The verdict
Neither runs away with it: each wins something.
| Category | Y5s | Z1x |
|---|---|---|
| Design & display | 5.6 | 6.3 |
| Performance & hardware | 4.0 | 4.3 |
| Camera | 5.8 | 5.1 |
| Connectivity | 4.4 | 4.7 |
| Battery & charging | 6.1 | 5.4 |
Which one is for you?
vivo Y5s, if you care about…
- Battery Capacity
- 5,000 mAh
- against 4,500 mAh
vivo Z1x, if you care about…
- RAM Capacity
- 8 GB
- against 6 GB
- Storage Type
- UFS 2.1
- against eMMC 5.1
- Display Technology
- Super AMOLED
- against IPS LCD
- Fast Charge Power
- 22.5 W
- against 18 W
Specification comparison
Performance
| Specification | Y5s | Z1x |
|---|---|---|
| Processor Model | MediaTek Helio P65 | Qualcomm Snapdragon 712 |
| Processor Process Size | 12 nm | 10 nm Best value |
| Graphics GPU | Mali-G52 MC2 | Qualcomm Adreno 616 |
| Storage Type | eMMC 5.1 | UFS 2.1 Best value |
| Maximum CPU Clock | 2 GHz | 2.3 GHz Best value |
| Maximum Storage Capacity | 128 GB | 128 GB |
| AnTuTu Score | — | 172,500 |
| CPU Description | Octa-core (2x2.0 GHz Cortex-A75 and 6x1.7 GHz Cortex-A55) | Octa-core processor with 2x2.3 GHz Kryo 360 Gold cores and 6x1.7 GHz Kryo 360 Silver cores. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | — | Yes |
| RAM Capacity | 6 GB | 8 GB Best value |
| RAM Type | — | DDR4 |
| Expandable Storage | Yes | — |
Design
| Specification | Y5s | Z1x |
|---|---|---|
| Body Colors | Black, White, Blue | Blue, Purple |
| Body Thickness | 8.9 mm | 8.1 mm Best value |
| Body Width | 76.5 mm | 75.2 mm |
| Body Height | 162.2 mm | 159.5 mm |
| Weight | 193 g | 189.6 g Best value |
| Usable Surface | 84.4 % Best value | 83.3 % |
| Body Materials | — | Glass, Plastic |
Battery
| Specification | Y5s | Z1x |
|---|---|---|
| Battery Capacity | 5,000 mAh Best value | 4,500 mAh |
| Battery Type | — | Li-Ion |
| Fast Charge Power | 18 W | 22.5 W Best value |
| Battery Features | Fast Charging, Reverse Charging | Fast Charging, Battery Level Indicator, Rechargeable, Reverse Charging |
Display
| Specification | Y5s | Z1x |
|---|---|---|
| Display Aspect Ratio | 19.5:9 | 19.5:9 |
| Display Technology | IPS LCD | Super AMOLED Best value |
| Peak Display Brightness | — | 430 nits |
| Display Diagonal | 6.53″ Best value | 6.38″ |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 2,340 px | 2,340 px |
| Display Pixel Density | 395 ppi | 404 ppi Best value |
| Display Contrast Ratio | — | 60,000 :1 |
| Display Features | IPS LCD | Capacitive Touch |
Sensors
| Specification | Y5s | Z1x |
|---|---|---|
| Fingerprint Sensor Placement | Rear | Under Display |
Sensor
| Specification | Y5s | Z1x |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Gyroscope |
Software
| Specification | Y5s | Z1x |
|---|---|---|
| Operating System | Android 9 | Android 9 |
| OS Family | Android | Android |
| OS Version | 9 | 9 |
Connectivity
| Specification | Y5s | Z1x |
|---|---|---|
| SIM Configurations | Single Nano-SIM, Dual Nano-SIM | 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 B8, LTE B28, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41 | 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 B38, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | GSM, HSPA, LTE | GSM, HSPA, UMTS, LTE, 4G |
| 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 |
| Wi-Fi Features | Dual Band, Wi-Fi Direct | Dual Band, Wi-Fi Direct |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE | A2DP, LE, aptX |
| Navigation Systems | GPS, GLONASS, BeiDou | GPS, GLONASS, Galileo |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, microUSB, USB 2.0, USB OTG | 3.5 mm Audio Jack, FM Radio, USB Type-C, USB OTG, USB Charging |
| USB Version | USB 2.0 | USB 2.0 |
| SAR American Head | — | 1.03 W/kg |
| SAR American Body | — | 0.55 W/kg |
| Max. download speed | — | 600 Mbps |
| Max. upload speed | — | 100 Mbps |
Audio
| Specification | Y5s | Z1x |
|---|---|---|
| Microphone Count | — | 2 |
| Audio Features | A2DP, LE, Loudspeaker | A2DP, LE, aptX, Loudspeaker |
Technical
| Specification | Y5s | Z1x |
|---|---|---|
| Model numbers | V1934A | 1917, PD1921F_EX |