Xiaomi Redmi 9i vs Samsung Galaxy M51
Key Feature Comparison
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At a Glance
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Octa core, 2 GHz, Cortex A53
Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
5000 mAh
7000 mAh
6.53 inches
6.7 inches
Single, 13MP
Quad, 64MP + 12MP + 5MP + 5MP
4G
4G
Detailed Specs
Screen Size
6.53 inches
6.7 inches
Screen Type
IPS LCD
Super AMOLED
Screen Resolution
720 x 1600 pixels
1080 x 2400 pixels
Pixel Density
269 ppi
393 ppi
Aspect Ratio
20:09
20:09
Screen to Body Ratio
81.01%
91%
Screen Design
Waterdrop notch
Punch hole
Peak Brightness
270 nits
420 nits
Screen Protection
-
Gorilla Glass 3
Screen Quality
-
FHD
Phone Variants
4GB 128GB, 4GB 64GB
8GB 128GB, 6GB 128GB
Expandable Storage
Yes
Yes
Expandable Storage Capacity
Yes, 512 GB
Yes, 512 GB
OTG Support
Yes
-
RAM Type
-
LPDDR4X
Storage Type
-
UFS 2.1
Sensors
Light sensor, Proximity sensor, Accelerometer, Compass
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Operating System
Android v10 (Q)
Android v10 (Q)
GPU
PowerVR GE8320
Adreno 618
Chipset
MediaTek Helio G25
Qualcomm Snapdragon 730G
CPU
Octa core, 2 GHz, Cortex A53
Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Custom User Interface
MIUI
Samsung One UI
Clock Speed
2 GHz
2.2 GHz
Architecture
64 bit
64 bit
Process Technology
12 nm
8 nm
Battery Capacity
5000 mAh
7000 mAh
Battery Removable
No
No
Battery Type
Li-Polymer
Li-ion
USB Type-C
No
Yes
Charger Type
-
Fast, 25W
Fast Charging
-
Yes
Announced On
9-Sep-20
31-Aug-20
Market Status
Available
Available
Brand
Xiaomi
Samsung
Model Number
MZB0813INMZB080SINMZB0817INMZB080UINMZB0BQIIN
SM-M515FZBEINS
Price Status
Confirmed
Confirmed
Price
Rs. 7,469
Rs. 19,999
Water Resistance
Yes, Splash proof
-
Weight
194 grams
213 grams
Colors
Midnight Black, Sea Blue,Nature Green
Celestial Black, Electric Blue
Build
Back Panel: Plastic
Back: Plastic
Dimensions
164.9 x 77.07 x 9 mm
163.9 x 76.3 x 9.5 mm
SAR Value
Head: 0.528 W/kg, Body: 0.791 W/kg
Head: 1.381 W/kg
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
NFC
No
Yes
Network Support
4G
4G
Bluetooth
Yes
Yes
3.5mm Audio Jack
Yes
Yes
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
Wi-Fi
Yes, Wi-Fi 802.11, a/b/g/n
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Bluetooth Type
v5.0
v5.0
Audio Jack
3.5 mm
3.5 mm
SIM Slot(s)
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
eSIM
No
No
Wi-Fi Features
Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
VoLTE
Yes
Yes
SIM 1 Bands
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), 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 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 19...
SIM 2 Bands
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), 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 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 19...
Audio Features
-
Dolby Atmos
Front Video Recording
1080p30fps
1920x1080 @ 30 fps
Front Camera Features
HDR
HDR
Front Camera Setup
Single, 5MP
Single, 32MP
Front Camera 1 Resolution
5 MP
32 MP
Front Camera 1 Type
f/2.2 Primary Camera
f/2.2, Wide Angle Primary Camera
Front Camera 1 Lens
1.12 micrometre pixel size
26 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size
Front Aperture
f/2.2
f/2.2
Front Flash
Yes, Screen flash
No
Front Sensor
-
Exmor RS
Rear Flash
Yes, LED Flash
Yes, LED Flash
Rear Video Recording
1920x1080 @ 30 fps, 1280x720 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 30 fps
Rear Camera Features
Digital Zoom, Auto Flash, Face detection, Touch to focus
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Single, 13MP
Quad, 64MP + 12MP + 5MP + 5MP
Rear Camera 1 Resolution
13 MP
64 MP
Rear Camera 1 Type
f/2.2 Primary Camera
f/1.8 (upto 8x Digital Zoom), Wide Angle Primary Camera
Rear Camera 1 Lens
1 micrometre pixel size
26 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size
Rear Aperture
f/2.2
f/1.8
OIS
-
No
Rear Camera 2 Resolution
-
12 MP
Rear Camera 2 Type
-
f/2.2, Wide Angle, Ultra-Wide Angle Camera
Rear Camera 3 Resolution
-
5 MP
Rear Camera 3 Type
-
f/2.4, Macro Camera
Rear Camera 4 Resolution
-
5 MP
Rear Camera 4 Type
-
f/2.4, Depth Camera
Rear Sensor
-
Exmor-RS CMOS Sensor, ISOCELL Plus
Fingerprint Scanner
No
Yes
Face Unlock
Yes
Yes
Fingerprint Scanner Position
-
Side