When you cannot choose between the latest handheld phones to hit the market, the best is to weight the pros and cons.

Below is all you need to know about some of the most talked about handheld gadgets in terms of their specs and special features.

Samsung Galaxy S4

The phone has a super wide 5-inch FULL HD Super AMOLED screen (Galaxy S3 was 4.8-inches) and a slim bezel encased in a polycarbonate body, making it the lightest GALAXY yet.

The gadget has a slimmer 7.9 mm body and a premium finish with 441 ppi color and high resolution. Users can choose between White Frost or Black Mist colors and accessories include a cordless charging pad/cover, two speakers in each headsets (along with a slim flat cable free from tangled wires) and an extra battery kit.

Impressive features include previewing videos by simply hovering your finger above the screen, face recognition for when to pause and play videos, and Samsung WatchON to sync with your television and remote control. Group play allows users to share music and use multiple phones as speakers at one time, and play games in real time.

The phone also has an audio and animate option for photos, plus a front and rear camera that can be used simultaneously even during video calls. Buyers can even use the adapt display feature to optimize the screen to a personal preference.

iPhone 5

The Apple device has a 4.0-inch screen, 4G LTE with Retina Display and a 1136x640 resolution at 326 ppi. Its operating system is iOS 6.0 OS and impressive features include up to 225 hours of standby time and up to eight hours of talk time.

The phone is fully equipped with full HD 1080 pixel video recording, weighs in at 3.95 oz and has a 1 GB RAM. Siri is included and buyers can choose between 16, 32 or 64GBs of fixed internal storage. The phone can be purchased in black lined with slate, or white lined with silver.

Width is 2.31 inches (58.6 mm) and height is 4.87 inches (123.8 mm). The phone also has Bluetooth 4.0 wireless technology, an assisted compass, fingerprint resistant coating in front. a 8-megapixel iSight camera and an HD FaceTime camera with face detection in video or still images.

The phone charges via USB to a computer system or phone adapter, has up to 10 hours of video playback and up to 40 hours of audio playback. In terms of Internet use: up to eight hours on 3G and the same for LTE, and up to 10 hours on Wi-Fi.

There is the option of AirPlay out to Apple TV. An Apple ID is required for some features and the phone supports a number of languages on its keyboard and in its Siri usage.

iPhone 6/5S

What we know about Apple's next gadget, called the iPhone 6 or the iPhone 5S, is limited. Details about the new device and its specs include talks of a 128 GB version since the tech giant's recent launch of a 128GB iPad 4. The iPhone 6 will also likely have a Sharp IGZO (Indium Gallium Zinc Oxide) screen that requires less power and is slimmer than that which the iPhone 5 has. The Sharp IGZO technology was displayed at The International Consumer Electronics Show in January 2013 and similarly, why would Apple not go after the latest operating system? The iOS7 will reportedly be revealed soon and might make an appearance on Apple's next iPhone.

One innovative feature the new iPhone is rumored to possess is a technology dubbed Synchronized, Interactive Augmented Reality (AR) Displays for iDevices. The system, which Apple reported invented, allows users to make 3D video calls and 3D video conferencing as a method of information sharing with a number of devices through the use of a Share button.

HTC One

With a full metal body and live home screen, the upcoming device has a 4.7-inch full HD 1080 pixel display with 468 ppi. Memory options are 32 GB or 64GB and the phone's platform is Android with HTC Sense and HTC BlinkFeed. The latter allows users to pick the social networking sites, news and feeds they want to stay updated on and they will all stream live to the phone's home screen. It also comes witha 2GB RAM processor. The phone is compliant with Bluetooth 4.0 and has dual frontal stereo speakers with built-in amplifiers plus provides studio-like sound with HTC One's BoomSound.

Impressive features include Optical Image Stabilization, Smart Flash (providing automatically five levels of flash depending on the distance to the subject) and slow motion video recording with a variety of playback speeds.

The UltraPixel Camera has BSI sensors and wide angle lens with HDR capability. The front camera has 2.1 mega pixels and there is also 1080p full HD video recording.

Sense TV allows synching with a television or remote control.