ZTE Z9 Mini vs Xiaomi Redmi 2 vs Xiaomi MI4c

BASIC INFO
Model No - - -
Status Available Discontinued Available. Released 2015, September
Release Date 2015, March 2015, January 2015, September
Dimension 141.3 x 69.8 x 8.2 mm (5.56 x 2.75 x 0.32 in) 154 x 78.7 x 9.5 mm 138.1 x 69.6 x 7.8 mm (5.44 x 2.74 x 0.31 in)
Weight 147 g (5.19 oz) 188 grams 132 g (4.66 oz)
Colors Black, White Various Black, White
Body Metrial - - -
W & D Proof - - -
SIM Type - - Dual SIM
Technology - - GSM / HSPA / LTE
OS Android OS, v5.0.2 (Lollipop) Android OS, v4.4.2 (KitKat) Android OS, v5.1.1 (Lollipop)
PROSESSING
Processor Qualcomm MSM8939 Snapdragon 615, Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53 Quad-core 1.2 GHz Cortex-A53 Quad-core 1.44 GHz Cortex-A53 & dual-core 1.82 GHz Cortex-A57
Chipset - - Qualcomm MSM8992 Snapdragon 808
GPU - - Adreno 418
MEMORY
RAM - - 2/3GB
Storage - - 16/32GB
Card Slot 16 GB, 2 GB RAM, microSD, up to 128 GB 16 GB storage,2 GB RAM, microSD, up to 32 GB No
DISPLAY
Size 1080 x 1920 pixels 5 inches with 424 ppi pixel density 720 x 1280 pixels, 5.5 inches (~267 ppi pixel density) 5 inches
Type IGZO capacitive touchscreen, 16M colors IPS LCD capacitive touchscreen, 16M colors IPS LCD capacitive touchscreen, 16M colors
Resolation - - 1080 x 1920 pixels
PPI - - 441 ppi pixel density
Multi touch - - Yes, MIUI 7.0
Protection - - -
CAMERA
Primary 16 MP, 3456 x 4608 pixels, optical image stabilization, autofocus, triple-LED flash, Geo-tagging, touch focus, face detection, panorama, HDR 13 MP, 4128x3096 pixels, autofocus, LED flash 13 MP, f/2.0, 24mm, phase detection autofocus
Video Yes,1080p, 720p@120 fps Yes, 1080p@30fps 1080p@30fps
Flash - - Led flash
Features - - Geo-tagging, touch focus, face/smile detection, panorama, HDR
Selfie 8 MP Yes, 5 MP 5 MP, f/2.0, 1080p
BATTERY
Battery Non-removable Li-Ion 2900 mAh battery Non-removable Li-po 3100 mAh battery Li-Ion
Capacity - - 3080 mAh
Removable - - Non-removable
StandBy - - -
Talk Time - - -
Music Play - - -
Browsing - - -
Video Playback - - -
F Charging - - -
W Charging - - -
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2, CDMA 800 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100, TD-SCDMA 1900 / 2000 HSDPA 850 / 900 / 1700 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
TD-SCDMA
4G Network LTE 2100, 1800, 2600, 2600,1900, 2300, 2500 LTE 1800 / 2100 TD-LTE 2500 (Bands 1, 3, 41) LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
Speed - - HSPA, LTE Cat4 150/50 Mbps
5G - - -
CONECTIVY
WALAN Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
BlueTooth Yes, v4.0 with A2DP, EDR Yes, v4.0 with A2DP v4.1, A2DP
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Type-C 1.0 reversible connector
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS, GLONASS, BDS
NFC - - No
Audio jeck - - Yes, 3.5mm
OTHERS
Sensors - - Accelerometer, gyro, proximity, compass
Radio FM radio with RDS TBD FM radio
SARUS - - -
SAREU - - -
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