Canon CDI-E151-010 - Manual (Page 159)

Appendix 157
CF Cards and Estimated Capacities (Recordable Images)
PowerShot S70 With card included with the camera
FC-32MH FC-64M FC-128M FC-256MH FC-512MSH
L (Large) 3072 x 2304 pixels
9 19 40 81 163
15 32 64 130 261
33 67 136 273 547
M1 (Medium 1) 2592 x 1944 pixels
11 24 49 99 198
21 43 88 177 354
43 88 176 355 709
M2 (Medium 2) 2048 x 1536 pixels
18 38 76 154 308
33 68 137 276 552
67 136 274 548 1096
M3 (Medium 3) 1600 x 1200 pixels
30 61 122 246 491
54 109 219 440 879
107 217 435 868 1736
S (Small) 640 x 480 pixels
119 241 482 962 1893
195 393 788 1563 3125
336 676 1355 2720 5209
RAW* 3072 x 2304 pixels 3 7 16 33 68
Movie
640 x 480 pixels 45 sec. 92 sec. 186 sec. 374 sec. 743 sec.
320 x 240 pixels 91 sec. 183 sec. 368 sec. 735 sec. 1453 sec.
160 x 120 pixels 241 sec. 486 sec. 973 sec. 1954 sec. 3906 sec.