Xiaomi Mi 4i vs Xiaomi Mi 4 vs ZTE Nubia Z9 Classic

BASIC INFO
Model No - - -
Status Available. Released 2015, April Available. Released 2014, August release 2015, April
Release Date 2015, April 2014, July 2015, March
Dimension 138.1 x 69.6 x 7.8 mm (5.44 x 2.74 x 0.31 in) 139.2 x 68.5 x 8.9 mm (5.48 x 2.70 x 0.35 in) 147.40 x 68.30 x 8.90
Weight 130 g (4.59 oz) 149 g (5.26 oz) 192.00
Colors Dark Gray, Black, White, Yellow, Blue, Pink Black, White Black, White
Body Metrial - - -
W & D Proof - - -
SIM Type Dual SIM (Micro-SIM, dual stand-by) Micro-SIM -
Technology GSM / HSPA / LTE GSM / CDMA / HSPA / EVDO / LTE -
OS Android OS, v5.0.2 (Lollipop) Android OS, v4.4.2 (KitKat) Android OS, v5.0.2 (Lollipop)
PROSESSING
Processor Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53 Quad-core 2.5 GHz Krait 400 Octa-core 1.5 GHz Cortex-A53
Chipset Qualcomm MSM8939 Snapdragon 615 Qualcomm MSM8974AC Snapdragon 801 -
GPU Adreno 405 Adreno 330 -
MEMORY
RAM 2GB 3GB -
Storage 16/32GB 16/64GB -
Card Slot No No 32GB storage, 3GB RAM
DISPLAY
Size 5.0 inches 5 inches 1080 x 1920 pixels, 5.2 inches (~424 ppi pixel density)
Type IPS+ LCD capacitive touchscreen, 16M colors IPS LCD capacitive touchscreen, 16M colors IGZO capacitive touchscreen, 16M colors
Resolation 1080 x 1920 pixels 1080 x 1920 pixels -
PPI 441 ppi pixel density 441 ppi pixel density -
Multi touch Yes Yes, MIUI 5.0 -
Protection Corning scratch-resistant glass, MIUI 6.0 - -
CAMERA
Primary 13 MP, f/2.0, autofocus 13 MP, f/1.8, autofocus 16 MP, 3456 x 4608 pixels, optical image stabilization, autofocus, triple-LED flash, Geo-tagging, touch focus, face detection, panorama, HDR
Video 1080p@30fps, 480p@120fps Yes, 2160p@30fps, 1080p@30fps Yes,1080p, 720p@120 fps
Flash Led flash - -
Features Geo-tagging, touch focus, face/smile detection, panorama, HDR 1/3 Inches sensor size, 1.12µm pixel size, geo-tagging, touch focus, face/smile detection, panorama, HDR -
Selfie 5 MP, f/1.8 Yes, 8 MP, 1080p@30fps 8 MP
BATTERY
Battery Li-Ion Li-Ion Li-Ion 2900 mAh battery
Capacity 3120 mAh 3080 mAh -
Removable Non-removable Non-removable -
StandBy - Up to 280 h (3G) -
Talk Time Up to 35 h (3G) - -
Music Play - - -
Browsing - - -
Video Playback - - -
F Charging - - -
W Charging - - -
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - all versions
CDMA 800 / 1900 - Telecom 3G model
GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 1900 / 2100
TD-SCDMA
TD-SCDMA - 4G model
HSDPA 850 / 900 / 1900 / 2100 - Unicom 3G model, Telecom 3G model
CDMA2000 1xEV-DO - Telecom 3G model
HSDPA
4G Network LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) LTE band 38(2600), 39(1900), 40(2300) - 4G model LTE (market dependent)
Speed HSPA, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE, EV-DO Rev.A 3.1 Mbps -
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, DLNA, hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot
BlueTooth v4.1, A2DP v4.0, A2DP Yes, v3.0 with A2DP, EDR
USB microUSB v2.0, USB Host microUSB v2.0, USB Host micro USB v 2.0
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS support and GLONASS
NFC No No -
Audio jeck Yes, 3.5mm Yes, 3.5mm -
OTHERS
Sensors Accelerometer, gyro, proximity, compass Accelerometer, gyro, proximity, compass, barometer -
Radio Stereo FM radio FM radio FM radio with RDS
SARUS - - -
SAREU - - -
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