Samsung Galaxy A51 vs Xiaomi Redmi Note 9 Pro Max
Key Feature Comparison
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At a Glance
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Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.3 GHz, Dual core, Kryo 465 + 1.8 GHz, Hexa Core, Kryo 465)
4000 mAh
5020 mAh
6.5 inches
6.67 inches
Quad, 48MP + 12MP + 5MP + 5MP
Quad, 64MP + 8MP + 5MP + 2MP
4G
4G
Detailed Specs
Screen Size
6.5 inches
6.67 inches
Screen Type
Super AMOLED
IPS LCD
Screen Resolution
1080 x 2400 pixels
1080 x 2400 pixels
Pixel Density
405 ppi
395 ppi
Aspect Ratio
20:09
20:09
Screen Protection
Gorilla Glass 3
Gorilla Glass 5
Screen to Body Ratio
87.44%
84.73%
Screen Design
Punch hole
Punch hole
Screen Quality
FHD
FHD
Screen Refresh Rate
-
60 Hz
Peak Brightness
-
450 nits
Phone Variants
8GB 128GB, 6GB 128GB
6GB 64GB, 8GB 128GB, 6GB 128GB
Expandable Storage
Yes
Yes
RAM Type
LPDDR4X
LPDDR4X
Storage Type
UFS 2.0
UFS 2.1
Expandable Storage Capacity
Yes, 512 GB
Yes, 512 GB
OTG Support
Yes
Yes
Sensors
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Operating System
Android v10 (Q)
Android v10 (Q)
GPU
Mali-G72 MP3
Adreno 618
Chipset
Samsung Exynos 9 Octa 9611
Qualcomm Snapdragon 720G
CPU
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.3 GHz, Dual core, Kryo 465 + 1.8 GHz, Hexa Core, Kryo 465)
Custom User Interface
Samsung One UI
MIUI
Clock Speed
2.3 GHz
2.3 GHz
Architecture
64 bit
64 bit
Process Technology
10 nm
8 nm
Battery Capacity
4000 mAh
5020 mAh
Battery Removable
No
No
Battery Type
Li-ion
Li-Polymer
Charger Type
Fast, 15W
Fast, 33W
USB Type-C
Yes
Yes
Fast Charging
Yes
Yes
Charging Time
-
50 % in 30 minutes
Announced On
5-Dec-19
12-Mar-20
Market Status
Available
Available
Brand
Samsung
Xiaomi
Model Number
SM-A515FZB1INS/SM-A515FZBWINS
M2003J6B1I/MZB9589IN
Price Status
Confirmed
Confirmed
Price
Rs. 20,450
Rs. 14,569
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Audio Features
Dolby Atmos
-
NFC
Yes
No
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, ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n, MIMO
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
Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
VoLTE
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...
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...
Front Video Recording
1920x1080 @ 30 fps
1920x1080 @ 30 fps, 1280x720 @ 30 fps
Front Camera Features
HDR
HDR, panorama
Front Camera Setup
Single, 32MP
Single, 32MP
Front Camera 1 Resolution
32 MP
32 MP
Front Camera 1 Type
f/2.2 Primary Camera
Primary Camera
Front Camera 1 Lens
2.8" sensor size, 0.8 micrometre pixel size
1.6 micrometre pixel size
Front Aperture
f/2.2
-
Front Flash
No
-
Weight
172 grams
209 grams
Colors
Prism Crush White, Prism Crush Black, Prism Crush Pink, Prism Crush Blue
Aurora Blue , Glacier White, Interstellar Black , Champagne Gold
Build
Back: Plastic
Back: Gorilla Glass
Dimensions
158.5 x 73.6 x 7.9 mm
165.5 x 76.6 x 8.8 mm
SAR Value
Head: 0.598 W/kg
Head: 0.880 W/kg, Body: 0.475 W/kg
Water Resistance
-
Yes, Splash proof
OIS
No
-
Rear 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
10 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Quad, 48MP + 12MP + 5MP + 5MP
Quad, 64MP + 8MP + 5MP + 2MP
Rear Camera 1 Resolution
48 MP
64 MP
Rear Camera 1 Type
f/2.0 (upto 8x Digital Zoom) Primary Camera
f/1.89 (upto 10x Digital Zoom) Primary Camera
Rear Camera 1 Lens
26 mm focal length, 2.25" sensor size, 0.8 micrometre pixel size
1.7" sensor size, 1.6 micrometre pixel size
Rear Camera 2 Resolution
12 MP
8 MP
Rear Camera 2 Type
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
Rear Camera 3 Resolution
5 MP
5 MP
Rear Camera 3 Type
f/2.4, Macro Camera
Macro Camera
Rear Camera 4 Resolution
5 MP
2 MP
Rear Camera 4 Type
f/2.2, Depth Camera
Depth Camera
Rear Sensor
ISO-CELL
CMOS image sensor, ISOCELL Plus
Rear Aperture
f/2.0
f/1.89
Rear Camera 2 Lens
-
1.12 micrometre pixel size
Rear Camera 3 Lens
-
1.12 micrometre pixel size
Rear Camera 4 Lens
-
1.75 micrometre pixel size
Fingerprint Scanner
Yes
Yes
Fingerprint Scanner Position
On-Screen
Side
Fingerprint Scanner Type
Optical
-
Face Unlock
Yes
Yes