Vivo Y21 2021 (4GB RAM + 128GB) vs Vivo Y31 (6GB RAM + 128GB)
Here you can compare Vivo Y21 2021 (4GB RAM + 128GB) and Vivo Y31 (6GB RAM + 128GB). Comparing Vivo Y21 2021 (4GB RAM + 128GB) vs Vivo Y31 (6GB RAM + 128GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Vivo Y21 2021 (4GB RAM + 128GB) stands against Vivo Y31 (6GB RAM + 128GB) and which one should you buy The current lowest price found for Vivo Y21 2021 (4GB RAM + 128GB) is ₹10,999 and for Vivo Y31 (6GB RAM + 128GB) is ₹15,990. The details of both of these products were last updated on Jun 24, 2026.
| Specification | Vivo Y21 2021 (4GB RAM + 128GB) | Vivo Y31 (6GB RAM + 128GB) |
|---|---|---|
| Battery | 5000 mAh, Li-Po Battery | 5000 mAh, Li-ion Battery |
| RAM | 4 GB | 6 GB |
| OS | Android v11 | Android v11 |
| CPU | 2.3 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Internal Memory | 128 GB | 128 GB |
| Price | ₹10,999 | ₹15,990 |
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Overview
| Specs Score | 44 / 100 | 52 / 100 Better Specs |
| Display Resolution | 720 x 1600 pixels | 1080 x 2408 pixels Better Resolution |
| Screen To Body Ratio | ~ 89% Less Bezels | ~ 84.5% |
| RAM | 4 GB | 6 GB More RAM |
| CPU Clock Speed | 2.3 GHz Faster Clock Speed | 2 GHz |
| Rear Camera | 13 MP + 2 MP Dual | 48 MP + 2 MP + 2 MP Triple Better Camera Resolution |
| Front Camera | 8 MP | 16 MP Better Front Camera Resolution |
| Thickness | 8 mm Slimmer | 8.4 mm |
General
| Model | Y21 2021 | 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 | August 20, 2021 | January 20, 2021 |
Design
| Dimensions | 76 x 164 x 8 mm | 75 x 163 x 8.4 mm |
| Weight | 182 g | 188 g |
Display
| Type | Color IPS LCD Screen (16M Colors) | Color IPS LCD Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.51 inches, 720 x 1600 pixels | 6.58 inches, 1080 x 2408 pixels |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 262 PPI | ~ 401 PPI |
| Screen to Body Ratio | ~ 89% | ~ 84.5% |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
Memory
| RAM | 4 GB | 6 GB |
| Expandable RAM | Upto 1 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Card Slot | Yes, upto 1 TB | Yes, upto 1 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0 | 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 on-the-go, USB Charging |
Extra
| GPS | yes with A-GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Light sensor, Proximity sensor, Accelerometer | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-compass, Virtual Gyroscope |
| 3.5mm Headphone Jack | Yes | Yes |
Camera
| Rear Camera | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Depth Sensor) | 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 | Digital Zoom, Auto Flash, Face detection, Touch to focus | 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 | 8 MP ƒ/2 (Main) Screen Flash | 16 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v11 | Android v11 |
| Chipset | Mediatek Helio P35 | Qualcomm Snapdragon 662 |
| CPU | 2.3 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53 | 4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver |
| GPU | PowerVR GE8320 | Adreno 610 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes, supports HTML5 |
Multimedia
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | Yes | Yes |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5000 mAh, Li-ion Battery |
| Fast Charging | Yes, 18W Fast Charging | Yes, 18W Fast Charging |
Discuss
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