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Samsung Galaxy A51 vs Poco X2 vs Xiaomi Mi 9 Pro

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Last Updated: 
23rd Jun 2020

Key Feature Comparison

Samsung Galaxy A51
₹22,999
8/10
POCO X2
₹16,499
8/10
Xiaomi Mi 9 Pro
8/10
Samsung Galaxy A51
Samsung Galaxy A51
8/10
₹22,999
8/10
VS
POCO X2
POCO X2
8/10
₹16,499
8/10
VS
Xiaomi Mi 9 Pro
Xiaomi Mi 9 Pro
8/10
8/10
Display
Screen Size
6.5 inches
6.67 inches
6.39 inches
Screen Type
Super AMOLED
IPS LCD
Super AMOLED
Screen Resolution
1080 x 2400 pixels
1080 x 2400 pixels
1080 x 2280 pixels
Pixel Density
405 ppi
395 ppi
395 ppi
Aspect Ratio
20:09
20:09
19.5:9
Screen Protection
Corning Gorilla Glass v3
Corning Gorilla Glass v5
Corning Gorilla Glass v6
Screen to Body Ratio
87.44%
91%
86.48%
Screen Design
Punch-Hole Display
Punch-Hole Display
Waterdrop Notch
Screen Quality
FHD
FHD
FHD
Screen Refresh Rate
-
120 Hz
-
Peak Brightness
-
500 nits
-
Performance
GPU
Mali-G72 MP3
Adreno 618
Adreno 640
Operating System
Android v10 (Q)
Android v10 (Q)
Android v9.0 (Pie)
Chipset
Samsung Exynos 9 Octa 9611
Qualcomm Snapdragon 730G
Qualcomm Snapdragon 855 Plus
CPU
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Octa core (2.96 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)
Custom User Interface
Samsung One UI
MIUI
MIUI
Clock Speed
2.3 GHz
2.2 GHz
2.96 GHz
Architecture
64 bit
64 bit
64 bit
Process Technology
10 nm
8 nm
-
Memory & Storage
Phone Variants
128GB 6GB RAM, 128GB 8GB RAM
64GB 6GB RAM, 128GB 6GB RAM, 256GB 8GB RAM
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Expandable Storage
Yes
Yes
No
RAM Type
LPDDR4X
LPDDR4X
LPDDR4X
Storage Type
UFS 2.0
UFS 2.1
-
Expandable Storage Capacity
Yes, 512 GB
Yes, 512 GB
-
OTG Support
Yes
Yes
-
Battery
Battery Capacity
4000 mAh
4500 mAh
4000 mAh
Battery Removable
No
No
No
Battery Type
Li-ion
Li-Polymer
Li-ion
Charger Type
Fast, 15W
Fast, 27W
Quick, v4.0
USB Type-C
Yes
Yes
Yes
Fast Charging
Yes
Yes
Yes
General
Announced On
5-Dec-19
5-Feb-20
5-Sep-19
Market Status
Available
Available
Upcoming
Brand
Samsung
POCO
Xiaomi
Price Status
Confirmed
Confirmed
Expected
Price
Rs. 20,450
Rs. 14,999
Rs. 36,890
Miscellaneous Features
Sensors
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Network & Connectivity
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Audio Features
Dolby Atmos
24-bit/192kHz audio
Active noise cancellation with dedicated mic
NFC
Yes
No
Yes
Bluetooth
Yes
Yes
Yes
3.5mm Audio Jack
Yes
Yes
No
Bluetooth Type
v5.0
v5.0
v5.0
Audio Jack
3.5 mm
3.5 mm
USB Type-C
FM Radio
-
Yes
-
Front Camera
Front Video Recording
1920x1080 @ 30 fps
1920x1080 @ 30 fps, 1280x720 @ 30 fps
1080p30fps
Front Camera Features
HDR
HDR
HDR
Front Camera Setup
Single, 32MP
Dual, 20MP + 2MP
Single, 20MP
Front Camera 1 Resolution
32 MP
20 MP
20 MP
Front Camera 1 Type
f/2.2 Primary Camera
f/2.2 Primary Camera
f/2.0 Primary Camera
Front Camera 1 Lens
2.8" sensor size, 0.8 micrometre pixel size
0.8 micrometre pixel size
0.9 micrometre pixel size
Front Aperture
f/2.2
f/2.2
f/2.0
