Side-by-side technical data
vivo Y20 2021 vs vivo Y31 (2021) vs vivo Y51 (2020)
Comparison between vivo Y20 2021, vivo Y31 (2021) and vivo Y51 (2020): camera, battery, fast charging, display, performance and colors, side by side. More phones from vivo.
NeoTeo's verdict
Which of the two is the better buy
The vivo Y51 (2020) is the most complete choice for cameras and performance, while the Y31 (2021) suits buyers who value the display and charging. The Y20 2021 is worth considering only if it costs less.
The Y31 and Y51 share a 1080 × 2408 px display at 401 ppi, versus 720 × 1600 px and 270 ppi on the Y20. They also bring 8 GB of RAM and 128 GB of storage, while the Y20 has 6 GB and 64 GB. Fast charging reaches 18 W on the Y31 and Y51, compared with 10 W on the Y20.
The Y51 leads storage with UFS 2.1 instead of eMMC 5.1 and adds an ultrawide camera missing from the other two. Its main camera is 48 MP, like the Y31's, and both record 4K; the Y20 uses 13 MP and tops out at 1080p. The Y31 adds a dual LED flash, but the Y51 has the more complete camera setup.
vivo Y20 2021
The vivo Y20 2021 is only the better buy if it costs less: the Y31 and Y51 offer more RAM, storage, display and charging power.
vivo Y51 (2020)
The vivo Y51 (2020) is the better buy for buyers who want UFS 2.1 storage and an ultrawide camera.
The verdict
Your pick: vivo Y51 (2020), ahead on Performance & hardware and Camera.
| Category | Y20 2021 | Y31 (2021) | Y51 (2020) |
|---|---|---|---|
| Design & display | 4.8 | 5.8 | 5.8 |
| Performance & hardware | 3.8 | 3.7 | 4.2 |
| Camera | 4.0 | 4.2 | 5.7 |
| Connectivity | 4.6 | 4.8 | 5.1 |
| Battery & charging | 5.1 | 5.4 | 5.4 |
Which one is for you?
vivo Y51 (2020), if you care about…
- Storage Type
- UFS 2.1
- against eMMC 5.1 · eMMC 5.1
- Max. download speed
- 600 Mbps
- against 42.2 Mbps
- Max. upload speed
- 150 Mbps
- against 5.76 Mbps
Specification comparison
Performance
| Specification | Y20 2021 | Y31 (2021) | Y51 (2020) |
|---|---|---|---|
| Processor Model | MediaTek Helio P35 | Qualcomm Snapdragon 662 | Qualcomm Snapdragon 665 |
| Processor Process Size | 12 nm | 11 nm Best value | 11 nm Best value |
| Graphics GPU | PowerVR GE8320 | Qualcomm Adreno 610 | Qualcomm Adreno 610 |
| Storage Type | eMMC 5.1 | eMMC 5.1 | UFS 2.1 Best value |
| Maximum CPU Clock | 2.35 GHz Best value | 2 GHz | 2 GHz |
| Maximum Storage Capacity | 64 GB | 128 GB Best value | 128 GB Best value |
| AnTuTu Score | — | 178,300 | 165,000 |
| Geekbench 6 Single-Core | — | 339 | — |
| Geekbench 6 Multi-Core | — | 1,208 | — |
| CPU Description | Octa-core CPU with four Cortex-A53 cores at 2.35 GHz and four Cortex-A53 cores at 1.8 GHz | — | 4x Kryo 260 at 2.0 GHz + 4x Kryo 260 at 1.8 GHz |
| Processor Type | Octa-Core | Octa-Core | Octa-Core |
| 64-Bit Processor | — | Yes | Yes |
| RAM Capacity | 6 GB | 8 GB Best value | 8 GB Best value |
| RAM Type | — | DDR4 | LPDDR4X |
| Expandable Storage | Yes | Yes | Yes |
| AnTuTu version | — | — | v8 |
Design
| Specification | Y20 2021 | Y31 (2021) | Y51 (2020) |
|---|---|---|---|
| Body Colors | White, Blue | Black, Blue | White, Blue |
| Body Thickness | 8.4 mm | 8.4 mm | 8.4 mm |
| Body Width | 76.3 mm | 75.3 mm | 75.3 mm |
| Body Height | 164.4 mm | 163.9 mm | 163.9 mm |
| Weight | 192 g | 188 g Best value | 188 g Best value |
| Usable Surface | 81.6 % | 84.5 % Best value | 84 % |
| Body Materials | Glass, Plastic | — | Plastic |
