Samsung Galaxy S21 FE 5G has better RAM than Samsung Galaxy A31. In terms of display resolution, Samsung Galaxy A31 has better resolution of 1080 x 2400 than Samsung Galaxy S21 FE 5G which has resolution of 2340 x 1080. Both have the same amount of internal memory.
| Name | Samsung Galaxy S21 FE 5G | Samsung Galaxy A31 |
| RAM | 8 GB | 6 GB |
|---|---|---|
| Display | 6.4 in | 6.4 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 4500 mAh | 5000 mAh |
| Camera | 12 MP + 12 MP + 8 MP Triple | 48 MP Quad |
| Price | Rs. 74999 | Rs. 18990 |
The launch Date of the first phone is January 04, 2022. The cost of Samsung Galaxy S21 FE 5G is Rs. 74999. The launch Date of the second phone is June 4, 2020. The cost of Samsung Galaxy A31 is Rs. 18990.
Samsung Galaxy A31 has larger screen size of 6.4 inches in comparison to Samsung Galaxy S21 FE 5G's 6.4 inch screen. Samsung Galaxy S21 FE 5G has Screen type where as Samsung Galaxy A31 has Super AMOLED Screen type. Samsung Galaxy A31 has display density of 412 PPI & Samsung Galaxy S21 FE 5G has only 411 PPI display density. In terms of screen to body ratio, Samsung Galaxy S21 FE 5G has better screen to body ratio of ~ 85.3% than Samsung Galaxy A31's ~ 84.9%. Samsung Galaxy S21 FE 5G has 19.5:9 aspect ratio where as Samsung Galaxy A31 has 20:9 aspect ratio.
Samsung Galaxy S21 FE 5G's larger 8 GB RAM is better for playing games and all with respect to Samsung Galaxy A31's lower 6 GB RAM. and both have same Internal Memory of 128 GB.
Samsung Galaxy A31's 48 MP Quad Rear Camera outshines Samsung Galaxy S21 FE 5G's 12 MP + 12 MP + 8 MP Triple Rear Camera in terms of resolution. Samsung Galaxy S21 FE 5G 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 A31's 20 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 12 and the second one on 10 version.
| Name | Samsung Galaxy S21 FE 5G | Samsung Galaxy A31 |
| General | ||
| Country of Origin | India | |
| Model | Galaxy S21 FE 5G | Galaxy 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 | January 04, 2022 | June 4, 2020 |
| Design | ||
| Dimensions | 74.5 x 155.7 x 7.9 mm | 73.1 x 159.3 x 8.6 mm |
| Weight | 177 g | 185 g |
| Display | ||
| Type | Color Dynamic AMOLED 2X (16M Colors) | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.4 inches, 1080 x 2340 pixels, 120 Hz | 6.4 inches, 2400 x 1080 pixels |
| Aspect Ratio | 19.5:9 | 20:9 |
| PPI | ~ 411 PPI | ~ 412 PPI |
| Screen to Body Ratio | ~ 85.3% | ~ 84.9% |
| Glass Type | Corning Gorilla Glass Victus | |
| Features | Intelligent Eye Comfort Shield, Smooth Scrolling | Full HD+ |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Memory | ||
| RAM | 8 GB | 6 GB |
| Storage | 128 GB | 128 GB |
| Card Slot | No | Yes, upto 512 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | FDD Sub6 N1(2100), N3(1800), N5(850), N7(2600), N8(900), N20(800), N28(700), N66(AWS-3) | 5G* TDD Sub6 N38(2600), N40(2300), N41(2500), N78(3500) | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0, A2DP, LE | Yes, v5.0, A2DP, LE |
| USB | Yes, USB-C v3.2 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | GPS, Glonass, Beidou, Galileo |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass, Barometer | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Virtual Proximity Sensing, Compass |
| 3.5mm Headphone Jack | No | Yes |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| IP Rating | IP68 | |
| Dust Resistant | Yes | |
| Camera | ||
| Rear Camera | 12 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.4 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide) | 48 MP ƒ/2 (Main) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.4 (Macro) Macro 5 MP ƒ/2.4 (Depth Sensor) |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Auto-HDR, Panorama, 3x Optic Zoom, 30X Space Zoom | |
| Video Recording | 4K, 1080p, 720p | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP ƒ/2.2 (Wide Angle) Punch Hole, Screen Flash | 20 MP ƒ/2 (Main) |
| Front Video Recording | 4K, 1080p | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v12 | Android v10 |
| Chipset | Samsung Exynos 2100 | mediatek Helio P65 |
| CPU | 2.9 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Core Details | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 | |
| GPU | Mali-G78 MP14 | Arm Mali-G52 2EEMC2 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA |
| Video | Yes | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 4500 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 25W Fast Charging | Yes |
| Wireless Charging | Yes, 15W | |
| Reverse Charging | Yes | |
| Talk Time | 33 hours | |
| Music Playback Time | 97 hours | |