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Samsung Galaxy M21 vs Samsung Galaxy S21 vs Samsung Galaxy A52

Compare phone and tablet specifications of up to three devices at once.

Comparison mode:

Display

Size:

6.4 inches
6.2 inches
6.5 inches

Resolution:

2340 x 1080 pixels, 19.5:9 ratio, 403 PPI
2400 x 1080 pixels, 20:9 ratio, 424 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI

Technology:

Super AMOLED
Dynamic AMOLED
Super AMOLED

Refresh rate:

120Hz (adaptive)
90Hz

Screen-to-body:

84.11 %
86.06 %
84.79 %

Peak brightness:

420 cd/m2 (nit)
1300 cd/m2 (nit)

Features:

Scratch-resistant glass (Corning Gorilla Glass 3), Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip:

Exynos 9611
Qualcomm Snapdragon 888
Qualcomm Snapdragon 720G SM7125

Processor:

Octa-core, 2300 MHz, Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm
Octa-core, 2300 MHz, Kryo 465, 64-bit, 8 nm

GPU:

Mali-G72 MP3
Adreno 660
Adreno 618

RAM:

4GB LPDDR4
8GB LPDDR5
6GB LPDDR4

Internal storage:

64GB, available to use: 49 GB
128GB (UFS 3.0), not expandable
128GB

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 1024 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (11, 10), Samsung One UI
Android (11), Samsung One UI
Android (11), Samsung One UI

Battery

Capacity:

6000 mAh
4000 mAh
4500 mAh

Type:

Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable
Not user replaceable

Charging:

Fast charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Qualcomm Quick Charge 2.0

Max charge speed:

Wired: 25.0W; Wireless: 15.0W
Wired: 25.0W

Camera

Rear:

Triple camera
Triple camera
Quad camera

Main camera:

48 MP (PDAF)
12 MP (OIS, PDAF)
64 MP (OIS, Autofocus)

Specifications:

Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.76"; Pixel size: 1.8 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Second camera:

8 MP (Ultra-wide)
64 MP (Telephoto, OIS, PDAF)
12 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Focal Length: 12 mm; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Aperture size: F2.2; Pixel size: 1.12 μm

Third camera:

5 MP (Depth information)
12 MP (Ultra-wide, Autofocus)
5 MP (Macro)

Specifications:

Aperture size: F2.2
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F2.4; Pixel size: 1.12 μm

Fourth camera:

5 MP (Depth information)

Specifications:

Aperture size: F2.4; Pixel size: 1.12 μm

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD), 1280x720 (HD) (240 fps)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps)

Features:

EIS
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS
Continuous autofocus, Picture-taking during video recording

Front:

20 MP (HDR)
10 MP (PDAF, HDR)
32 MP

Video capture:

1920x1080 (Full HD)
3840x2160 (4K UHD) (60 fps)
3840x2160 (4K UHD) (30 fps)

Design

Dimensions:

6.26 x 2.96 x 0.35 inches (159.0 x 75.1 x 8.9 mm)
5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)
6.30 x 2.96 x 0.33 inches (159.9 x 75.1 x 8.4 mm)

Weight:

6.63 oz (188.0 g)
6.03 oz (171.0 g)
6.67 oz (189.0 g)

Materials:

Back: Plastic; Frame: Plastic
Back: Plastic; Frame: Aluminum
Back: Plastic

Resistance:

Water, Dust; IP68
Water, Dust; IP67

Biometrics:

2D Face unlock, Fingerprint (touch)
2D Face unlock, Ultrasonic in-screen fingerprint
2D Face unlock, In-screen fingerprint

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Midnight blue, Raven black
Phantom pink, Violet, Gray, White

Cellular

5G:

n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave

LTE (FDD):

Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
Bands 38(2600), 40(2300), 41(2600+)

UMTS:

Bands 5(850), 8(900), 2(1900), 1(2100)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

Dual SIM:

Yes
Shared with microSD

SIM type:

Nano SIM
Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
No 3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers
Earpiece, Loudspeaker

Features:

Dolby Atmos
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation, Video recording
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.0
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.2
Type-C (reversible), USB 2.0

Features:

Charging
Charging, Headphones port, OTG, Video out
Charging, Headphones port, OTG

Location:

GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Other:

NFC, ANT+
NFC

Hearing aid compatible:

M3, T3
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Dec 08, 2020

FCC ID value:

A3LSMG991U

Measured SAR:

Head:

0.36 W/kg

Body:

1.08 W/kg

Simultaneous Transmission:

3.96 W/kg

Wireless Router:

1.09 W/kg

Phablet:

2.49 W/kg

Buyers information

Price:

$ 800
€ 429

In The Box:

This is the official Samsu​ng Galaxy M21 User Guide in English provided from the manufacturer.
C to C Data Cable, Ejection Pin

Availability

Officially announced:

Mar 18, 2020
Jan 14, 2021
Mar 17, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless