Phone Comparison - Samsung I9100 Galaxy S II vs Xiaomi Redmi Note 2 Prime vs Xiaomi Redmi 3

general General Info

Manufacturer Samsung Xiaomi Xiaomi
Announced February 2011 August 2015 January 2016
Status Available - April 2011 Available - August 2015 Available - January 2016
Price - Rs. 10,840 ($159.00) [Similarly Priced] Rs. 6,999 ($102.93) [Similarly Priced]
Colors Black, White, Pink White, Blue, Yellow, Pink, Mint Green Dark Grey, Silver, Classic Gold
Form Factor Candybar Candybar Candybar
Dimension 125.3 x 66.1 x 8.5 mm
(4.93 x 2.6 x 0.33 in)
152 x 76 x 8.3 mm
(5.98 x 2.99 x 0.33 in)
139.3 x 69.6 x 8.5mm
(5.48 x 2.74 x 0.33in)
Weight 116 g (4.09 oz) 160 g (5.64 oz) 144 g (5.08 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
TD-SCDMA
GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100
4G Network - LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) LTE 700 / 1700 / 2600 /2300/2100/1800
Messaging SMS, MMS, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v2.3 (Gingerbread), planned upgrade to v4.0 Android OS, v5.0 (Lollipop) Android OS, v5.1.1 (Lollipop)
Processor Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset Octa-core 2.2 GHz Cortex-A53, Mediatek MT6795 Quad-core 1.5 GHz Cortex-A53 & quad-core 1.2 GHz Cortex-A53, Qualcomm Snapdragon 616
GPU Mali-400MP PowerVR G6200 Adreno 405
RAM 1 GB 2 GB 2 GB
Internal Memory 16 GB/32 GB storage 32 GB 16 GB
External Memory microSD, up to 32GB, 8 GB included Yes microSD, up to 128 GB

display Display

Type Super AMOLED Plus capacitive touchscreen IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 5.5 inches 5.0 inches
Resolution 480 x 800 pixels (217 ppi) 1080 x 1920 pixels (401 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 63.52% 72.02% 70.95%
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, 3264x2448 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash Yes LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Phase Detection Auto-focus (PDAF), Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama Phase Detection Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video Yes, 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera Yes, 2 MP [Similar] 5 MP, 720p [Similar] Yes, 5 MP, 1080p@30fps [Similar]

connectivity Connectivity and Data Rate

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

memory User Memory

Internal 16GB/32GB storage, 1 GB RAM 32 GB, 2 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 32GB, 8 GB included Yes microSD, up to 128 GB
USB OTG 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 not supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Li-Po Battery Non-removable Li-Po Battery
Capacity 1650 mAh 3060 mAh 4100 mAh
Stand by Up to 710 h (2G)
Up to 610 h (3G)
Up to 144 h (3G) -
Talk Time Up to 18 h 20 min (2G)
Up to 8 h 40 min (3G)
Up to 11 h 30 min (3G) -