Phone Comparison - Xiaomi Redmi K20 Pro vs Xiaomi Redmi Note 9 Pro Max vs Samsung Galaxy M51

Price Comparison (India) - -

general General Info

Manufacturer Xiaomi Xiaomi Samsung
Announced 2019, May 2020, March 12 2020, August 31
Status Coming soon. Exp. release 2019, July 17 Coming soon. Exp. release 2020, March 25 Coming soon. Exp. release 2020, September 11
Price Rs. 27,999 ($0.00) [Similarly Priced] Rs. 14,999 ($0.00) [Similarly Priced] -
Colors Carbon black, Flame red, Glacier blue Aurora Blue, Glacier White, Interstellar Black Blue; other colors
Form Factor Candybar Candybar Candybar
Dimension 156.7 x 74.3 x 8.8 mm
(6.17 x 2.93 x 0.35 in)
165.8 x 76.7 x 8.8 mm
(6.53 x 3.02 x 0.35 in)
162.6 x 77.5 x 8.5 mm
(6.4 x 3.05 x 0.33 in)
Weight 191 g (6.74 oz) 209 g (7.37 oz) -
SIM Type Dual SIM (Nano-SIM, dual stand-by) Hybrid Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE (unspecified) LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) LTE
Messaging
Build Features - Fingerprint Sensor(In-display)
- Fingerprint Sensor (Side-mounted)
- Fingerprint Sensor (side-mounted)

hardware Hardware and OS

OS Android 9.0 (Pie) Android 10.0 Android 10.0
User Interface MIUI 10 MIUI 11 One UI 2.0
Processor Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485), Qualcomm SDM855 Snapdragon 855 (7 nm) Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver), Qualcomm SM7125 Snapdragon 720G (8 nm) Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver), Qualcomm SDM730 Snapdragon 730 (8 nm)
GPU Adreno 640 Adreno 618 Adreno 618
RAM 8 GB 8 GB 6 GB
Internal Memory 256 GB 128 GB 128 GB
External Memory No microSDXC (uses shared SIM slot) microSDXC

display Display

Type Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 5 IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 5 FHD+ IPS LCD Capacitive Touchscreen
Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 6.39 inches 6.67 inches 6.5 inches
Resolution 1080 x 2340 pixels (403 ppi) 1080 x 2340 pixels (386 ppi) 1080 x 2340 pixels (396 ppi)
Screen-to-Body Ratio 86.23% 86.05% 82.51%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes no
Radio Yes FM radio, recording FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 48 MP + 13 MP + 8 MP 64 MP + 8 MP + 2 MP + 2 MP 64 MP + 12 MP + 5 MP + 5 MP
Flash Dual-LED Flash LED flash LED Flash
Features 48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, Laser/PDAF
13 MP, f/2.4, 12mm (ultrawide), 1/3", 1.12µm)
8 MP, f/2.4, 53mm (telephoto), 1/4", 1.12µm, Laser/PDAF, 2x optical zoom
HDR, Panorama
64 MP, f/1.9, (wide), 1/1.72", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro), 1/5.0", 1.75µm
2 MP, f/2.4, (depth)
HDR, Panorama
64 MP, f/2.0, 26mm (wide), 1/1.72", 0.8µm, PDAF
12 MP, f/2.2, (ultrawide)
5 MP, f/2.4, (macro)
5 MP, f/2.2, (depth)
Panorama, HDR
Video 2160p@30/60fps, 1080p@30/120/240fps, 1080p@960fps 2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS 4K@30fps, 1080p@30fps
Front Camera Motorized pop-up 20 MP, f/2.0, 0.9µm, HDR, 1080p@30fps [Similar] 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
HDR
1080p@30fps [Similar]
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE-A HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 400/50 Mbps
Bluetooth 5.0, A2DP, LE, aptX HD 5.0, A2DP, LE 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector
GPS Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser Yes Yes Yes

memory User Memory

Internal 256 GB, 8 GB RAM or 128 GB, 6 GB RAM 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1) 128 GB, 6 GB RAM
Expandable Storage No microSDXC (uses shared SIM slot) microSDXC
USB OTG Supported Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
NFC NFC not supported NFC not supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 27W
Non-removable Li-Po Battery
Fast battery charging 33W
Non-removable Li-Po Battery
Fast battery charging 25W
Capacity 4000 mAh 5020 mAh 7000 mAh
Stand by - - -
Talk Time - - -