Samsung Galaxy M21 2021 has better RAM than ZTE Blade A31. In terms of display resolution, Samsung Galaxy M21 2021 has better resolution of 2340 x 1080 than ZTE Blade A31 which has resolution of 1440 x 720. Samsung Galaxy M21 2021 has more internal memory than ZTE Blade A31
Name | Samsung Galaxy M21 2021 | ZTE Blade A31 |
RAM | 4 GB | 2 GB |
---|---|---|
Display | 6.4 in | 5.45 in |
Internal Memory | 64 GB | 32 GB |
Battery | 6000 mAh | 3000 mAh |
Camera | 48 MP + 8 MP + 5 MP Triple | 8 MP |
Price | Rs. 9999 | Rs. 7490 |
The launch Date of the first phone is July 21, 2021. The cost of Samsung Galaxy M21 2021 is Rs. 9999. The launch Date of the second phone is July 13, 2021 . The cost of ZTE Blade A31 is Rs. 7490.
ZTE Blade A31 has screen size of 5.45 inches which falls short to Samsung Galaxy M21 2021's 6.4 inch screen. Samsung Galaxy M21 2021 has Super AMOLED Screen type where as ZTE Blade A31 has IPS LCD Screen type. Samsung's phone has display density of 403 PPI & ZTE's phone has only 295 PPI display density. In terms of screen to body ratio, Samsung's phone has better screen to body ratio of ~ 84.2% than ZTE's phone ~ 77.11%. Samsung Galaxy M21 2021 has 19.5:9 aspect ratio where as ZTE Blade A31 has 18:9 aspect ratio.
Samsung Galaxy M21 2021's larger 4 GB RAM is better for playing games and all with respect to ZTE Blade A31's lower 2 GB RAM. Samsung Galaxy M21 2021 has more Internal Memory (64 GB) than ZTE Blade A31 (32 GB).
Samsung Galaxy M21 2021's 48 MP + 8 MP + 5 MP Triple Rear Camera outclasses ZTE Blade A31's 8 MP Rear Camera in terms of resolution. Samsung Galaxy M21 2021 will be better choice if you're looking to click lot of selfies as it has better 20 MP Front Camera in comparison to ZTE Blade A31's 5 MP Front Camera.
Both the phones run on Android Operating System Version 11.
Name | Samsung Galaxy M21 2021 | ZTE Blade A31 |
General | ||
Model | Galaxy M21 2021 | Blade A31 |
Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
Dual Sim | Yes | Yes |
Sim Size | Nano+Nano SIM | Nano+Nano SIM |
Device Type | Smartphone | Smartphone |
Release Date | July 21, 2021 | July 13, 2021 |
Design | ||
Dimensions | 75.1 x 159 x 9 mm | 71 x 140 x 8.9 mm |
Weight | 192 g | 166 g |
Display | ||
Type | Color Super AMOLED Screen (16M Colors) | Color IPS LCD Screen (16M Colors) |
Touch | Yes | Yes |
Size | 6.4 inches, 1080 x 2340 pixels, 60 Hz | 5.45 inches, 720 x 1440 pixels |
Aspect Ratio | 19.5:9 | 18:9 |
PPI | ~ 403 PPI | ~ 295 PPI |
Screen to Body Ratio | ~ 84.2% | ~ 77.11% |
Glass Type | Corning Gorilla Glass 3 | |
Features | 420 nits (peak) | |
Notch | Yes, Water Drop Notch | |
Memory | ||
RAM | 4 GB | 2 GB |
Storage | 64 GB | 32 GB |
Card Slot | Yes, upto 512 GB | Yes, upto 128 GB |
Connectivity | ||
GPRS | Yes | Yes |
EDGE | Yes | Yes |
3G | Yes | Yes |
4G | Yes | Yes |
VoLTE | Yes | Yes |
Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
Bluetooth | Yes, v5.0 | Yes, v4.2 |
USB | Yes, USB-C v2.0 | Yes, microUSB v2.0 |
USB Features | USB on-the-go, USB Charging | USB Charging |
Extra | ||
GPS | Yes, with A-GPS, Glonass, Beidou, Galileo | Yes with A-GPS, Glonass |
Fingerprint Sensor | Yes, Rear | |
Face Unlock | Yes | |
Sensors | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing | |
3.5mm Headphone Jack | Yes | Yes |
Camera | ||
Rear Camera | 48 MP ƒ/2 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Depth Sensor) | 8 MP |
Auto Focus | Yes | |
Features | Panorama, HDR | Digital Zoom |
Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p |
Flash | Yes, LED | Yes, LED |
Front Camera | 20 MP ƒ/2 (Wide Angle) | 5 MP |
Front Video Recording | 1080p @ 30 fps FHD | |
Technical | ||
OS | Android v11 | Android v11 |
Chipset | Samsung Exynos 9611 | Unisoc SC9863A |
CPU | 2.3 GHz, Octa Core Processor | 1.6 GHz, Octa Core Processor |
Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | |
GPU | Mali-G72 MP3 | IMG8322 |
Java | No | No |
Browser | Yes, supports HTML5 | Yes |
Multimedia | ||
Yes | Yes | |
Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA | Yes |
Video | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM | Yes |
FM Radio | Yes | Yes |
Document Reader | Yes | Yes |
Battery | ||
Type | Non-Removable Battery | Non-Removable Battery |
Size | 6000 mAh, Li-Po Battery | 3000 mAh, Li-ion Battery |
Fast Charging | Yes, 15W Fast Charging | |
Talk Time | 49 hours | |
Music Playback Time | 131 hours |