Electronic calculators
(epocalc collection)

HEWLETT-PACKARD

Model
Year
Picture
Description

HP 35
v2

1972

  • 1
  • Production : 1972
  • LED 10+2
  • 3 x NiCd
  • USA

  • The first scientific pocket calculator ever produced
  • Sell price in 1972: $395 (about 2000$ today)
  • Version 2: no model indication on
    the front
  • US version

  • Additional information

HP 35
v3

1972

  • Production : 1972 - 1975
  • Display : LED 10+2
  • Power : 3 x NiCd
  • Made : USA

  • Version 3: with "35" indication on
    the front
  • German & French versions

  • Additional information

HP 80
v1

1973

HP 80
v2

1973

  • Production : 1973 - 1978
  • Display : LED 10+2
  • Power : 3 x NiCd
  • Made : Singapour

  • Version 2: with model indication
    on the front

HP 45

1973

  • Production : 1973 - 1976
  • Display : LED 10+2
  • Power : 3 x NiCd
  • Made : Singapour

  • The timer function is hidden.
  • Preprogrammed conversion keys
  • English & Spanish versions

  • Additional information
  • Brochure

HP 46

1973

-

HP 55

1975

HP 67

1976

HP 21

1976

HP 25C

1976

HP 25

1977

HP 31E

1979

HP 32E

1982

HP 33E

1979

HP 38C

1981

HP 41C

1979

HP 41CV
v1

1981

HP 41CV
v2

1987

HP 41CX

1984

HP 10C

1982

HP 16C

1982

HP 12C

1982

hp12c

HP 12C
Platinium
v1

2003

  • Production : 2003
  • Display : LCD 10
  • Power : 1 x CR2032
  • Made : China

  • Financial calculator
  • Platinium edition v1

  • Additional information


HP 12C
Platinium
v2

2012

  • Production : 2012
  • Display : LCD 10
  • Power : 2 x CR2032
  • Made : China

  • Financial calculator
  • Platinium edition v2

HP 11C

1983

HP 15C

1984

hp12c

HP 18C

1987

HP 28C

1987

HP 28S

1989

HP 19B

1989

HP 19B II

1998

HP 17B

1988

  • Production : 1988 - 1990
  • Display : LCD 2x12
  • Power : 3 x LR76
  • Made : USA

  • Business calculator
  • Additional information

HP 27S

1988

  • Production : 1988 - 1991
  • Display : LCD 2x22
  • Power : 3 x LR76
  • Made : USA

  • Scientific
  • First scientific HP to use algebraic
    entry
  • With timer and beeper

  • Additional information

HP 32S
v1

1988

HP 32S
v2

1991

HP 32SII
v2

1991

HP 10B

1989

  • Production : 1989 - 2000
  • Display : LCD 10
  • Power : 3 x LR76
  • Made : USA

  • Business calculator

HP 14B

1989

hp-14b
  • Production : 1989
  • Display : LCD 12
  • Power : 3 x LR76
  • Made : USA

  • Business calculator
  • HP's 50th anniversary edition

  • Additional information

HP 20S
v1a

1988

HP 20S
v1b

1994

  • Production : 1988 - 2003
  • Display : LCD 12
  • Power : 3 x LR76
  • Made : Singapour

  • Programmable
  • Same as v1a but white serigraphy

HP 20S
v2

2001

  • Production : 1988 - 2003
  • Display : LCD 12
  • Power : 3 x LR76
  • Made : Singapour

  • Programmable

HP 21S

1993

HP 17BII

1994

  • Production : 1990 - 2003
  • Display : LCD 2x12
  • Power : 3 x LR76
  • Made : Singapour

  • Business calculator

HP 48S

1989

HP 48G

1993

HP 48GX

1993

  • Production : 1993 - 2003
  • Display : LCD 8x23
  • Power : 3 x AAA
  • Made : Singapour

  • Graphical, programmable
  • Same as HP-48G but with 128 Kb
    and extension ports

  • My programmable calculators page

HP 49

1999

HP 49G+

2003

HP 50G

2006

HP 35s

2007


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