Cat B15 Q vs Oppo R3
Cat B15 Q
Oppo R3
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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, 900, 2100TD-SCDMA 1880-1920/2010-2025
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4G network-TD-LTE 1880-1920/ 2300-2400/ 2570-2620
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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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 announced20142014-6
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Status2014-62014-7
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Design
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SIMDual SIM (Mini-SIM, dual stand-by)Micro-SIM
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Height125 mm142.3 mm
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Width69.5 mm70.4 mm
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Thickness15 mm6.3 mm
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Weight170 g140 g
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ColorsBlackBlack, white
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.0 inches5.0 inches
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Resolution480 x 800 pixels720 x 1280 pixels
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Pixel density233 ppi294 ppi
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Display colors1677721616777216
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Hardware
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CPUQuad-core 1.3 GHzQuad-core 1.6 GHz ARM Cortex-A7
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ChipsetMediatek MT6582MQualcomm Snapdragon 400
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GPUMali-400Adreno 305
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Memory RAM1 GB1 GB
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Internal storage4 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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OS
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OSAndroid OS, v4.4.2 (KitKat)Android OS, v4.3 (Jelly Bean)
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Main camera
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Main camera5 MP8 MP
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Primary camera resolution2592 x 1944 pixels3264 x 2448 pixels
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Primary camera video1080p@30fps1080p
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging-
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Selfie camera
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Secondary cameraVGA camera-
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Selfie camera5 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV 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-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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WLAN WiFi Upnp-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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GPSYes, with A-GPSYes, 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 EmailPush EmailPush Email
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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SensorsAccelerometer, proximity-
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2000 mAh2410 mAh
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Talk time16 h-
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Standby time504 h-