The Nokia Lumia 900 flaunts a sleek and fabulous display, which incorporates a ClearBlack glass touch-screen and with a one-piece polycarbonate body, the smartphone offers excellent antenna performance as well as reception.
On the other hand, the Samsung Galaxy Nexus runs on the latest Android operating system - the Ice Cream Sandwich - which offers a new look and feel - one of these features will be to check data usage to avoid excess charges. It also features a voice-activated dictation system and the Android Beam allows you to share data simply by bumping two Near Field Communication (NFC)-enabled devices.
Finally, there is the Galaxy S2, an absolute best-seller.
Check out how these two smartphones stack up:
The Nokia Lumia 900 comes with a AMOLED capacitive touch-screen with a resolution of 800x480 pixels at 217 pixels per inch (ppi). The screen is protected by Corning Gorilla Glass. It incorporates Nokia ClearBlack display.
In comparison, the Galaxy Nexus flaunts a Super AMOLED capacitive touch-screen with a whopping resolution of 1280x720 pixels at 316ppi. The oleophobic coating protects the screen from scratches and damages.
The Galaxy S2 also comes with a Super AMOLED Plus capacitive touch-screen with a resolution of 800x480 pixels. The 4.3-inch device includes Corning Gorilla Glass and TouchWiz 4.0 User Interface (UI).
The Lumia 900 is powered by a 1.4 GHz Scorpion CPU Qualcomm APQ8055 Snapdragon chipset. The Adreno 205 offers support to powerful graphics.
Samsung's Galaxy Nexus is powered by a 1.2 GHz Cortex-A9 CPU and TI OMAP 4460 chipset and PowerVR SGX540 GPU.
The Galaxy S2 includes a 1.2 GHz Cortex-A9 Dual-core CPU, Exynos chipset and Mali-400MP GPU.
Both the Lumia 900 and Galaxy S2 have an eight megapixel rear-facing camera with a resolution of 3264x2448 pixels. The features in the Lumia 900 are Carl Zeiss optics, autofocus, dual-LED flash, geo-tagging and video stabilisation. It also has a 1.3-megapixel front-facing camera for video calling. The S2 has autofocus, LED flash, geo-tagging, face and smile detection and image stabilisation. It also records video at 1080p and has a two megapixel front-facing camera.
The Galaxy Nexus has only a five megapixel rear-shooter which features autofocus, LED flash, touch focus and face detection. It offers support to full HD video recording of 1080p. It features a 1.3-megapixel secondary camera for video chat.
The Lumia 900 runs on the Microsoft Windows Phone 7.5 Mango operating system. The gorgeous Galaxy Nexus runs on Android 4.0 ICS which is now upgradable to Android 4.0.4. The Galaxy S2 runs on the Android 2.3 Gingerbread. It can be now upgraded to Android 4.0 ICS.
Nokia's Lumia 900 features Wi-Fi 802.11 b/g/n and Bluetooth 2.1 with A2DP and EDR.
In contrast, the Galaxy Nexus includes Wi-Fi 802.11 a/b/g/n with Wi-Fi hotspot as well as support for Bluetooth 3.0 with A2DP. Interestingly, it supports NFC which can be used for contactless mobile payment systems. The Galaxy S2 comes with Wi-Fi 802.11 a/b/g/n with Wi-Fi hotspot and Bluetooth 3.0 Plus HS wireless technology.
The Lumia 900 has 16GB of internal storage and 512 MB RAM. The device lacks a microSD card slot. The Galaxy Nexus also has 16GB of onboard storage but has 1GB of RAM. On the other hand, the Galaxy S2 comes with internal storage configurations of 16GB and 32GB and 1GB RAM. In addition, it also has a microSD card which allows for up to 32GB of extra storage space.
The Lumia 900 has a Li-Ion 1830mAh standard battery which allows a stand-by time of up to 300 hours in 2G and 3G as well as talk-time of up to seven hours in 2G and 3G.
The Galaxy Nexus has a Li-Ion 1750mAh standard battery. It offers a stand-by time of up to 290 hours in 2G and 270 hours in 3G. It provides a talk-time of up to 17 hours 40 minutes in 2G and 8 hours 20 minutes in 3G.
The Galaxy S2 comes with a Li-Ion 1650mAh standard battery which allows a stand-by time of up to 710 hours in 2G and 610 hours in 3G. It offers a talk-time of up to 18 hours 20 minutes in 2G and 8 hours 40 minutes in 3G.