Canon Powershot A550 Advanced User's Manual page 111

Memory Cards and Estimated Capacities
Recording Pixels
(Large)
3072 × 2304 pixels
(Medium 1)
2592 × 1944 pixels
(Medium 2)
2048 × 1536 pixels
(Medium 3)
1600 × 1200 pixels
(Small)
640 × 480 pixels
(Postcard)
1600 × 1200 pixels
(Widescreen)
3072 × 1728 pixels
• Capable of smooth continuous shooting (p. 31) (When card
has been formatted with a low level format).
• This reflects standard shooting criteria established by Canon.
Actual results may vary according to the subject and shooting
conditions.
Compression 16MB
: Card included with the camera
SDC-128M
4 40
7 64
16 134
5 49
10 87
21 173
9 76
16 136
33 269
14 121
26 217
50 411
56 460
88 711
138 1118
26 217
6 53
10 86
21 177
SDC-512MSH
156
251
520
190
339
671
295
529
1041
471
839
1590
1777
2747
4317
839
207
335
686
109