Phone Comparison - Samsung I9100 Galaxy S II vs Sony Xperia Z1 vs Xiaomi Mi 4

general General Info
Manufacturer Samsung Sony Xiaomi
Announced February 2011 September 2013 July 2014
Status Available - April 2011 Available - September 2013 Available - Q3 2014
Colors Black, White, Pink Black, White, Purple Black, White
Form Factor Candybar Candybar Candybar
Dimension 125.3 x 66.1 x 8.5 mm
(4.93 x 2.6 x 0.33 in) 		144 x 74 x 8.5 mm
(5.67 x 2.91 x 0.33 in) 		139.2 x 68.5 x 8.9 mm
(5.48 x 2.7 x 0.35 in)
Weight 116 g (4.09 oz) 170 g (6 oz) 149 g (5.26 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - all versions GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100 - all versions HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600 - C6903 LTE
Messaging SMS, MMS, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM
Build Features - Waterproof (IPX5 and IPX8)
Dustproof (IP5X)		 -

hardware Hardware and OS
OS Android OS, v2.3 (Gingerbread), planned upgrade to v4.0 Android OS, v4.3 (Jelly Bean) Android OS, v4.4.3 (KitKat)
Processor Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset Quad-core 2.2 GHz Krait 400, Qualcomm MSM8974 Snapdragon 800 Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801
GPU Mali-400MP Adreno 330 Adreno 330
RAM 1 GB 2 GB 3 GB
Internal Memory 16 GB/32 GB storage 16 GB 16/64 GB
External Memory microSD, up to 32GB, 8 GB included microSD, up to 64 GB No

display Display
Type Super AMOLED Plus capacitive touchscreen TFT capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 5.0 inches 5.0 inches
Resolution 480 x 800 pixels (217 ppi) 1080 x 1920 pixels (441 ppi) 1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio 63.52% 64.55% 72.14%
Multi-Touch yes yes yes

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

camera Camera
Rear Camera 8 MP, 3264x2448 pixels 20.7 MP 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash Dual-LED Flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto-focus, 1/2.3' Sensor Size, Geo-tagging, Touch Focus, Face Detection, Image Stabilization, HDR, Panorama Auto focus, 1/3' Sensor Size, 1.12µm Pixel Size, Geo-tagging, Touch Focus, Face And Smile Detection, HDR
Video Yes, 1080p@30fps Yes, 1080p@30fps, video stabilization, HDR 2160p, 1080p@30fps, HDR
Front Camera Yes, 2 MP [Similar] Yes, 2 MP, 1080p@30fps [Similar] 8 MP, 1080p@30fps [Similar]

connectivity Connectivity and Data Rate
GPRS Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps Up to 107 kbps Yes
Edge Class 12 Up to 296 kbps Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE
Bluetooth Yes, v3.0+HS Yes, v4.0 with A2DP, ANT+ v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot
USB Yes, v2.0 microUSB (MHL), USB On-the-go Yes, microUSB v2.0 (MHL), USB On-the-go microUSB v2.0 (MHL), USB On-the-go
GPS Yes, with A-GPS support Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS
Browser HTML HTML5 HTML5

memory User Memory
Internal 16GB/32GB storage, 1 GB RAM 16 GB, 2 GB RAM 16/64 GB, 3 GB RAM
Expandable Storage microSD, up to 32GB, 8 GB included microSD, up to 64 GB No
USB OTG Supported Supported 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 supported NFC supported

battery Battery
Type Standard battery, Li-Ion Non-removable Li-Ion Battery Non-removable Li-Ion Battery
Capacity 1650 mAh 3000 mAh 3080 mAh
Stand by Up to 710 h (2G)
Up to 610 h (3G)		 Up to 880 h (2G)
Up to 850 h (3G)		 -
Talk Time Up to 18 h 20 min (2G)
Up to 8 h 40 min (3G)		 Up to 13 h 50 min (2G)
Up to 15 h (3G)		 -

Other Comparison

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