Celkon A40 vs Lenovo Vibe Z2 Pro
Celkon A40
Lenovo Vibe Z2 Pro
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G network-HSDPA 850, 900, 1700, 1900, 2100
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4G network-LTE 800, 850, 900, 1800, 2100, 2600
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HSDPA speed-42 Mbps
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HSUPA speed-HSUPA
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LTE speed-LTE, Cat4, 150 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-12014-8
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Status2014-12014-9
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Design
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SIMDual SIMDual SIM (Micro-SIM, dual stand-by)
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Height126.2 mm156 mm
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Width64 mm81.3 mm
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Thickness10.8 mm7.7 mm
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Weight126.5 g179 g
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ColorsBlue, White, YellowBlack, Gold, White
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Display
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Display typeTFT touchscreenIPS LCD capacitive touchscreen
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Physical size4.0 inches6.0 inches
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Resolution480 x 800 pixels1440 x 2560 pixels
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Pixel density233 ppi490 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1.3 GHzQuad-core 2.5 GHz Krait 400
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Chipset-Qualcomm MSM8974AC Snapdragon 801
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GPU-Adreno 330
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Internal storage4 GB32 GB
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Memory RAM512 MB3 GB
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Memory cardmicroSD
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Memory card max32 GB-
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OS
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OSAndroid OS, v4.2.2 (Jelly Bean)Android OS, v4.4.2 (KitKat)
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Main camera
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Main camera5 MP16 MP
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Primary camera resolution2592 x 1944 pixels3456 x 4608 pixels
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Primary camera videovideo2160p@30fps, 1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Primary camera video optical stabilization-optical stabilization
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Primary camera image stabilization-optical image stabilization
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Selfie camera
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Secondary cameraNoYes
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio-
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv4.0
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Bluetooth A2DP-Yes
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GPSYesYes, with A-GPS
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GLONASS-Yes
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push Email-Push Mail
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JavaNoYes, via Java MIDP emulator
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity1500 mAh4000 mAh
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Battery removable-Non-removable
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Talk time--
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Standby time--