Ulefone Armor X8 vs vivo S15
Ulefone Armor X8
vivo S15
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 2100; CDMA2000 1x
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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, 19, 28, 34, 38, 39, 40, 41
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5G network-5G band 1, 3, 5, 8, 28, 41, 77, 78 SA/NSA
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed11.5 Mbps5.76 Mbps
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LTE speedLTE, Cat6, 300 Mbps download, 150 Mbps uploadLTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-102022-05
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Status2020-102022-05
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Design
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Build-AG glass, plastic
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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 mm74.3 mm
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Thickness13.8 mm8 mm
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Weight256.3 g197 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, OrangeBlack, Blue, Yellow
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Display
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Display typeIPS LCDAMOLED
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Physical size5.7 inches6.62 inches
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Resolution720 x 1440 pixels1080 x 2400 pixels
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Pixel density282 ppi398 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, 2.5D curved glass screen
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Display features-120Hz, HDR10+, 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 3.2 GHz Kryo 585
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CPU(second)quad-core 1.5 GHz Cortex-A53Triple-core 2.42 GHz Kryo 585
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CPU(third)Quad-core 1.80 GHz Kryo 585
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ChipsetMediaTek Helio A25Qualcomm SM8250-AC Snapdragon 870 5G
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GPUPowerVR GE8320Adreno 650
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Memory RAM4 GB8, 12 GB
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Internal storage64 GB128, 256 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 10Android 12, Origin OS Ocean
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Main camera
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Camera typeTripleTriple
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Main camera13 MP, f/2.264 MP, f/1.9 , (wide) , 25 mm, 1/1.72"
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(depth) , 2 MP, f/2.4(ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm
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(depth) , 2 MP(macro) , 2 MP, f/2.4
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Primary camera resolution3072 x 4096 pixels9280 x 6920 pixels
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Primary camera video1080p@30fps4K@30fps, 1080p@30fps
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Primary camera flashdual-LED flashLED flash
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Camera featuresHDR, PanoramaAutofocus, 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, phase detection autofocus
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera8 MP, f/2.432 MP, f/2.0 , (wide)
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Selfie camera features-Face unlock, autofocus, HDR, face detection, panorama, geotagging, digital image stabilization
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes, with dual speakers
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EarpieceYesYes
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Multimedia
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RadioFM RadioNo
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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 2.0
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USB On-The-Go-Yes
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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptX-aptX HD, aptX Adaptive
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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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Features
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SensorsAccelerometer, compass, fingerprint, proximityAccelerometer, compass, 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 chargingYesYes, 66W (50% in 18 min)
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Talk time 4G-13.8 h
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Tests and performance
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Antutu94200 (v8)725000 (v9)
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Geekbench(single-core)126 (v5.2)945 (v5.2)
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Geekbench(multi-core)447 (v5.2)3413 (v5.2)
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Cost
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Price110 USD400 USD
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