OPPO A77s vs Samsung Galaxy S21 5G
Key Feature Comparison
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At a Glance
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Octa core (2.4 GHz, Quad core, Kryo 265 + 1.9 GHz, Quad core, Kryo 265)
Octa core (2.9 GHz, Single core, Cortex X1 + 2.8 GHz, Tri core, Cortex A78 + 2.2 GHz, Quad core, Cortex A55)
5000 mAh
4000 mAh
6.56 inches
6.2 inches
Dual, 50MP + 2MP
Triple, 12MP + 64MP + 12MP
4G
5G
Detailed Specs
Screen Size
6.56 inches
6.2 inches
Screen Type
IPS LCD
AMOLED
Screen Resolution
720 x 1612 pixels
1080 x 2400 pixels
Pixel Density
269 ppi
424 ppi
Aspect Ratio
20:09
20:09
Screen Protection
Yes
Corning Gorilla Glass
Screen to Body Ratio
89.80%
85.92%
Screen Design
Waterdrop notch
Punch hole
Screen Refresh Rate
90 Hz
120 Hz
Screen Quality
HD
FHD
Peak Brightness
600 nits
1300 nits
Phone Variants
8GB 128GB
8GB 256GB, 8GB 128GB
Expandable Storage
Yes
No
RAM Type
LPDDR4X
-
Storage Type
UFS 2.2
UFS 3.1
Expandable Storage Capacity
Yes, 1 TB
-
OTG Support
Yes
Yes
Sensors
Light sensor, Proximity sensor, Accelerometer, Compass
Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope
Operating System
Android v12
Android v11
GPU
Adreno 610
Mali-G78 MP14
Chipset
Qualcomm Snapdragon 680
Samsung Exynos 2100
CPU
Octa core (2.4 GHz, Quad core, Kryo 265 + 1.9 GHz, Quad core, Kryo 265)
Octa core (2.9 GHz, Single core, Cortex X1 + 2.8 GHz, Tri core, Cortex A78 + 2.2 GHz, Quad core, Cortex A55)
Custom User Interface
ColorOS
Samsung One UI
Clock Speed
2.4 GHz
2.9 GHz
Architecture
64 bit
64 bit
Process Technology
6 nm
5 nm
Battery Capacity
5000 mAh
4000 mAh
Battery Removable
No
No
Battery Type
Li-Polymer
Li-ion
Charger Type
Super VOOC, 33W
Fast, 25W
USB Type-C
Yes
Yes
Fast Charging
Yes
Yes
Charging Time
100 % in 69 minutes
-
Wireless Charging
-
Yes
Announced On
29-Sep-22
14-Jan-21
Market Status
Available
Available
Brand
OPPO
Samsung
Model Number
CPH2473
SM-G991BZVDINU
Price Status
Confirmed
Confirmed
Price
Rs. 17,999
Rs. 69,450
Water Resistance
Yes, Splash proof, IPX4, IPX5
Yes, Water resistant (up to 30 minutes in a depth of 1.5 meter), IP68
Weight
187 grams
171 grams
Colors
Sunset Orange, Starry Black
Phantom Violet, Phantom Gray, Phantom White, Phantom Pink
Build
Back: Plastic
Glass front (Gorilla Glass Victus), plastic back, aluminum frame
Dimensions
163.7 x 75 x 7.9 mm
151.7 x 71.2 x 7.9 mm
SAR Value
Head: 1.106 W/kg, Body: 0.699 W/kg
-
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
NFC
No
Yes
Network Support
4G
5G
Bluetooth
Yes
Yes
FM Radio
Yes, Recording option
No
3.5mm Audio Jack
Yes
No
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
Wi-Fi
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Bluetooth Type
v5.0
v5.1
Audio Jack
3.5 mm
USB Type-C
SIM Slot(s)
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
eSIM
No
No
Wi-Fi Features
Mobile Hotspot
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) / 900(band 8) / 700(band 28) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 /...
4G Bands: TD-LTE 2300(band 40), FD-LTE 1800(band 3), 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) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 /...
4G Bands: TD-LTE 2300(band 40), FD-LTE 1800(band 3), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
Audio Features
-
Dolby AtmosNoise cancellation microphoneStereo SpeakersStereo Speakers by AKG
Front Video Recording
1920x1080 @ 30 fps, 1280x720 @ 30 fps
3840x2160 @ 30 fps
Front Camera Features
Fixed Focus
Dual video call, Auto-HDR
Front Camera Setup
Single, 8MP
Single, 10MP
Front Camera 1 Resolution
8 MP
10 MP
Front Camera 1 Type
f/2.0, Wide Angle, Primary Camera
f/2.2, Wide Angle Primary Camera
Front Camera 1 Lens
26 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
26 mm focal length, 3.2" sensor size, 1.22 micrometre pixel size
Front Aperture
f/2.0
f/2.2
Front Flash
Yes, Screen flash
-
Rear Flash
Yes, LED Flash
Yes, LED Flash
Rear Video Recording
1920x1080 @ 30 fps, 1280x720 @ 30 fps
7680x4320 @ 24 fps, 3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps
Rear Camera Features
10 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Dual, 50MP + 2MP
Triple, 12MP + 64MP + 12MP
Rear Camera 1 Resolution
50 MP
12 MP
Rear Camera 1 Type
f/1.8, Wide Angle (77 degree field-of-view), Primary Camera
f/1.8, Wide Angle Primary Camera
Rear Camera 1 Lens
27 mm focal length, 2.7" sensor size, 0.64 micrometre pixel size
26 mm focal length, 1.7" sensor size, 1.8 micrometre pixel size
Rear Camera 2 Resolution
2 MP
64 MP
Rear Camera 2 Type
f/2.4
f/2.0 Telephoto Camera
Rear Camera 2 Lens
21 mm focal length, 1.75 micrometre pixel size
28 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size
Rear Sensor
ISO-CELL
-
Rear Aperture
f/1.8
f/1.8
OIS
-
Yes
Rear Camera 3 Resolution
-
12 MP
Rear Camera 3 Type
-
f/2.2, Wide Angle, Ultra-Wide Angle Camera
Rear Camera 3 Lens
-
13 mm focal length, 2.55" sensor size, 1.4 micrometre pixel size
Fingerprint Scanner
Yes
Yes
Fingerprint Scanner Position
Side
On-Screen
Face Unlock
Yes
Yes
Fingerprint Scanner Type
-
Ultrasonic