Celkon A225 vs Oppo R1S
Celkon A225
Oppo R1S
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 2100HSDPA 850, 900, 1900, 2100 TD-SCDMA 1880-1920/2010-2025
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4G network-LTE 1800, 2600
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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HSPA+ speed-HSPA+
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LTE speed-LTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-122014-4
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Status2014-122014-6
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Design
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SIMDual SIM (Mini-SIM)Micro-SIM
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Height142.7 mm
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Width70.4 mm
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Thickness7.1 mm
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Weight140 g
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ColorsBlackBlue, White
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Display
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Display typeCapacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.7 inches5.0 inches
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Resolution480 x 854 pixels720 x 1280 pixels
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Pixel density208 ppi294 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1 GHz ARM Cortex-A9Quad-core 1.6 GHz ARM Cortex-A7
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ChipsetMediatek MT6577Qualcomm Snapdragon 400
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GPUPowerVR SGX531uAdreno 305
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Internal storage-16 GB
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Memory RAM-1 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, v4.1 (Jelly Bean)Android OS, v4.3 (Jelly Bean)
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Main camera
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Main camera8 MP13 MP
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Primary camera resolution3264 x 2448 pixels4128 x 3096 pixels
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Primary camera videovideo1080p
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraYes-
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Selfie camera5 MP
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Sound
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3.5mm jack-Yes
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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 FMFM radioStereo FM radio with RDS
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Connectivity
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WLANWi-FiWi-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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WLAN WiFi Upnp-Yes
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USBYesmicroUSB 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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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 IMIM-
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Messaging Push Email-Push Email
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTML-HTML5
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BrowserYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2100 mAh2410 mAh
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Talk time6 h-
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Standby time180 h-