Side-by-side technical data
vivo Y55s (2021) vs vivo Y77
Comparison between vivo Y55s (2021) and vivo Y77: camera, battery, fast charging, display, performance and colors, side by side. More phones from vivo.
The verdict
Neither runs away with it: each wins something.
| Category | Y55s (2021) | Y77 |
|---|---|---|
| Design & display | 5.5 | 6.6 |
| Performance & hardware | 6.0 | 4.9 |
| Camera | 4.4 | 4.4 |
| Connectivity | 5.6 | 6.6 |
| Battery & charging | 5.9 | 5.3 |
Which one is for you?
vivo Y55s (2021), if you care about…
- Battery Capacity
- 6,000 mAh
- against 4,500 mAh
vivo Y77, if you care about…
- RAM Capacity
- 12 GB
- against 8 GB
- Wi-Fi Standards
- Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 6 (802.11ax)
- against Wi-Fi 802.11a/b/g/n/ac
- Storage Type
- UFS 2.2
- against UFS 2.1
- Bluetooth Version
- Bluetooth 5.3
- against Bluetooth 5.1
Specification comparison
Performance
| Specification | Y55s (2021) | Y77 |
|---|---|---|
| Processor Model | MediaTek Dimensity 700 | MediaTek Dimensity 930 |
| Processor Process Size | 7 nm | 6 nm Best value |
| Graphics GPU | Mali-G57 MC2 | IMG BXM-8-256 |
| Storage Type | UFS 2.1 | UFS 2.2 Best value |
| Maximum CPU Clock | 2.2 GHz | 2.2 GHz |
| Maximum Storage Capacity | 256 GB | 256 GB |
| AnTuTu Score | — | 497,466 |
| CPU Description | Octa-core (2x2.2 GHz Cortex-A76 and 6x2.0 GHz Cortex-A55) | Octa-core CPU with 2 Cortex-A78 cores at 2.2 GHz and 6 Cortex-A55 cores at 2.0 GHz. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | — | Yes |
| RAM Capacity | 8 GB | 12 GB Best value |
| RAM Type | — | LPDDR4X |
| AnTuTu version | — | v9 |
Design
| Specification | Y55s (2021) | Y77 |
|---|---|---|
| Body Colors | Black, Blue, Pink | Black, Silver, Blue |
| Body Thickness | 9.2 mm | 8.6 mm Best value |
| Body Width | 75.3 mm | 75.8 mm |
| Body Height | 163.9 mm | 164.2 mm |
| Weight | 199.8 g | 194 g Best value |
| Usable Surface | 84.5 % | 85.8 % Best value |
| Body Materials | Glass, Plastic | Glass, Plastic |
Battery
| Specification | Y55s (2021) | Y77 |
|---|---|---|
| Battery Capacity | 6,000 mAh Best value | 4,500 mAh |
| Battery Type | — | Li-Polymer |
| Fast Charge Power | 18 W | 80 W Best value |
| Battery Features | Fast Charging | Fast Charging, Non-Removable |
Display
| Specification | Y55s (2021) | Y77 |
|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 |
| Display Technology | IPS LCD | IPS LCD |
| Display Diagonal | 6.58″ | 6.64″ Best value |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 2,408 px Best value | 2,388 px |
| Display Pixel Density | 401 ppi Best value | 395 ppi |
| Display Refresh Rate | — | 120 Hz |
| Display Contrast Ratio | — | 1,500 :1 |
| Display Features | IPS LCD | IPS LCD, 120Hz, Hole-Punch Notch, DCI-P3, Scratch Resistant, Capacitive Touch, Multi-Touch, Frameless |
Sensors
| Specification | Y55s (2021) | Y77 |
|---|---|---|
| Fingerprint Sensor Placement | Side | Side |
Sensor
| Specification | Y55s (2021) | Y77 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Light Sensor, Cooling System |
Software
| Specification | Y55s (2021) | Y77 |
|---|---|---|
| Operating System | Android 11 | Android 12 |
| OS Family | Android | Android |
| OS Version | 11 | 12 Best value |
Connectivity
| Specification | Y55s (2021) | Y77 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM, Dual SIM Dual Standby |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B8, LTE B28, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 5G NR n1, 5G NR n5, 5G NR n8, 5G NR n28, 5G NR n41, 5G NR n77, 5G NR n78 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 2G CDMA BC0, 2G CDMA B2, 2G CDMA B3, 2G CDMA B5, 2G CDMA B8, 3G UMTS B1, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B8, 4G LTE B28A, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 5G NR n1, 5G NR n5, 5G NR n8, 5G NR n28a, 5G NR n41, 5G NR n77, 5G NR n78 |
| Cellular Technologies | GSM, CDMA, HSPA, CDMA2000, LTE, 5G | GSM, CDMA, HSPA, CDMA2000, LTE, 5G |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n/ac | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 6 (802.11ax) Best value |
| Wi-Fi Features | Dual Band, Wi-Fi Direct | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, MIMO |
| Bluetooth Version | Bluetooth 5.1 | Bluetooth 5.3 Best value |
| Bluetooth Profiles | A2DP, LE, aptX HD | A2DP, LE, aptX HD |
| Navigation Systems | GPS, GLONASS, Galileo, BeiDou, QZSS | GPS, A-GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC Best value |
| Connectivity Features | 3.5 mm Audio Jack, USB Type-C, USB OTG | 3.5 mm Audio Jack, USB Type-C, USB OTG, USB Charging, USB Mass Storage, Computer Sync, OTA Sync, Tethering, VoLTE |
| USB Version | USB Type-C | USB 2.0 |
Audio
| Specification | Y55s (2021) | Y77 |
|---|---|---|
| Audio Features | aptX HD, Loudspeaker | Stereo Speakers, aptX HD Best value |
Technical
| Specification | Y55s (2021) | Y77 |
|---|---|---|
| Model numbers | V2164A | V2219A |
