Asus Zenfone 9 vs Xiaomi Redmi K30 Ultra
Asus Zenfone 9
Xiaomi Redmi K30 Ultra
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 800, 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 - A version; 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 - B version; 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 34, 38, 39, 40, 41, 42, 66, 71 - C versionLTE frequency band 1, 3, 5, 7, 8, 34, 38, 39, 40, 41
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5G network5G band 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78 - A version; 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 41, 77, 78 - B version; 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78 - C version5G band 1, 3, 41, 78, 79; SA/NSA
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HSDPA speed42.2 Mbps42 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE-A (5CA), Cat20, 2000 Mbps download, 211 Mbps uploadLTE-A
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5G speed4.5 Gbps download, 0.9 Gbps upload5G
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-072020-08
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Status2022-082020-08
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Design
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BuildGlass front (Gorilla Glass Victus), polymer back, aluminum frameGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height146.5 mm163.3 mm
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Width68.1 mm75.4 mm
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Thickness9.1 mm9.1 mm
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Weight169 g213 g
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WaterproofIP68 (1.5m and 30 mins)-
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Dust proofIP68-
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ColorsBlack, Blue, Red, SilverBlack, Green, White
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Display
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Display typeSuper AMOLEDAMOLED capacitive touchscreen
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Physical size5.9 inches6.67 inches
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Resolution1080 x 2400 pixels1080 x 2400 pixels
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Pixel density445 ppi395 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass Victus2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 5
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Display featuresAlways-on display, 120Hz, HDR10+, 1100 nits (peak)HDR10+, 120Hz sampling rate, 500 nits typ. brightness
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.19 GHz Cortex-X2Quad-core 2.6 GHz Cortex-A77
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CPU(second)Triple-core 2.75 GHz Cortex-A710quad-core 2.0 GHz Cortex-A55
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CPU(third)Quad-core 1.8 GHz Cortex-A510
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ChipsetQualcomm SM8475 Snapdragon 8+ Gen 1Mediatek Dimensity 1000+
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GPUAdreno 730Mali-G77 MC9
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Memory RAM8, 16 GB6, 8 GB
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Internal storage128, 256 GB128, 256, 512 GB
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Memory cardNoNo
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StorageUFS 3.1UFS
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OS
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OSAndroid 12, ZenUIMIUI V12 (Android 10.0)
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Main camera
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Camera typeDualQuad
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Main camera(wide) , 50 MP, f/1.9 , 84˚ , 23.8 mm, 1/1.56" , 1.0 µm64 MP, f/1.9 , 26 mm, 1/1.72" , 0.8 µm
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(ultrawide) , 12 MP, f/2.2 , 113˚ , 14.4 mm, 1/2.93" , 1.4 µm13 MP, f/2.4 , 1.12 µm
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5 MP, f/2.2 , 50 mm
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2 MP, f/2.4
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Primary camera resolution8190 x 6120 pixels5184 x 3800 pixels
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Primary camera video8K@24fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR4K@30fps, 1080p@30/60/120/240/960fps; gyro-EIS
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Primary camera flashLED flashdual-LED dual-tone flash
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Camera featuresAutofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus, laser autofocus, RAWAutofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus, RAW, AI skyscaping
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera(standard) , 12 MP, f/2.5 , 27.5 mm, 1/2.93" , 1.22 µm20 MP, f/2.24 , 27 mm, 1/3.4" , 0.8 µm
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Selfie camera resolution4032 x 3024 pixels5184 x 3800 pixels
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Selfie camera featuresDual-pixel phase detection autofocus, face unlock, HDR-
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Selfie camera video4K@30fps, 1080p@30/60fps1080p@30fps, 720p@120fps
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Sound
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3.5mm jackYesNo
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LoudspeakerYes, with stereo speakersYes
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EarpieceYesYes, with stereo speakers
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Multimedia
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RadioNoFM Radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11axWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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Wi-Fi display-Yes
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WLAN WiFi Dual BandYesYes
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WLAN DLNAYes-
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USBType-C 3.0Type-C reversible connector
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USB On-The-GoYesYes
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Bluetoothv5.2v5.1
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptXaptX HD, aptX AdaptiveaptX HD
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Infrared-Yes
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NFCYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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Beidou-Yes
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BDSYes-
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QZSSYesYes
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NavICYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, compass, fingerprint, gyroscope, proximity
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Power bank function-Yes
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity4300 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 4+, 30WQualcomm Quick Charge 4+(100% in 58 min)
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Reverse chargingYes-
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Tests and performance
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Antutu1110000 (v9)-
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Geekbench(single-core)1289 (v5.4)-
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Geekbench(multi-core)4243 (v5.4)-
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Cost
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Price810 USD390 USD