<s>
The	O
Canon	B-Device
PowerShot	I-Device
S90	I-Device
is	O
a	O
high-end	O
10.0-megapixel	O
compact	B-Algorithm
digital	B-Device
camera	I-Device
originally	O
announced	O
in	O
2009	O
.	O
</s>
<s>
The	O
PowerShot	B-Device
S90	I-Device
is	O
the	O
successor	O
of	O
the	O
Canon	B-Algorithm
PowerShot	I-Algorithm
S80	I-Algorithm
.	O
</s>
<s>
The	O
almost	O
4-year	O
gap	O
between	O
the	O
S80	B-Algorithm
and	O
the	O
S90	O
,	O
compared	O
with	O
intervals	O
of	O
6	O
months	O
to	O
1	O
year	O
between	O
prior	O
versions	O
,	O
led	O
to	O
the	O
line	O
being	O
popularly	O
considered	O
discontinued	O
,	O
and	O
thus	O
the	O
S90	O
as	O
a	O
revival	O
,	O
rather	O
than	O
a	O
strict	O
successor	O
.	O
</s>
<s>
Raw	B-Application
image	I-Application
file	I-Application
format	O
;	O
one	O
of	O
few	O
"	O
point	O
and	O
shoot	O
"	O
cameras	O
to	O
have	O
raw	B-Application
formatting	O
.	O
</s>
<s>
(	O
Note	O
:	O
Raw	B-Application
format	I-Application
is	O
not	O
available	O
in	O
Auto	O
,	O
Low	O
Light	O
,	O
and	O
SCN	O
modes	O
.	O
</s>
<s>
The	O
fast	O
(	O
f/2	O
)	O
lens	O
and	O
the	O
decision	O
to	O
reduce	O
the	O
pixel	O
count	O
(	O
hence	O
reducing	O
noise	O
;	O
also	O
found	O
in	O
the	O
G11	B-Device
)	O
are	O
particularly	O
cited	O
.	O
</s>
<s>
In	O
the	O
high-end	O
compact	B-Algorithm
camera	I-Algorithm
market	O
,	O
its	O
main	O
competitor	O
is	O
the	O
Panasonic	B-Algorithm
Lumix	I-Algorithm
DMC-LX3	I-Algorithm
(	O
and	O
the	O
Lumix	O
's	O
sister	O
camera	O
,	O
the	O
Leica	O
D-Lux	O
4	O
)	O
;	O
one	O
significant	O
difference	O
being	O
that	O
the	O
S90	O
is	O
significantly	O
slimmer	O
due	O
to	O
the	O
fully	O
collapsible	O
lens	O
,	O
hence	O
more	O
portable	O
.	O
</s>
<s>
The	O
Canon	B-Device
PowerShot	I-Device
S95	I-Device
was	O
announced	O
and	O
released	O
in	O
2010	O
.	O
</s>
<s>
It	O
was	O
designed	O
as	O
the	O
successor	O
to	O
the	O
Canon	B-Device
PowerShot	I-Device
S90	I-Device
but	O
both	O
cameras	O
are	O
currently	O
sold	O
(	O
)	O
.	O
</s>
<s>
The	O
Canon	B-Device
PowerShot	I-Device
G	I-Device
series	O
(	O
,	O
the	O
G11	B-Device
)	O
are	O
similar	O
in	O
terms	O
of	O
target	O
market	O
,	O
but	O
feature	O
a	O
larger	O
body	O
and	O
slower	O
optics	O
at	O
the	O
wide	O
angle	O
end	O
.	O
</s>
<s>
A	O
similar	O
category	O
to	O
high-end	O
compact	B-Algorithm
cameras	I-Algorithm
are	O
mirrorless	B-Device
interchangeable	I-Device
lens	I-Device
cameras	I-Device
(	O
"	O
micros	O
"	O
)	O
,	O
some	O
of	O
which	O
are	O
in	O
a	O
compact	B-Algorithm
form	O
factor	O
(	O
with	O
a	O
similar-sized	O
body	O
)	O
,	O
such	O
as	O
the	O
Panasonic	B-Device
Lumix	I-Device
DMC-GF1	I-Device
,	O
Olympus	O
PEN	O
E-P1/E	O
-P2	O
,	O
and	O
Sony	B-Device
Alpha	I-Device
NEX-3	I-Device
.	O
</s>
