A consumer checks out smartphones (Reuters)
A consumer checks out smartphones (Reuters)Reuters

Top smartphone makers Samsung and HTC unveiled their brand new flagship handsets ― Galaxy S6 (and S6 Edge) and One M9 ― in Barcelona on Sunday, 1 March.

The new ultra-premium Galaxy S6 series is best smartphone series to roll out of Samsung yet, which have so far been selling good phones with low-end plastic skin.

It has heaped a lot of praises from tech pundits for introducing a truly premium smartphone. Samsung Galaxy S6 (and S6 Edge) is neatly crafted and comes with a blend of metal and glass.

[Read more: Samsung Galaxy S6 vs. Galaxy S5: What's new in Next Generation Smartphone; Everything You need to Know]

On the other hand, HTC One (M9) boasts of first dual-tone all-metal finish, a true successor to the critically acclaimed HTC One (M8). It features anodised aluminum body, what's interesting in the new phone is that, it boasts silver coated rear shell, whereas the on the edges, it features gold-coated metal thus providing dual-tone metal finish.

[Read more: HTC One (M9) vs One (M8): Specification Comparison]

Both the devices house top-of-the-line internal hardware and will be competing with Apple's iPhone 6 series handsets in niche premium smartphone range.

Here is the brief description of all three devices on how they stack up against each on paper. More detailed comparison of Apple iPhone 6 (& 6 Plus), One M9 and S Galaxy S6 will be done once we get our hands on the two new devices of HTC and Samsung.

Key Specifications of Samsung Galaxy S6 (& S6 Edge), HTC One M9 and Apple iPhone 6:

Models Samsung Galaxy S6 (& S6 Edge) HTC One (M9) Apple iPhone 6 (& iPhone 6 Plus)
  • 5.1-inch super AMOLED QHD (aka 2K: 2560x1440p) screen. It will be protected by Corning Gorilla Glass 4 shield front and back.
  • Pixel density: more than 557 ppi (pixels per inch)
  • Note: S6 Edge boasts same display resolution, but features curved screen on right and left side
  • 5.0-inch full HD screen with 1920x1080p resolution
  • Pixel density: 440 plus ppi (pixels per inch)
  • Model 1: 4.7-inch LED-backlit IPS LCD screen with Retina HD (aka full HD) with 1920x1080p resolution
  • Model 2: 5.5- inch LED-backlit IPS LCD screen with Retina HD (aka full HD) with 1920x1080p resolution
  • Pixel density: 401 ppi (pixels per inch)
OS Android 5.0 Lollipop OS Android 5.0.2 Lollipop with custom UI Sense v7.0 iOS v8.0 (wider availability of the new OS version to other Apple devices from 17 September)
Processor Model 1: 14nm based 64-bit class Exynos 7420 Octa-core (four Cortex-A53 + four Cortex-A57 cores) with Mali T-760 GPU 64-bit class 2.7GHz Snapdragon 810 series CPU ( Quad-core ARM® Cortex™ A57 and quad-core A53) with Adreno 420 GPU 20-nanometer class based second generation 64-bit A8 chipset which is 25-percent faster (50-percent faster graphics too) than the A7 in iPhone 5S.It is aptly supported by second generation, M8 motion co-processor
Storage 32GB, 64GB and128GB 32GB,expandable up to 128GB 16GB/64GB/128GB (no microSD card slot)
  • Main: 16MP with OIS (Optical Image Stabilizer),
  • Front: 5.0MP
  • Camera features: Quick Launch, Tracking AF, Auto Real-time HDR(Front & Rear) , F1.9, Low Light Video(Front & Rear), High Clear Zoom, IR Detect White Balance, Virtual Shot, Slow Motion, Fast Motion, Pro Mode, Selective Focus
  • Main: 20.7-megapixel camera with f/2.2, 27.8mm lens, BSI sensor, digital stabilization and is capable of capturing 4k video
  • Front: 4.1- Ultrapixel camera with BSI sensor, f/2.0, 26.8mm lens and 1080p video recording
  • Main: New 8-megapixel iSight camera with 1.5µ pixels, f/2.2 aperture, True-Tone flash, hybrid IR filter, five-element lens, sapphire crystal lens cover
  • Front: 1.2-megapixel FaceTime camera with f/2.2 aperture, auto-HDR,720p HD video recording
Battery 2550 mAh (S6)/2600 mAh(S6 Edge) 2840 mAh;
  • Talk time: Up to 25.4 hours for 2G/ 21.7 hours for 3G
  • Standby time: Up to 391 hours for 2G/ 402hours for 3G
  • Talk time: up to 14 hours (3G)
  • Standby time: close to 10 days (250 hours)
Network 3G & 4G-LTE Cat.6 (300/50Mbps) 3G & 4G-LTE in select regions 3G & 4G-LTE (with new VoLTE technology for high quality voice-calling)
Add-ons WiFi: 802.11 a/b/g/n/ac (2.4/5GHz), HT80 MIMO(2x2) 620Mbps, Dual-band, Wi-Fi Direct, Mobile hotspot, Bluetooth®: v4.1, A2DP, LE, apt-X, ANT+, USB 2.0, NFC,IR Remote, Samsung Pay works with both Near Field Communication (NFC) and Magnetic Secure Transmission (MST) technology to make it device, merchant and card issuer agnostic , Samsung Knox, security app now upgraded to defence grade, Ultra Power Saving Mode, Download Booster, S Health 4.0,Samsung PaySmart Manager, Microsoft Apps(OneDrive 115GB for 2 years, OneNote),Sound Alive+, Themes, Quick Connect, Private ModeS Finder, S Voice, and new improved finger-print sensor Nano-SIM slot, Aluminum based body, BoomSound, microSD card slot, Bluetooth v4.1, NFC, Wi-Fi (802.11 a / b / g / n / ac) Finger-print sensor (much better Tough-ID security feature), Wi-Fi (802.11a/b/g/n/ac), Wi-Fi calling (in select markets), Bluetooth v4.0, NFC(Apple Pay wireless payment system with Touch-ID) GPS/GLONASS
  • S6: 143.4 x 70.5 x 6.8 mm
  • S6 Edge: 142.1 x 70.1 x 7.0 mm
144.6 x 69.7 x 9.61 mm
  • iPhone 6: 138.1 x 67.0 x 6.9 mm
  • iPhone 6 Plus: 158.1 x 77.8 x 7.1 mm
  • S6: 138 g
  • S6 Edge: 132 g
157 g
  • iPhone 6: 129g
  • iPhone 6 Plus: 172 g