HTC One X was unveiled at Mobile World Congress 2012.

Huawei and HTC announced the Ascend Quad and the One X, respectively, at the Mobile World Congress (MWC) held earlier this year.

The One X is now available in the UK and should be released for the US markets in May. The Ascend D Quad ix expected to be available in the Asia-Pacific region, North and South America, Europe and the Middle East by Q2 of this year.

Check out how the two smartphones stack up

Display: The HTC One X features a 4.7-inch HD 720p touchscreen with a resolution of 1280x720pixels whereas the Huawei Ascend D Quad features a 4.5-inch IPS LCD Capacitive touchscreen with the same resolution as the One X.

Size: The HTC One X measures 5.28x2.75x0.35inches and weighs 130g. The Ascend D Quad measures 5.08x2.25x0.35inches and weighs 131. 54g.

Operating System: TheHTC One X runs on Android 4.0 (Ice Cream Sandwich) with HTC Sense 4. Huawei's smartphone will run on the same software, without, of course, the HTC technology.

Processor: The HTC One X is powered by a quad-core 1.5GHz processor (dual-core 1.5 GHz for LTE version in the US and selected countries). The Huawei Ascend D Quad is powered by Huawei's K3V2 quad-core 1.2GHz/1.5GHz processor and the smartphone has four CPU cores. Both phones have 1GB of RAM.

Camera: The HTC One X features an 8 megapixel camera with auto-focus, smart LED flash and a BSI sensor. The BSI is a digital image sensor to capture better images in low-light conditions. This primary camera can record video up to HD 1080p and has a dedicated imaging chip, F2.0 aperture and 28mm lens. The secondary 1.3 megapixel front-facing camera offers video chat in 720p. The Huawei sports a primary camera of 8 megapixels with dual LED flash, auto-focus and can shoot videos at 1080p. It also carries a secondary front-facing camera with a resolution of 1.3 megapixels.

Connectivity: The HTC One X offers Near Field Communication (NFC), Bluetooth v4.0, Wi-Fi 802.11 a/b/g/n and also supports DLNA and micro-USB version2.0. The Huawei Ascend D Quad offers 3G connectivity and it supports Wi-Fi 802.11 n/g/b and Bluetooth version 3.0+HS.

Storage: The HTC One X has 32GB of internal memory. The Huawei phone has 8GB of internal memory which can be expanded to 32GB using a microSD card.

Battery: The HTC One X is powered with an 1800mAh battery. The Huawei Ascend D quad has a standard battery of 1800 mAh and can run for up two days on a single charge.