Samsung Galaxy A31 vs Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB)
Quick Comparison
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) has better RAM than Samsung Galaxy A31. In terms of display resolution, Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) has better resolution of 3200 x 1440 than Samsung Galaxy A31 which has resolution of 1080 x 2400. Both have the same amount of internal memory.
| Name | Samsung Galaxy A31 | Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) |
| RAM | 6 GB | 12 GB |
|---|---|---|
| Display | 6.4 in | 6.8 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 5000 mAh | 5000 mAh |
| Camera | 48 MP Quad | 108 MP Quad |
| Price | Rs. 18990 | Rs. 101999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is June 4, 2020. The cost of Samsung Galaxy A31 is Rs. 18990. The launch Date of the second phone is January 14, 2021. The Expected cost of Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) is Rs. 101999.
Display comparison
Samsung Galaxy A31 has screen size of 6.4 inches which falls short to Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB)'s 6.8 inch screen. Samsung Galaxy A31 has Super AMOLED Screen type where as Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) has Screen type. Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) has display density of 515 PPI & Samsung Galaxy A31 has only 412 PPI display density. In terms of screen to body ratio, Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) has better screen to body ratio of ~ 89.8% than Samsung Galaxy A31's ~ 84.9%. Both phones have same aspect ratio of 20:9.
Memory comparison
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB)'s larger 12 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.
Camera comparison
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB)'s 108 MP Quad Rear Camera outshines Samsung Galaxy A31's 48 MP Quad Rear Camera in terms of resolution. Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) will be better choice if you're looking to click lot of selfies as it has better 40 MP Front Camera in comparison to Samsung Galaxy A31's 20 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 10.
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Full Comparison
| Name | Samsung Galaxy A31 | Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) |
| General | ||
| Model | Galaxy A31 | Galaxy S21 Ultra 5G |
| 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 | June 4, 2020 | January 14, 2021 |
| Design | ||
| Dimensions | 73.1 x 159.3 x 8.6 mm | 75.6 x 165.1 x 8.9 mm |
| Weight | 185 g | 227 g |
| Display | ||
| Type | Color Super AMOLED Screen (16M Colors) | Color Dynamic AMOLED 2X (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.4 inches, 2400 x 1080 pixels | 6.8 inches, 1440 x 3200 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 412 PPI | ~ 515 PPI |
| Screen to Body Ratio | ~ 84.9% | ~ 89.8% |
| Glass Type | Corning Gorilla Glass Victus | |
| Features | Full HD+ | Always-on Display, HDR10+ |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 6 GB | 12 GB |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 3.1 | |
| Card Slot | Yes, upto 512 GB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 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, v5.2, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v3.2 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| Extra | ||
| GPS | GPS, Glonass, Beidou, Galileo | Yes, with A-GPS, GLONASS, BDS, GALILEO |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Virtual Proximity Sensing, Compass | Accelerometer, Gyro, Proximity, Compass, Barometer |
| 3.5mm Headphone Jack | Yes | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| IP Rating | IP68 | |
| Dust Resistant | Yes | |
| Camera | ||
| Rear Camera | 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) | 108 MP ƒ/1.8 10 MP ƒ/4.9 (Telephoto) 10 MP ƒ/2.4 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide) |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Auto-HDR, Panorama | |
| Video Recording | 1080p @ 30 fps FHD | 8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 240/30/60 fps FHD, 720p @ 960 fps HD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 20 MP ƒ/2 (Main) | 40 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus |
| Front Video Recording | 1080p @ 30 fps FHD | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v10 | Android v10 |
| Chipset | mediatek Helio P65 | Samsung Exynos 2100 |
| CPU | 2 GHz, Octa Core Processor | 2.9 GHz, Octa Core Processor |
| Core Details | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 | |
| GPU | Arm Mali-G52 2EEMC2 | Mali-G78 MP14 |
| 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 | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes | Yes, 25W Fast Charging |
| Wireless Charging | Yes, 15W | |
| Reverse Charging | Yes, 4.5W | |
| Talk Time | 33 hours | |
| Music Playback Time | 97 hours | |