OPPO F1s 3GB/32GB

Samsung Galaxy M21 6GB/128GB

browser

java

No

os

Android 10, One UI 2

General

32GB Internal, 3GB RAM

RAM

6 GB

ROM

128 GB

Slot

MicroSD card slot Expandable up to 256GB

expandable

512 GB

CPU

Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)

GPU

Mali-G72 MP3

SoC

Exynos 9611 (10nm)

number of cores

8core

General

13 Megapixel || Video: Yes, 1080p; Secondary 16 Megapixel

Video

MP4, H.264

4K@30fps, 1080p@30fps, gyro-EIS

features

LED flash, panorama, HDR

primary

Triple:
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8m, PDAF
8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12m
5 MP, f/2.2, (depth)

secondary

20 MP, f/2.0, 26mm (wide)

Charging

Fast charging 15W

Stand By

Talk Time

capacity

6000mAh

type

Li-Polymer (non-removable)

Display

5.5" IPS LCD Capacitive Full Multi Touch HD(720px * 1280px)

Super AMOLED capacitive touchscreen, 16M colors, 100.5 cm2 (~84.2% screen-to-body ratio)

Weight

160 gm gm

188 gm

build

Glass front (Gorilla Glass 3), plastic back, plastic frame

dimension

159 x 75.1 x 8.9 mm

protection

Corning Gorilla Glass 3

resolution

1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)

screen

6.4"

GPS

Yes, with A-GPS, GLONASS, BDS

USB

microUSB v2.0, USB Host

2.0, Type-C 1.0 reversible connector

bluetooth

v4.0

5.0, A2DP, LE

internet

GPRS: Yes || EDGE: Yes, 3G, 4G, Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot

2G/3G/4G

wifi

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot

radio

FM Radio

General

Dual Micro SIM Dual Standby, Android Lollipop 5.1, Mediatek MT6750 Octa-core 1.5 GHz Cortex-A53 Processor, Mali-T860MP2 GPU, Non-removable Li-Po 3075 mAh battery, Fingerprint sensor, accelerometer, proximity sensor, compass, GPS, A-GPS, Corning Gorilla Gl

sensors

Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass