Phone Comparison - Samsung I9100 Galaxy S II vs Nokia Lumia 720 vs Huawei Ascend Y550

	Samsung I9100 Galaxy S II ✖	Nokia Lumia 720 ✖	Huawei Ascend Y550 ✖

General Info
	Samsung I9100 Galaxy S II ✖	Nokia Lumia 720 ✖	Huawei Ascend Y550 ✖


Manufacturer	Samsung	Nokia	Huawei
Announced	February 2011	February 2013	September 2014
Status	Available - April 2011	Available - April 2013	Available - November 2014
Colors	Black, White, Pink	White, Red, Yellow, Cyan/Black	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)	127.9 x 67.5 x 9 mm (5.04 x 2.66 x 0.35 in)	133 x 68 x 9.5 mm (5.24 x 2.68 x 0.37 in)
Weight	116 g (4.09 oz)	128 g (4.52 oz)	153 g (5.4 oz)
2G Network	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Network	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100	HSDPA 900 / 2100
4G Network	-	-	LTE 800 / 900 / 1800 / 2100 / 2600
Messaging	SMS, MMS, IM	SMS, MMS, Push Mail, EMail, IM	SMS, MMS, Push Mail, EMail, IM
Hardware and OS
OS	Android OS, v2.3 (Gingerbread), planned upgrade to v4.0	Microsoft Windows Phone 8	Android OS, v4.4.2 (KitKat)
Processor	Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset	Dual-core 1 GHz, Qualcomm MSM8227	Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410
GPU	Mali-400MP	Adreno 305	Adreno 306
RAM	1 GB	512 MB	1 GB
Internal Memory	16 GB/32 GB storage	8 GB storage	4 GB
External Memory	microSD, up to 32GB, 8 GB included	microSD, up to 64 GB	microSD, up to 32 GB

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	4.3 inches	4.5 inches
Resolution	480 x 800 pixels (217 ppi)	480 x 800 pixels (217 ppi)	480 x 854 pixels (218 ppi)
Screen-to-Body Ratio	63.52%	60.94%	61.53%
Multi-Touch
Multimedia
3.5mm Jack
Radio	Stereo FM radio with RDS	No	FM radio
Games	Yes + Downloadable	Yes + Downloadable	Yes + Downloadable
Loud Speaker
Camera
Rear Camera	8 MP, 3264x2448 pixels	6.7 MP, Carl Zeiss optics	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, Geo-tagging	Auto focus, Geo-tagging, Touch Focus, Face Detection
Video	Yes, 1080p@30fps	Yes, 720p@30fps	720p@30fps
Front Camera	Yes, 2 MP [Similar]	Yes, 1.3 MP [Similar]	2 MP [Similar]
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	HSDPA, 21 Mbps; HSUPA, 5.76 Mbps	HSDPA, 42 Mbps, HSUPA, 11 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL
Bluetooth	Yes, v3.0+HS	Yes, v3.0 with A2DP	v4.0, A2DP, LE
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, dual-band	Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot
USB	Yes, v2.0 microUSB (MHL), USB On-the-go	Yes, microUSB v2.0	microUSB v2.0
GPS	Yes, with A-GPS support	Yes, with A-GPS support and GLONASS	Yes, with A-GPS, GLONASS
Browser	HTML	HTML5	HTML

User Memory
Internal	16GB/32GB storage, 1 GB RAM	8 GB storage, 512 MB RAM	4 GB, 1 GB RAM
Expandable Storage	microSD, up to 32GB, 8 GB included	microSD, up to 64 GB	microSD, up to 32 GB
USB OTG	Supported	-	-
Sensors
Fingerprint
Proximity Sensor
Accelerometer Sensor
NFC
Battery
Type	Standard battery, Li-Ion	Li-Ion Battery	Li-Ion Battery
Capacity	1650 mAh	2000 mAh	2000 mAh
Stand by	Up to 710 h (2G) Up to 610 h (3G)	Up to 520 h	-
Talk Time	Up to 18 h 20 min (2G) Up to 8 h 40 min (3G)	Up to 23 h 20 min (2G) Up to 13 h 20 min (3G)	-

Phone Comparison - Samsung I9100 Galaxy S II vs Nokia Lumia 720 vs Huawei Ascend Y550

General Info

Hardware and OS

Display

Multimedia

Camera

Connectivity and Data Rate

User Memory

Sensors

Battery

Other Comparison

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