Model

Code
Name

Rated Difficulty

Own

Display

Prod.

Seq#

HP-01

Cricket

7

R

LED

78-80

25

HP-01 incomplete

Cricket

6

LED

78-80

25

HP-6S

Cosmo

0

R

LCD

99-00?

70

HP-6S solar

Cosmo

0

R

LCD

99-

71

HP-10(A)

KISS

6

R

LED

77-79

17

HP-10B

Ernst

0

R

LCD

89-00?

58

HP-10Bii

0

R

LCD

00?-

76

HP-10C

0.5

6

R

LCD

82-84

42

HP-11C

1.0

1

R

LCD

81-89

36

HP-12Bii

9

LCD

???

???

HP-12C

1.0

0

R

LCD

81-

37

HP-14B

Midas

1

R

LCD

88-93?

56

HP-15C

1.5

3

R

LCD

82-89

40

HP-16C

PR

3

R

LCD

82-89

41

HP-17B

Trader

1

R

LCD

88-90

50

HP-17BII

0

R

LCD

90-

61

HP-18C

Champion

3

R

LCD

86-88

47

HP-19B

Tycoon

1

R

LCD

88-90

51

HP-19BII

0

R

LCD

90-

62

HP-19C

Clyde

5

R

LED

77-79

20

HP-20S

Erni

0

R

LCD

89-

59

HP-21

Pumpkin

1

R

LED

75-78

8

HP-21S

Monte Carlo

1

R

LCD

89-93?

60

HP-22

Turnip

4

R

LED

75-78

10

HP-22S

Plato

2

R

LCD

88-93?

54

HP-25

Squash

1

R

LED

75-78

9

HP-25C

Squish

3

LED

76-78

13

HP-27

Salad

5

LED

76-78

12

HP-27S

Mentor

3

R

LCD

88-93?

52

HP-28C

Paladin

1

R

LCD

87-88

48

HP-28S

Orlando

1

R

LCD

88-92

53

HP-29C

Bonnie

3

LED

77-79

18

HP-30S

Astro

0

R

LCD

00-

73

HP-31E

Ginger

5

R

LED

78-80

22

HP-32E

Thyme

1

R

LED

78-83

26

HP-32S

Leonardo

1

R

LCD

88-91

55

HP-32Sii

Nardo

0

R

LCD

91-

64

HP-33E

Sage

1

R

LED

78-81

23

HP-33C

Sage C

2

R

LED

79-83

27

HP-34C

Basil

1

R

LED

79-83

28

HP-35 v1(red dot)

6

R

LED

72-75

1

HP-35 vv2-3(most types)

2

R

LED

72-75

1

HP-35 v4(legends on keys)

3

R

LED

72-75

1

HP-37E

Parsley

1

R

LED

79-83

29

HP-38C

Chive C

3

R

LED

79-83

30

HP-38E

Chive

1

R

LED

78-81

24

HP-38G

Elsie

0

R

LCD

95-

68

HP-39G

Enterprise

0

R

LCD

00-

74

HP-40G

Enterprise

0

LCD

00-

75

HP-41C

Coconut

1

R

LCD

79-85

31

HP-41C (option 001/blank)

Blanknut

4

LCD

81-?

35

HP-41CV

Silverbird

1

R

LCD

80-90

33

HP-41CX

Honeynut

2

R

LCD

83-90

44

HP-42S

Davinci

2

R

LCD

88-96

57

HP-45

Wizard

2

R

LED

73-76

3

HP-46

6

.

73?-?

4

HP-48G

Alcuin

0

R

LCD

95-99

67

HP-48G+

0

LCD

98-

69

HP-48GX

Hammer

0

R

LCD

93-

66

HP-48S

Shorty

1

R

LCD

91-93

65

HP-48SX

Charlemagne

1

R

LCD

90-?

63

HP-49G

V'ger/Copernicus

0

R

LCD

99-

72

HP-55

Merlin

4

R

LED

75-77

7

HP-56 -> HP-91

9

LED

???

???

HP-65

Superstar

5

R

LED

74-77

5

HP-66 -> HP-9815

9

LED

???

???

HP-67

Hawkeye

1

R

LED

76-82

15

HP-70

Scrooge

6

LED

74-75

6

HP-71B

Titan

1

R

LCD

84-88

45

HP-75C

Kangaroo

2

LCD

82-84

43

HP-75D

Merlin

2

R

LCD

84-86

46

HP-80

4

R

LED

73-78

2

HP-81

6

LED

??-??

???

HP-83

Virgo

3

CRT

80-83

34

HP-85

Capricorn/Chestnut

2

CRT

79-87

32

HP-86

2

CRT

82-87

40

HP-87

Gemini

3

CRT

82-84

39

HP-91

Felix

4

LED

76-79

11

HP-92

Bobcat

5

LED

77-80

19

HP-94

7

LCD

87-87

49

HP-95C

8

LED

???

14

HP-97

Kitty Hawk

2

R

LED

76-84

16

HP-97S

Ricochet

6

LED

77-?

21

HP-9100

6

LED

HP-9805

7

LED

HP-9810

5

LED

HP-9815

4

LED

HP-9820

5

LED

HP-9825

3

LED

HP-9830

5

LED