Vivo Y21 5G vs Vivo Y31 (6GB RAM + 128GB)
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Overview
| Specs Score | 58 / 100 Better Specs | 52 / 100 |
| Display Resolution | 720 x 1600 pixels | 1080 x 2408 pixels Better Resolution |
| RAM | 4 GB | 6 GB More RAM |
| CPU Clock Speed | 2.4 GHz Faster Clock Speed | 2 GHz |
| Front Camera | 5 MP | 16 MP Better Front Camera Resolution |
| Weight | 209 g | 188 g Lighter |
| Battery | 6500 mAh Bigger Battery | 5000 mAh |
| Unique Features | 5G No Water Resistant NFC Reverse Charging IR Blaster | No FM Radio No No No No |
General
| Country of Origin | India | |
| Model | Y21 5G | Y31 2021 |
| 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 | March 26, 2026 | January 20, 2021 |
Design
| Dimensions | 77.1 x 167.4 x 8.4 mm | 75 x 163 x 8.4 mm |
| Weight | 209 g | 188 g |
| Colors | Champagne Gold, Midnight Blue |
Display
| Type | Color IPS Screen | Color IPS LCD Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.74 inches, 720 x 1600 pixels, 120 Hz | 6.58 inches, 1080 x 2408 pixels |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 260 PPI | ~ 401 PPI |
| Screen to Body Ratio | ~ 85% | ~ 84.5% |
| Brightness | 1200 nits Peak Brightness | |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
Memory
| RAM | 4 GB | 6 GB |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | eMMC 5.1 | |
| Card Slot | Yes | Yes, upto 1 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | n1/n3/n5/n8/n28B/n38/n40/n77/n78 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 2.4 GHz / 5 GHz | |
| Bluetooth | Yes | Yes, v5.0, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB on-the-go, USB Charging |
| IR Blaster | Yes |
Extra
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Compass | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-compass, Virtual Gyroscope |
| 3.5mm Headphone Jack | Yes | Yes |
| NFC | Yes | |
| AI Features | AI Creation, AI Photo Enhance, AI Documents, AI Screen Translation, Circle to Search | |
| Water Resistance | Yes | |
| IP Rating | IP65 | |
| Dust Resistant | Yes |
Camera
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 0.08 MP | 48 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 (Depth Sensor) |
| Auto Focus | Yes | Yes |
| Features | Portrait, Photo, Video, Pano, Live Photo, Slo-Mo, Time-Lapse, Pro, DOC, Super Night Mode | |
| Video Recording | 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 (Wide Angle) | 16 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD |
Technical
| OS | Android v16 | Android v11 |
| Custom UI | OriginOS 6 | |
| Chipset | Mediatek Dimensity 6300 | Qualcomm Snapdragon 662 |
| CPU | 2.4 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | 4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver |
| GPU | Mali-G57 MC2 | Adreno 610 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
Multimedia
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | Yes |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6500 mAh, Li-ion Battery | 5000 mAh, Li-ion Battery |
| Fast Charging | Yes, 44W Fast Charging | Yes, 18W Fast Charging |
| Reverse Charging | Yes |
Discuss
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