Nokia Lumia 800 runs on 1.4GHz Scorpion CPU, Adreno 205 GPU, Qualcomm MSM8255 Snapdragon chipset, 512MB of RAM with Windows Phone 7.5 OS (Mango). The presence of Adreno 205 GPU helps in smooth playing of games and playing videos. The sensors present in the phone are Accelerometer, proximity and compass which helps in better user experience. Touch sensitive buttons are located in the front side for Back navigation, Start and Search Options. Physical keys are located on the right side of the phone for volume control, power and camera.
Nokia Lumia 800 has an 8 megapixel autofocus camera with dual LED flash, 720p@27fps video recording and fast f/2.2 lens. The dual flash helps in taking nice pictures even during dark. The picture quality is good with the 8 megapixel autofocus camera as is using the Carl Zeiss Optics. The autofocus function helps to take a clear shot of the images in close distance as well as long distances. The bar codes and QR can be scanned with this camera. Video recording can be possible at 30 fps.
The phone comes with 16 GB of internal memory with 512 MB RAM. No additional slots are available for microSD card is provided which means we can't use external memory card to expand the memory size. Also it does not support stand SIM cards, instead supports microSIM. A-GPS feature in the Nokia Lumia 800 is combined with Bing Maps which is very useful to know your exact location and also the directions. Additional features include Digital Compass, Standard 3.5 mm audio jack; FM Radio with RDS, microUSB Port, wi-fi and Bluetooth. Features like document editor, document viewer, and voice input can be very helpful for business and students. Apart from this there are various social networking applications available in the handset. The phone can also be customized with various applications. Nokia Lumia 800 uses Standard Li-Ion battery of1450 mAh (BV-5JW). The higher the value indicates more the capacity. The phone battery offers continuous talk time up to 13 hours in 2G and up to 9.5 hours in 3G. Standby time of the battery is 265 hours in 2G and 335 hours in 3G. Continuous music playback time of the phone is upto 55 hours.