Phone Comparison - Samsung Galaxy A51 vs Oppo Reno3 vs Xiaomi Redmi Note 9 Pro Max

Price Comparison (India) - -

general General Info

Manufacturer Samsung Oppo Xiaomi
Announced December 2019 2020, March 17 2020, March 12
Status Coming Soon - December 12, 2019 Coming soon. Exp. release 2020, March Coming soon. Exp. release 2020, March 25
Price Rs. 23,999 ($0.00) [Similarly Priced] - Rs. 14,999 ($0.00) [Similarly Priced]
Colors Prism Crush White, Black, Pink, Blue Midnight Black, Aurora Blue Aurora Blue, Glacier White, Interstellar Black
Form Factor Candybar Candybar Candybar
Dimension 158.4 x 73.7 x 7.9 mm
(6.24 x 2.9 x 0.31 in)
160.2 x 73.3 x 7.9 mm
(6.31 x 2.89 x 0.31 in)
165.8 x 76.7 x 8.8 mm
(6.53 x 3.02 x 0.35 in)
Weight 172 g (6.07 oz) 170 g (6 oz) 209 g (7.37 oz)
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Hybrid Dual SIM (Nano-SIM, dual stand-by) Hybrid Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE (unspecified) LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 40(2300), 41(2500) 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)
Messaging
Build Features - Fingerprint Sensor(In-display)
- Fingerprint Sensor(In-display)
- Fingerprint Sensor (Side-mounted)

hardware Hardware and OS

OS Android 9.0 (Pie) Android 10.0 (Pie) Android 10.0
User Interface One UI ColorOS 7 MIUI 11
Processor Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) Octa-core (2x2.2 GHz Cortex-A75 & 6x2.0 GHz Cortex-A55), Mediatek MT6779 Helio P90 (12 nm) Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver), Qualcomm SM7125 Snapdragon 720G (8 nm)
GPU Mali-G72 MP3 PowerVR GM9446 Adreno 618
RAM 8 GB 8 GB 8 GB
Internal Memory 128 GB 128 GB 128 GB
External Memory microSD, up to 512 GB (dedicated slot) microSD, up to 256 GB (uses shared SIM slot) microSDXC (uses shared SIM slot)

display Display

Type Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen AMOLED Capacitive Touchscreen, Corning Gorilla Glass 6 IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 5
Colors 16M colors 16M colors 16M colors
Size 6.5 inches 6.4 inches 6.67 inches
Resolution 1080 x 2340 pixels (396 ppi) 1080 x 2400 pixels (411 ppi) 1080 x 2340 pixels (386 ppi)
Screen-to-Body Ratio 89.06% 84.30% 86.05%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio FM radio, recording
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 48 MP + 12 MP + 5 MP + 5 MP 48 MP + 13 MP + 8 MP + 2 MP 64 MP + 8 MP + 2 MP + 2 MP
Flash LED Flash LED Flash LED flash
Features 48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF
12 MP, f/2.2, 13mm (ultrawide)
5 MP, f/2.2, depth sensor
5 MP, f/2.4, macro camera
Panorama, HDR
48 MP, f/1.7, 26mm (wide), 1/2.0", 0.8µm, PDAF, OIS
13 MP, f/2.4, 52mm (telephoto), 1/3.4", 1.0µm, 5x Hybrid zoom, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
2 MP B/W, f/2.4, 1/5.0", 1.75µm
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
Video 2160p@30fps, 1080p@30fps 2160p@30fps, 1080p@30/60fps (gyro-EIS) 2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
Front Camera 32 MP, f/2.0, 25mm (wide)
HDR
1080p@30fps [Similar]
44 MP, f/2.4, 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, LTE-A HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE 5.0, A2DP, LE
Wi-Fi 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 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, USB On-The-Go 2.0, Type-C 1.0 reversible connector
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser Yes Yes Yes

memory User Memory

Internal 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 4 GB RAM 128 GB, 8 GB RAM (UFS 2.1) 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1)
Expandable Storage microSD, up to 512 GB (dedicated slot) microSD, up to 256 GB (uses shared SIM slot) microSDXC (uses shared SIM slot)
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 supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 30W
Non-removable Li-Po Battery
Fast battery charging 33W
Capacity 4000 mAh 4025 mAh 5020 mAh
Stand by - - -
Talk Time - - -