Blackview BV4900S vs Ulefone Watch GPS
Blackview BV4900S
Ulefone Watch GPS
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Network
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2G networkGSM 850, 900, 1800, 1900N/A
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3G networkHSDPA 900, 2100N/A
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4G networkLTE frequency band 1, 3, 7, 8, 20, 40N/A
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE, Cat4, 150 Mbps download, 51 Mbps upload-
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GPRSYes-
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EDGEYes-
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Availability
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Oficially announced2021-092020-10
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Status2021-092020-10
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Design
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BuildPolycarbonate, rubber, siliconeGlass front, plastic back, plastic frame
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SIMDual SIM (Nano-SIM, dual stand-by)No
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Height157.5 mm42 mm
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Width78.1 mm37 mm
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Thickness13.7 mm12 mm
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Weight261 g35 g
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WaterproofIP685ATM (up to 50m and 10 mins)
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Dust proofIP68-
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MIL-STD-810GYes-
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ColorsBlack, Green, Orange, YellowBlack/Green, Black/Red, Pink/Blue
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Display
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Display typeIPS TFTTFT
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Physical size5.7 inches1.3 inches
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Resolution720 x 1440 pixels240 x 240 pixels
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Pixel density282 ppi261 ppi
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Display colors16777216-
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ProtectionScratch resistant, Asahi Dragontrail glass-
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Hardware
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CPUOcta-core-
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CPUQuad-core 1.6 GHz Cortex-A55
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CPU(second)quad-core 1.2 GHz Cortex-A55
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ChipsetUnisoc SC9863A-
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GPUPowerVR GE8322-
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Memory RAM2 GB-
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Internal storage32 GB-
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max128 GB-
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StorageeMMC-
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OS
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OSDoke OS 2.0 (Android 11 Go Edition)Proprietary wearable platform
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Main camera
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Camera typeSingle-
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Main camera8 MP, f/2.4
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Primary camera resolution3264 x 2448 pixels-
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Primary camera video1080p@30fps-
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Primary camera flashLED flash-
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode-
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera5 MP, f/2.2 , 1/4" , 1.4 µm
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Selfie camera resolution2560 x 1920 pixels-
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Selfie camera featuresFace unlock-
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Selfie camera video720p@30fps-
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Sound
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3.5mm jackYesNo
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LoudspeakerYesNo
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EarpieceYes-
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Multimedia
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RadioFM RadioNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nNo
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0No
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USB On-The-GoYes-
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Bluetoothv4.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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NFCYesNo
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GPSYes, with A-GPSYes
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GLONASSYes-
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GALILEOYes-
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BDSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, light, magnetometer, proximityAccelerometer, gyroscope, heart rate
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity5580 mAh210 mAh
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Battery removableNon-removableNon-removable
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Wireless charging-Yes
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Tests and performance
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Antutu72117 (v8)-
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Geekbench(single-core)137 (v5.2)-
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Geekbench(multi-core)627 (v5.2)-
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Cost
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Price100 USD50 USD
