ZTE
Side-by-side technical data
ZTE Grand X4 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
Neither runs away with it: each wins something.
Which one is for you?
ZTE Grand X4, if you care about…
- Display Pixel Density
- 267 ppi
- against 256 ppi
- Weight
- 162 g
- against 193 g
ZTE nubia A57, if you care about…
- Battery Capacity
- 5,000 mAh
- against 3,140 mAh
- RAM Capacity
- 4 GB
- against 2 GB
- Wi-Fi Standards
- Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
- against Wi-Fi 802.11 b/g/n
- Bluetooth Version
- Bluetooth 5.2
- against Bluetooth 4.2
Specification comparison
Battery
| Specification | Grand X4 | nubia A57 |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 3,140 mAh | 5,000 mAh Best value |
| Battery Type | Li-Ion | — |
| Fast Charge Power | — | 22.5 W |
| Battery Features | — | Bypass Charging, Battery Level Indicator, Charger Included, Fast Charging, Rechargeable |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | 26 h | — |
| Standby time | 715 h | — |
| Music playback time | — | — |
Design
| Specification | Grand X4 | nubia A57 |
|---|---|---|
| Body Colors | Black | Silver, Black, Orange |
| Body Thickness | 9.1 mm | 7.95 mm Best value |
| Body Width | 77 mm | 70.4 mm |
| Body Height | 155.2 mm | 160.1 mm |
| Weight | 162 g Best value | 193 g |
| Usable Surface | 69.8 % | 98.8 % Best value |
| Body Materials | — | Glass, Plastic |
| Resistance Features | — | IP64 |
| Waterproof Depth | — | — |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | — | — |
| QWERTY keyboard | — | — |
Performance
| Specification | Grand X4 | nubia A57 |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 425 | Unisoc T7250 |
| Processor Process Size | 28 nm | 12 nm Best value |
| Graphics GPU | Qualcomm Adreno 308 | Mali-G57 MP1 |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Maximum CPU Clock | 1.4 GHz | 1.8 GHz Best value |
| Maximum Storage Capacity | 16 GB | 128 GB Best value |
| AnTuTu Score | — | — |
| Geekbench 6 Single-Core | — | 437 |
| Geekbench 6 Multi-Core | — | 1,461 |
| CPU Description | Quad-core 1.4 GHz Cortex-A53 | Octa-core CPU with 2 Cortex-A75 cores at 1.8 GHz and 6 Cortex-A55 cores at 1.6 GHz |
| Processor Type | Quad-Core | Octa-Core |
| 64-Bit Processor | — | Yes |
| RAM Capacity | 2 GB | 4 GB Best value |
| RAM Type | — | DDR4 |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Sensors
| Specification | Grand X4 | nubia A57 |
|---|---|---|
| Fingerprint Sensor Placement | Rear | Side |
Display
| Specification | Grand X4 | nubia A57 |
|---|---|---|
| Display Aspect Ratio | 16:9 | 19.5:9 |
| Peak Display Brightness | — | 740 nits |
| Display Technology | IPS LCD | IPS LCD |
| Display Diagonal | 5.5″ | 6.75″ Best value |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,280 px | 1,570 px Best value |
| Display Pixel Density | 267 ppi Best value | 256 ppi |
| Display Refresh Rate | — | 120 Hz |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | — | — |
| Display Features | Gorilla Glass 3 | Capacitive Touch |
| Integrated Projector | No | No |
| Projector Brightness | — | — |
| Projector Horizontal Resolution | — | — |
| Projector Vertical Resolution | — | — |
| Cover display diagonal | — | — |
| Cover display refresh rate | — | — |
| Cover display peak brightness | — | — |
| Display colors | — | — |
Sensor
| Specification | Grand X4 | nubia A57 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass |
Software
| Specification | Grand X4 | nubia A57 |
|---|---|---|
| Operating System | Android 6 | Android 16 |
| OS Family | Android | Android |
| OS Version | 6 | 16 Best value |
| OS Update Support | — | — |
| Direct OS Updates | — | Yes |
| Google Services | — | — |
| Web browser | — | — |
| Java (J2ME) | — | — |
Connectivity
| Specification | Grand X4 | nubia A57 |
|---|---|---|
| SIM Configurations | Single Nano-SIM | Dual Nano-SIM, Dual SIM Best value |
| Cellular Bands | 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 | 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, HSPA, LTE | GSM, HSPA, LTE |
| Wi-Fi Standards | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) Best value |
| Wi-Fi Features | Wi-Fi Direct | Dual Band |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.2 Best value |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS | GPS, Galileo, GLONASS Best value |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, USB Type-C | 3.5 mm Audio Jack, USB Type-C, USB 2.0 |
| USB Version | USB Type-C | USB 2.0 |
| SAR American Head | 0.88 W/kg | — |
| SAR American Body | 0.19 W/kg | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | — | — |
Audio
| Specification | Grand X4 | nubia A57 |
|---|---|---|
| Microphone Count | — | 2 |
| Audio Features | A2DP, LE, Loudspeaker | A2DP, LE |
| Alert types | — | — |
Technical
| Specification | Grand X4 | nubia A57 |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | Grand X4 | nubia A57 |
|---|---|---|
| Built-in functions | — | — |
