Side-by-side technical data
ZTE R221 vs ZTE nubia A77
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 R221, if you care about…
- Weight
- 80 g
- against 193 g
ZTE nubia A77, if you care about…
- Battery Capacity
- 5,000 mAh
- against 1,000 mAh
- RAM Capacity
- 6 GB
- against 5 MB
- Display Technology
- IPS LCD
- against TFT LCD
- Maximum Storage Capacity
- 128 GB
- against 5 MB
Specification comparison
Battery
| Specification | R221 | nubia A77 |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 1,000 mAh | 5,000 mAh Best value |
| Battery Type | Li-Ion | Li-Polymer |
| Fast Charge Power | — | 22.5 W |
| Battery Features | — | Fast Charging, Bypass Charging, Non-Removable, Battery Level Indicator, Charger Included, Rechargeable |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | 9 h | — |
| Standby time | 280 h | — |
| Music playback time | — | — |
Design
| Specification | R221 | nubia A77 |
|---|---|---|
| Body Colors | Black | Black, White, Purple |
| Body Thickness | 14 mm | 8.3 mm Best value |
| Body Width | 47 mm | 77 mm |
| Body Height | 108 mm | 168 mm |
| Weight | 80 g Best value | 193 g |
| Usable Surface | 20.1 % | 85 % 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 | R221 | nubia A77 |
|---|---|---|
| Processor Model | — | Unisoc T8300 |
| Processor Process Size | — | 6 nm |
| Graphics GPU | — | Mali-G57 MP2 |
| Storage Type | — | eMMC 5.1 |
| Maximum CPU Clock | — | 2.2 GHz |
| Maximum Storage Capacity | 5 MB | 128 GB Best value |
| AnTuTu Score | — | 479,500 |
| Geekbench 6 Single-Core | — | 908 |
| Geekbench 6 Multi-Core | — | 2,221 |
| CPU Description | — | 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 |
| 64-Bit Processor | — | Yes |
| RAM Capacity | 5 MB | 6 GB Best value |
| RAM Type | — | LPDDR4X |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | v10 |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Sensors
| Specification | R221 | nubia A77 |
|---|---|---|
| Fingerprint Sensor Placement | — | Side |
Display
| Specification | R221 | nubia A77 |
|---|---|---|
| Display Aspect Ratio | 4:5 | 20:9 |
| Peak Display Brightness | — | — |
| Display Technology | TFT LCD | IPS LCD Best value |
| Display Diagonal | 1.8″ | 6.75″ Best value |
| Display Horizontal Resolution | 128 px | 720 px Best value |
| Display Vertical Resolution | 160 px | 1,640 px Best value |
| Display Pixel Density | 114 ppi | 265 ppi Best value |
| Display Refresh Rate | — | 120 Hz |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | — | — |
| Display Features | — | Water Drop Notch, Curved Glass, Capacitive Touch, Multi-Touch, Frameless, 120Hz |
| 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 | 65K colors | — |
Sensor
| Specification | R221 | nubia A77 |
|---|---|---|
| Sensor Features | — | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Light Sensor, Cooling System |
Software
| Specification | R221 | nubia A77 |
|---|---|---|
| Operating System | — | Android 16 |
| OS Family | — | Android |
| OS Version | — | 16 |
| OS Update Support | — | — |
| Direct OS Updates | — | Yes |
| Google Services | — | Yes |
| Web browser | — | — |
| Java (J2ME) | No | — |
Connectivity
| Specification | R221 | nubia A77 |
|---|---|---|
| SIM Configurations | Dual Mini-SIM | Dual Nano-SIM, Dual SIM Dual Standby |
| Cellular Bands | 2G GSM 900, 2G GSM 1800 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20, 4G LTE B28A, 4G LTE B28B, 4G LTE B38, 4G LTE B40, 4G LTE B41, 4G LTE B66, 5G NR n1, 5G NR n3, 5G NR n5, 5G NR n7, 5G NR n8, 5G NR n20, 5G NR n28a, 5G NR n28b, 5G NR n38, 5G NR n41, 5G NR n77, 5G NR n78, 4G LTE bands unspecified, 5G NR bands unspecified |
| Cellular Technologies | GSM, GPRS | GSM, HSPA, UMTS, LTE, 4G, 5G Best value |
| Wi-Fi Standards | — | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | — | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display |
| Bluetooth Version | — | Bluetooth 5.4 |
| Bluetooth Profiles | — | A2DP, LE, HID |
| Navigation Systems | — | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| Connectivity Features | FM Radio | 3.5 mm Audio Jack, NFC, FM Radio, USB Type-C, USB Charging, USB Mass Storage, USB Host 2.0, USB OTG, Computer Sync, OTA Sync, Tethering, VoLTE, USB 2.0 |
| USB Version | — | USB 2.0 |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | SMS | — |
Audio
| Specification | R221 | nubia A77 |
|---|---|---|
| Microphone Count | — | 2 |
| Audio Features | Loudspeaker | A2DP, LE, Loudspeaker, DTS, DTS:X, Stereo Speakers Best value |
| Alert types | — | — |
Technical
| Specification | R221 | nubia A77 |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | R221 | nubia A77 |
|---|---|---|
| Built-in functions | Calendar, MP3 player, Predictive text input | — |
