functions
- Square root
- Percent
- Icon menu
- Games
SF series · 1997
SF-5990SY
Dual body, half screen · 8 lines × 26 characters · 512 KB memory
- Date and time functions
- PC link
- Games
SF series
SF-5990SYE
Dual body, half screen · 8 lines × 26 characters · 512 KB memory
- Date and time functions
- PC link
- Games
SF series
SF-5990SY PLUS-w
Dual body, half screen · 8 lines × 26 characters · 512 KB memory
- Date and time functions
- PC link
- Games
SF series · 1994
SF-6300
Dual body, half screen · 4 lines × 16 characters · 64 KB memory
- Square root
- Percent
SF series
SF-6300X
Dual body, half screen · 4 lines × 16 characters · 64 KB memory
- Date and time functions
- PC link
SF series · 1995
SF-7900E
Dual body, half screen · 8 lines × 16 characters · 128 KB memory
- Date and time functions
- Square root
- Percent
SF series · 1995
SF-8900
Dual body, half screen · 6 lines × 18 characters · 256 KB memory
- Telephone directory
- Business cards
- Memo
- Schedule
- Calendar
- Reminder
- Expense manager
- Date and time functions
- World time
- Calculator
- Square root
- Percent
- PC link
SF series
SF-8900X
Dual body, half screen · 6 lines × 18 characters · 256 KB memory
- Date and time functions
- PC link