Samsung I9100 Galaxy S II vs Samsung Galaxy S5 vs Samsung Galaxy Core 2 Duos

General Info

Manufacturer
Samsung	Samsung	Samsung
Announced
February 2011	February 2014	June 2014
Status
Available - April 2011	Available April 2014	Available - July 2014
Colors
Black, White, Pink	Black, White, Blue, Gold	White, Black
Form Factor
Candybar	Candybar	Candybar
Dimension
125.3 x 66.1 x 8.5 mm (4.93 x 2.6 x 0.33 in)	142 x 72.5 x 8.1 mm (5.59 x 2.85 x 0.32 in)	130.3 x 68 x 9.8 mm (5.13 x 2.68 x 0.39 in)
Weight
116 g (4.09 oz)	145 g (5.11 oz)	138 g (4.87 oz)
2G Network
GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100	HSDPA 900 / 2100
4G Network
-	LTE 800 / 850 / 900 / 1800 / 2100 / 2600	-
Messaging
SMS, MMS, IM	SMS, MMS, EMail, IM	SMS, MMS, EMail, IM
Build Features
-	Fingerprint Sensor IP67 Certified - Dust and Water Resistant Water Resistant up to 1 Meter and 30 Minutes Heart Rate Sensor	-

OS
Android OS, v2.3 (Gingerbread), planned upgrade to v4.0	Android OS, v4.4.2 (KitKat)	Android OS, v4.4.2 (KitKat)
Processor
Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset	Quad-core 2.5 GHz Krait 400, Qualcomm Snapdragon 801	Quad-core 1.2 GHz,
GPU
Mali-400MP	Adreno 330	-
RAM
1 GB	2 GB	768 MB
Internal Memory
16 GB/32 GB storage	16/32 GB storage	4 GB
External Memory
microSD, up to 32GB, 8 GB included	microSD, up to 128 GB	microSD, up to 64 GB

Type
Super AMOLED Plus capacitive touchscreen	Super AMOLED capacitive touchscreen	TFT capacitive touchscreen
Colors
16M colors	16M colors	16M colors
Size
4.3 inches	5.1 inches	4.5 inches
Resolution
480 x 800 pixels (217 ppi)	1080 x 1920 pixels (432 ppi)	480 x 800 pixels (207 ppi)
Screen-to-Body Ratio
63.52%	69.63%	65.25%
Multi-Touch

Rear Camera
8 MP, 3264x2448 pixels	16 MP, 4640 x 3480 pixels	5 MP, 2592 х 1944 pixels
Flash
LED flash	LED flash	LED flash
Features
Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization	Auto focus, Dual Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR	Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection
Video
Yes, 1080p@30fps	Yes, 2160p@30fps, 1080p@60fps, video stabilization, dual-video rec.	Yes
Front Camera
Yes, 2 MP	Yes, 2.1 MP,1080p@30fps, dual video call	Yes, VGA

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	HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL	HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth
Yes, v3.0+HS	Yes, v4.0 with A2DP, EDR, LE	Yes, v4.0 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, DLNA, Wi-Fi Direct, Wi-Fi hotspot	Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB
Yes, v2.0 microUSB (MHL), USB On-the-go	Yes, microUSB v3.0 (MHL 2), USB On-the-go, USB Host	Yes, microUSB v2.0
GPS
Yes, with A-GPS support	Yes, with A-GPS support and GLONASS	Yes, with A-GPS support and GLONASS
Browser
HTML	HTML5	HTML