Phone Comparison - Sony Xperia Z Ultra vs Asus Zenfone 4 vs Xiaomi Redmi 2

general General Info

Manufacturer Sony Asus Xiaomi
Announced June 2013 January 2014 January 2015
Status Available - July 2013 Available - June 2014 Available - January 2015
Price - - Rs. 5,999 ($88.22) [Similarly Priced]
Colors Black, White, Purple Black, White, Red, Blue, Yellow Black, White, Yellow, Pink, Green
Form Factor Candybar Candybar Candybar
Dimension 179.4 x 92.2 x 6.5 mm
(7.06 x 3.63 x 0.26 in)
124.4 x 61.4 x 6.3-11.2
(4.9 x 2.42 x 0.25-0.44)
134 x 67.2 x 9.4 mm
(5.28 x 2.65 x 0.37 in)
Weight 212 g (7.48 oz) 115 g (4.06 oz) 133 g (4.69 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - All Versions GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1700 / 1900 / 2100 - All Versions HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100
TD-SCDMA 1900 / 2100
4G Network LTE 700 / 850 / 1700 / 1900 / 2100 / 2600 / 900 - C6806 - LTE 1800 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41)
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM
Build Features - IP58 Certified - Dust and Water-proof
- Water Resistant up to 1 Meter and 30 Minutes
- -

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Android OS, v4.4 (KitKat)
Processor Quad-core 2.2 GHz Krait 400, Qualcomm MSM8274/MSM8974 Snapdragon 800 Dual-core 1.2 GHz, Intel Atom Z2520 Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410
GPU Adreno 330 PowerVR SGX544MP2 Adreno 306
RAM 2 GB 1 GB 1 GB
Internal Memory 16 GB 8 GB 8 GB
External Memory microSD, up to 64 GB microSD, up to 64 GB microSD, up to 32 GB

display Display

Type Capacitive touchscreen LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 6.44 inches 4.0 inches 4.7 inches
Resolution 1080 x 1920 pixels (342 ppi) 480 x 800 pixels (233 ppi) 720 x 1280 pixels (312 ppi)
Screen-to-Body Ratio 69.15% 59.74% 67.83%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS FM Radio FM Radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264 x 2448 pixels 5 MP, 2592 x 1944 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash No LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Image Stabilization, HDR, Sweep Panorama Auto focus, Geo-tagging, Panorama Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Sony Sensor, Panorama, Real-time HDR
Video Yes, 1080p@30fps, video stabilization, HDR Yes, 1080p@30fps Yes, 1080p
Front Camera Yes, 2 MP, 1080p@30fps [Similar] Yes, VGA [Similar] 2 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Up to 107 kbps Yes Yes
Edge Up to 296 kbps Yes Yes
3G HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps HSPA, LTE Cat4 150/50 Mbps
Bluetooth Yes, v4.0 with A2DP Yes, v4.0 with A2DP, EDR v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, hotspot
USB Yes, microUSB v2.0 (MHL), USB On-the-go Yes, microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML HTML5

memory User Memory

Internal 16 GB, 2 GB RAM 8 GB, 1 GB RAM 8 GB, 1 GB RAM / 16 GB, 2 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 64 GB microSD, up to 32 GB
USB OTG Supported - -

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Ion Battery Li-Po Battery Li-Po Battery
Capacity 3050 mAh 1200/1600 mAh 2200 mAh
Stand by Up to 790 h (2G)
Up to 820 h (3G)
Up to 192 h -
Talk Time Up to 14 h (2G)
Up to 16 h (3G)
Up to 10 h -