Samsung Galaxy M21 2021

Display6.4" 1080 x 2340 pixels
ChipsetExynos 9611 (10 nm)
Main camera48MP
Battery6000 mAh
Galaxy M21 2021 product photo
6.1GoSolo score

Network

Technology
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1900 / 2100
4G bands
1, 3, 5, 7, 8, 20, 38, 40, 41
Speed
HSPA, LTE

Launch

Announced
2021, July 21
Status
Available

Body

Dimensions
159 x 75.1 x 9 mm (6.26 x 2.96 x 0.35 in)
Weight
192 g (6.77 oz)
Build
Glass front, plastic back, plastic frame
SIM
Nano-SIM + Nano-SIM

Display

Type
Super AMOLED, 420 nits (peak)
Size
6.4 inches, 100.5 cm2 (~84.2% screen-to-body ratio)
Resolution
1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)

Platform

OS
Android 11, One UI 3.1 Core
Chipset
Exynos 9611 (10 nm)
CPU
Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU
Mali-G72 MP3

Memory

Card slot
microSDXC (dedicated slot)
Internal
64GB 4GB RAM, 128GB 6GB RAM

Main Camera

Modules
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 Auxiliary lens
Features
LED flash, panorama, HDR
Video
4K@30fps, 1080p@30fps, 720p@240fps, gyro-EIS

Selfie Camera

Module
20 MP, f/2.2, 26mm (wide)
Features
HDR · 1080p@30fps

Sound

Loudspeaker
Yes
3.5mm jack
Yes

Comms

WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE
Positioning
GPS, GLONASS, GALILEO, BDS
NFC
Yes (market/region dependent)
Radio
FM radio, RDS, recording
USB
USB Type-C 2.0

Features

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

Battery

Type
Li-Po 6000 mAh
Charging
15W wired

Misc

Colors
Charcoal Black, Arctic Blue
Models
SM-M215G, SM-M215G/DS
SAR
0.47 W/kg (head)
GoSolo Read / what it means6 takeaways
display
6.4", 420-nit Super AMOLEDThe AMOLED panel is sharp (403 ppi) and will remain legible in bright sunlight, though 420 nits is modest compared to phones released 2-3 years later.
battery
6000 mAh, roughly 1.5 to 2 daysAt a typical 3-4 hours of screen-on time per charge cycle, you will comfortably reach the next evening and often into the following morning without needing to top up.
charging
15W wired, roughly 90 to 120 minutesA full charge from empty takes about 1.5 to 2 hours, so plan for a long sit if you run the battery flat.
camera
48MP main, 8MP ultra-wide, no zoomThe 48MP f/2.0 sensor with PDAF will handle daylight shots and the 123-degree ultra-wide is useful for landscapes or group shots, but distant subjects will lose detail without optical zoom.
performance
Exynos 9611, mid-range 2021 levelThe octa-core processor handles everyday tasks, messaging, and video playback, but sustained gaming will throttle and feel choppy on higher settings.
connectivity
LTE only, no 5GYou are limited to 4G networks (LTE bands 1, 3, 5, 7, 8, 20, 38, 40, 41), so download and streaming speeds depend on network congestion and 4G availability in your area.
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