Oppo A77 (Mediatek) vs Samsung Galaxy A21s compare

The best smartphone comparison tool: compare Oppo A77 (Mediatek) vs Samsung Galaxy A21s and choose the best model for you

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Oppo A77 (Mediatek) vs Samsung Galaxy A21s

What is the difference between the Oppo A77 (Mediatek) and Samsung Galaxy A21s? Which one is better? The answers to these questions and many more can be found here in this detailed comparison of the two phones. Discover the differences in specs between these two desirable devices, from screen size to battery life, in the table below. We have all the information you need to choose the best phone for you.

Common specs

Brand and model	Oppo A77 (Mediatek)	Samsung Galaxy A21s
Rating	(+)	(+)
Review		Samsung Galaxy A21s Review
Release date	2017, May	2020, May 15
Dimensions (HxWxD)	153.3 x 75.2 x 7.3 mm \| 6.04 x 6.04 x 2.96 in	163.7 x 75.3 x 8.9 mm \| 6.44 x 6.44 x 2.96 in
Weight	153 g \| 5.4 oz	192 g \| 6.77 oz
Colors	Gold, Rose Gold, Black	Black, White, Blue, Red
Battery	3200 mAh, Non-removable Li-Ion	5000 mAh, Non-removable Li-Po
Approximate price	310 EUR	190 EUR

Screen

Technology	IPS LCD	PLS TFT
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen size	5.5" inc	6.5" inc
Screen area	83.4 cm²	102.0 cm²
Screen format	16:9 (height:width)	20:9 (height:width)
Screen to body ratio	72.3%	82.8%
Screen resolution	1080 x 1920 px	720 x 1600 px
Screen PPI /points per inch/	401 PPI	270 PPI

Camera and Video

Rear camera, main	13 MP, Single	48 MP, Quad
Camera specs	-13 MP, PDAF, f/2.2	-48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF -8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm -2 MP, f/2.4, (macro) -2 MP, f/2.4, (depth)
Functions	LED flash, HDR, panorama	LED flash, panorama, HDR
Video	1080p@30fps	1080p@30fps
Front camera, selfie	16 MP, Single	13 MP, Single
Specifications	16 MP, f/2.0, 1/3'', 1.12µm	13 MP, f/2.2, (wide), 1/3.1'', 1.12µm
Video	1080p@30fps	1080p@30fps

Performance

Operating system - OS	Android 6 (Marshmallow); ColorOS 3	Android 10, One UI 2.0
Chipset	- Mediatek MT6750T (28 nm)	- Exynos 850 (8nm)
Processor CPU	- Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)	- Octa-core (4x2.0 GHz Cortex-A55 & 4x2.0 GHz Cortex-A55)
Graphics processor GPU	Mali-T860MP2	Mali-G52
External memory	microSD, up to 256 GB (uses SIM 2 slot)	microSDXC (dedicated slot)
Internal memory	64 GB, 4 GB RAM	32GB 3GB RAM, 64GB 4GB RAM, 64GB 6GB RAM

Benchmark

Antutu 8 Total		117324
GeekBench 6 Single Core		202
GeekBench 6 Multi Core		844
GeekBench 6 OpenCL		665
GeekBench 6 Vulkan		596
GeekBench 5 Single Core		173
GeekBench 5 Multi-Core		989

Communication and Connectivity

SIM card	Hybrid Dual SIM (Nano-SIM, dual stand-by)	Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by)
Network	GSM / HSPA / LTE	GSM / HSPA / LTE
Show all network frequencies:
Bands	-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE	-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed	HSPA, LTE	HSPA 42.2/5.76 Mbps, LTE-A
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
GPS	Yes, with A-GPS	Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC		Yes
USB	microUSB 2.0, USB On-The-Go	2.0, Type-C 1.0 reversible connector
Bluetooth	4.0, A2DP	5.0, A2DP, LE
Harmful irradiation		SAR EU - 0.42 W/kg (head) 1.54 W/kg (body)

Music and Audio

Radio	No
Headphone jack	Yes	Yes
Others	- Active noise cancellation with dedicated mic

Other features

Sensors	- Fingerprint (front-mounted), accelerometer, proximity, compass	- Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Other extras		- Fast charging 15W
Versions		- Versions: SM-A217F/DS

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