<s>
Redmi	B-Application
K30	I-Application
Pro	I-Application
is	O
a	O
line	O
of	O
Android-based	B-Application
smartphones	B-Application
manufactured	O
by	O
Xiaomi	O
and	O
marketed	O
under	O
its	O
Redmi	B-Application
sub-brand	O
.	O
</s>
<s>
There	O
are	O
four	O
models	O
,	O
the	O
K30	O
Pro	O
,	O
K30	O
Pro	O
Zoom	O
,	O
K30	O
Ultra	O
and	O
the	O
POCO	B-Application
F2	I-Application
Pro	I-Application
,	O
which	O
is	O
a	O
rebranded	O
version	O
of	O
the	O
K30	O
Pro	O
.	O
</s>
<s>
The	O
company	O
discontinued	O
the	O
smartphone	B-Application
's	O
sale	O
in	O
favor	O
of	O
the	O
successor	O
Redmi	B-Application
K40	I-Application
Pro	I-Application
lineup	O
in	O
2021	O
.	O
</s>
<s>
The	O
Pro	O
models	O
are	O
powered	O
by	O
the	O
Snapdragon	O
865	O
and	O
Adreno	B-General_Concept
650	I-General_Concept
,	O
while	O
the	O
K30	O
Ultra	O
uses	O
the	O
MediaTek	B-Architecture
Dimensity	O
1000+	O
and	O
Mali-G77	O
MC9	O
.	O
</s>
<s>
The	O
K30	O
Pro	O
,	O
K30	O
Pro	O
Zoom	O
and	O
POCO	B-Application
F2	I-Application
Pro	I-Application
have	O
either	O
128	O
or	O
256	O
GB	O
of	O
storage	O
and	O
6	O
or	O
8	O
GB	O
of	O
RAM	B-Architecture
with	O
an	O
additional	O
12	O
GB	O
RAM/512	O
GB	O
UFS	O
variant	O
on	O
the	O
K30	O
Pro	O
Zoom	O
;	O
the	O
128	O
GB/6	O
GB	O
K30	O
Pro	O
model	O
has	O
UFS	O
3.0	O
while	O
other	O
models	O
have	O
UFS	O
3.1	O
.	O
</s>
<s>
The	O
POCO	B-Application
F2	I-Application
Pro	I-Application
has	O
UFS	O
3.1	O
on	O
all	O
models	O
and	O
no	O
8	O
GB	O
RAM/128	O
GB	O
UFS	O
variant	O
.	O
</s>
<s>
At	O
the	O
front	O
,	O
the	O
display	O
is	O
larger	O
than	O
the	O
K20	O
's	O
at	O
6.67	O
"	O
(	O
169.4mm	O
)	O
and	O
has	O
a	O
wider	O
20:9	O
aspect	B-General_Concept
ratio	I-General_Concept
,	O
using	O
an	O
AMOLED	B-Algorithm
panel	O
with	O
an	O
optical	O
fingerprint	O
sensor	O
and	O
HDR10+	O
support	O
;	O
only	O
the	O
K30	O
Ultra	O
has	O
a	O
120	O
Hz	O
refresh	O
rate	O
.	O
</s>
<s>
All	O
devices	O
are	O
pre-installed	O
with	O
MIUI	B-Protocol
11	I-Protocol
,	O
which	O
is	O
based	O
on	O
Android	B-Application
10	I-Application
.	O
</s>
<s>
Xiaomi	O
released	O
another	O
version	O
of	O
the	O
phone	O
,	O
Redmi	B-Application
K30	I-Application
Pro	I-Application
Zoom	O
,	O
with	O
almost	O
similar	O
features	O
except	O
3x	O
optical	O
zoom	O
.	O
</s>
<s>
The	O
wide	O
sensor	O
on	O
all	O
variants	O
has	O
been	O
upgraded	O
from	O
a	O
Sony	B-Device
IMX586	O
48	O
MP	O
sensor	O
to	O
a	O
Sony	B-Device
IMX686	I-Device
64	O
MP	O
sensor	O
and	O
now	O
features	O
an	O
extra	O
depth	O
sensor	O
.	O
</s>
<s>
It	O
has	O
an	O
8	O
MP	O
telephoto	O
lens	O
with	O
3x	O
optical	O
zoom	O
,	O
while	O
the	O
K30	O
Pro	O
and	O
POCO	B-Application
F2	I-Application
Pro	I-Application
have	O
a	O
5	O
MP	O
"	O
telemacro	O
"	O
lens	O
which	O
has	O
twice	O
the	O
focal	O
length	O
of	O
a	O
standard	O
macro	O
lens	O
.	O
</s>
<s>
The	O
front-facing	O
camera	O
uses	O
a	O
motorized	O
pop-up	O
Samsung	B-Architecture
S5K3T2	O
20	O
MP	O
sensor	O
,	O
f/2.2	O
,	O
(	O
wide	O
)	O
,	O
1/3.4	O
"	O
,	O
0.8µm	O
with	O
HDR	O
.	O
</s>
