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Compare Xiaomi Mi 9 vs Oppo A3s


Xiaomi Mi 9
   Oppo A3s
Xiaomi Mi 9
 VS
Oppo A3s







On this page we compare specs Xiaomi Mi 9 Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485) 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.


Xiaomi Mi 9
Xiaomi Mi 9 smartphone runs on Android 9.0 (Pie) operating system. The phone is powered by Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485) processor. It has 64/128 GB, 6/8 GB RAM. Internal storage options which can be extended with the help of No. The smartphone has a Super AMOLED providing, Screen-to-Body Ratio of 85.2%. The smartphone is fueled with a 3300 mAh,  Non-removable Li-Po. The main camera of the smartphone consists of a 48 MP, Triple. The sensors include Fingerprint (under display), accelerometer, gyro, proximity, compass , Infrared port. Connectivity features in the smartphone include Bluetooth, dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS, Wi-Fi, NFC and more. The Xiaomi Mi 9 are available in various colors such as Lavender Violet, Ocean Blue, Piano Black. It measures 157.5 x 74.7 x 7.6 mm and weighs 173 g.

Oppo A3s
Oppo A3s smartphone runs on Android 8.1 (Oreo); ColorOS 5.1 operating system. The phone is powered by Octa-core 1.8 GHz Cortex-A53 processor. It has 16 GB, 2 GB RAM. Internal storage options which can be extended with the help of microSD, up to 256 GB (dedicated slot). The smartphone has a IPS LCD providing, Screen-to-Body Ratio of 81.2%. The smartphone is fueled with a 4230 mAh,  Non-removable Li-Ion. The main camera of the smartphone consists of a 13 MP, Dual. The sensors include Accelerometer, proximity, compass. Connectivity features in the smartphone include Bluetooth, A-GPS, Wi-Fi, 3.5 mm Jack and more. The Oppo A3s are available in various colors such as Red, Dark Purple. It measures 156.2 x 75.6 x 8.2 mm and weighs 168 g.

Compare specs Xiaomi Mi 9 vs Oppo A3s

Hardware and OSXiaomi Mi 9Oppo A3s
Operating systemAndroid 9.0 (Pie)Android 8.1 (Oreo); ColorOS 5.1
ProcessorOcta-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)Octa-core 1.8 GHz Cortex-A53
ChipsetQualcomm SDM855 Snapdragon 855 (7 nm)Qualcomm SDM450 Snapdragon 450 (14 nm)
GPUAdreno 640Adreno 506
Internal memory64/128 GB, 6/8 GB RAM16 GB, 2 GB RAM
External memoryNomicroSD, up to 256 GB (dedicated slot)
DisplayXiaomi Mi 9Oppo A3s
TypeSuper AMOLEDIPS LCD
Size6.39" inc6.2" inc
Resolution1080 x 2340 px720 x 1520 px
TouchscreenSuper AMOLED capacitive touchscapacitive touchscreen
ProtectionCorning Gorilla Glass 6
Screen-to-Body Ratio85.2%81.2%
Display area100.2 cm295.9 cm2
Display aspect ratio19.5:9 (height:width)19:9 (height:width)
Pixel Density403 PPI271 PPI
Colors16M16M
OtherHDR10
-DCI-P3
ConnectivityXiaomi Mi 9Oppo A3s
2G NetworkGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G NetworkHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 2100
4G NetworkLTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 28(700), 38(2600), 39(1900), 40(2300)LTE
Wi-FiWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspotWi-Fi 802.11 b/g/n, WiFi Direct, hotspot
NetworkGSM / CDMA / HSPA / LTEGSM / HSPA / LTE
SIM cardDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
Bluetooth5.0, A2DP, LE, aptX HD4.2, A2DP, LE
EdgeYesYes
GPRSYesYes
GPSYes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSSYes, with A-GPS
SpeedHSPA, LTE-AHSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
USB2.0, Type-C 1.0 reversible connector, USB On-The-GomicroUSB 2.0, USB On-The-Go
NFCYes
CameraXiaomi Mi 9Oppo A3s
Main camera48 MP, Triple13 MP, Dual
Specs48 MP, f/1.8, 1/2', 0.8µm, Laser/PDAF
-16 MP, f/2.2, 13mm (ultrawide), 1/3.0', 1.0µm, Laser/PDAF
-12 MP, f/2.2, 54mm (telephoto), 1/3.6', 1.0µm, Laser/PDAF, 2x optical zoom		13 MP, f/2.2, AF
-2 MP, f/2.4, depth sensor
FeaturesDual-LED flash, HDR, panoramaLED flash, HDR, panorama
Video2160p@30/60fps, 1080p@30/120/240fps, 1080p@960fps1080p@30fps
Selfie camera20 MP, Single8 MP, Single
MultimediaXiaomi Mi 9Oppo A3s
3.5 mm JackNoYes
RadioNoFM radio
DesignXiaomi Mi 9Oppo A3s
ColorsLavender Violet, Ocean Blue, Piano BlackRed, Dark Purple
Dimensions157.5 x 74.7 x 7.6 mm156.2 x 75.6 x 8.2 mm
Weight173 g168 g
Body buildBack glass (Gorilla Glass 5), aluminum frame (7000 series)
BatteryXiaomi Mi 9Oppo A3s
Battery capacity3300 mAh,  Non-removable Li-Po4230 mAh,  Non-removable Li-Ion
OtherXiaomi Mi 9Oppo A3s
Release date2019, February2018, July
SensorsFingerprint (under display), accelerometer, gyro, proximity, compass , Infrared portAccelerometer, proximity, compass