| Hardware and OS | ZTE nubia X 5G | Oppo A3s |
| Operating system | Android 9.0 (Pie) | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485) | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | Adreno 640 | Adreno 506 |
| RAM | 6 GB, 8 GB | |
| Internal memory | | 16 GB, 2 GB RAM |
| Internal Storage | 64GB/128GB/256GB | |
| External memory | | microSD, up to 256 GB (dedicated slot) |
| Memory Card Slot | microSD, microSDHC, microSDXC | |
| User Interface | Yes with Modified Android | |
| Display | ZTE nubia X 5G | Oppo A3s |
| Type | LTPS IPS LCD capacitive touchscreen | IPS LCD |
| Size | 6.26 inches, 97.8 cm2 (~86.6% screen-to-body ratio) | 6.2" inc |
| Resolution | 1080 x 2280 pixels | 720 x 1520 px |
| Touchscreen | Yes Multi Touch Support | capacitive touchscreen |
| Screen-to-Body Ratio | | 81.2% |
| Display area | | 95.9 cm2 |
| Display aspect ratio | | 19:9 (height:width) |
| Pixel Density | 403 PPI, Pixel Per Inch | 271 PPI |
| Protection | Yes with Corning Gorilla Glass 3 | |
| Colors | 16M Colors | 16M |
| Features | Secondary display (on the back): OLED, 5.1 inches, 720 x 1520 pixels, Corning Gorilla Glass 3 | |
| Connectivity | ZTE nubia X 5G | Oppo A3s |
| 2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | | HSDPA 850 / 900 / 2100 |
| 4G Network | Yes | LTE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, 802.11n 5GHz, Dual band, Wi-Fi Hotspot, Wi-Fi Direct, 2x2 MiMO | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| NFC | No | |
| Network | | GSM / HSPA / LTE |
| SIM card | | Dual SIM (Nano-SIM, dual stand-by) |
| SIM | Nano SIM | |
| Bluetooth | | 4.2, A2DP, LE |
| Dual SIM | Dual SIM (Nano-SIM, Nano-SIM) Dual Stand-by | |
| Edge | | Yes |
| Wireless Charging | No | |
| GPRS | | Yes |
| GPS | Yes, with GPS, A-GPS, GLONASS, BeiDou | Yes, with A-GPS |
| Speed | | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | USB Type-C 2.0, with OTG, Charging and Mass Storage Function | microUSB 2.0, USB On-The-Go |
| Camera | ZTE nubia X 5G | Oppo A3s |
| Image | 8000 x 6000 Pixels | |
| Main camera | 16 MP, f/1.8, PDAF | 13 MP, Dual |
| Specs | | 13 MP, f/2.2, AF
-2 MP, f/2.4, depth sensor |
| Features | Dual-LED dual-tone flash, HDR, panorama | LED flash, HDR, panorama |
| Video | 2160p@30fps, 1080p@30fps | 1080p@30fps |
| Selfie camera | Uses main cameras | 8 MP, Single |
| Multimedia | ZTE nubia X 5G | Oppo A3s |
| Loudspeaker | Yes | |
| Handsfree | Yes | |
| Video Playback | Yes | |
| Video Out | Yes | |
| 3.5 mm Jack | yes | Yes |
| Ring Tones | Yes | |
| Radio | Yes | FM radio |
| Design | ZTE nubia X 5G | Oppo A3s |
| Colors | | Red, Dark Purple |
| Dimensions | 154.1 x 73.3 x 8.4 mm (6.07 x 2.89 x 0.33 in) | 156.2 x 75.6 x 8.2 mm |
| Waterproof | No | |
| Weight | 181 Grams (With Battery) | 168 g |
| Battery | ZTE nubia X 5G | Oppo A3s |
| Battery capacity | | 4230 mAh, Non-removable Li-Ion |
| Capacity | Non-Removable 3,800 mAh Lithium-Polymer battery | |
| Other | ZTE nubia X 5G | Oppo A3s |
| Release date | | 2018, July |
| Sensors | Gyroscope, Ambient Light Sensor, Proximity Sensor, Compass, Fingerprint (Rear Mounted), Accelerometer | Accelerometer, proximity, compass |
