With the Galaxy S series losing steam ever since the Galaxy S4, Samsung needed a dramatic change in order to make a comeback in the flagship market, overrun by better looking, and sometimes even better performing devices.

Metal construction brings a better look to an accessible form factor; Excellent Quad HD 5.1-inch screen; Exynos 7420 is proving itself as full replacement to Snapdragons; Loud bottom mounted speaker; 16MP camera performs very well in all but the dimmest lighting conditions; Touchwiz is actually...

No longer waterproof; Lack of expandable storage; Battery not replaceable; Battery life average - just over one day with typical usage; Camera sticks out and can get damaged somewhat easily

The Galaxy S6 is the best-designed phone Samsung has ever created, and its interface is a true step ahead of the Android pack.

Elegant and premium build; Gorgeous display; Better camera features and performance; Much-improved fingerprint reader; Quick charging; Supports both wireless charging standards

No longer waterproof; Non-removable battery; No memory expansion; Gets noticeably hot when pushed; Tinny speaker sound

Back in 2000, Sony released the PlayStation 2, a so-called sixth generation console that boasted 128-bit computing, its "Emotion Engine" processor running at 300Mhz. It had 32MB of RAM and, optionally, a…

Beautiful; bright and accurate QHD display; Much improved build quality over previous Galaxy devices; Light and thin; with a robust frame; Best-in-class Cat-6 LTE network speeds; Superb camera speed and daylight photo quality; Improved low-light capabilities over previous Galaxy devices; Pared-back...

Glass back is a fingerprint magnet and occasionally slippery; Software has some infuriatingly bad design decisions; Limited use for the fingerprint sensor; Volume buttons too high up on left side; Lower battery life than Galaxy S5

Samsung has a lot riding on its 2015 flagship, and this time it's put its best foot forward. With its super-fast, homebrew processor, a pair of great cameras and a surprisingly clean version of TouchWiz, the S6 is the finest Galaxy Samsung has ever made. Now, if only it were waterproof.

Sturdy; stylish design; Impeccable camera experience; Great day-to-day performance; TouchWiz is finally worth using; Stunning design; The curved screen is gorgeous; Impeccable camera experience; Great day-to-day performance

Battery life could be better; Fingerprint sensor can be flaky; It's not waterproof; No microSD or removable battery; The curved screen doesn't do much; Battery life could be better; No microSD or removable battery; It's not waterproof

It's time for another round of flagship upgrades from the big names in mobile devices. With the Galaxy S6 , Samsung has finally made some recognizable changes to the familiar Galaxy S formula that users have either loved or hated. Will the S6 help Samsung claim the best phone of 2015?

Performance; Display quality; Camera; Design; Wireless charging; Android 5.0 Lollipop

No microSD support; Non-removable battery; Price

If you are not sure what to think and how to feel about the Samsung Galaxy S6, you came to the right place. We'll do it for you. Here's the deal. You're free to feel any way you like. Impressed. Upset. Confused? Sounds familiar.

Thin (6.8mm) profile; premium dual-glass design reinforced by a metal frame; 5.1" Super AMOLED of QHD (1440 x 2560) resolution; class-leading ~577ppi; Corning Gorilla Glass 4; Exynos 7420 64-bit chipset; octa core processor with four 2.1GHz Cortex-A57's and four 1.5GHz Cortex-A53 cores; Mali-T760...

No water or dust protection; Rather pricey at launch; including really steep memory upgrade premiums; No user-replaceable battery; No microSD slot; No FM radio; No stereo speakers

Samsung Galaxy S6 is just announced at MWC 2015. It is 5.1 inch Super AMOLED display device having 1440 x 2560 pixel resolution with 577 ppi pixel density. It is running on latest Lollipop OS. The 1.5 GHz and Quad-core 2.1 GHz processor along with 3GB RAM.

Excellent display; Great performance; Good camera configuration; Wireless charging

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The best Android phone you can buy right now

Great for media, Super sharp screen, Amazing camera, When I first saw the Galaxy S6 I was immediately impressed; It was like someone walked into the boardroom of Samsung HQ, picked up the S5 and tore it to pieces, before delivering a more grown up version based on the things consumers actually want.

Battery not good enough, Price too high, OK, not ALL the good bits are gooder; Battery life on the Galaxy S6 isn't good enough for a phone of this caliber or price; I don't think anyone should be worrying about whether their new expensive smartphone will still be able to make emergency calls when...

After years of reliable, if slightly cheap-looking Galaxy S handsets, Samsung's finally produced the metal flagship phone we've all been waiting for. Combining the metal construction of the Galaxy Alpha with the high-quality display of the Note 4 , the Galaxy S6 has come a long way since the Galaxy...

The covers are off! The Samsung Galaxy S6 is here, and we've been hands-on from Mobile World Congress in Barcelona. So what's it like? In a word: surprising.