Samsung Galaxy Z Flip4 vs ZTE Blade A31
Samsung Galaxy Z Flip4
ZTE Blade A31
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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, 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, 2, 3, 5, 7, 8, 20, 28, 38
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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 Mbps21.1 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE-A (6CA)LTE, 301 Mbps download, 150 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-082021-07
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Status2022-082021-07
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Design
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BuildPlastic front (opened), glass back (Gorilla Glass Victus+), aluminum framePlastic
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SIMNano-SIM, eSIMDual SIM (Nano-SIM, dual stand-by)
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Height84.9 mm140 mm
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Width71.9 mm71 mm
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Thickness15.9-17.1 mm8.9 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 g166 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, YellowBlue, Gray
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Display
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Display typeFoldable Dynamic AMOLED 2XIPS LCD
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Physical size6.7 inches5.45 inches
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Resolution1080 x 2640 pixels720 x 1440 pixels
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Pixel density426 ppi295 ppi
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Display colors1677721616777216
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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-X2Quad-core 1.6 GHz Cortex-A55
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CPU(second)Triple-core 2.75 GHz Cortex-A710quad-core 1.2 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 1Unisoc SC9863A
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GPUAdreno 730IMG8322
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Memory RAM8 GB2 GB
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Internal storage128, 256, 512 GB32 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-128 GB
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StorageUFS 3.1-
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OS
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OSAndroid 12, One UI 4.1.1Android 11 Go Edition
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Main camera
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Camera typeDualSingle
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Main camera(wide) , 12 MP, f/1.8 , 83˚ , 24 mm, 1.8 µm, 10x digital zoom8 MP
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(ultrawide) , 12 MP, f/2.2 , 123˚ , 1.12 µm
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Primary camera resolution4032 x 3024 pixels3264 x 2448 pixels
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Primary camera video4K@30/60fps, 1080p@60/240fps, 720p@960fps, HDR10+720p@30fps
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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 autofocusHDR
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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 µm2 MP, f/2.8
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Selfie camera interpolated resolution-5 MP
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Selfie camera resolution-1920 x 1080 pixels
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Selfie camera featuresAutofocus, face unlock, HDR-
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Selfie camera video4K@30fps480p@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
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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USBType-C 2.0microUSB 2.0
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USB On-The-GoYes-
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Bluetoothv5.2v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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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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GALILEOYes-
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BDSYes-
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Features
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SensorsAccelerometer, barometer, compass, fingerprint, gyroscope, proximityAccelerometer
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity3700 mAh3000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge, 25W (50% in 30 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)101300 (v8)
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Geekbench(single-core)1277 (v5.4)149 (v5.2)
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Geekbench(multi-core)3642 (v5.4)817 (v5.2)
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Cost
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Price1000 USD100 USD