Pentax Optio A10 Operating Manual page 28

Approximate Recordable Time by Size (Recorded Pixels) and
Quality
Quality Level
Recorded Pixels
1
640 (640×480)
320 (320×240)
The default setting is C.
• The above table indicates the approximate recording times when using a 128 MB
SD Memory Card.
• The above table is based on standard shooting conditions specified by
PENTAX and may vary depending on the subject, shooting conditions, capture
mode, SD Memory Card, etc.
26
C
Best
5 min. 23 sec.
14 min. 23 sec.
D
Better
6 min. 25 sec.
16 min. 6 sec.
E
Good
7 min. 22 sec.
17 min. 32 sec.