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Brand | xiaomi | apple | |
Model | xiaomi mi 9 pro | apple Watch series 4 aluminum | |
Announced | 2019 September | 2018 September | |
Status | Available. Released 2019 September | Available. Released 2018 September | |
Device Body | glass front ( gorilla glass 6 ) | glass back ( gorilla glass 5 ) | aluminum frame ( 7000 series ) | glass front | ceramic/sapphire crystal back | aluminum frame | |
Dimensions | 157.2 x 74.6 x 8.5 mm ( 6.19 x 2.94 x 0.33 in ) | 44 x 38 x 10.7 mm ( 1.73 x 1.50 x 0.42 in ) | |
Weight in gram | 196 | 36.7 | |
SIM card | dual SIM ( Nano-SIM | dual stand-by ) | eSIM | |
Water Resistance | No | 50meterwater resistant | |
Display type | Super AMOLED | HDR10 | Retina LTPO OLED | 1000 Luminance units ( the peak ) | |
Display resolution | 1080 x 2340 pixels | 19.5 : 9 ratio ( ~403 pixel per inch density ) | 448 x 368 pixels ( ~326 pixel per inch density ) | |
Display size | 6.39 inches | 100.2 cm2 ( ~85.5% screen to body ratio ) | 1.78 inches | |
Display Protection | corning gorilla glass 6 | ion-x strengthened glass | |
Operating System | android 10 | miui 11 | watchos 5.0 | upgradable to 9.6.1 | |
CPU | Octa-core ( 1x2.96 GHz kryo 485 & 3x2.42 GHz kryo 485 & 4x1.8 GHz kryo 485 ) | Dual-core | |
Chipset | Qualcomm sm8150 snapdragon 855+ ( 7 nm ) | apple s4 | |
GPU | adreno 640 ( 700 mhz ) | powervr | |
Memory card | No | No | |
Memory v1 | 128gb 8gb RAM | 16gb 1gb RAM | |
Memory v2 | 256gb 8gb RAM | 256gb 12gb RAM | 512gb 12gb RAM | ||
Primary camera | 48 megapixel| lens aperture1.8 | 27mm ( wide ) | 1/2.0" | 0.8µm | phase detection autofocus | Laser Auto focus 12 megapixel| lens aperture2.2 | 54mm ( telephoto ) | 1/3.6" | 1.0µm | phase detection autofocus | 2x optical zoom 16 megapixel| lens aperture2.2 | 13mm ( ultrawide ) | 1/3.0" | 1.0µm | phase detection autofocus | | |
Secondary camera | 20 megapixel| lens aperture2.0 | ( wide ) | 1/3" | 0.9µm | | |
Loud speaker | Yes | Yes | |
Audio jack | No | No | |
WLAN | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | dlna | hotspot | Wi-Fi 802.11 b/g/n | |
Bluetooth | 5.0 | a2dp | le | aptx hd | 5.0 | a2dp | le | |
GPS | Yes with dual-band a-gps glonass bds galileo qzss | ||
NFC | Yes | Yes | |
Radio | No | No | |
USB | USB Type-C 2.0 | USB on-the-go | No | |
Sensors | fingerprint ( under display | optical ) | accelerometer | gyroscope | proximity | compass | accelerometer | gyroscope | heart rate | barometer | |
Battery | li-po 4000 mAh | Non-removable | Li-lon 292 mAh ( 1.12watt per hour ) | Non-removable | |
Battery Charge | Fast charging 40w | quick charge 4+ | Fast wireless charging 30w | reverse wireless charging 10w | wireless | |
Colors | white color gradations, black color gradations | silver, gold, gray color gradations | |
Network technology | gsm / cdma / hspa / lte | gsm / hspa / lte | |
5G bands | |||
Network speed | hspa 42.2/5.76 mbps lte-a (7ca) cat20 2000/150 mbps | hspa lte | |
GPRS | |||
EDGE | |||
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