Ulefone Armor X8i vs Xiaomi Mix Fold 2
Ulefone Armor X8i
Xiaomi Mix Fold 2
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 28LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
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5G network-5G band 1, 3, 5, 8, 20, 28, 38, 40, 41, 77, 78, 79 SA/NSA
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HSDPA speed21.1 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE, Cat7, 300 Mbps download, 150 Mbps uploadLTE-A (CA)
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-092022-08
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Status2021-092022-08
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Design
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Build-Glass, aluminium alloy
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height160.3 mm161.1 mm
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Width79 mm73.9 mm
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Thickness13.8 mm11.2 mm
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Height unfolded-161.1 mm
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Width unfolded-144.7 mm
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Thickness unfolded-5.4 mm
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Weight256 g262 g
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WaterproofIP68/IP69K (1.5m and 30 mins)-
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Dust proofIP68/IP69K-
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MIL-STD-810GYes-
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ColorsBlack, Orange, RedBlack, Gold
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Display
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Display typeIPS LCDFoldable LTPO2 OLED
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Physical size5.7 inches8.02 inches
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Resolution720 x 1440 pixels1914 x 2160 pixels
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Pixel density282 ppi360 ppi
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Display colors167772161073741824
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Protection-Schott UTG glass, Corning Gorilla Glass Victus
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Display features-120Hz, HDR10+, Dolby Vision, 1000 nits (HBM), 1300 nits (peak)
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Cover display-AMOLED
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Cover display physical size-6.56 inches
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Cover display resolution-1080 x 2520 pixels
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Cover display features-120Hz, HDR10+, Dolby Vision, 1000 nits (HBM), 1300 nits (peak)
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 1.8 GHz Cortex-A53Single-core 3.19 GHz Cortex-X2
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CPU(second)quad-core 1.5 GHz Cortex-A53Triple-core 2.75 GHz Cortex-A710
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CPU(third)Quad-core 1.80 GHz Cortex-A510
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ChipsetMediaTek Helio A25Qualcomm SM8475 Snapdragon 8+ Gen 1
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GPUPowerVR GE8320Adreno 730
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Memory RAM3 GB12 GB
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Internal storage32 GB256, 512, 1024 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max256 GB-
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Storage-UFS 3.1
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OS
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OSAndroid 11Android 12, MIUI Fold 13
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 13 MP, f/2.2(wide) , 50 MP, f/1.8 , 1/1.56" , 1.0 µm
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(depth) , 2 MP(telephoto) , 8 MP, f/2.6 , 45 mm, 2x optical zoom
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(depth) , 2 MP(ultrawide) , 13 MP, 123 , f/2.4 , 15 mm, 1.12 µm
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Primary camera resolution4096 x 3072 pixels8190 x 6120 pixels
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Primary camera video1080p@30fps8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS
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Primary camera flashdual-LED flashdual LED flash
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Camera featuresHDR, PanoramaAutofocus, continuous autofocus, 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, Dolby Vision, Leica Native Dual Quality, super night 2.0
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera8 MP, f/2.420 MP, f/2.4 , (wide) , 27 mm, 1/3.4" , 0.8 µm
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Selfie camera resolution-5184 x 3880 pixels
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Selfie camera features-Face unlock, HDR, Dolby Vision
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Selfie camera video1080p@30fps1080p@30/60fps, 720p@120fps
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes, with stereo speakers
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EarpieceYesYes
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Multimedia
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RadioFM radio, RDS, recordingNo
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11acWi-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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WLAN WiFi Dual Band-Yes
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USBType-C 2.0Type-C
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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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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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BDSYesYes
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QZSS-Yes
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NavIC-Yes
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Features
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SensorsAccelerometer, compass, fingerprint, proximityAccelerometer, barometer, compass, color spectrum, fingerprint, gyroscope, 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 capacity5080 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingNoQuick Charge 4+, 67W (100% in 40 min)
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Talk time 2G14.5 h-
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Talk time 4G9 h-
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Standby time 2G308 h-
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Standby time 4G510 h-
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Tests and performance
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Antutu91188 (v8)1150000 (v9)
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Geekbench(single-core)126 (v5.2)1279 (v5.2)
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Geekbench(multi-core)447 (v5.2)4299 (v5.2)
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Cost
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Price200 USD1650 USD