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Samsung Galaxy M21 vs Samsung Galaxy A31

Samsung Galaxy M21

Samsung Galaxy M21

March, 2020


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Samsung Galaxy A31

Samsung Galaxy A31

March, 2020


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Samsung Galaxy M21 vs Samsung Galaxy A31


Samsung Galaxy M21

Samsung Galaxy A31

Price
EUR: €190EUR: €144
USD: N/AUSD: $194
GBP: N/AGBP: £140
INR: N/AINR: N/A
PKR: N/APKR: Rs.36,999
Body
Form Factor
Candybar, TouchscreenCandybar, Touchscreen
Dimensions
159 x 75.1 x 8.9 mm (6.26 x 2.96 x 0.35 in)159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in)
Weight
188 g (6.63 oz)185 g (6.53 oz)
Build
Glass front (Gorilla Glass 3), plastic back, plastic frame
Colors
Midnight Blue, Raven BlackPrism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White
Models
SM-M215F, SM-M215F/DS, SM-M215F/DSNSM-A315F, SM-A315F/DS, SM-A315G/DS, SM-A315G, SM-A315N
Display
Type
Super AMOLED, 420 nits (peak)Super AMOLED
Size
6.4 inches, 100.5 cm2 (~84.2% screen-to-body ratio)6.4 inches, 98.9 cm2 (~84.9% screen-to-body ratio)
Resolution
1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)1080 x 2400 pixels, 20:9 ratio (~411 ppi density)
Protection
Corning Gorilla Glass 3
Brightness
420 nits max brightness (advertised)
Network
Technology
GSM / HSPA / LTEGSM / HSPA / LTE
2G Bands
GSM 850 / 900 / 1800 / 1900 SIM 1 & SIM 2 (dual-SIM model only)GSM 850 / 900 / 1800 / 1900 SIM 1 & SIM 2 (dual-SIM model only)
3G Bands
HSDPA 850 / 900 / 1900 / 2100HSDPA 850 / 900 / 1900 / 2100 SM-A315F
4G Bands
1, 3, 5, 7, 8, 20, 38, 40, 411, 2, 3, 5, 7, 8, 20, 38, 40, 41 SM-A315F
Memory
Internal Memory
64GB ROM, 4GB RAM

128GB ROM, 6GB RAM
64GB ROM, 4GB RAM

128GB ROM, 4GB RAM

128GB ROM, 6GB RAM

128GB ROM, 8GB RAM
Storage Type
UFS 2.1eMMC 5.1
Card Slot
microSDXC (dedicated slot)microSDXC (dedicated slot)
Connectivity
Speed
HSPA, LTEHSPA, LTE
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE5.0, A2DP, LE
USB
USB Type-C 2.0USB Type-C 2.0, OTG
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDSYes, with A-GPS, GLONASS, GALILEO, BDS
NFC
Yes (market/region dependent)Yes (market/region dependent)
Camera
Main Camera
Primary: 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF

Secondary: 8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm

Third: 5 MP, f/2.2, (depth)
Primary: 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF

Secondary: 8 MP, f/2.2, 123", (ultrawide), 1/4.0", 1.12µm

Third: 5 MP, f/2.4, (macro)

Forth: 5 MP, f/2.4, (depth)
Camera Features
LED flash, panorama, HDRLED flash, panorama, HDR
Video
4K@30fps, 1080p@30fps, 720p@240fps, gyro-EIS1080p@30fps
Selfie Camera
20 MP, f/2.2, 26mm (wide)

Features: HDR

Video: 1080p@30fps
20 MP, f/2.2, (wide)

Video: 1080p@30fps
Multimedia
Radio
FM radio, RDS, recordingFM radio, RDS, recording
Software
Operating System (OS)
Android OS, v10Android OS, v10
Upgradable
Upgradable to Android 11
UI
One UI 3.1 CoreOne UI 2.5
Hardware
Chipset
Exynos 9611 (10nm)Mediatek MT6768 Helio P65 (12nm)
CPU
Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)
GPU
Mali-G72 MP3Mali-G52 MC2
Sensors
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, compass
SIM
Single SIM (Nano-SIM)

Dual SIM (Nano-SIM, dual stand-by)
Single SIM (Nano-SIM)

Dual SIM (Nano-SIM, dual stand-by)
Speakers
YesYes
Audio Jack
3.5 mm3.5 mm
Benchmarks
Performance
AnTuTu: 151815 (v8)

GeekBench: 5096 (v4.4), 1216 (v5.1)

GFXBench: 7fps (ES 3.1 onscreen)
Battery
Battery Type
Li-Po 6000 mAh, non-removableLi-Po 5000 mAh, non-removable
Charging
15W wired15W wired
Additional Features
Features
Virtual proximity sensing
Misc
SAR EU
0.49 W/kg (head) 1.68 W/kg (body)

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