Samsung

Samsung Galaxy M21 2021

Name: Samsung Galaxy M21 2021
Brand: Samsung

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Highlights

Display: 6.4″; Super AMOLED
Chipset: Samsung Exynos 7 Octa 9611
Memory: 4 GB RAM; 64GB
Battery: 6000 mAh
Camera: 48 MP; 20 MP selfie
Software: Android 11 Red Velvet Cake Android 11

Full specifications

Technical sheet

Brand

Brand: Samsung
Best Sellers: Samsung Galaxy A57 5G From € 319 Samsung Galaxy S26 From € 679 Samsung Galaxy S26 Ultra From € 919 Samsung Galaxy S25 From € 469 Samsung Galaxy S25 Ultra From € 738

Release Date

Release date: July 2021, 5 years ago

Design & Materials

Image gallery

Image gallery

Structure

Size: 75.1 mm • 159.0 mm • 8.9 mm

Weight

188 g

Usable surface

84 %

Materials

Plastic

Colors

Black Blue

Screen

Diagonal: 6.4"
Type: Super AMOLED
Aspect Ratio: 19.5:9
Resolution: 1080 x 2340 px • FHD+
Density: 403 ppi • Very high density
Others: Water Drop Notch Peak brightness - 420 cd/m² Corning Gorilla Glass 3 Capacitive Multi-touch Frameless Infinity-U display

Performance & Hardware

Processor

Model: Samsung Exynos 7 Octa 9611
CPU: 4x Cortex•A73 2.3 GHz + 4x Cortex•A53 1.67 GHz
Type: Octa-Core
Nanometer: 10 nm
Frequency: 2.3 GHz
64 Bits: Yes

Graphics

GPU: ARM Mali-G72 MP3

RAM

RAM: 4 GB
Type: LPDDR4X RAM

Antutu

Score: 186.282 • Antutu v8 Overall performance better than 3% of devices

Storage

Capacity: 64 GB
Type: UFS Storage 2.1
SD Slot: Yes , Independent SD slot

Security

Fingerprint: Yes, in the back

Sensors

Fingerprint: Yes
Proximity: Yes
Accelerometer: Yes
Compass: Yes
Gyroscope: Yes
Geomagnetic: Yes
Notifications LED: --
Cooling system: No
Gaming buttons: No

Camera

Triple rear camera

Standard: 1
Resolution: 48 Mpx
Aperture: ƒ/ 2.0
Sensor: Samsung S5KGM2
Type: ISOCELL
Sensor size: 1/2"
Pixel size: 0.80 µm
Pixel Binning: 1-4 (2x2)
Flash: LED
Optical Stabilisation: No
Slow Motion Video: Yes, 240 fps
Features: 4K Video Digital zoom Triple camera Autofocus Touch focus Continuous shooting Geotagging HDR Face detection White balance settings ISO settings Exposure compensation Scene mode Self-timer

Selfie

Resolution: 20 Mpx
Aperture: ƒ/ 2.2
Sensor: --
Type: CMOS
Pixel size: --

Connectivity

Bands

4G LTE: B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900)

SIM card

Type: Dual SIM Dual Standby (Nano SIM + Nano SIM) SIM cards (MiniSIM) can be cut to MicroSIM, MicroSIM can be cut to NanoSIM and a SIM can even be cut to a NanoSIM (although not recommended). Download this SIM Cutting Template and forget about having to ask your operator for a new SIM...

Wi-Fi

Standards: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Others: Dual band Wi-Fi Hotspot Wi-Fi Direct

Bluetooth

Version: Bluetooth 5.0
Profiles: A2DP (Advanced Audio Distribution Profile) AVRCP (Audio/Visual Remote Control Profile) DIP (Device ID Profile) HFP (Hands-Free Profile) HID (Human Interface Profile) HSP (Headset Profile) MAP (Message Access Profile) PAN (Personal Area Networking Profile) OPP (Object Push Profile) PBAP/PAB (Phone Book Access Profile) HOGP

Navigation

Supports: GPS, A-GPS, GLONASS, Beidou, Galileo

USB

Charging: Yes
Mass Storage: Yes
USB On-The-Go (OTG): Yes
USB Type C: Yes

SAR

--: --

Battery

Capacity: 6000 mAh
Type: Li-Polymer
Fast charge: Yes , 15.0W
Others: Non-removable

