Lenovo K80 vs Xiaomi Redmi Note 4G vs Samsung Galaxy Note 4 Dous

BASIC INFO
Model No - - Galaxy Note 4 Dous
Status Available. Released 2015, April Discontinued Available.
Release Date 2015, April 2014, August 2014, September
Dimension 8.5 mm thickness 154 x 78.7 x 9.5 mm (6.06 x 3.10 x 0.37 in) 153.5 x 78.6 x 8.5 mm (6.04 x 3.09 x 0.33 in)
Weight 158 g (5.57 oz) 185 g (6.53 oz) 176 g (6.21 oz)
Colors Pearl White, Graphite Grey, Yellow Black/White Frosted white, Charcoal black, Bronze Gold, Blossom Pink
Body Metrial - - -
W & D Proof - - -
SIM Type Dual SIM (Micro-SIM, dual stand-by) Mini-SIM Dual SIM (Micro-SIM, dual stand-by)
Technology GSM / HSPA / LTE GSM / HSPA / LTE GSM / HSPA / LTE
OS Android OS, v5.0 (Lollipop) Android OS, v4.2 (Jelly Bean) Android OS, v4.4.4 (KitKat)
PROSESSING
Processor Quad-core 1.83 GHz Quad-core 1.6 GHz Cortex-A7 Quad-core 2.7 GHz Krait 450
Chipset Intel Atom Z3560 Qualcomm MSM8928 Snapdragon 400 Qualcomm Snapdragon 805
GPU - Adreno 305 Adreno 420
MEMORY
RAM 2/4GB 2GB 3GB
Storage 32/64GB 8GB 16GB
Card Slot No up to 64 GB (dedicated slot) up to 128 GB (dedicated slot)
DISPLAY
Size 5.5 inches 5.5 inches 5.7 inches
Type IPS LCD capacitive touchscreen, 16M colors IPS LCD capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors
Resolation 720 x 1280 pixels 720 x 1280 pixels 1440 x 2560 pixels
PPI 267 ppi pixel density 267 ppi pixel density 515 ppi pixel density
Multi touch Yes Yes, MIUI 5.0 Yes
Protection - - Corning Gorilla Glass 4
CAMERA
Primary 13 MP, 4128 x 3096 pixels, autofocus 13 MP, 4128x3096 pixels, autofocus 16 MP, f/2.2, 31mm, OIS, autofocus
Video Yes, 1080p@30fps Yes, 1080p@30fps 2160p@30fps, 1080p@60fps, dual-video rec.
Flash LED flash Led flash Led flash
Features Geo-tagging, touch focus, face detection, HDR, panorama Geo-tagging, touch focus, face/smile detection, HDR 1/2.6 sensor size, 1.12 µm pixel size, geo-tagging, touch focus, face/smile detection, panorama, HDR
Selfie Yes, 5MP Yes, 5 MP 3.7 MP, f/1.9, 22mm, 1440p@30fps, 1080p (HDR)
BATTERY
Battery Li-Po Li-Po Li-Ion
Capacity 4000 mAh 3100 mAh 3000 mAh
Removable Non-removable Non-removable Yes
StandBy Up to 520 h (3G) Up to 775 h (3G) Up to 381 h (3G)
Talk Time Up to 33 h (3G) Up to 38 h (3G) -
Music Play - Up to 60 h -
Browsing - - -
Video Playback - - -
F Charging - - -
W Charging - - -
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - India
GSM 850 / 900 / 1800 / 1900 - Malaysia, Singapore
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 900 / 2100 - India
HSDPA 850 / 900 / 1900 / 2100 - Malaysia, Singapore
HSDPA 850 / 900 / 1900 / 2100
4G Network LTE band 1(2100), 3(1800) LTE band 3(1800), 40(2300) - India
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 7(2600) - Malaysia, Singapore
LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) - Hong Kong
Speed HSPA, LTE Cat4 150/50 Mbps HSPA, LTE Cat4 150/50 Mbps HSPA, LTE
5G - - -
CONECTIVY
WALAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
BlueTooth v4.0, A2DP v4.0, A2DP, LE v4.1, A2DP, EDR, LE
USB MicroUSB v2.0 microUSB v2.0, USB Host microUSB v2.0 (MHL), USB On-the-go
GPS Yes, with A-GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS
NFC Yes No Yes
Audio jeck Yes, 3.5mm Yes, 3.5mm Yes, 3.5mm
OTHERS
Sensors Accelerometer, proximity, compass Accelerometer, gyro, proximity, compass Fingerprint, accelerometer, gyro, proximity, compass, barometer, gesture, UV, heart rate, SpO2
Radio FM radio FM Radio No
SARUS - - 0.33 W/kg (head) 1.09 W/kg (body)
SAREU - - 0.20 W/kg (head) 0.27 W/kg (body)
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