Samsung Galaxy Z Flip4 vs Xiaomi Redmi Note 9 Pro Max
Samsung Galaxy Z Flip4
Xiaomi Redmi Note 9 Pro Max
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DOHSDPA 850, 900, 1900, 2100
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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(2100), 3(1800), 5(850), 8(900), 40(2300), 41(2500)
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5G network5G band 1, 3, 20, 41, 77, 78, 79, 81 SA/NSA/Sub6/mmWave-
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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EV-DO speed-3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-A (6CA)LTE, Cat12, 603 Mbps download, 102 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-082020-03
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Status2022-082020-04
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Design
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BuildPlastic front (opened), glass back (Gorilla Glass Victus+), aluminum frameGlass front, glass back, plastic frame
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SIMNano-SIM, eSIMDual SIM (Nano-SIM, dual stand-by)
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Height84.9 mm165.5 mm
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Width71.9 mm76.7 mm
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Thickness15.9-17.1 mm8.8 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 g209 g
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PaymentSamsung Pay (Visa, MasterCard certified)-
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WaterproofIPX8, 1.5m and 30 minutes-
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Splash resistant-Yes
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ColorsBlue, Pink Gold, Graphite, Khaki, Navy, Purple, Red, YellowBlack, Blue, White
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Display
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Display typeFoldable Dynamic AMOLED 2XIPS LCD 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-Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5, Oleophobic coating
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Multitouch-Yes
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Display features120Hz, HDR10+, 1200 nits (peak)-
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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-X2Dual-core 2.3 GHz Kryo 465 Gold
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CPU(second)Triple-core 2.75 GHz Cortex-A710Hexa-core 1.8 GHz Kryo 465 Silver
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CPU(third)Quad-core 1.8 GHz Cortex-A510
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ChipsetQualcomm SM8475 Snapdragon 8+ Gen 1Qualcomm SM7125 Snapdragon 720G
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GPUAdreno 730Adreno 618
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Memory RAM8 GB6, 8 GB
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Internal storage128, 256, 512 GB64, 128 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-512 GB
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StorageUFS 3.1UFS 2.1
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OS
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OSAndroid 12, One UI 4.1.1Android 10.0; MIUI 11
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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 , 0.8 µm, 1/1.72"
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(ultrawide) , 12 MP, f/2.2 , 123˚ , 1.12 µm8 MP, f/2.2 , 1.12 µm, 13 mm, 1/4.0"
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5 MP, f/2.4 , 1.12 µm
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2 MP, f/2.4
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Primary camera resolution4032 x 3024 pixels9248 x 6936 pixels
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Primary camera video4K@30/60fps, 1080p@60/240fps, 720p@960fps, HDR10+2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
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Primary camera flashLED flashLED 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, digital zoom, digital 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
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera(wide) , 10 MP, f/2.4 , 80˚ , 26 mm, 1.22 µm32 MP, f/2.0 , 0.8 µm, 1/2.8"
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Selfie camera resolution-6528 x 5472 pixels
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Selfie camera featuresAutofocus, face unlock, HDR-
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Selfie camera video4K@30fps1080p@30fps
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioNoFM Radio, recording
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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
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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 1.0 reversible connector
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USB On-The-GoYesYes
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Bluetoothv5.2v5.0
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Bluetooth A2DPYesYes
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bluetooth HID-Yes
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bluetooth LEYesYes
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Bluetooth EDR-Yes
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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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NavIC-Yes
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Features
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SensorsAccelerometer, barometer, compass, fingerprint, gyroscope, proximityAccelerometer, compass, fingerprint, gyroscope, light, proximity
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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 mAh5020 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge, 25W (50% in 30 min)Yes
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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 USD200 USD