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Compare OptimaSmart OPS-51D vs Xiaomi Redmi Note 9 Pro


OptimaSmart OPS-51D
  Xiaomi Redmi Note 9 Pro
OptimaSmart OPS-51D
VS
Xiaomi Redmi Note 9 Pro
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On this page we compare specs OptimaSmart OPS-51D Dual core with Xiaomi Redmi Note 9 Pro Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver), 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.

Compare specs OptimaSmart OPS-51D vs Xiaomi Redmi Note 9 Pro

Hardware and OSOptimaSmart OPS-51DXiaomi Redmi Note 9 Pro
Operating systemAndroid v4.2.2 (Jelly Bean)Android 10.0; MIUI 11
ProcessorDual coreOcta-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
ChipsetQualcomm SM7125 Snapdragon 720G (8 nm)
RAM512 MB
GPUAdreno 618
Internal Storage4 GB
Internal memory64GB 4GB RAM, 128GB 6GB RAM
Expandable memoryYes Up to 32 GB
External memorymicroSDXC (dedicated slot)
DisplayOptimaSmart OPS-51DXiaomi Redmi Note 9 Pro
TypeTFTIPS LCD
Size4.0 inches6.67" inc
Resolution480 x 800 pixels1080 x 2400 px
ProtectionCorning Gorilla Glass 5
TouchscreenYes Capacitive Touchscreencapacitive touchscreen
Screen to body ratio57.78 %
Screen-to-Body Ratio84.5%
Display area107.4 cm2
Display aspect ratio20:9 (height:width)
Pixel Density233 ppi395 PPI
Colors16M
Other450 nits typ. brightness (advertised)
ConnectivityOptimaSmart OPS-51DXiaomi Redmi Note 9 Pro
Network support2G
Dual SIMDual SIM, GSM GSM
2G NetworkGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G NetworkHSDPA 850 / 900 / 1900 / 2100
4G NetworkLTE band 1(2100), 3(1800), 5(850), 8(900), 40(2300), 41(2500)
Wi-FiYes Wi-Fi 802.11Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
NetworkGSM / HSPA / LTE
SIM cardDual SIM (Nano-SIM, dual stand-by)
BluetoothYes5.0, A2DP, LE
EdgeYes
GPRSYes
GPSYes, with A-GPS, GLONASS, GALILEO, BDS, NavIC
SpeedHSPA 42.2/5.76 Mbps, LTE-A
USB2.0, Type-C 1.0 reversible connector
CameraOptimaSmart OPS-51DXiaomi Redmi Note 9 Pro
Image2048 x 1536 Pixels
Camera featuresDigital Zoom
Main camera48 MP, Quad
Specs48 MP, f/1.8, (wide), 1/2.25", 0.8µm, PDAF
-8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
-5 MP, f/2.4, (macro), 1.12µm
-2 MP, f/2.4, (depth)
FeaturesLED flash, HDR, panorama
Video2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
Selfie camera16 MP, Single
MultimediaOptimaSmart OPS-51DXiaomi Redmi Note 9 Pro
FM radioYes
LoudspeakerYes
3.5 mm JackYes
RadioFM radio, recording
DesignOptimaSmart OPS-51DXiaomi Redmi Note 9 Pro
Height124 mm
Width63.5 mm
Thickness10.5 mm
ColoursBlack, White, Yellow
ColorsAurora Blue, Glacier White, Interstellar Black
Body buildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
Dimensions165.8 x 76.7 x 8.8 mm
Weight126 grams209 g
BatteryOptimaSmart OPS-51DXiaomi Redmi Note 9 Pro
Capacity1500 mAh
TypeLi-Polymer
Battery capacity5020 mAh,  Non-removable Li-Po
OtherOptimaSmart OPS-51DXiaomi Redmi Note 9 Pro
Other sensorsAccelerometer
Release date2020, March 12
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compass , Infrared port