ZTE
Side-by-side technical data
ZTE nubia Z20 vs ZTE nubia A57
Compare up to four phones using typed, normalized technical data. Measurements stay numeric, capabilities stay boolean, and options stay comparable.
The verdict
Your pick: ZTE nubia Z20, ahead on Design & display, Performance & hardware and Camera. Unless Battery & charging decides it for you.
| Category | nubia Z20 | nubia A57 |
|---|---|---|
| Design & display | 6.9 | 5.7 |
| Performance & hardware | 5.9 | 3.6 |
| Camera | 7.3 | 2.0 |
| Connectivity | 4.6 | 4.6 |
| Battery & charging | 4.0 | 5.5 |
Which one is for you?
ZTE nubia Z20, if you care about…
- RAM Capacity
- 8 GB
- against 4 GB
- Storage Type
- UFS 3.0
- against eMMC 5.1
- Display Technology
- AMOLED
- against IPS LCD
- Maximum Storage Capacity
- 512 GB
- against 128 GB
ZTE nubia A57, if you care about…
- Battery Capacity
- 5,000 mAh
- against 4,000 mAh
- Bluetooth Version
- Bluetooth 5.2
- against Bluetooth 5.1
- RAM Type
- DDR4
- against LPDDR4
- Peak Display Brightness
- 740 nits
- against 600 nits
Specification comparison
Performance
| Specification | nubia Z20 | nubia A57 |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 855 Plus | Unisoc T7250 |
| Processor Process Size | 7 nm Best value | 12 nm |
| Graphics GPU | Qualcomm Adreno 640 (700 MHz) | Mali-G57 MP1 |
| Storage Type | UFS 3.0 Best value | eMMC 5.1 |
| Maximum CPU Clock | 2.96 GHz Best value | 1.8 GHz |
| Maximum Storage Capacity | 512 GB Best value | 128 GB |
| AnTuTu Score | 355,478 | — |
| Geekbench 6 Single-Core | — | 437 |
| Geekbench 6 Multi-Core | — | 1,461 |
| CPU Description | Octa-core (1 × 2.96 GHz Kryo 485, 3 × 2.42 GHz Kryo 485, 4 × 1.78 GHz Kryo 485) | Octa-core CPU with 2 Cortex-A75 cores at 1.8 GHz and 6 Cortex-A55 cores at 1.6 GHz |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 8 GB Best value | 4 GB |
| RAM Type | LPDDR4 | DDR4 Best value |
| Expandable Storage | No | Yes Best value |
| AnTuTu version | v8 | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Design
| Specification | nubia Z20 | nubia A57 |
|---|---|---|
| Body Colors | Blue, Black | Silver, Black, Orange |
| Body Thickness | 9 mm | 7.95 mm Best value |
| Body Width | 75.3 mm | 70.4 mm |
| Body Height | 158.6 mm | 160.1 mm |
| Weight | 186 g Best value | 193 g |
| Usable Surface | 84.7 % | 98.8 % Best value |
| Body Materials | Glass, Aluminium Alloy Best value | Glass, Plastic |
| Resistance Features | — | IP64 |
| Waterproof Depth | — | — |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | 9 mm | — |
| QWERTY keyboard | — | — |
Battery
| Specification | nubia Z20 | nubia A57 |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 4,000 mAh | 5,000 mAh Best value |
| Battery Type | Li-Po | — |
| Fast Charge Power | 27 W Best value | 22.5 W |
| Battery Features | Fast Charging, Battery Level Indicator, Rechargeable | Bypass Charging, Battery Level Indicator, Charger Included, Fast Charging, Rechargeable |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | — | — |
| Standby time | — | — |
| Music playback time | — | — |
| Reverse wireless charging power | — | — |
Display
| Specification | nubia Z20 | nubia A57 |
|---|---|---|
| Display Aspect Ratio | 19.5:9 | 19.5:9 |
| Display Technology | AMOLED Best value | IPS LCD |
| Peak Display Brightness | 600 nits | 740 nits Best value |
| Display Diagonal | 6.42″ | 6.75″ Best value |
| Display Horizontal Resolution | 1,080 px Best value | 720 px |
| Display Vertical Resolution | 2,340 px Best value | 1,570 px |
| Display Pixel Density | 401 ppi Best value | 256 ppi |
| Display Refresh Rate | — | 120 Hz |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | — | — |
| Display Features | Secondary Display, HDR10, Gorilla Glass, Always-On Display, Capacitive Touch | Capacitive Touch |
| Integrated Projector | No | No |
| Projector Brightness | — | — |
| Projector Horizontal Resolution | — | — |
| Projector Vertical Resolution | — | — |
| Cover display diagonal | 5.1″ | — |
| Cover display refresh rate | — | — |
| Cover display peak brightness | 330 nits | — |
| Display colors | — | — |
Sensors
| Specification | nubia Z20 | nubia A57 |
|---|---|---|
| Fingerprint Sensor Placement | Side | Side |
Sensor
| Specification | nubia Z20 | nubia A57 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass |
Software
| Specification | nubia Z20 | nubia A57 |
|---|---|---|
| Operating System | Android 9 | Android 16 |
| OS Family | Android | Android |
| OS Version | 9 | 16 Best value |
| OS Update Support | — | — |
| Direct OS Updates | No | Yes Best value |
| Google Services | — | — |
| Web browser | — | — |
| Java (J2ME) | — | — |
| Widevine L1 | — | — |
Connectivity
| Specification | nubia Z20 | nubia A57 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM, Dual SIM |
| 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 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B26, 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 1900, 3G UMTS 2100, 4G LTE bands unspecified |
| Cellular Technologies | GSM, CDMA, HSPA, EVDO, LTE, 4G, 5G Best value | GSM, HSPA, LTE |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n/ac | Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Dual Band, Wi-Fi Direct, DLNA | Dual Band |
| Bluetooth Version | Bluetooth 5.1 | Bluetooth 5.2 Best value |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, GLONASS, BeiDou, Galileo Best value | GPS, Galileo, GLONASS |
| Connectivity Features | USB Type-C, USB OTG, Infrared | 3.5 mm Audio Jack, USB Type-C, USB 2.0 |
| USB Version | USB Type-C | USB 2.0 |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | — | — |
| Max. download speed | 1,200 Mbps Best value | 300 Mbps |
| Max. upload speed | 150 Mbps Best value | 50 Mbps |
Audio
| Specification | nubia Z20 | nubia A57 |
|---|---|---|
| Microphone Count | 2 | 2 |
| Audio Features | Loudspeaker, 32-bit/384 kHz audio | A2DP, LE |
| Alert types | — | — |
Technical
| Specification | nubia Z20 | nubia A57 |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | nubia Z20 | nubia A57 |
|---|---|---|
| Built-in functions | — | — |
