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Brand | xiaomi | xiaomi | |
Model | xiaomi redmi note 7 | xiaomi mi 9 | |
Announced | 2019 January 10 | 2019 February 20 | |
Status | Available. Released 2019 February 28 | Available. Released 2019 March 25 | |
Device Body | glass front ( gorilla glass 5 ) | glass back ( gorilla glass 5 ) | plastic frame | glass front ( gorilla glass 6 ) | glass back ( gorilla glass 5 ) | aluminum frame | |
Dimensions | 159.2 x 75.2 x 8.1 mm ( 6.27 x 2.96 x 0.32 in ) | 157.5 x 74.7 x 7.6 mm ( 6.20 x 2.94 x 0.30 in ) | |
Weight in gram | 186 | 173 | |
SIM card | Hybrid dual SIM ( Nano-SIM | dual stand-by ) | dual SIM ( Nano-SIM | dual stand-by ) | |
Water Resistance | No | No | |
Display type | IPS LCD | Super AMOLED | HDR10 | |
Display resolution | 1080 x 2340 pixels | 19.5 : 9 ratio ( ~409 pixel per inch density ) | 1080 x 2340 pixels | 19.5 : 9 ratio ( ~403 pixel per inch density ) | |
Display size | 6.3 inches | 97.4 cm2 ( ~81.4% screen to body ratio ) | 6.39 inches | 100.2 cm2 ( ~85.2% screen to body ratio ) | |
Display Protection | corning gorilla glass 5 | corning gorilla glass 6 | |
Operating System | android 9.0 ( pie ) | planned upgrade to android 10 | miui 12 | android 9.0 ( pie ) | upgradable to android 10 | miui 12 | |
CPU | Octa-core ( 4x2.2 GHz kryo 260 gold & 4x1.8 GHz kryo 260 silver ) | Octa-core ( 1x2.84 GHz kryo 485 & 3x2.42 GHz kryo 485 & 4x1.78 GHz kryo 485 ) | |
Chipset | Qualcomm sdm660 snapdragon 660 ( 14 nm ) | Qualcomm sm8150 snapdragon 855 ( 7 nm ) | |
GPU | adreno 512 | adreno 640 | |
Memory card | microsdxc ( uses shared sim slot ) | No | |
Memory v1 | 32gb 3gb RAM | 64gb 6gb RAM | |
Memory v2 | 64gb 4gb RAM | 64gb 6gb RAM | 128gb 4gb RAM | 64gb 8gb RAM | 128gb 6gb RAM | 128gb 8gb RAM | 256gb 8gb RAM | |
Primary camera | 48 megapixel| lens aperture1.8 | ( wide ) | 1/2.0" | 0.8µm | phase detection autofocus 5 megapixel| lens aperture2.2 | ( depth ) -- | 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 | 13 megapixel| lens aperture2.0 | ( wide ) | 1/3.1" | 1.12µm | 20 megapixel| lens aperture2.0 | ( wide ) | 1/3" | 0.9µm | |
Loud speaker | Yes | Yes | |
Audio jack | Yes | No | |
WLAN | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot | Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | dlna | hotspot | |
Bluetooth | 5.0 | a2dp | le | 5.0 | a2dp | le | aptx hd | |
GPS | Yes with a-gps glonass bds | Yes with dual-band a-gps glonass bds galileo qzss | |
NFC | No | Yes | |
Radio | FM Radio | recording | No | |
USB | USB Type-C 2.0 | USB Type-C 2.0 | USB on-the-go | |
Sensors | fingerprint ( rear-mounted ) | accelerometer | gyroscope | proximity | compass | fingerprint ( under display | optical ) | accelerometer | gyroscope | compass | |
Battery | li-po 4000 mAh | Non-removable | li-po 3300 mAh | Non-removable | |
Battery Charge | Fast charging 18w | quick charge 4 | Fast charging 27w | quick charge 4+ | Fast wireless charging 20w | |
Colors | blue, black, twilight color color gradations, white | violet color color gradations, ocean color color gradations, black color gradations | |
Network technology | gsm / hspa / lte | gsm / cdma / hspa / lte | |
5G bands | |||
Network speed | hspa 42.2/5.76 mbps lte-a (2ca) cat12 600/150 mbps | hspa 42.2/5.76 mbps lte-a (5ca) cat18 1200/150 mbps | |
GPRS | |||
EDGE | |||
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