# Samsung Galaxy S II

> 2011 Android smartphone by Samsung

**Wikidata**: [Q154851](https://www.wikidata.org/wiki/Q154851)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Samsung_Galaxy_S_II)  
**Source**: https://4ort.xyz/entity/samsung-galaxy-s-ii

## Summary
The Samsung Galaxy S II is a 2011 Android smartphone developed by Samsung Electronics. It succeeded the original Galaxy S and was succeeded by the Galaxy S III, featuring a 4.3-inch AMOLED display and Exynos 4210 processor.

## Key Facts
- Released in April 2011 with Android Gingerbread, later upgradable to Ice Cream Sandwich and Jelly Bean
- Features a 4.3-inch AMOLED display with 4:3 aspect ratio and dimensions of 125.3 x 66.1 x 8.49 mm
- Powered by Exynos 4210 system-on-a-chip processor with 1650 mAh lithium polymer battery
- Available in black and white colors with storage options of 16GB and 32GB, expandable via microSD
- Weighs 116 grams and includes a user-replaceable battery and Micro-USB connector
- Part of the Samsung Galaxy S series, following the Galaxy S and preceding the Galaxy S III
- Manufactured by Samsung Electronics, a South Korean multinational corporation founded in 1969

## FAQs
### Q: What operating systems did the Samsung Galaxy S II support?
A: The Galaxy S II originally shipped with Android Gingerbread (2.3), could be upgraded to Android Ice Cream Sandwich (4.0), and later received Android Jelly Bean (4.1) updates.

### Q: What are the key specifications of the Samsung Galaxy S II?
A: The device features a 4.3-inch AMOLED display, Exynos 4210 processor, 1650 mAh battery, 16/32GB storage options, and expandable microSD support, with dimensions of 125.3 x 66.1 x 8.49 mm and weighing 116 grams.

### Q: When was the Samsung Galaxy S II released?
A: The Samsung Galaxy S II was released on April 10, 2011, following its announcement in March 2011.

## Why It Matters
The Samsung Galaxy S II represented a significant advancement in Android smartphone technology when released in 2011. As the successor to the original Galaxy S, it helped establish Samsung as a major competitor in the premium smartphone market, particularly against Apple's iPhone. The device's slim design, powerful Exynos processor, and vibrant AMOLED display set new standards for Android devices. Its success contributed to Android's growing market share and demonstrated Samsung's ability to produce high-quality, competitive smartphones. The Galaxy S II also played a crucial role in the evolution of Samsung's Galaxy S series, which has become one of the most successful smartphone lineups globally.

## Notable For
- First Samsung flagship to feature the Exynos 4210 processor, establishing Samsung's in-house chip capabilities
- Ultra-thin design at 8.49mm thickness, making it one of the slimmest smartphones of its time
- High-quality Super AMOLED Plus display that offered superior color reproduction and viewing angles
- Successful global launch that helped establish Samsung's presence in multiple international markets
- Received multiple Android OS updates, extending its useful lifespan beyond initial release

## Body
### Technical Specifications
The Samsung Galaxy S II features a 4.3-inch Super AMOLED Plus display with WVGA resolution and 4:3 aspect ratio. The device is powered by Samsung's Exynos 4210 dual-core processor, which was a significant improvement over previous generation smartphones. The phone includes a 1650 mAh lithium polymer battery, which was user-replaceable - a feature that has become less common in modern smartphones.

### Design and Build
Measuring 125.3 x 66.1 x 8.49 mm and weighing 116 grams, the Galaxy S II was notably slim for its time. The device was available in both black and white color options, with a plastic construction that balanced durability with weight considerations. The phone includes a Micro-USB port for charging and data transfer.

### Storage and Expandability
The Galaxy S II came in two storage variants: 16GB and 32GB. Both versions included a microSD card slot, allowing for additional storage expansion. This flexibility in storage options was particularly important given the growing size of apps and media files in 2011.

### Software Evolution
Initially shipping with Android Gingerbread (2.3), the Galaxy S II received updates to Android Ice Cream Sandwich (4.0) and later Android Jelly Bean (4.1). This extended software support was notable for the time and helped maintain the device's relevance as Android evolved.

### Market Impact
The Galaxy S II was a commercial success and helped establish Samsung as a major player in the premium smartphone market. Its success contributed to the growing competition between Android and iOS platforms and demonstrated the viability of Android as a premium mobile operating system.

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## References

1. Freebase Data Dumps. 2013
2. [Source](https://web.archive.org/web/20111031092022/http://www.samsung.com/it/consumer/mobile-devices/smartphones/top-smartphones/GT-I9100LKAITV/index.idx?pagetype=prd_detail&returnurl=)
3. [Source](https://www.gsmarena.com/samsung_i9100_galaxy_s_ii-3621.php)
4. Quora
5. [Source](https://golden.com/wiki/Samsung_Galaxy_S_II-DM63JB)