Xiaomi Redmi Note 3 vs Walton Primo ZX2 Mini vs Samsung Galaxy J7 Dual SIM

BASIC INFO
Model No Redmi Note 3 Primo ZX2 Mini -
Status Available Available. Released, February 2016 Available. Released 2015, June
Release Date Released 2016, February 2016, January 2015, June
Dimension 150 x 76 x 8.7 mm (5.91 x 2.99 x 0.34 in) 151.9 x 74.6 x 6.9 mm 152.2 x 79.1 x 7.9 mm (5.99 x 3.11 x 0.31 in)
Weight 164 g (5.78 oz) 147 g 170 g
Colors Silver, Gray, Gold Golden, Liquid Silver, Slate Gray White, Black
Body Metrial Magnesium alloy, Aluminium alloy - -
W & D Proof - - -
SIM Type Dual SIM (Micro-SIM, dual stand-by) 1 Micro SIM+ 1 Nano SIM Dual SIM
Technology GSM / HSPA / LTE GSM / UMTS/ LTE GSM / HSPA / LTE
OS Android OS, v5.1.1 (Lollipop) Android OS, v5.1 (Lollipop) Android OS, v5.0.2 (Lollipop)
PROSESSING
Processor Quad-core 1.4 GHz Cortex-A53 & Dual-core 1.8 GHz Cortex-A72 Octa-core 1.3 GHz Cortex-A53 Quad-core 1.4 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53
Chipset Qualcomm MSM8956 Snapdragon 650 MediaTek MT6753 Exynos 7580 Octa
GPU Adreno 510 Mali-T720MP3 Mali-T720MP2
MEMORY
RAM 2/3GB 3GB 1GB
Storage 16/32GB 32GB 8GB
Card Slot microSD, up to 256 GB (uses SIM 2 slot) up to 128 GB (dedicated slot) up to 128 GB (dedicated slot)
DISPLAY
Size 5.5 inches 5.5 inches 5.5 inches
Type IPS LCD capacitive touchscreen, 16M colors SUPER Amoled capacitive touchscreen, 16M colors IPS LCD capacitive touchscreen, 16M colors
Resolation 1080 x 1920 pixels 720 x 1280 pixels 720 x 1280 pixels
PPI 403 ppi pixel density 344 ppi pixel density 267 ppi pixel density
Multi touch Yes, MIUI 7.0 Yes, Up to 10 fingers Yes
Protection - 3rd Generation Corning Gorilla Glass(Both Back&Front) -
CAMERA
Primary 16MP BSI 13 MP, autofocus 13 MP, autofocus
Video 1080p@30fps Yes, 1080p@30fps Yes, 720p@30fps
Flash LED flash Led flash Led flash
Features Geo-tagging, touch focus, face/smile detection, HDR, panorama Geo-tagging, Touch focus, face/smile detection, HDR, panorama, Digital Zoom, Continuous Touch, V-Capture etc. Yes
Selfie 5 MP, f/2.0, 1080p 8 MP, 720p, Aperture f2.2, Touch Focus, Face Beauty, GIF etc. Yes 5 MP
BATTERY
Battery Li-Po Li-Po Li-Ion
Capacity 4050 mAh 3150 mAh 3000 mAh
Removable Non-removable Yes Yes
StandBy Up to 264 h (3G) - -
Talk Time - - Up to 18 h (3G)
Music Play Up to 60 h - Up to 76 h
Browsing - - -
Video Playback - - -
F Charging - - -
W Charging - - -
NETWORK
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100
TD-SCDMA
UMTS 850 / 900 / 1900 / 2100 HSDPA 900 / 2100 SIM 1 & SIM 2
4G Network LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) LTE FDD 1800/2100/2600,LTE TDD 1900/2300/2500/2600 MHz LTE band 1(2100), 3(1800), 7(2600), LTE band 38(2600), 39(1900), 40(2300), 41(2500)
Speed HSPA, LTE 3G/EDGE/GPRS/HSPA+/4G HSPA, LTE Cat4 150/50 Mbps
5G - - -
CONECTIVY
WALAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, Wi-Fi hotspot
BlueTooth v4.1, A2DP, LE Yes, v4.0 Yes, v4.0 with A2DP
USB microUSB v2.0, USB On-The-Go Yes, Type-C USB 2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS, GLONASS, BDS Yes, A-GPS, Digital Compass Yes, with A-GPS support and GLONASS
NFC No No -
Audio jeck Yes, 3.5 mm Yes, 3.5mm -
OTHERS
Sensors Fingerprint, accelerometer, gyro, proximity, compass Accelerometer, Proximity, Gyroscope sensor, Compass sensor, Hall sensor Accelerometer, proximity
Radio Stereo FM radio, recording Stereo FM radio with RDS FM radio
SARUS 1.26 W/kg (head) - -
SAREU 0.56 W/kg (head) - -
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