Xiaomi 12X vs Xiaomi Poco C55
Xiaomi 12X
Xiaomi Poco C55
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800GSM 850, 900, 1800, 1900
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3G networkHSDPA 800, 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, 18, 19, 26, 34, 38, 39, 40, 41, 42LTE frequency band 1, 3, 5, 8, 40, 41
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5G network5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA-
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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-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-ALTE, 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 announced2021-122023-02
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Status2021-122023-02
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Design
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BuildPolycarbonate, aluminium alloy, glassGlass front (Panda Glass), eco leather back
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height152.7 mm168.8 mm
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Width69.9 mm76.4 mm
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Thickness8.2 mm8.8 mm
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Weight176 g192 g
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Splash resistant-Yes
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Dust proof-Yes
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ColorsBlack, Blue, PinkBlack, Blue, Green
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Display
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Display typeOLEDIPS LCD
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Physical size6.28 inches6.71 inches
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Resolution1080 x 2400 pixels720 x 1650 pixels
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Pixel density419 ppi268 ppi
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Display colors107374182416777216
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ProtectionScratch resistant, Corning Gorilla Glass VictusScratch resistant, 2.5D curved glass screen, Panda glass
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Display features120Hz, Dolby Vision, HDR10+, 1100 nits (peak)-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.2 GHz Kryo 585Dual-core 2.0 GHz Cortex-A75
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CPU(second)Triple-core 2.42 GHz Kryo 585Hexa-core 1.8 GHz Cortex-A55
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CPU(third)Quad-core 1.8 GHz Kryo 585
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ChipsetQualcomm SM8250-AC Snapdragon 870 5GMediaTek MT6769Z Helio G85
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GPUAdreno 650Mali-G52 MC2
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Memory RAM8, 12 GB4, 6 GB
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Internal storage128, 256 GB64, 128 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-1 TB
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StorageUFS 3.1eMMC 5.1
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OS
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OSAndroid 12, MIUI 13Android 12, MIUI 13 for POCO
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Main camera
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Camera typeTripleDual
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Main camera(wide) , 50 MP, f/1.9 , 26 mm, 1/1.56" , 1.0 µm(wide) , 50 MP, f/1.8 , 0.64 µm, 10x digital zoom
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(ultrawide) , 13 MP, f/2.4 , 123˚ , 12 mm, 1/3.06" , 1.12 µm(depth) , 0.08 MP
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(telephoto macro) , 5 MP, 50 mm
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Primary camera resolution8190 x 6144 pixels4160 x 1944 pixels
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Primary camera video8K@24fps, 4K@30/60fps, 1080p@30/120/240/960fps, gyro-EIS1080p@30fps
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Primary camera flashdual-LED dual-tone flashLED flash
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Camera featuresAutofocus, continuous autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, super night mode 2.0, HDR10 video recordingAutofocus, 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 typeSingleSingle
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Selfie camera(wide) , 32 MP, 80˚ , 26 mm, 0.7 µm5 MP, f/3.0
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Selfie camera resolution-2560 x 1944 pixels
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Selfie camera featuresFace unlock, HDRFace unlock, HDR
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Selfie camera video1080p@30/60fps, 720p@120fps1080p@30fps
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Sound
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3.5mm jackNoYes
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LoudspeakerYes, with stereo speakersYes
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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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WLAN WiFi Dual BandYes-
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USBType-C 2.0microUSB 2.0
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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 LEYesYes
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InfraredYes-
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NFCYesNo
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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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BDSYesYes
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QZSSYesYes
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NavICYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, fingerprint
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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 capacity4500 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 4, 67W (100% in 39 min)No, 10W
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Wireless reverse chargingYes, 10W-
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Fast wireless chargingYes, 50W-
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Talk time 3G-39 h
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Standby time 3G-672 h
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Tests and performance
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Antutu720000 (v9)251300 (v9)
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Geekbench(single-core)928 (v5.2)388 (v5.2)
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Geekbench(multi-core)3255 (v5.2)1358 (v5.2)
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Cost
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Price710 USD120 USD
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SAR value
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SAR(head)-0.87 W/kg
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SAR(body)-0.77 W/kg