Posh Revel Pro X510 vs Vertex Impress Calypso
Posh Revel Pro X510
Vertex Impress Calypso
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 1700, 1900HSDPA 900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 7(2600), 18(800)
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speed-LTE, Cat4, 150 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-92017-12
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Status2015-12017-12
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Design
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SIMDual SIM (Mini-SIM/ Micro-SIM, dual stand-by)Dual SIM (Nano-SIM/Nano-SIM(microSD), dual stand-by)
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Height142.5 mm-
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Width73 mm-
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Thickness9.4 mm-
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Weight155 g-
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ColorsBlack, Blue, Pink, Silver, White, YellowGold, Gray
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Display
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Display typeTFT capacitive touchscreenIPS capacitive touchscreen
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Physical size5.0 inches5 inches
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Resolution480 x 854 pixels720 x 1280 pixels
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Pixel density196 ppi294 ppi
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Display colors1677721616777216
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Multitouch-Yes
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A7Quad-core 1.3 GHz Cortex-A53
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ChipsetMediatek MT6582MMediaTek MT6737W
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GPUMali-400MP2Mali-T720 MP2
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Memory RAM512 MB3 GB
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Internal storage4 GB32 GB
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Memory cardmicroSDmicroSD, microSDHC, microSDXC
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v4.4.2 (KitKat)Android 7.0 Nougat
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Main camera
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Main camera8 MP13 MP
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Primary camera resolution3264 x 2448 pixels4160 x 3120 pixels
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Primary camera video720p@30fps720p@30fps
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Primary camera Autofocusautofocus-
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusAutofocus, 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 camera1.3 MP5 MP
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Selfie camera resolution-2560 x 1920 pixels
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Selfie camera video-480p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes
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NotificationsVibration; MP3, WAV ringtones-
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Earpiece-Yes
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Multimedia
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Radio FMStereo FM radio with RDSFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0Type-C reversible connector
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USB hostYes-
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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Bluetooth EDRYes-
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Bluetooth AptXYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push MailPush Mail-
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JavaNo-
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SensorsAccelerometer, proximityAccelerometr, light, 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 capacity2100 mAh2200 mAh
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Battery removable-Non-removable
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Talk time 2G24 h-
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Talk time 3G14 h-
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Standby time 2G800 h-
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Standby time 3G680 h-