Samsung Galaxy Z Flip4 vs Xiaomi Redmi K30 Ultra
Samsung Galaxy Z Flip4
Xiaomi Redmi K30 Ultra
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DOHSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 28, 29, 34, 38, 39, 40, 41, 66LTE frequency band 1, 3, 5, 7, 8, 34, 38, 39, 40, 41
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5G network5G band 1, 3, 20, 41, 77, 78, 79, 81 SA/NSA/Sub6/mmWave5G 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 (6CA)LTE-A
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5G speed-5G
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-082020-08
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Status2022-082020-08
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Design
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BuildPlastic front (opened), glass back (Gorilla Glass Victus+), aluminum frameGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
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SIMNano-SIM, eSIMDual SIM (Nano-SIM, dual stand-by)
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Height84.9 mm163.3 mm
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Width71.9 mm75.4 mm
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Thickness15.9-17.1 mm9.1 mm
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Height unfolded165.2 mm-
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Width unfolded71.9 mm-
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Thickness unfolded6.9 mm-
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Weight187 g213 g
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PaymentSamsung Pay (Visa, MasterCard certified)-
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WaterproofIPX8, 1.5m and 30 minutes-
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ColorsBlue, Pink Gold, Graphite, Khaki, Navy, Purple, Red, YellowBlack, Green, White
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Display
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Display typeFoldable Dynamic AMOLED 2XAMOLED capacitive touchscreen
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Physical size6.7 inches6.67 inches
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Resolution1080 x 2640 pixels1080 x 2400 pixels
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Pixel density426 ppi395 ppi
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Display colors1677721616777216
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Protection-2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 5
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Display features120Hz, HDR10+, 1200 nits (peak)HDR10+, 120Hz sampling rate, 500 nits typ. brightness
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Cover displaySuper AMOLED-
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Cover display physical size1.9 inches-
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Cover display resolution260 x 512 pixels-
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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 GB6, 8 GB
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Internal storage128, 256, 512 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, One UI 4.1.1MIUI V12 (Android 10.0)
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Main camera
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Camera typeDualQuad
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Main camera(wide) , 12 MP, f/1.8 , 83˚ , 24 mm, 1.8 µm, 10x digital zoom64 MP, f/1.9 , 26 mm, 0.8 µm, 1/1.72"
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(ultrawide) , 12 MP, f/2.2 , 123˚ , 1.12 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 resolution4032 x 3024 pixels5184 x 3800 pixels
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Primary camera video4K@30/60fps, 1080p@60/240fps, 720p@960fps, HDR10+4K@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, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, tracking autofocusAutofocus, 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(wide) , 10 MP, f/2.4 , 80˚ , 26 mm, 1.22 µm20 MP, f/2.24 , 27 mm, 0.8 µm, 1/3.4"
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Selfie camera resolution-5184 x 3800 pixels
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Selfie camera featuresAutofocus, face unlock, HDR-
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Selfie camera video4K@30fps1080p@30fps, 720p@120fps
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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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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USBType-C 2.0Type-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 AptX-aptX 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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QZSS-Yes
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Features
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SensorsAccelerometer, barometer, 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 capacity3700 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge, 25W (50% in 30 min)Qualcomm Quick Charge 4+(100% in 58 min)
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Wireless reverse chargingYes, 4.5W-
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Fast wireless chargingQi, 15W-
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Tests and performance
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Antutu1010000 (v9)-
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Geekbench(single-core)1277 (v5.4)-
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Geekbench(multi-core)3642 (v5.4)-
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Cost
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Price1000 USD390 USD