Samsung Galaxy M31 vs. Samsung Galaxy M21

Samsung Galaxy M31
  • 6.4" (2340x1080) Super AMOLED
  • 6GB
    Exynos 9611 SoC     64GB/128GB Storage
  • 64-MP, f/1.8 Rear: 4 Cameras
  • 6000 mAh
Galaxy M31 Price
$199. Search
Samsung Galaxy M21
  • 6.4" (2340x1080) Super AMOLED
  • 4GB/6GB
    Samsung Exynos 7 Octa 9611 SoC     64GB/128GB Storage
  • 48-MP, f/2 Rear: 1 Camera
  • 6000 mAh

Specifications Highlights
Product NameGalaxy M31Galaxy M21
ProductGalaxy M31 (2020), Price: 199 USDGalaxy M21 (2020)
Display6.4" 2340x1080 Super AMOLED 6.4" 2340x1080 Super AMOLED
Rear Camera(s)
  • 24mm 64-MP f/1.8 (Primary)
  • 13mm 8-MP f/2.2
  • 5-MP f/2.2
  • 5-MP f/2.2
  • 48-MP f/2 (Primary)
Selfie Camera(s)
  • 31mm 32-MP f/2
  • f/2
Computing
  • Exynos 9611 SoC
  • 6GB RAM
  • 64GB/128GB Storage
  • MicroSDXC
  • Samsung Exynos 7 Octa 9611 SoC
  • 4GB/6GB RAM
  • 64GB/128GB Storage
  • MicroSDXC
Battery6000 mAh6000 mAh
DesignIP Rating, 191g (6.7oz)IP Rating, 188g (6.6oz), 75.1x159x8.9 mm (2.96 x 6.26 x 0.35 inches)
Price (Market)$199
Price at Launch$199
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Display
Product NameGalaxy M31Galaxy M21
TypeSuper AMOLEDSuper AMOLED
Diagonal (inches)6.4"6.4"
Display/Body Ratio84.2%
Resolution2340x10802340x1080
Sharpness (PPI)403 PPI403 PPI
Brightness (specs)420 NITs420 NITs
Display Glass TypeGorilla GlassGorilla Glass 3
Features
  • Multitouch
  • Glossy
  • Multitouch
  • Glossy
  • 2.5D
Color Depth24 bit (16,777,216 Colors)24 bit (16,777,216 Colors)
Primary Camera
Product NameGalaxy M31Galaxy M21
Megapixel64-MP48-MP
Aperturef/1.8f/2
Focal Length (35mm) 24mm
Sensor SizeLargeMedium
Hardware Features
  • LED Flash
  • Quad Bayer
  • LED Flash
Video Resolutions
  • 720p/120fps
  • 1080p/30fps
  • 2160p/30fps
Ultrawide Camera
Product NameGalaxy M31
Megapixel8-MP
Aperturef/2.2
Focal Length (35mm) 13mm
Sensor SizeVery small
Battery
Product NameGalaxy M31Galaxy M21
Battery TypeLi-IonLi-Ion
Battery Capacity (mAh)6000 mAh6000 mAh
Battery Features
  • Fast Charge
  • Non-Removable
  • Fast Charge
  • Non-Removable
Computing
Product NameGalaxy M31Galaxy M21
Processor BrandSamsung
Processor NameExynos 9611Samsung Exynos 7 Octa 9611
Processor # Cores88
Main Processor Frequency (GHz)2.3 GHz2.3 GHz
RAM Options6GB4GB/6GB
Internal Storage Options64GB/128GB64GB/128GB
Memory Card TypeMicroSDXCMicroSDXC
Operating System + VersionAndroid 10Android 10
Communications
Product NameGalaxy M31Galaxy M21
LTE Category (Download)LTE CAT10 452 Mbps
LTE Bands1, 20, 3, 38, 40, 41, 5, 7, 8
Modem Features
  • UMTS
  • EDGE
  • GPRS
  • HSPA+
  • LTE
  • UMTS
  • EDGE
  • GPRS
  • HSPA+
  • LTE
WiFi Speed
  • a
  • b
  • g
  • n
  • ac
  • b
  • g
  • n
WiFi Features
  • Dual-band
  • Hotspot
  • WiFi Direct
  • Hotspot
  • WiFi Direct
Bluetooth VersionBluetooth 5.0Bluetooth 5.0
Bluetooth Features
  • A2DP
  • AVRCP
  • DIP
  • HFP
  • HID
  • HSP
  • MAP
  • OPP
  • PAN
  • PBAP/PAB
  • A2DP
  • BT LE
Connector TypeUSB Type CUSB Type C
Connector Features
  • USB 2.0
  • USB OTG
  • USB 2.0
  • USB OTG
SAR EU Head0.482 W/Kg0.492 W/Kg
SAR EU Body1.127 W/Kg1.13 W/Kg
Sim Card 0
Product NameGalaxy M31Galaxy M21
NameSIM0SIM0
SIM TypeNano SIMNano SIM
Sim Card 1
Product NameGalaxy M31Galaxy M21
NameSIM1SIM1
SIM TypeNano SIMNano SIM
Multimedia
Product NameGalaxy M31Galaxy M21
Audio Features
  • Loudspeaker
  • FM Radio
  • 3.5mm Port
  • Loudspeaker
  • FM Radio
  • FM Radio RDS
  • 3.5mm Port
Audio Formats
  • AAC
  • 3GA
  • AMR
  • RA
  • AWB
  • FLAC
  • M4A
  • MID
  • MIDI
  • MP3
  • OGA
  • OGG
  • WMA
  • WAV
  • AAC
  • 3GA
  • AMR
  • RA
  • AWB
  • FLAC
  • M4A
  • MID
  • MIDI
  • MP3
  • OGA
  • OGG
  • WMA
  • WAV
Video Formats
  • H.263
  • H.264
  • MPEG-4
  • H.265
  • MP4
  • VC-1
  • VP8
  • VP9
  • WMV7
  • WMV8
  • XVID
  • H.263
  • H.264
  • MPEG-4
  • H.265
  • MP4
  • VC-1
  • VP8
  • VP9
  • WMV7
  • WMV8
  • XVID
Sensors
  • Proximity
  • Accelerometer
  • Compass
  • Gyroscope
  • Fingerprint
  • GPS
  • A-GPS
  • GLONASS
  • BeiDou
  • Proximity
  • Accelerometer
  • Compass
  • Gyroscope
  • Fingerprint
  • GPS
  • A-GPS
  • GLONASS
  • BeiDou

Samsung Galaxy M31 vs. Samsung Galaxy M21 Specs & Speed Benchmarks

Battery Capacity (mAh)

Higher is better
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