The figures in the Numeral, Alphanumeric, Binary and Kanji columns indicate the maximum allowable number of respective characters, including those for the data bit number.
When using the Version 1 QR Code with correction level L, for example, the maximum allowable numbers are 152, 25, 17, 10 for the data bit number, numerals, binaries and Kanji respectively.
Version
Modules
ECC
Level
Data bits
(mixed)
Numeric
Alphanumeric
Binary
Kanji
1
21x21
L
M
Q
H
152
128
104
72
41
34
27
17
25
20
16
10
17
14
11
7
10
8
7
4
2
25x25
L
M
Q
H
272
224
176
128
77
63
48
34
47
38
29
20
32
26
20
14
20
16
12
8
3
29x29
L
M
Q
H
440
352
272
208
127
101
77
58
77
61
47
35
53
42
32
24
32
26
20
15
4
33x33
L
M
Q
H
640
512
384
288
187
149
111
82
114
90
67
50
78
62
46
34
48
38
28
21
5
37x37
L
M
Q
H
864
688
496
368
255
202
144
106
154
122
87
64
106
84
60
44
65
52
37
27
6
41x41
L
M
Q
H
1,088
864
608
480
322
255
178
139
195
154
108
84
134
106
74
58
82
65
45
36
7
45x45
L
M
Q
H
1,248
992
704
528
370
293
207
154
224
178
125
93
154
122
86
64
95
75
53
39
8
49x49
L
M
Q
H
1,552
1,232
880
688
461
365
259
202
279
221
157
122
192
152
108
84
118
93
66
52
9
53x53
L
M
Q
H
1,856
1,456
1,056
800
552
432
312
235
335
262
189
143
230
180
130
98
141
111
80
60
10
57x57
L
M
Q
H
2,192
1,728
1,232
976
652
513
364
288
395
311
221
174
271
213
151
119
167
131
93
74