Sony DSC-P20 Operating Instructions (primary manual) Operating Instructions Manual page 44

The number of images* or the time** that you can record on a "Memory
Stick" (4 MB)
Still images:
Image size
1216×912
1216 (3:2)
1024×768
640×480
Moving images:
Image size
320×240
160×112
MOBILE
(80×72)
NORMAL
(160×120)***
When MODE (REC MODE) is set to NORMAL.
The maximum recording time in continuous recording
When recording 10 frames per Clip Motion file.
Remaining number of recordable images or recordable time
The actual number of remaining images or recordable time may differ depending on the
recording conditions.
44
Usage
Printing in post card size
Printing in 3:2 ratio
Viewing on PC
Attaching to e-mail
Usage
Viewing on PC
Attaching to e-mail
—
—
Quality
STANDARD
Approx. 12 Approx. 6
Approx. 12 Approx. 6
Approx. 16 Approx. 10
Approx. 57 Approx. 23
Number of images or time
Approx. 40 sec.
Approx. 160 sec.
Approx. 200
Approx. 20
FINE