Software

Operating System: Android 11 Red Velvet Cake Android 11
Google Services: With Google Mobile Services
Widevine L1: Yes
Updates: OS updates: 2 years Security updates: 4 years

Technical sheet

Brand

Brand: Samsung
Best Sellers: Samsung Galaxy A57 5G From € 319 Samsung Galaxy S26 From € 679 Samsung Galaxy S26 Ultra From € 919 Samsung Galaxy S25 From € 469 Samsung Galaxy S25 Ultra From € 738

Release Date

Release date: July 2021, 5 years ago

Design & Materials

Image gallery

Image gallery

Structure

Size: 75.1 mm • 159.0 mm • 8.9 mm
Weight: 188 g
Usable surface: 84 %
Materials: Plastic
Colors: Black Blue

Screen

Diagonal: 6.4"
Type: Super AMOLED
Aspect Ratio: 19.5:9
Resolution: 1080 x 2340 px • FHD+
Density: 403 ppi • Very high density
Others: Water Drop Notch Peak brightness - 420 cd/m² Corning Gorilla Glass 3 Capacitive Multi-touch Frameless Infinity-U display

Performance & Hardware

Processor

Model: Samsung Exynos 7 Octa 9611
CPU: 4x Cortex•A73 2.3 GHz + 4x Cortex•A53 1.67 GHz
Type: Octa-Core
Nanometer: 10 nm
Frequency: 2.3 GHz
64 Bits: Yes

Graphics

GPU: ARM Mali-G72 MP3

RAM

RAM: 4 GB

Camera

Triple rear camera

Standard: 1
Resolution: 48 Mpx
Aperture: ƒ/ 2.0
Sensor: Samsung S5KGM2
Type: ISOCELL
Sensor size: 1/2"
Pixel size: 0.80 µm
Pixel Binning: 1-4 (2x2)
Flash: LED

Connectivity

Bands

4G LTE: B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900)

SIM card

Type: Dual SIM Dual Standby (Nano SIM + Nano SIM) SIM cards (MiniSIM) can be cut to MicroSIM, MicroSIM can be cut to NanoSIM and a SIM can even be cut to a NanoSIM (although not recommended). Download this SIM Cutting Template and forget about having to ask your operator for a new SIM...

Wi-Fi

Standards: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Others: Dual band Wi-Fi Hotspot Wi-Fi Direct

Bluetooth

Battery

Capacity: 6000 mAh
Type: Li-Polymer
Fast charge: Yes , 15.0W
Others: Non-removable

Software

Operating System: Android 11 Red Velvet Cake Android 11
Google Services: With Google Mobile Services
Widevine L1: Yes
Updates: OS updates: 2 years Security updates: 4 years

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Key specifications

Where this phone ranks against the 350 priced phones on Unboxing TN.

Battery
6,000 mAh
Higher than 49% of the catalogue
Camera
48 MP
Higher than 16% of the catalogue
RAM
4 GB
Higher than 5% of the catalogue
Storage
64GB
Higher than 3% of the catalogue

Type

LPDDR4X RAM

Antutu

Score: 186.282 • Antutu v8 Overall performance better than 3% of devices

Storage

Capacity: 64 GB
Type: UFS Storage 2.1
SD Slot: Yes , Independent SD slot

Security

Fingerprint: Yes, in the back

Sensors

Fingerprint: Yes
Proximity: Yes
Accelerometer: Yes
Compass: Yes
Gyroscope: Yes
Geomagnetic: Yes
Notifications LED: --
Cooling system: No
Gaming buttons: No

Optical Stabilisation

No

Slow Motion Video

Yes, 240 fps

Features

4K Video Digital zoom Triple camera Autofocus Touch focus Continuous shooting Geotagging HDR Face detection White balance settings ISO settings Exposure compensation Scene mode Self-timer

Selfie

Resolution: 20 Mpx
Aperture: ƒ/ 2.2
Sensor: --
Type: CMOS
Pixel size: --

Version

Bluetooth 5.0

Profiles

A2DP (Advanced Audio Distribution Profile) AVRCP (Audio/Visual Remote Control Profile) DIP (Device ID Profile) HFP (Hands-Free Profile) HID (Human Interface Profile) HSP (Headset Profile) MAP (Message Access Profile) PAN (Personal Area Networking Profile) OPP (Object Push Profile) PBAP/PAB (Phone Book Access Profile) HOGP

Navigation