<s>
The	O
Samsung	B-Application
Galaxy	I-Application
A51	I-Application
is	O
an	O
Android	B-Application
smartphone	B-Application
manufactured	O
by	O
Samsung	B-Application
Electronics	O
as	O
part	O
of	O
its	O
Galaxy	B-Application
A	I-Application
series	I-Application
.	O
</s>
<s>
The	O
Galaxy	B-Application
A51	I-Application
has	O
a	O
6.5in	O
Super	O
AMOLED	O
Infinity	O
O	O
display	O
with	O
an	O
FHD+	O
1080×2400	O
pixel	O
resolution	O
,	O
a	O
20:9	O
aspect	O
ratio	O
,	O
and	O
a	O
pixel	O
density	O
of	O
~	O
405ppi	O
.	O
</s>
<s>
The	O
phone	O
is	O
powered	O
by	O
an	O
Exynos	O
9611	O
(	O
10nm	O
)	O
octa-core	O
(	O
4×	O
2.3GHz	O
Cortex-A73	O
&	O
4×	O
1.7GHz	O
Cortex-A53	O
)	O
chip	O
and	O
a	O
Mali-G72	O
MP3	O
GPU	O
.	O
</s>
<s>
At	O
release	O
,	O
it	O
came	O
with	O
either	O
4GB	O
or	O
6GB	O
RAM	B-Architecture
and	O
either	O
64GB	O
or	O
128GB	O
internal	O
storage	O
,	O
which	O
can	O
be	O
expanded	O
with	O
a	O
microSD	O
card	O
up	O
to	O
512GB	O
.	O
</s>
<s>
Newer	O
variants	O
of	O
the	O
phone	O
can	O
come	O
with	O
up	O
to	O
8GB	O
RAM	B-Architecture
.	O
</s>
<s>
The	O
Samsung	B-Application
Galaxy	I-Application
A51	I-Application
has	O
a	O
four	O
camera	O
setup	O
arranged	O
in	O
an	O
"	O
L	O
"	O
shape	O
located	O
in	O
the	O
corner	O
with	O
a	O
rectangular	O
protrusion	O
similar	O
to	O
that	O
of	O
the	O
iPhone	B-Operating_System
11	I-Operating_System
and	O
the	O
Pixel	B-Device
4	I-Device
.	O
</s>
<s>
The	O
Galaxy	B-Application
A51	I-Application
comes	O
with	O
Android	B-Application
10	I-Application
and	O
One	B-Application
UI	I-Application
2	O
(	O
Currently	O
One	B-Application
UI	I-Application
5.0	O
)	O
(	O
Currently	O
Android	B-Application
13	I-Application
)	O
.	O
</s>
<s>
The	O
phone	O
has	O
Samsung	B-Application
Knox	I-Application
for	O
added	O
system	O
security	O
.	O
</s>
<s>
On	O
2	O
December	O
2020	O
,	O
it	O
was	O
revealed	O
that	O
the	O
Galaxy	B-Application
A51	I-Application
,	O
along	O
with	O
many	O
other	O
Samsung	B-Application
Galaxy	O
devices	O
,	O
would	O
be	O
eligible	O
to	O
receive	O
the	O
Android	B-Application
11	O
upgrade	O
with	O
One	B-Application
UI	I-Application
3.1	O
.	O
</s>
<s>
In	O
a	O
press	O
release	O
on	O
August	O
18	O
,	O
2020	O
,	O
Samsung	B-Application
stated	O
that	O
the	O
A51	O
,	O
along	O
with	O
the	O
Samsung	B-Application
Galaxy	I-Application
A71	I-Application
and	O
Samsung	B-Application
Galaxy	O
A90	O
5G	O
,	O
would	O
receive	O
three	O
generations	O
of	O
Android	B-Application
software	I-Application
support	O
.	O
</s>
<s>
Because	O
of	O
this	O
,	O
it	O
is	O
likely	O
that	O
the	O
A51	O
will	O
get	O
two	O
more	O
major	O
Android	B-Application
software	I-Application
upgrades	O
after	O
receiving	O
Android	B-Application
11	O
.	O
</s>
<s>
The	O
Galaxy	B-Application
A51	I-Application
comes	O
in	O
Prism	O
Crush	O
Black	O
,	O
Prism	O
Crush	O
White	O
,	O
and	O
Prism	O
Crush	O
Blue	O
,	O
while	O
the	O
5G	O
variant	O
comes	O
in	O
Prism	O
Cube	O
Black	O
,	O
Prism	O
Cube	O
White	O
,	O
and	O
Prism	O
Cube	O
Pink	O
.	O
</s>
<s>
The	O
Samsung	B-Application
Galaxy	I-Application
A51	I-Application
was	O
announced	O
and	O
released	O
in	O
December	O
2019	O
along	O
with	O
the	O
Galaxy	B-Application
A71	I-Application
.	O
</s>
<s>
Samsung	B-Application
later	O
announced	O
a	O
5G	O
variant	O
in	O
April	O
2020	O
featuring	O
a	O
larger	O
4500mAh	O
battery	O
and	O
an	O
Exynos	O
9811	O
SoC	O
.	O
</s>
<s>
A	O
5G	O
ultra-wideband	O
version	O
with	O
mmWave	O
support	O
is	O
exclusive	O
to	O
Verizon	B-Application
powered	O
by	O
the	O
Qualcomm	B-Architecture
Snapdragon	I-Architecture
765G	O
.	O
</s>
