Oppo A38 vs Samsung Galaxy A21s

Key Specs

Battery
5000 mAh	5000 mAh
Display
6.56 inches (16.66 cm)	6.5 inches (16.51 cm)
Front Camera
5 MP	13 MP
Processor
MediaTek Helio G85	Samsung Exynos 8 Octa 850
RAM
4 GB	4 GB
Rear Camera
50 MP + 2 MP	48 MP + 8 MP + 2 MP + 2 MP

Battery

Capacity
5000 mAh	5000 mAh
Quick Charging
Yes, Super VOOC, 33W: 50 % in 30 minutes	Yes, Fast, 15W
Removable
No	No
TalkTime
-	Up to 54 Hours(4G)
Type
Li-Polymer	Li-ion
USB Type-C
Yes	Yes

Design

Build Material
-	Back: Plastic
Colours
Glowing Black, Glowing Gold	Black, Blue, White
Height
163.7 mm	163.7 mm
Ruggedness
Dust proof	-
Thickness
8.1 mm	8.9 mm
Waterproof
Yes, Splash proof, IPX4, IPX5	-
Weight
190 grams	192 grams
Width
75 mm	75.3 mm

Display

Aspect Ratio
20:9	20:9
Bezel-less display
Yes with waterdrop notch	Yes with punch-hole display
Brightness
720 nits	-
Display Type
IPS LCD	PLS TFT LCD
Pixel Density
269 ppi	270 ppi
Refresh Rate
90 Hz	60 Hz
Resolution
720x1612 px (HD+)	720x1600 px (HD+)
Screen Size
6.56 inches (16.66 cm)	6.5 inches (16.51 cm)
Screen to Body Ratio (calculated)
84.62 %	82.75 %
Screen to Body Ratio (claimed by the brand)
89.80 %	-
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Autofocus
-	No
Camera Features
Fixed Focus	-
Camera Setup
Single	Single
Flash
-	No
Resolution
5 MP f/2.2, Wide Angle, Primary Camera(27 mm focal length, 5.0" sensor size, 1.12µm pixel size)	13 MP f/2.2, Primary Camera(3.1" sensor size, 1.12µm pixel size)

Not sure which
mobile to buy?

General

Brand
OPPO	Samsung
Custom UI
ColorOS	Samsung One UI
Launch Date
September 8, 2023 (Official)	June 17, 2020 (Official)
Operating System
Android v13	Android v10 (Q)

Main Camera

Autofocus
Yes	Yes, Phase Detection autofocus
Camera Features
5 x Digital Zoom Auto Flash Face detection Touch to focus	8 x Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
Dual	Quad
Flash
Yes, LED Flash	Yes, LED Flash
Image Resolution
8150 x 6150 Pixels	8000 x 6000 Pixels
OIS
-	No
Resolution
50 MP f/1.8, Wide Angle (75° field-of-view), Primary Camera(28 mm focal length, 2.8" sensor size, 0.61µm pixel size)2 MP f/2.4, Depth Camera(21 mm focal length, 5.0" sensor size, 1.75µm pixel size)	48 MP f/2.0, Wide Angle, Primary Camera(26 mm focal length, 2" sensor size, 0.8µm pixel size)8 MP f/2.2, Ultra-Wide Angle Camera(4.0" sensor size, 1.12µm pixel size)2 MP f/2.4, Macro Camera 2 MP f/2.4, Depth Camera
Sensor
OV50D	-
Settings
Exposure compensation, ISO control	Exposure compensation, ISO control
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
1920x1080 @ 30 fps	1920x1080 @ 30 fps

Multimedia

Audio Jack
3.5 mm	3.5 mm
FM Radio
Yes	-
Loudspeaker
Yes	Yes

Network & Connectivity

Bluetooth
Yes, v5.3	Yes, v5.0
GPS
Yes with A-GPS, Glonass	Yes with A-GPS, Glonass
NFC
No	No
Network Support
5G Not Supported in India, 4G Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
Head: 1.09 W/kg, Body: 0.88 W/kg	Head: 0.831 W/kg
SIM 1
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	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) / 1900(band 2) / 850(band 5) / 800(band 20) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	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) / 1900(band 2) / 850(band 5) / 800(band 20) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM1: Nano, SIM2: Nano	SIM1: Nano, SIM2: Nano
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
Mass storage device, USB charging	Mass storage device, USB charging
VoLTE
Yes	Yes
Wi-Fi
Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz	Yes, Wi-Fi 5 (802.11 b/g/n/ac) 5GHz
Wi-Fi Features
Mobile Hotspot	Wi-Fi Direct, Mobile Hotspot

Performance

Architecture
64 bit	64 bit
CPU
Octa core (2 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)	Octa core (2 GHz, Quad core, Cortex A55 + 2 GHz, Quad core, Cortex A55)
Chipset
MediaTek Helio G85	Samsung Exynos 8 Octa 850
Fabrication
12 nm	8 nm
Graphics
Mali-G52 MC2	Mali-G52 MP1
RAM type
LPDDR4X	LPDDR4X

Sensors

Fingerprint Sensor
Yes	Yes
Fingerprint Sensor Position
Side	Rear
Other Sensors
Light sensor, Proximity sensor, Accelerometer, Compass	Light sensor, Proximity sensor, Accelerometer, Gyroscope

Storage

Expandable Memory
Yes, Up to 1 TB	Yes, Up to 512 GB
Internal Memory
128 GB	64 GB
Storage Type
eMMC 5.1	eMMC 5.1
USB OTG
Yes	Yes
User Available Storage
-	Up to 48.1 GB