Oppo Find 7a vs Samsung C3780
Oppo Find 7a
Samsung C3780
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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, 1900, 2100-
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4G networkLTE 800, 1800, 2100, 2600-
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HSPA+ speedHSPA+-
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LTE speedLTE-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-32012-5
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Status2014-32012-6
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Design
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SIMYesMini-SIM
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Height152.6 mm117.7 mm
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Width75 mm49 mm
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Thickness9.2 mm12.3 mm
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Weight170 g82 g
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ColorsBlack, WhiteBlack
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Display
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Display typeIPS LCD capacitive touchscreenTFT
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Physical size5.5 inches2.4 inches
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Resolution1080 x 1920 pixels240 x 320 pixels
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Pixel density401 ppi167 ppi
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Display colors16777216262144
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Hardware
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CPUQuad-core 2.3 GHz Krait 400250 MHz
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ChipsetQualcomm MSM8974AB Snapdragon 801-
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GPUAdreno 330-
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Memory RAM2 GB-
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Internal storage16 GB-
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Memory cardmicroSDmicroSD
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Memory card max128 GB32 GB
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OS
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OSAndroid OS, v4.3 (Jelly Bean)-
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Main camera
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Camera typePhoto / Video-
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Main camera13 MP3.15 MP
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Primary camera resolution4160 x 3120 pixels2048 x 1536 pixels
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Primary camera video2160p@30fps, 1080p@60fps, 720p@120fpsvideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Selfie camera
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Secondary camera-No
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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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RadioNo-
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Radio FM-Stereo FM radio with RDS
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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WLAN WiFi UpnpYes-
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.0v2.1
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMSMMS
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Messaging SM-SM
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Messaging EmailEmailEmail
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Messaging IMIM-
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Messaging Push EmailPush Email-
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JavaYes, via Java MIDP emulatorYes
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Browser
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HTMLHTML5Yes
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity2800 mAh1000 mAh
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Talk time-11 h 30 min
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Standby time-660 h
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