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Samsung Galaxy M51 vs Xiaomi Redmi K30 Pro vs Redmi K20

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Last Updated: 
7th Oct 2020

Key Feature Comparison

Samsung Galaxy M51
₹22,999
8/10
Xiaomi Redmi K30 Pro
8/10
Xiaomi Redmi K20
₹18,999
8/10
Samsung Galaxy M51
Samsung Galaxy M51
8/10
₹22,999
8/10
VS
Xiaomi Redmi K30 Pro
Xiaomi Redmi K30 Pro
8/10
8/10
VS
Xiaomi Redmi K20
Xiaomi Redmi K20
8/10
₹18,999
8/10
Display
Screen Size
6.7 inches
6.67 inches
6.39 inches
Display Type
Super AMOLED capacitive touchscreen
Super AMOLED capacitive touchscreen
AMOLED capacitive touchscreen
Display Resolution
1080 x 2340 pixels
1080 x 2400 pixels
1080 x 2340 pixels
Pixel Density
385 ppi
395 ppi
403 ppi
Aspect Ratio
19.5:9
20:09
19.5:9
Protection
Corning Gorilla Glass 3
Corning Gorilla Glass 5
Corning Gorilla Glass 5
Screen to Body Ratio
87.40%
87.20%
86.1%
Battery
Battery Capacity
7000 mAh battery
4700 mAh battery
4000 mAh battery
User Replaceable
non-removable
Non-removable
Non-removable
Talk Time
Upto 64 Hours
-
-
Music Time
Upto 182 Hours
-
-
Charging
Fast charging 25WReverse Charging100% in 115 mins
Fast charging 30W, 100% in 63 minUSB Power Delivery 3.0Quick Charge 4
Fast battery charging 18W
Battery Type
Li-Po
Li-Po
Li-Po
Memory & Storage
RAM/Internal Storage
128GB 6GB RAM, 128GB 8GB RAM
128GB 6GB RAM, 128GB 8GB RAM, 128GB 12GB RAM, 256GB 8GB RAM
64GB 6GB RAM, 128GB 6GB RAM
Expandable Memory
microSDXC, up to 512GB
No
No
Front Camera
Single Camera
32 MP, f/2.0, 26mm (wide), 1/2.8, 0.8 micron
Motorized pop-up 20 MP, (wide), 1/3.4, 0.8 micron
Motorized pop-up 20 MP, f/2.2, 0.8 micron
Front Camera Video
1080p30fps
1080p30fps, 720p120fps
1080p30fps
Front Camera Features
HDR
HDR
HDR
Launch
Announced On
2020, August 31
2020, March 24
2019, May
Status
Available. Released 2020, September 17
Unavailable In India
Available. Released 2019, June
Performance
OS
Android 10, One UI 2.1
Android 10, MIUI 11
Android 9.0 (Pie), upgradable to Android 10, MIUI 11
GPU
Adreno 618
Adreno 650
Adreno 618
Chipset GP
Qualcomm SDM730 Snapdragon 730G (8 nm)
Qualcomm SM8250 Snapdragon 865 (7 nm)
Qualcomm SDM730 Snapdragon 730 (8 nm)
CPU
Octa-core (2x2.2 GHz Kryo 470 Gold, 6x1.8 GHz Kryo 470 Silver)
Octa-core (1x2.84 GHz Kryo 585, 3x2.42 GHz Kryo 585, 4x1.80 GHz Kryo 585)
Octa-core (2x2.2 GHz Kryo 470 Gold 6x1.8 GHz Kryo 470 Silver)
Miscellaneous Features
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer
Fingerprint (under display), accelerometer, gyro, proximity, compass
Design
Height
6.40 inches
6.43 inches
6.17 inches
Width
3.05 inches
2.97 inches
2.93 inches
Thickness
0.33 inches
0.35 inches
0.35 inches
Weight
213 g
218 g
191 g
Color
Celestial Black, Electric Blue
Space Gray, Sky Blue, Star Ring Purple, Moonlight White
Carbon Black, Red Flame, Glacier Blue, Pearl White
Build
Glass front (Gorilla Glass 3), plastic back, plastic frame
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
Front/back glass, aluminum frame
Sound
HeadPhone Jack
Yes
Yes
Yes
Loudspeaker
Yes
Yes
Yes
Audio Features
Dolby Atmos
24-bit/192kHz audio
24-bit/192kHz audioActive noise cancellation with dedicated mic
Communications
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS
Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS
Yes, with A-GPS, GLONASS, GALILEO, BDS
Radio
FM radio
Unspecified
Yes
USB
2.0, Type-C 1.0 reversible connector
2.0, Type-C 1.0 reversible connector, USB On-The-Go
2.0, Type-C 1.0 reversible connector, USB On-The-Go
NFC
Yes
Yes
Yes
SIM
Dual SIM (Nano-SIM, dual stand-by)
Dual SIM (Nano-SIM, dual stand-by)
Dual SIM (Nano-SIM, dual stand-by)
Network Support
GSM / HSPA / LTE
GSM / CDMA / HSPA / EVDO / LTE / 5G
GSM / HSPA / LTE
Back Camera
Quad Camera
64 MP, f/1.8, 26mm (wide), 1/1.72, 0.8 micron12 MP, f/2.2, 123degree (ultrawide)5 MP, f/2.4, (macro)5 MP, f/2.4, (depth)
64 MP, f/1.9, 26mm (wide), 1/1.72, 0.8 micron5 MP, f/2.2, 50mm (telephoto macro)13 MP, f/2.4, 123degree (ultrawide), 1.12 micron2 MP, f/2.4, (depth)
-
Autofocus
PDAF
PDAF, AF
PDAF
Back Camera Video
4K30fps, 1080p30fps
8K24/30fps, 4K30/60fps, 1080p30/60/120/240fps, 1080p960fps gyro-EIS
4K30fps, 1080p30/120/240fps, 1080p960fps
Back Camera Features
LED flash, panorama, HDR
Dual-LED dual-tone flash, HDR, panorama
Dual-LED flash, HDR, panorama
General
Bluetooth
5.0, A2DP, LE
5.1, A2DP, LE, aptX HD, aptX Adaptive
5.0, A2DP, LE, aptX HD

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