Galaxy S3 vs. Samsung Galaxy S II

What's the Difference?

The Galaxy S3 and Samsung Galaxy S II are both smartphones manufactured by Samsung, but they have some notable differences. The Galaxy S3, released in 2012, features a larger 4.8-inch Super AMOLED display compared to the 4.3-inch screen on the Galaxy S II. The S3 also boasts a more powerful quad-core processor, offering improved performance and multitasking capabilities. Additionally, the S3 introduced new features like S Voice, a voice assistant similar to Apple's Siri, and Smart Stay, which uses the front camera to detect if the user is looking at the screen to prevent it from dimming. Overall, the Galaxy S3 offers a more advanced and feature-rich experience compared to its predecessor, the Galaxy S II.


AttributeGalaxy S3Samsung Galaxy S II
Operating SystemAndroid 4.0 (Ice Cream Sandwich), upgradable to 4.4.4 (KitKat)Android 2.3 (Gingerbread), upgradable to 4.1.2 (Jelly Bean)
Display4.8 inches, Super AMOLED4.3 inches, Super AMOLED Plus
Resolution720 x 1280 pixels480 x 800 pixels
ProcessorQuad-core 1.4 GHz Cortex-A9Dual-core 1.2 GHz Cortex-A9
Internal Storage16/32/64 GB16/32 GB
Camera8 MP (primary), 1.9 MP (front)8 MP (primary), 2 MP (front)
BatteryLi-Ion 2100 mAhLi-Ion 1650 mAh
Weight133 g116 g

Further Detail


The Galaxy S3 and Samsung Galaxy S II are two popular smartphones released by Samsung. While the Galaxy S II was a groundbreaking device at the time of its release, the Galaxy S3 took things to a whole new level. In this article, we will compare the attributes of these two devices, highlighting their differences and improvements.

Design and Display

When it comes to design, the Galaxy S3 introduced a more rounded and organic shape compared to the Galaxy S II's rectangular design. The S3 also featured a larger display, measuring 4.8 inches compared to the S II's 4.3 inches. The S3's display also boasted a higher resolution, offering a crisper and more vibrant visual experience. Additionally, the S3 introduced the use of Corning Gorilla Glass 2, providing better protection against scratches and accidental drops.

Performance and Hardware

Under the hood, the Galaxy S3 featured a more powerful processor compared to its predecessor. It was equipped with a quad-core Exynos 4412 chipset, offering improved performance and multitasking capabilities. On the other hand, the Galaxy S II came with a dual-core Exynos 4210 processor. The S3 also had more RAM, with options for 1GB or 2GB, depending on the variant, while the S II had 1GB of RAM. These hardware upgrades resulted in smoother performance and faster app loading times on the Galaxy S3.

Camera Capabilities

Both the Galaxy S3 and the Galaxy S II featured capable cameras, but the S3 took a step further in terms of image quality and features. The S3 introduced an 8-megapixel rear camera with improved low-light performance and zero shutter lag. It also offered a burst mode, allowing users to capture multiple shots in quick succession. The S II, on the other hand, had an 8-megapixel camera as well but lacked some of the advanced features found in the S3. Additionally, the S3 introduced a 1.9-megapixel front-facing camera, while the S II had a 2-megapixel front camera.

Software and User Interface

Both devices ran on Android, but the Galaxy S3 came with a more recent version of the operating system. It launched with Android 4.0 Ice Cream Sandwich and later received updates to Android 4.3 Jelly Bean. The Galaxy S II, on the other hand, initially ran on Android 2.3 Gingerbread and received updates up to Android 4.1 Jelly Bean. The S3 also introduced Samsung's TouchWiz Nature UX interface, which included features like Smart Stay, Smart Alert, and S Voice, a voice assistant similar to Apple's Siri.

Battery Life and Storage

The Galaxy S3 featured a larger battery compared to the Galaxy S II, offering a capacity of 2100mAh. This improvement, combined with the more power-efficient processor, resulted in better battery life on the S3. The S II, on the other hand, had a 1650mAh battery. In terms of storage, the S3 offered more options, with variants available in 16GB, 32GB, and 64GB, expandable via microSD card. The S II, on the other hand, had options for 16GB or 32GB of internal storage, also expandable via microSD card.

Connectivity and Features

Both devices supported 3G and Wi-Fi connectivity, allowing users to browse the internet and download apps. However, the Galaxy S3 introduced 4G LTE support, offering faster data speeds for those in areas with LTE coverage. The S3 also came with NFC (Near Field Communication) capabilities, allowing users to make mobile payments and share files by simply tapping their device against another NFC-enabled device. The S II, on the other hand, lacked 4G LTE support and NFC capabilities.


In conclusion, the Galaxy S3 brought significant improvements over the Samsung Galaxy S II in various aspects. It featured a more appealing design, a larger and higher-resolution display, a more powerful processor, enhanced camera capabilities, a more recent version of Android, better battery life, and additional connectivity options. While the Galaxy S II was a remarkable device in its time, the Galaxy S3 set a new standard for smartphones and remains a popular choice for users seeking a feature-rich and powerful device.

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