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Mobiles Samsung Galaxy Note 2 Xiaomi Redmi 7A
TechnologyGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100 - N7105
4G bandsLTE band 3(1800), 7(2600), 8(900), 20(800) - N7105
Network SpeedHSPA 42.2(LTE)/21.1(3G)/5.76 Mbps, LTE Cat3 100/50 Mbps
WiFiWi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
SAR US0.23 W/kg (head) 0.95 W/kg (body)
SAR EU0.17 W/kg (head)
Announced2012, August
Release StatusAvailable. Released 2012, September
ColorsTitanium Gray, Marble White, Amber Brown, Ruby Wine, Pink, Blue
Dimensions151.1 x 80.5 x 9.4 mm (5.95 x 3.17 x 0.37 in)
Weight183 g (6.46 oz)
Display TypeSuper AMOLED capacitive touchscreen, 16M colors
Display Size5.5 inches (~68.6% screen-to-body ratio)
Screen Resolution720 x 1280 pixels (~267 ppi pixel density)
Multitouch optionYes
Display FeaturesTouchWiz UI
Display TestContrast ratio: 402 (nominal) / 2.307:1 (sunlight)
USB TypemicroUSB v2.0 (MHL TV-out), USB Host
BatteryRemovable Li-Ion 3100 mAh battery
Battery TestEndurance rating 69h
Battery Talk TimeUp to 35 h (2G) / Up to 16 h (3G)
Battery Standby TimeUp to 980 h (2G) / Up to 890 h (3G)
Primary Camera8 MP, f/2.6, autofocus, LED flash,
Camera featuresGeo-tagging, touch focus, face/smile detection
Camera Video Quality1080p@30fps,
Secondary Camera1.9 MP
Camera TestPhoto / Video
Operating SystemAndroid OS, v4.1.1 (Jelly Bean), upgradable to v4.4.2 (KitKat)
CPUQuad-core 1.6 GHz Cortex-A9
ChipsetExynos 4412 Quad
Internal Memory16/32/64 GB, 2 GB RAM
Memory card slotmicroSD, up to 64 GB (dedicated slot)
Alert typesVibration; MP3, WAV ringtones
3.5mm jack Yes
-Active noise cancellation with dedicated mic
Loudspeaker Yes
FM RadioStereo FM radio, RDS - N7100 model only
Audio Quality TestNoise -90.2dB / Crosstalk -90.7dB
Loudspeaker TestVoice 70dB / Noise 66dB / Ring 80dB
SensorsAccelerometer, gyro, proximity, compass, barometer
Bluetoothv4.0, A2DP, EDR, LE
MessagingSMS(threaded view), MMS, Email, Push Mail, IM
Additional features- ANT+ support
- S-Voice natural language commands and dictation
- Dropbox (50 GB cloud storage)
- MP4/DivX/XviD/WMV/H.264 player
- MP3/WAV/eAAC+/AC3/FLAC player
- Photo/video editor
- Document editor
Price (Around)$ 330 USD, 300 EUR, Rs. 22000 INR


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