Battery
| Specification | Y20 2021 | Y31 (2021) | Y51 (2020) |
|---|---|---|---|
| Battery Capacity | 5,000 mAh | 5,000 mAh | 5,000 mAh |
| Battery Type | — | — | Li-Polymer |
| Fast Charge Power | 10 W | 18 W Best value | 18 W Best value |
| Battery Features | Fast Charging | Fast Charging, Rechargeable, Battery Level Indicator | Fast Charging, Non-Removable, Battery Level Indicator, Charger Included, Rechargeable |
Display
| Specification | Y20 2021 | Y31 (2021) | Y51 (2020) |
|---|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 | 20:9 |
| Display Technology | IPS LCD | IPS LCD | IPS LCD |
| Display Diagonal | 6.51″ | 6.58″ Best value | 6.58″ Best value |
| Display Horizontal Resolution | 720 px | 1,080 px Best value | 1,080 px Best value |
| Display Vertical Resolution | 1,600 px | 2,408 px Best value | 2,408 px Best value |
| Display Pixel Density | 270 ppi | 401 ppi Best value | 401 ppi Best value |
| Display Features | IPS LCD | IPS LCD, Touchscreen | Hole-Punch Notch, Curved Glass, Capacitive Touch, Multi-Touch, Frameless, Touchscreen |
Sensors
| Specification | Y20 2021 | Y31 (2021) | Y51 (2020) |
|---|---|---|---|
| Fingerprint Sensor Placement | Side | Side | Side |
Sensor
| Specification | Y20 2021 | Y31 (2021) | Y51 (2020) |
|---|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Compass, Light Sensor, Proximity Sensor, Gyroscope |
Software
| Specification | Y20 2021 | Y31 (2021) | Y51 (2020) |
|---|---|---|---|
| Operating System | Android 10 | Android 11 | Android 11 |
| OS Family | Android | Android | Android |
| OS Version | 10 | 11 Best value | 11 Best value |
| Google Services | — | — | Yes |
Connectivity
| Specification | Y20 2021 | Y31 (2021) | Y51 (2020) |
|---|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM | Dual SIM Dual Standby, Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B38, 4G LTE B40, 4G LTE B41 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B5, 3G UMTS B8, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B8, 4G LTE B38, 4G LTE B40, 4G LTE B41 | 2G GSM 1900, 2G GSM 1800, 2G GSM 850, 2G GSM 900, 3G UMTS B1, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B8, 4G LTE B38, 4G LTE B40 |
| Cellular Technologies | GSM, HSPA, LTE | GSM, HSPA, LTE, 4G | 4G, LTE |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n/ac | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Dual Band, Wi-Fi Direct | Dual Band, Wi-Fi Direct | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, GLONASS, Galileo, BeiDou | GPS, GLONASS, Galileo, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo Best value |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, microUSB, USB OTG, USB 2.0 | 3.5 mm Audio Jack, FM Radio, USB Type-C, USB OTG | 3.5 mm Audio Jack, Computer Sync, OTA Sync, FM Radio, Tethering, VoLTE, USB Charging, USB Mass Storage, USB OTG, USB Type-C, USB 2.0 |
| USB Version | microUSB | USB 2.0 | USB 2.0 |
| Max. download speed | — | 42.2 Mbps | 600 Mbps Best value |
| Max. upload speed | — | 5.76 Mbps | 150 Mbps Best value |
Audio
| Specification | Y20 2021 | Y31 (2021) | Y51 (2020) |
|---|---|---|---|
| Microphone Count | — | 1 | — |
| Audio Features | Loudspeaker | A2DP, LE, Loudspeaker | A2DP, LE |
Technical
| Specification | Y20 2021 | Y31 (2021) | Y51 (2020) |
|---|---|---|---|
| Model numbers | V2043, V2048 | V2036, V2036_21 | — |
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