On this page we compare specs Xiaomi J18s with Oppo A3s Octa-core 1.8 GHz Cortex-A53, we compare external dimensions, compare screens and performance, the amount of RAM and memory for storing media data, battery capacity and characteristics of photo cameras, compare the presence of various sensors and functions.
Hardware and OS | Xiaomi J18s | Oppo A3s |
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Operating system | Android v11 | Android 8.1 (Oreo); ColorOS 5.1 |
Processor | | Octa-core 1.8 GHz Cortex-A53 |
RAM | 12 GB | |
Chipset | | Qualcomm SDM450 Snapdragon 450 (14 nm) |
Internal Storage | 256 GB | |
GPU | | Adreno 506 |
Internal memory | | 16 GB, 2 GB RAM |
External memory | | microSD, up to 256 GB (dedicated slot) |
Display | Xiaomi J18s | Oppo A3s |
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Type | Foldable AMOLED | IPS LCD |
Size | 8.01 inches | 6.2" inc |
Resolution | 1860 x 2480 Pixels | 720 x 1520 px |
Touchscreen | Yes, Capacitive Touchscreen, Multi-touch | capacitive touchscreen |
Screen-to-Body Ratio | | 81.2% |
Display area | | 95.9 cm2 |
Display aspect ratio | | 19:9 (height:width) |
Pixel Density | 388 ppi | 271 PPI |
Colors | | 16M |
Connectivity | Xiaomi J18s | Oppo A3s |
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Network support | 5G , 4G , 3G, 2G | |
NFC | Yes | |
Dual SIM | Dual SIM, GSM GSM | |
SIM size | SIM1: Nano, SIM2: Nano | |
USB connectivity | Mass storage device, USB charging | |
2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
3G Network | | HSDPA 850 / 900 / 2100 |
4G Network | | LTE |
Wi-Fi | Yes, Wi-Fi 802.11, b/g/n | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
Network | | GSM / HSPA / LTE |
SIM card | | Dual SIM (Nano-SIM, dual stand-by) |
Bluetooth | Yes, v5.2 | 4.2, A2DP, LE |
Edge | | Yes |
GPRS | | Yes |
GPS | Yes, with A-GPS, Glonass | Yes, with A-GPS |
Speed | | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
USB | | microUSB 2.0, USB On-The-Go |
Camera | Xiaomi J18s | Oppo A3s |
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Front camera | 20 MP | |
Front camera resolution | 20 MP (wide) | |
Camera features | Digital Zoom, Auto Flash, Face detection, Touch to focus | |
Flash | Yes, LED Flash | |
Autofocus | Yes | |
Video recording | Yes | |
Main camera | 108 MP 8 MP 13 MP | 13 MP, Dual |
Specs | | 13 MP, f/2.2, AF -2 MP, f/2.4, depth sensor |
Features | | LED flash, HDR, panorama |
Video | | 1080p@30fps |
Selfie camera | | 8 MP, Single |
Multimedia | Xiaomi J18s | Oppo A3s |
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Loudspeaker | Yes | |
3.5 mm Jack | | Yes |
Radio | | FM radio |
Design | Xiaomi J18s | Oppo A3s |
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Colours | Black | |
Colors | | Red, Dark Purple |
Dimensions | | 156.2 x 75.6 x 8.2 mm |
Weight | | 168 g |
Battery | Xiaomi J18s | Oppo A3s |
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Capacity | 5020 mAh | |
Type | Li-Polymer | |
Battery capacity | | 4230 mAh, Non-removable Li-Ion |
Other | Xiaomi J18s | Oppo A3s |
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Fingerprint sensor | Yes | |
Fingerprint sensor position | Side | |
Other sensors | Accelerometer, Gyro, Proximity, Compass, Color Spectrum, Barometer | |
Release date | | 2018, July |
Sensors | | Accelerometer, proximity, compass |