Samsung Galaxy S II


Samsung Galaxy S II is a popular Android smartphone that was released in 2011. It was a highly acclaimed device and considered one of the best smartphones of its time. The Galaxy S II boasted powerful specifications and innovative features, which made it a popular choice for smartphone enthusiasts. 


The Samsung Galaxy S II features a 4.3-inch Super AMOLED Plus display with a resolution of 480 x 800 pixels. This means that the screen is bright, colorful, and provides good contrast. The Super AMOLED Plus technology also enhances the outdoor visibility of the screen. Additionally, the display is protected by Gorilla Glass, which is a tough and scratch-resistant material, and features an oleophobic coating to resist fingerprints.


The Samsung Galaxy S II had a slim and lightweight body that was constructed using premium materials. The device had a plastic back cover that was removable, allowing users to access the battery, SIM card slot, and microSD card slot. The front of the device was dominated by the large 4.3-inch display, and there were touch-sensitive buttons for navigation below the screen. The device measured 125.3 x 66.1 x 8.5 mm and weighed just 116 grams, making it easy to hold and use with one hand. Overall, the Galaxy S II had a sleek and modern design that was well-received by users and critics alike.


The device has an 8-megapixel rear-facing camera with autofocus, LED flash, and the ability to record 1080p Full HD video. This means that users can capture high-quality photos and videos. The camera also has various features such as face detection, smile detection, and touch focus, which enhance the photography experience. Additionally, the device has a 2-megapixel front-facing camera for video calls and taking selfies.


The Samsung Galaxy S II is powered by a 1.2 GHz dual-core ARM Cortex-A9 processor, which provides smooth performance and fast app loading times. The dual-core processor also makes the device efficient at multitasking and running multiple apps simultaneously.


The device features 1 GB of RAM, which is sufficient for most tasks, including browsing, messaging, and multimedia consumption.

Internal Storage:

It is available in two internal storage options: 16 GB and 32 GB, which can store a significant amount of photos, videos, and apps. The 16 GB version was the more common variant. The device also has a microSD card slot that supports cards up to 32 GB, allowing users to expand their storage capacity.

Operating System:

The device was released with Android 2.3 Gingerbread and was later upgraded to Android 4.1.2 Jelly Bean. The Android operating system provides access to millions of apps on the Google Play Store, and Samsung’s Touch Wiz UI provides additional features and customization options.


The device has a 1650 mAh Li-ion battery that provides up to 8 hours of talk time and up to 18 days of standby time. This means that users can use the device for an entire day without worrying about the battery running out of charge.

It supports the regular USB port charger along with a Micro USB cable to charge the device. 

Other features:

  • Micro USB port
  • 3.5mm headphone jack
  • Accelerometer
  • Gyro
  • Proximity
  • Compass sensors
  • Support for Adobe Flash.


Overall, the Samsung Galaxy S II was a significant upgrade over its predecessor, the Galaxy S, and offered several innovative features that were ahead of its time, including a dual-core processor, a Super AMOLED Plus display, sleek design and 4G LTE connectivity. 

Frequently Asked Questions

Q: Can the battery be replaced on the Samsung Galaxy S II?

A: Yes, the battery on the Samsung Galaxy S II is user-replaceable, which means you can easily remove the back cover and swap out the battery when needed.

Q: Is the Samsung Galaxy S II waterproof?

A: No, the Samsung Galaxy S II is not waterproof or water-resistant.

Q: Does the Samsung Galaxy S II have a headphone jack?

A: Yes, the Samsung Galaxy S II has a 3.5mm headphone jack.

Q: Can the Samsung Galaxy S II be upgraded to the latest version of Android?

A: No, the Samsung Galaxy S II is no longer supported by Samsung and cannot be upgraded to the latest version of Android. The highest version of Android that the device can run is Android 4.1.2 Jelly Bean.

Categories: ,
Network Technology GSM / HSPA
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100
Speed HSPA 21.1/5.76 Mbps
Launch Announced 2011, Q3
Status Discontinued
Body Dimensions 125.3 x 66.1 x 8.5 mm (4.93 x 2.60 x 0.33 in)
Weight 116 g (4.09 oz)
Display Type Super AMOLED Plus
Size 4.3 inches, 52.6 cm2 (~63.5% screen-to-body ratio)
Resolution 480 x 800 pixels, 5:3 ratio (~217 ppi density)
Protection Corning Gorilla Glass
TouchWiz UI v4.0
Platform OS Android 2.3.4 (Gingerbread), 4.0.4 (Ice Cream Sandwich), upgradable to 4.1.2 (Jelly Bean)
Chipset TI OMAP 4430
CPU Dual-core 1.2 GHz Cortex-A9
GPU PowerVR SGX540
Memory Card slot microSDXC (dedicated slot)
Internal 16GB 1GB RAM
Main Camera Single 8 MP, 1/3.2″, f/2.6, AF
Features LED flash
Video 1080p@30fps
Selfie camera Single 2 MP
Sound Loudspeaker Yes
3.5mm jack Yes
Comms WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, hotspot
Bluetooth 3.0, A2DP, aptX
Positioning GPS, A-GPS
NFC Optional
Radio Stereo FM radio, RDS
USB microUSB 2.0 (MHL TV-out), OTG
Features Sensors Accelerometer, gyro, proximity, compass
MP4/DivX/XviD/WMV/H.264 player
MP3/WAV/eAAC+/AC3/FLAC player
Photo/video editor
Document editor
Battery Type Removable Li-Ion 1650 mAh battery
Stand-by Up to 660 h (2G) / Up to 560 h (3G)
Talk time Up to 18 h 40 min (2G) / Up to 9 h (3G)
Misc Colors Black, White, Pink
SAR EU 0.25 W/kg (head)
Price 0

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