Phone Comparison - Samsung I9100 Galaxy S II vs Samsung Galaxy J7 vs Xiaomi Redmi 3s

Price Comparison (India) -

general General Info

Manufacturer Samsung Samsung Xiaomi
Announced February 2011 June 2015 June 2016
Status Available - April 2011 Available - June 2015 Available - June 2016
Price - Rs. 13,400 ($197.06) [Similarly Priced] Rs. 6,999 ($102.93) [Similarly Priced]
Colors Black, White, Pink White, Black Dark Gray, Silver, 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)
152.4 x 78.6 x 7.5 mm
(6 x 3.09 x 0.3 in)
139.3 x 69.6 x 8.5 mm
(5.48 x 2.74 x 0.33 in)
Weight 116 g (4.09 oz) 171 g (6.03 oz) 144 g (5.08 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA2000 1xEV-DO
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100 HSDPA 850 / 1900 / 2100
4G Network - LTE LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
Messaging SMS, MMS, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Build Features - - - Metal Body

hardware Hardware and OS

OS Android OS, v2.3 (Gingerbread), planned upgrade to v4.0 Android OS, v5.1 (Lollipop) Android OS, v6.0.1 (Marshmallow)
Processor Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset Octa-core 1.2 GHz, Exynos 7580 Octa-core 1.4 GHz Cortex-A53, Qualcomm MSM8937 Snapdragon 430
GPU Mali-400MP Mali-T720 Adreno 505
RAM 1 GB 1.5 GB 2 GB
Internal Memory 16 GB/32 GB storage 16 GB 16 GB
External Memory microSD, up to 32GB, 8 GB included microSD, up to 128 GB microSD, up to 128 GB (uses SIM 2 slot)

display Display

Type Super AMOLED Plus capacitive touchscreen Super AMOLED 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) 720 x 1280 pixels (267 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 63.52% 69.63% 70.95%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS FM radio with RDS; recording 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, 4160 x 3120 pixels
Flash LED flash LED flash LED Flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Beauty Face, Continuous Shots, Sensor Size: 1/3.06-inch, F1.9, Interval Shot, Panorama, Sports Mode, Sound and Shot Mode Phase Detection Autofocus, f/2.0, 5P Lens, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama
Video Yes, 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera Yes, 2 MP [Similar] 5 MP [Similar] 5 MP, f/2.2, 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 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE, EV-DO Rev.A 3.1 Mbps
Bluetooth Yes, v3.0+HS v4.1, A2DP v4.1, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB Yes, v2.0 microUSB (MHL), USB On-the-go microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, BDS
Browser HTML HTML5 HTML5

memory User Memory

Internal 16GB/32GB storage, 1 GB RAM 16 GB, 1.5 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 32GB, 8 GB included microSD, up to 128 GB microSD, up to 128 GB (uses SIM 2 slot)
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 Standard battery, Li-Ion Li-Ion Battery Non-removable Li-Ion Battery
Capacity 1650 mAh 3000 mAh 4100 mAh
Stand by Up to 710 h (2G)
Up to 610 h (3G)
Up to 354 h -
Talk Time Up to 18 h 20 min (2G)
Up to 8 h 40 min (3G)
Up to 18 h (3G) -