Side-by-side technical data
Xiaomi Redmi Note 9 5G vs vivo Y51 (2020, December)
Comparison between Xiaomi Redmi Note 9 5G and vivo Y51 (2020, December): camera, battery, fast charging, display, performance and colors, side by side. More phones from Xiaomi and vivo.
The verdict
Your pick: vivo Y51 (2020, December), ahead on Design & display, Performance & hardware and Camera. Unless Connectivity decides it for you.
| Category | Redmi Note 9 5G | Y51 (2020, December) |
|---|---|---|
| Design & display | 5.4 | 5.8 |
| Performance & hardware | 4.7 | 5.3 |
| Camera | 5.1 | 5.8 |
| Connectivity | 6.4 | 4.8 |
| Battery & charging | 5.3 | 5.3 |
Which one is for you?
Xiaomi Redmi Note 9 5G, if you care about…
- Bluetooth Version
- Bluetooth 5.1
- against Bluetooth 5.0
- Maximum Storage Capacity
- 256 GB
- against 128 GB
- Cellular Technologies
- GSM, CDMA, HSPA, EVDO, LTE, 5G
- against GSM, HSPA, LTE
- Audio Features
- Stereo Speakers, Hi-Res Audio, A2DP, LE
- against A2DP, LE, Loudspeaker
vivo Y51 (2020, December), if you care about…
- Weight
- 188 g
- against 199 g
- Body Thickness
- 8.4 mm
- against 9.2 mm
- OS Version
- 11
- against 10
Specification comparison
Performance
| Specification | Redmi Note 9 5G | Y51 (2020, December) |
|---|---|---|
| Processor Model | MediaTek Dimensity 800U | Qualcomm Snapdragon 665 |
| Processor Process Size | 7 nm Best value | 11 nm |
| Graphics GPU | Mali-G57 MC3 | Qualcomm Adreno 610 |
| Storage Type | UFS 2.2 | — |
| Maximum CPU Clock | 2.4 GHz Best value | 2 GHz |
| Maximum Storage Capacity | 256 GB Best value | 128 GB |
| AnTuTu Score | 345,370 | — |
| CPU Description | Octa-core CPU with 2 Cortex-A76 cores at 2.4 GHz and 6 Cortex-A55 cores at 2.0 GHz | Octa-core (4x2.0 GHz Kryo 260 Gold and 4x1.8 GHz Kryo 260 Silver) |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | — |
| RAM Capacity | 8 GB | 8 GB |
| RAM Type | LPDDR4X | — |
| Expandable Storage | Yes | Yes |
| AnTuTu version | v8 | — |
Design
| Specification | Redmi Note 9 5G | Y51 (2020, December) |
|---|---|---|
| Body Colors | Black, Grey, Green, Purple | Titanium, Sapphire, Crystal |
| Body Thickness | 9.2 mm | 8.4 mm Best value |
| Body Width | 77.3 mm | 75.3 mm |
| Body Height | 162 mm | 163.9 mm |
| Weight | 199 g | 188 g Best value |
| Usable Surface | 83.6 % | 84.5 % Best value |
| Body Materials | Glass, Plastic | — |
| Resistance Features | IP53 | — |
Battery
| Specification | Redmi Note 9 5G | Y51 (2020, December) |
|---|---|---|
| Battery Capacity | 5,000 mAh | 5,000 mAh |
| Battery Type | Li-Polymer | — |
| Fast Charge Power | 18 W | 18 W |
| Battery Features | Non-Removable, Fast Charging, Rechargeable, Battery Level Indicator | Fast Charging |
Display
| Specification | Redmi Note 9 5G | Y51 (2020, December) |
|---|---|---|
| Display Aspect Ratio | 19.5:9 | 20:9 |
| Display Technology | IPS LCD | IPS LCD |
| Peak Display Brightness | 450 nits | — |
| Display Diagonal | 6.53″ | 6.58″ Best value |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 2,340 px | 2,408 px Best value |
| Display Pixel Density | 395 ppi | 401 ppi Best value |
| Display Refresh Rate | 120 Hz | — |
| Display Features | Gorilla Glass 5, Hole-Punch Notch, TÜV Rheinland Eye Comfort Certification, Scratch Resistant, Capacitive Touch, Multi-Touch, Frameless | IPS LCD |
Sensors
| Specification | Redmi Note 9 5G | Y51 (2020, December) |
|---|---|---|
| Fingerprint Sensor Placement | Side | Side |
Sensor
| Specification | Redmi Note 9 5G | Y51 (2020, December) |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Light Sensor, Virtual Proximity Sensing, Cooling System | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass |
Software
| Specification | Redmi Note 9 5G | Y51 (2020, December) |
|---|---|---|
| Operating System | Android 10 | Android 11 |
| OS Family | Android | Android |
| OS Version | 10 | 11 Best value |
Connectivity
| Specification | Redmi Note 9 5G | Y51 (2020, December) |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby, Dual SIM | Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 2G CDMA BC0, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 5G NR n1, 5G NR n3, 5G NR n41, 5G NR n78, 5G NR n79 | 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 B8, 4G LTE B40 |
| Cellular Technologies | GSM, CDMA, HSPA, EVDO, LTE, 5G Best value | GSM, HSPA, LTE |
| Wi-Fi Standards | 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 Features | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, MIMO | Dual Band, Wi-Fi Direct |
| Bluetooth Version | Bluetooth 5.1 Best value | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, A-GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC Best value | GPS, GLONASS, Galileo, BeiDou |
| Connectivity Features | 3.5 mm Audio Jack, Infrared, NFC, USB Type-C, USB Charging, USB Mass Storage, USB OTG, Computer Sync, OTA Sync, Tethering, VoLTE | 3.5 mm Audio Jack, FM Radio, USB Type-C, USB OTG |
| USB Version | USB 2.0 | USB 2.0 |
| Max. download speed | 2,000 Mbps | — |
| Max. upload speed | 210 Mbps | — |
Audio
| Specification | Redmi Note 9 5G | Y51 (2020, December) |
|---|---|---|
| Microphone Count | 2 | — |
| Audio Features | Stereo Speakers, Hi-Res Audio, A2DP, LE Best value | A2DP, LE, Loudspeaker |
Technical
| Specification | Redmi Note 9 5G | Y51 (2020, December) |
|---|---|---|
| Model numbers | M2007J22C | V2030 |
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