Samsung Galaxy Nexus
Samsung Galaxy Nexus was announced in October last year.

Samsung announced the Galaxy Nexus, the world's first smartphone running on Android 4.0 (Ice Cream Sandwich) in October. Meanwhile, Samsung's long awaited next-gem successor to the best selling Galaxy S2 is expected to be launched at an event in London, on 3 May.

Check out how the two smartphones stack up

Display: The Samsung Galaxy Nexus features a 4.65in Super AMOLED Contour display with a resolution of 720 x 1,280 pixels. Samsung claims the Galaxy Nexus is the first smartphone to feature a 4.65in display. The Samsung Galaxy S3 will have a 4.8in Super AMOLED display, according to a leaked service manual obtained by Sammobile. Earlier reports suggest the smartphone will feature a 4.6in display with a resolution of 720 x 1184 pixels. It is expected to feature a physical home button and five column user interface.

Dimension: The Galaxy Nexus measures 5.33x2.67x0.35inches and weighs 135g. An earlier IBTimes UK report suggests the Galaxy S3 will be thinner and slightly heavier than the S2.

Operating system: Both phones will run on Android 4.0 (Ice Cream Sandwich).

Processor: The Galaxy Nexus is powered by a 1.2GHz dual-core Cortex-A9 processor with a TI OMAP 4460 chipset and the smartphone packs 1GB of RAM. Samsung has confirmed its next Galaxy device will be powered by a 1.4 GHz Exynos 4 quad-core processor. The Exynos 4 quad-core has twice the processing capabilities of the 45nm process based Exynos 4 Dual and the processor consumes 20 per cent less power. The US variant of the Galaxy S3 could pack Qualcomm's dual-core Snapdragon S4 processor. However, a leaked service manual states the Galaxy S3 will be powered by a 1.5GHz quad-core CPU. Either way, the Galaxy S3 will house 1GB of RAM.

Camera: The Galaxy Nexus features a five megapixel primary camera with auto-focus and LED flash. The camera can capture videos in 1080p at 30 frames per second. There is a 1.3 megapixel front-facing camera. The Galaxy S3 will sport a primary camera of eight megapixels with auto-focus LED flash technology and the camera should be capable of capturing videos at 1080p.

Connectivity: The Galaxy Nexus supports Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, Wi-Fi hotspot and Bluetooth version 3.0 with A2DP. The Galaxy S3 will offer Wi-Fi 802.11 b/g/n and Bluetooth version 4.0 and it will also support data speed up to HSPA+21Mbps and HSUPA 5.76Mbps.

Storage: The Galaxy Nexus offers internal storage options of 16GB and 32GB with a microSD card. The Samsung Galaxy S3 will offer internal memory capacity of 16GB and can also support a microSD

Battery: The Galaxy Nexus is powered by a 1750mAh battery. The Galaxy S3 will carry a 2050mAh battery.