Phone Comparison - Samsung Galaxy M40 vs Samsung Galaxy M31s vs Samsung Galaxy M21s

Price Comparison (India) - -

general General Info

Manufacturer Samsung Samsung Samsung
Announced 2019, June Not announced yet November 2020
Status Coming soon. Exp. release 2019, June 18 Rumored Available - November 2020
Price Rs. 19,990 ($0.00) [Similarly Priced] - -
Colors Black, Blue Ocean Blue, Space Black, Red Blue, Black
Form Factor Candybar Candybar Candybar
Dimension 155.3 x 73.9 x 7.9 mm
(6.11 x 2.91 x 0.31 in)
- 159.2 x 75.1 x 8.9 mm
(6.27 x 2.96 x 0.35 in)
Weight 168 g (5.93 oz) - 191 g (6.74 oz)
SIM Type Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE (unspecified) LTE LTE
Messaging
Build Features - Fingerprint Sensor
- Fingerprint Sensor
- Fingerprint Sensor

hardware Hardware and OS

OS Android 9.0 (Pie) Android 10 Android 10
User Interface One UI One UI 2.0 One UI 2.5
Processor Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver), Qualcomm SDM675 Snapdragon 675 (11 nm) Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm)
GPU Adreno 612 Mali-G72 MP3 Mali-G72 MP3
RAM 6 GB 8 GB 4 GB
Internal Memory 128 GB 128 GB 128 GB
External Memory microSD, up to 1 TB (dedicated slot) No microSDXC

display Display

Type PLS TFT capacitive touchscreen Super AMOLED Capacitive Touchscreen Super AMOLED Screen, 420 nits (typ), Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M Colour
Size 6.3 inches 6.5 inches 6.4 inches
Resolution 1080 x 2340 pixels (409 ppi) 1080 x 2400 pixels (405 ppi) 1080 x 2340 pixels (403 ppi)
Screen-to-Body Ratio 84.93% - 83.97%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack no yes yes
Radio FM radio FM radio, RDS, recording FM radio, RDS, recording
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 32 MP + 8 MP + 5 MP 64 MP + 12 MP + 5 MP + 5 MP 64 MP + 8 MP + 5 MP
Flash LED Flash LED Flash LED Flash
Features 32 MP, f/1.7, 0.8µm, PDAF
8 MP, f/2.2, 12mm (ultrawide), 1.12µm, PDAF
5 MP, f/2.2, depth sensor
Panorama, HDR
64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF
12 MP, f/2.2, (ultrawide)
5 MP, f/2.4, (macro)
5 MP, f/2.4, (depth)
Panorama, HDR
64 MP, (wide), PDAF
8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.2, (depth)
Panorama, HDR
Video 2160p@30fps, 1080p@30fps 4K@30fps, 1080p@30fps, gyro-EIS 4K@30fps, 1080p@30fps, gyro-EIS
Front Camera 16 MP, f/2.0, HDR, 1080p@30fps [Similar] 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
HDR
1080p@30fps [Similar]
32 MP, f/2.4, (wide), 1/2.8", 0.8µm
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE-A HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector USB Type-C 2.0
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, BDS
Browser Yes Yes Yes

memory User Memory

Internal 128 GB, 6 GB RAM or 64 GB, 4 GB RAM 128 GB, 8 GB RAM or 128 GB, 6 GB RAM (UFS 2.1) 128 GB, 4 GB RAM or 64 GB, 4 GB RAM
Expandable Storage microSD, up to 1 TB (dedicated slot) No microSDXC
USB OTG Supported Supported Not Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 25W
Non-removable Li-Po Battery
Fast battery charging 15W
Capacity 3500 mAh 6000 mAh 6000 mAh
Stand by - - -
Talk Time - - -