Phone Comparison - Samsung Galaxy A51 vs Oppo A91 vs OnePlus Nord

Price Comparison (India) - -

general General Info

Manufacturer Samsung Oppo OnePlus
Announced December 2019 2019, December 2020, July 21
Status Coming Soon - December 12, 2019 Coming soon. Exp. release 2019, December 26 Coming soon. Exp. release 2020, August 04
Price Rs. 23,999 ($0.00) [Similarly Priced] - Rs. 24,999 ($0.00) [Similarly Priced]
Colors Prism Crush White, Black, Pink, Blue Black, Blue, Red Blue Marble, Gray Onyx, Gray Ash
Form Factor Candybar Candybar Candybar
Dimension 158.4 x 73.7 x 7.9 mm
(6.24 x 2.9 x 0.31 in)
7.9 mm thickness
(0.31 in thickness)
158.3 x 73.3 x 8.2 mm
(6.23 x 2.89 x 0.32 in)
Weight 172 g (6.07 oz) 172 g (6.07 oz) 184 g (6.49 oz)
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) 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 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800 & TD-SCDMA
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 2100
4G Network LTE (unspecified) LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 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)
5G Network - - 5G SA/NSA
Messaging
Build Features - Fingerprint Sensor(In-display)
- Fingerprint Sensor(In-display)
- Fingerprint Sensor (under display, optical)

hardware Hardware and OS

OS Android 9.0 (Pie) Android 9.0 (Pie) Android 10
User Interface One UI ColorOS 6.1 OxygenOS 10.0
Processor Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53), Mediatek MT6771V Helio P70 (12nm) Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver), Qualcomm SDM765 Snapdragon 765G (7 nm)
GPU Mali-G72 MP3 Mali-G72 MP3 Adreno 620
RAM 8 GB 8 GB 12 GB
Internal Memory 128 GB 128 GB 256 GB
External Memory microSD, up to 512 GB (dedicated slot) microSD, up to 256 GB (dedicated slot) No

display Display

Type Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen Super AMOLED Capacitive Touchscreen FHD+ Fluid AMOLED Capacitive Touchscreen
Corning Gorilla Glass 5
90Hz refresh rate
Colors 16M colors 16M colors 16M colors
Size 6.5 inches 6.4 inches 6.44 inches
Resolution 1080 x 2340 pixels (396 ppi) 1080 x 2340 pixels (403 ppi) 1080 x 2400 pixels (409 ppi)
Screen-to-Body Ratio 89.06% - 86.15%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio Unspecified
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 + 8 MP + 2 MP + 2 MP 48 MP + 8 MP + 5 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/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, 1/5", 1.75µm (dedicated macro camera)
2 MP, f/2.4, 1/5", 1.75µm, depth sensor
HDR
64 MP, f/1.75, Sony IMX 586, 25mm (wide), 1/1.43", 1.12µm, OIS, EIS
8 MP, f/2.3, 14mm, 119° ultrawide
5 MP, f/2.4, depth sensor
2 MP, f/2.4, (macro)
HDR, Panorama
Video 2160p@30fps, 1080p@30fps 2160p@30fps 4K@30/60fps, 1080p@30fps, gyro-EIS
Front Camera 32 MP, f/2.0, 25mm (wide)
HDR
1080p@30fps [Similar]
16 MP, f/2.0, 26mm (wide), 1/3.1", 1.0µm
HDR
1080p@30fps [Similar]
32 MP, f/2.5, 26mm (wide), 1/2.8", 0.8µm
8 MP, f/2.5, (ultrawide)
HDR
2160p, 1080p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE-A HSPA 42.2/11.5 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE, aptX HD 5.1, A2DP, LE, aptX HD
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, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS Yes, A-GPS, GLONASS, BDS, NavIC
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 256 GB, 12 GB RAM or 128 GB, 8 GB RAM or 64 GB, 6 GB RAM (UFS 2.1)
Expandable Storage microSD, up to 512 GB (dedicated slot) microSD, up to 256 GB (dedicated slot) No
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 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 30W
Capacity 4000 mAh 4000 mAh 4115 mAh
Stand by - - -
Talk Time - - -