Front Flash
No
-
Yes, Screen flash
Front Camera 2 Resolution
-
2 MP
-
Front Camera 2 Type
-
f/2.4 Camera
-
Front Camera 2 Lens
-
1.75 micrometre pixel size
-
Design
Weight
172 grams
208 grams
196 grams
Colors
Prism Crush White, Prism Crush Black, Prism Crush Pink, Prism Crush Blue
Atlantis Blue, Matrix Purple, Phoenix Red
Dream White, Titanium Black
Build
Back: Plastic
Back: Gorilla Glass
Back glass (Gorilla Glass 6), aluminum frame (7000 series)
Dimensions
158.5 x 73.6 x 7.9 mm
165.3 x 76.6 x 8.7 mm
157.2 x 74.6 x 8.9 mm
SAR Value
Head: 0.598 W/kg
Head: 1.080 W/kg, Body: 0.620 W/kg
-
IP Certification
-
Yes, Splash proof
-
Network
Network Support
4G (supports Indian bands), 3G, 2G
4G (supports Indian bands), 3G, 2G
5G supported by device (network not rolled-out in India), 4G (supports Indian bands), 3G, 2G
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano (Hybrid)
SIM1: Nano, SIM2: Nano
Wi-Fi
Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n, MIMO
SIM Slot(s)
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM, Dual VoLTE
Dual SIM, GSM+GSM
eSIM
No
No
No
Wi-Fi Features
Wi-Fi Direct, Mobile Hotspot
Mobile Hotspot
Mobile Hotspot
VoLTE
Yes
Yes
Yes
SIM 1 Bands
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 1...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17), 3G Bands: UMTS 1900 / 2100 / 8...
SIM 2 Bands
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26), 3G...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17), 3G Bands: UMTS 1900 / 2100 / 8...
Rear Camera
OIS
No
No
Yes
Rear Flash
Yes, LED Flash
Yes, LED Flash
Yes, LED Flash
Rear Video Recording
3840x2160 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps
-
Rear Camera Features
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Quad, 48MP + 12MP + 5MP + 5MP
Quad, 64MP + 8MP + 2MP + 2MP
Triple, 48MP + 12MP + 16MP
Rear Camera 1 Resolution
48 MP
64 MP
48 MP
Rear Camera 1 Type
f/2.0 (upto 8x Digital Zoom) Primary Camera
f/1.89 Primary Camera
f/1.75 Primary Camera
Rear Camera 1 Lens
26 mm focal length, 2.25" sensor size, 0.8 micrometre pixel size
1.7" sensor size, 0.8 micrometre pixel size
2" sensor size, 0.8 micrometre pixel size
Rear Camera 2 Resolution
12 MP
8 MP
12 MP
Rear Camera 2 Type
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2 Telephoto Camera
Rear Camera 3 Resolution
5 MP
2 MP
16 MP
Rear Camera 3 Type
f/2.4, Macro Camera
f/2.4, Macro Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
Rear Camera 4 Resolution
5 MP
2 MP
-
Rear Camera 4 Type
f/2.2, Depth Camera
f/2.4, Depth Camera
-
Rear Sensor
ISO-CELL
Exmor-RS CMOS Sensor
Exmor-RS CMOS Sensor
Rear Aperture
f/2.0
f/1.89
f/1.75
Rear Camera 2 Lens
-
1.12 micrometre pixel size
3.6" sensor size, 1 micrometre pixel size
Rear Camera 3 Lens
-
1.75 micrometre pixel size
3" sensor size, 1 micrometre pixel size
Rear Camera 4 Lens
-
1.75 micrometre pixel size
-
Sensors
Fingerprint Scanner
Yes
Yes
Yes
Fingerprint Scanner Position
On-screen
Side
On-screen
Fingerprint Scanner Type
Optical
-
Optical

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