Side-by-side technical data
vivo iQOO Z6x vs vivo Y55
Comparison between vivo iQOO Z6x and vivo Y55: 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 | iQOO Z6x | Y55 |
|---|---|---|
| Design & display | 5.6 | 7.1 |
| Performance & hardware | 4.8 | 5.4 |
| Camera | 3.8 | 3.7 |
| Connectivity | 6.0 | 4.8 |
| Battery & charging | 6.5 | 5.9 |
Which one is for you?
vivo iQOO Z6x, if you care about…
- Battery Capacity
- 6,000 mAh
- against 5,000 mAh
- Storage Type
- UFS 2.2
- against eMMC 5.1
- Bluetooth Version
- Bluetooth 5.1
- against Bluetooth 5.0
- Maximum Storage Capacity
- 256 GB
- against 128 GB
vivo Y55, if you care about…
- Display Technology
- AMOLED
- against IPS LCD
- Weight
- 182 g
- against 204 g
- Body Thickness
- 8.4 mm
- against 9.3 mm
- Expandable Storage
- Yes
- against No
Specification comparison
Performance
| Specification | iQOO Z6x | Y55 |
|---|---|---|
| Processor Model | MediaTek Dimensity 810 | Qualcomm Snapdragon 680 |
| Processor Process Size | 6 nm | 6 nm |
| Graphics GPU | Mali-G57 MC2 | Qualcomm Adreno 610 |
| Storage Type | UFS 2.2 Best value | eMMC 5.1 |
| Maximum CPU Clock | 2.4 GHz | 2.4 GHz |
| Maximum Storage Capacity | 256 GB Best value | 128 GB |
| AnTuTu Score | 427,500 | — |
| Geekbench 6 Single-Core | — | 416 |
| Geekbench 6 Multi-Core | — | 1,466 |
| 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 CPU with 4x 2.4 GHz Kryo 265 Gold cores and 4x 1.9 GHz Kryo 265 Silver cores |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 8 GB | 8 GB |
| RAM Type | LPDDR4X | DDR4 |
| Expandable Storage | No | Yes Best value |
| AnTuTu version | v10 | — |
Design
| Specification | iQOO Z6x | Y55 |
|---|---|---|
| Body Colors | Black, Blue, Orange | Black, White |
| Body Thickness | 9.3 mm | 8.4 mm Best value |
| Body Width | 75.3 mm | 73.8 mm |
| Body Height | 163.9 mm | 160.8 mm |
| Weight | 204 g | 182 g Best value |
| Usable Surface | 84.5 % Best value | 84.4 % |
| Body Materials | Glass, Plastic | Glass, Plastic |
| Resistance Features | — | Water Resistant |
Battery
| Specification | iQOO Z6x | Y55 |
|---|---|---|
| Battery Capacity | 6,000 mAh Best value | 5,000 mAh |
| Battery Type | Lithium | — |
| Fast Charge Power | 44 W | 44 W |
| Battery Features | Fast Charging, Non-Removable, Battery Level Indicator, Rechargeable | Fast Charging, Rechargeable, Battery Level Indicator |
Display
| Specification | iQOO Z6x | Y55 |
|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 |
| Display Technology | IPS LCD | AMOLED Best value |
| Display Diagonal | 6.58″ Best value | 6.44″ |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 2,408 px Best value | 2,400 px |
| Display Pixel Density | 401 ppi | 409 ppi Best value |
| Touch Sampling Rate | 180 Hz | — |
| Display Contrast Ratio | 1,500 :1 | — |
| Display Features | Water Drop Notch, Scratch Resistant, Curved Glass, Capacitive Touch, Multi-Touch, Frameless, Touchscreen | Schott Xensation, AMOLED, Always-On Display, Touchscreen |
Sensors
| Specification | iQOO Z6x | Y55 |
|---|---|---|
| Fingerprint Sensor Placement | Side | Under Display |
Sensor
| Specification | iQOO Z6x | Y55 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Gravity Sensor, Gyroscope, Light Sensor, Cooling System | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass |
Software
| Specification | iQOO Z6x | Y55 |
|---|---|---|
| Operating System | Android 11 | Android 12 |
| OS Family | Android | Android |
| OS Version | 11 | 12 Best value |
Connectivity
| Specification | iQOO Z6x | Y55 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby | Dual Nano-SIM, Dual SIM |
| Cellular Bands | 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 B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 2100, 3G UMTS B1, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B3, 4G LTE B4, 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 | 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, CDMA2000, LTE, 5G Best value | GSM, HSPA, UMTS, LTE, 4G |
| Wi-Fi Standards | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 802.11a/b/g | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 802.11a/b/g |
| Wi-Fi Features | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display | Dual Band, Wi-Fi Direct |
| Bluetooth Version | Bluetooth 5.1 Best value | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE, aptX HD | A2DP, LE |
| Navigation Systems | GPS, A-GPS, GLONASS, Galileo, BeiDou, QZSS Best value | GPS, GLONASS, Galileo, BeiDou |
| Connectivity Features | 3.5 mm Audio Jack, USB Charging, USB Mass Storage, USB OTG, USB Type-C, 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 | 2,770 Mbps Best value | 390 Mbps |
| Max. upload speed | — | 150 Mbps |
Audio
| Specification | iQOO Z6x | Y55 |
|---|---|---|
| Audio Features | aptX HD, Loudspeaker | Loudspeaker, A2DP, LE, Hi-Res Audio |
Technical
| Specification | iQOO Z6x | Y55 |
|---|---|---|
| Model numbers | V2164KA | — |
