While Galaxy S7 comes with a 5-inch display, LG G5, Sony Xperia Z5 and HTC 10 offer 5.2-inch displays. While all of them offer Quad HD resolutions with the exceptio of Xperia Z5 which comes with a UHD one, Galaxy S7 rules in terms of pixel density with 577 ppi compared to 564 ppi and 554 ppi scored by HTC 10 and the G5.
Compared to these three displays, the iPhone 6s display is comparatively smaller at 4.7 inches and its screen resolution still needs a lot of work to match up to the other Quad HD displays.
Samsung Galaxy S7's display is based on Super AMOLED technology compared to a Super LCD 5 panel in HTC 10 and an IPS HD technology in iPhone 6s display.
HTC 10 features an all-metal body with chamfered edges that reflect the light to give the phone an impression of being among the shiniest handsets around. Weighing at 161g, the metal body houses a USB Type-C port, a long power button, volume buttons, a 3.5mm audio jack and a fingerprint sensor.
Samsung's Galaxy S7, on the other hand, has a body that pushes the durability factor to its extremes. It boasts an IP68 dust-proof and water-proof rating which none of the other phones possess.
Similar is the case with iPhone 6s and Xperia Z5 which feature all-metal unibodies with varying water-resistant capabilities.
LG G5 doesn't boast IP68 ratings but features a more modular design which lets you remove and insert batteries and also fit in a camera module to capture pictures with great ease.
While Samsung Galaxy S7, HTC 10 and LG G5 feature the latest Exynos 8890 and Snapdragon 820 processors, Xperia Z5 still makes do with the older Snapdragon 810 chip with a somewhat lesser performance factor. Apple iPhone 6s also comes with Apple's latest A9 chip whose performance is very similar to the powerful Exynos 8890 and Snapdragon 820 processors.
Similar is the case when it comes to RAMs. While Galaxy S7, HTC 10 and LG G5 feature the latest 4GB DDR4 RAMs, Xperia Z5 lags behind with a 3GB one and iPhone 6s relies on a 2GB RAM to work with a M9 co-processor to offer the best performance.
HTC 10 comes with 32GB and 64GB storage options but if you need more, the phone features a microSD slot which can accommodate up to 2TB of additional storage. Samsung's Galaxy S7 also re-introduced a 200GB microSD slot and LG G5, like HTC 10, will let you save 2TB worth additional data through its microSD slot.
In terms of internal storage, LG G5 and Xperia Z5 premium come in 32GB storage variants only while Galaxy S7 and HTC 10 offer a maximum of 64GB. Among these, Apple iPhone 6s is the only phone that doesn't come with a microSD slot but makes up for it with a maximum internal storage of 128GB.
HTC 10 features a 12MP UltraPixel rear camera with larger 1.55um pixels and an f/1.8 aperture. The camera also packs sensors like OIS, BSI and auto-focus apart from featuring a Dual Tone LED Flash and Auto-HDR, Panorama and Pro mode capabilities. With the primary camera, you will also be able to shoot 4K videos as well as slow-mo ones at 720p resolution.
The front camera features a 5MP lens with an f/1.8 aperture, auto-focus, BSI, OIS and Full HD video recording capabilities. It also packs features like Auto-HDR, Auto Selfie, Voice Selfie and Live Make-Up.
Like HTC 10, Galaxy S7 camera also comes with a Dual Pixel technology which features larger pixels to make your images brighter and sharper than usual, even in low light conditions. Just like Live Photos in iPhone 6s, Samsung has also introduced Motion Panorama which brings movement to traditional panoramic photos, giving people a completely immersive visual experience.
LG G5 doesn't offer a larger pixel technology but brings in a 16MP camera with OIS, manual focus, Geo tagging and an f/1.8 aperture. The camera will let you take HDR pictures, time-lapse videos as well as 4K ones.
Sony Xperia Z5 rules the roost here in terms of camera prowess. The 23MP main camera can take pictures in as less as .3 seconds and its Clear Image Zoom feature can zoom images up to 5X! EVen though Apple isn't a major fan of high resolution cams, the 12MP iPhone 6s comes with Optimal Image Stabilisation can work with stills as well as 4K videos while you're filming.
With most premium phone makers vying for the latest features and technologies to make their phones better than the rest, the option available to us users is to research them in detail and find one such spec which makes one of these phones stand out above the crows.
With the 10, HTC has proved that its falling revenues will not impact the quality of phones it churns out, and with the 10 offering similar storage, battery life, camera specs, RAM and other features as the LG G5, iPhone 6s or Galaxy S7, we can't wait for a hands-on review to decide if the phone will indeed outscore the others in terms of performance and ease of usage.