Samsung Galaxy M31s vs Samsung Galaxy M21 2021 (6GB RAM + 128GB)
Quick Comparison
Both Samsung Galaxy M31s and Samsung Galaxy M21 2021 (6GB RAM + 128GB) comes with same RAM. In terms of display resolution, Samsung Galaxy M31s has better resolution of 2400 x 1080 than Samsung Galaxy M21 2021 (6GB RAM + 128GB) which has resolution of 2340 x 1080. Both have the same amount of internal memory.
| Name | Samsung Galaxy M31s | Samsung Galaxy M21 2021 (6GB RAM + 128GB) |
| RAM | 6 GB | 6 GB |
|---|---|---|
| Display | 6.5 in | 6.4 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 6000 mAh | 6000 mAh |
| Camera | 64 MP Quad | 48 MP + 8 MP + 5 MP Triple |
| Price | Rs. 14990 | Rs. 13499 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is July 30, 2020 . The cost of Samsung Galaxy M31s is Rs. 14990. The launch Date of the second phone is July 21, 2021. The cost of Samsung Galaxy M21 2021 (6GB RAM + 128GB) is Rs. 13499.
Display comparison
Samsung Galaxy M31s has larger screen size of 6.5 inches in comparison to Samsung Galaxy M21 2021 (6GB RAM + 128GB)'s 6.4 inch screen. There is Super AMOLED Screen Type in both the phones. Samsung Galaxy M31s has display density of 407 PPI & Samsung Galaxy M21 2021 (6GB RAM + 128GB) has only 403 PPI display density. In terms of screen to body ratio, Samsung Galaxy M31s has better screen to body ratio of ~ 91% than Samsung Galaxy M21 2021 (6GB RAM + 128GB)'s ~ 84.2%. Samsung Galaxy M31s has 20:9 aspect ratio where as Samsung Galaxy M21 2021 (6GB RAM + 128GB) has 19.5:9 aspect ratio.
Memory comparison
Both phones come with 6 GB RAM and both have same Internal Memory of 128 GB.
Camera comparison
Samsung Galaxy M31s's 64 MP Quad Rear Camera outshines Samsung Galaxy M21 2021 (6GB RAM + 128GB)'s 48 MP + 8 MP + 5 MP Triple Rear Camera in terms of resolution. Samsung Galaxy M31s will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Samsung Galaxy M21 2021 (6GB RAM + 128GB)'s 20 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 10.0 and the second one on 11 version.
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Full Comparison
| Name | Samsung Galaxy M31s | Samsung Galaxy M21 2021 (6GB RAM + 128GB) |
| General | ||
| 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 30, 2020 | July 21, 2021 |
| Design | ||
| Dimensions | 74.4 x 159.3 x 9.3 mm | 75.1 x 159 x 9 mm |
| Weight | 203 g | 192 g |
| Display | ||
| Type | Color Super AMOLED Screen (16M Colors) | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.5 inches, 1080 x 2400 pixels | 6.4 inches, 1080 x 2340 pixels, 60 Hz |
| Aspect Ratio | 20:9 | 19.5:9 |
| PPI | ~ 407 PPI | ~ 403 PPI |
| Screen to Body Ratio | ~ 91% | ~ 84.2% |
| Glass Type | Corning Gorilla Glass | Corning Gorilla Glass 3 |
| Features | 420 nits (peak) | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Memory | ||
| RAM | 6 GB | 6 GB |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.1 | |
| Card Slot | Yes, upto 512 GB | Yes, upto 512 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0, A2DP, LE | Yes, v5.0 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| Extra | ||
| GPS | yes with A-GPS, Glonass, Beidou, Galileo | Yes, with A-GPS, Glonass, Beidou, Galileo |
| Fingerprint Sensor | Yes, Side | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic Sensor, Proximity sensor, Accelerometer, Gyro Sensor, Virtual Light Sensing, Compass | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing |
| 3.5mm Headphone Jack | Yes | Yes |
| Camera | ||
| Rear Camera | 64 MP f/1.8 (Wide Angle) 12 MP f/2.2 (Ultra Wide) 5 MP f/2.2 (Macro) 5 MP f/2.4 (Depth Sensor) with autofocus | 48 MP f/2 (Wide Angle) 8 MP f/2.2 (Ultra Wide) 5 MP f/2.2 (Depth Sensor) with autofocus |
| Camera Sensor | Sony IMX682 | |
| Features | Digital Zoom, Auto Flash, Face detection, Touch to focus | Panorama, HDR |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP f/2 (Wide Angle) | 20 MP f/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v10.0, upgradable to v11 | Android v11 |
| Chipset | Samsung Exynos 9611 | Samsung Exynos 9611 |
| CPU | 2.3 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 |
| GPU | Mali-G72 MP3 | Mali-G72 MP3 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA |
| Video | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM |
| FM Radio | Yes, with FM Recording | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-Po Battery | 6000 mAh, Li-Po Battery |
| Fast Charging | Yes, 25W Fast Charging | Yes, 15W Fast Charging |
| Reverse Charging | Yes | |
| Talk Time | 51 hours | 49 hours |
| Music Playback Time | 125 hours | 131 hours |