On this page we compare specs Xiaomi Mi 12i Qualcomm SM8350 Snapdragon 875 5G (7 nm ) 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 Mi 12i | Oppo A3s |
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Operating system | Android v11 | Android 8.1 (Oreo); ColorOS 5.1 |
Processor | Qualcomm SM8350 Snapdragon 875 5G (7 nm ) | Octa-core 1.8 GHz Cortex-A53 |
Chipset | | Qualcomm SDM450 Snapdragon 450 (14 nm) |
RAM | 12 GB | |
GPU | | Adreno 506 |
Internal Storage | 512 GB | |
Internal memory | | 16 GB, 2 GB RAM |
External memory | | microSD, up to 256 GB (dedicated slot) |
Display | Xiaomi Mi 12i | Oppo A3s |
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Type | Super AMOLED | IPS LCD |
Size | 6.9 inches | 6.2" inc |
Resolution | 1080 x 2400 Pixels | 720 x 1520 px |
Touchscreen | Yes, Capacitive Touchscreen, Multi-touch | capacitive touchscreen |
Aspect ratio | 19.5:9 | |
Screen-to-Body Ratio | | 81.2% |
Display area | | 95.9 cm2 |
Display aspect ratio | | 19:9 (height:width) |
Pixel Density | 411 ppi | 271 PPI |
Colors | | 16M |
Connectivity | Xiaomi Mi 12i | Oppo A3s |
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Network support | 5G , 4G , 3G, 2G | |
NFC | Yes | |
2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
Dual SIM | Dual SIM, GSM GSM | |
3G Network | | HSDPA 850 / 900 / 2100 |
SIM size | SIM1: Nano, SIM2: Nano | |
4G Network | | LTE |
USB connectivity | Mass storage device, USB charging | |
Wi-Fi | Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz | 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, v5.1 | 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 Mi 12i | Oppo A3s |
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Front camera resolution | 32 MP, (wide) | |
Camera features | Digital Zoom, Auto Flash, Face detection, Touch to focus | |
Flash | Yes, Triple LED Flash | |
Autofocus | Yes | |
Video recording | Yes | |
Main camera | | 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 Mi 12i | Oppo A3s |
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Loudspeaker | Yes | |
3.5 mm Jack | | Yes |
Radio | | FM radio |
Design | Xiaomi Mi 12i | Oppo A3s |
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Colours | Alpine White, Solstice Grey | |
Colors | | Red, Dark Purple |
Dimensions | | 156.2 x 75.6 x 8.2 mm |
Weight | | 168 g |
Battery | Xiaomi Mi 12i | Oppo A3s |
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Capacity | 5500 mAh | |
Type | Lithium Polymer | |
Battery capacity | | 4230 mAh, Non-removable Li-Ion |
Other | Xiaomi Mi 12i | Oppo A3s |
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Fingerprint sensor | Yes | |
Fingerprint sensor position | On-Screen | |
Other sensors | Accelerometer, Gyro, Proximity, Compass, Barometer | |
Release date | | 2018, July |
Sensors | | Accelerometer, proximity, compass |