From: High payload secret hiding technology for QR codes
QR version
Embedded secret capacity (bits)
L
M
Q
H
1
50
83
97
72
5
215
396
496
368
10
613
1086
1232
976
15
1088
2024
2360
1784
20
1853
3474
3880
3080
25
2596
4903
5744
4304
30
3735
6752
7880
5960
35
4751
8887
10,288
7888
40
6249
11,445
13,328
10,208