What smartphone to choose?

Hello, before buying a smartphone, it is quite natural to ask: What smartphone to buy? Mobile Android, Windows Phone or BlackBerry with touch screen or physical keyboard. Actually buying a smartphone is dictated by the characteristics that the consumer seeks. But, sometimes have difficulty in making comparisons between these devices which come more and more into our daily lives and who have managed to spread around the world in record time.

This success is explained by five strengths:

 

 
• A large touch screen and high definition
• Access to broadband, even at very high speed (4G-LTE)

• Applications in all areas of everyday and professional life
• The ability to read many types of Office and multimedia files
• An ever-increasing speed and processing power.
Taking into account the availability of devices, strengths, weaknesses and price, we have chosen for you from the following Android smartphones:

11.       Samsung Galaxy S6 and S6 Galaxy edge

Samsung has managed to revolutionize the market by its smartphone Galaxy S6 and S6 edge not only in its interface but also by these characteristics.

 

Its screen is simply the best currently, its definition combined with qHD Super AMOLED technology and the last glass of Corning, Gorilla Glass 4 make reference slab now. We are very far from the Galaxy S5, and that's fine.

	Samsung Galaxy S6	Samsung Galaxy S6 edge
System	Android 5.0.2 Lollipop, TouchWiz	Android 5.0.2 Lollipop, TouchWiz
screen	5.1 inches, Super AMOLED, 1440 x 2560 pixels, 577 pixels per inch	5.1 inches, Super AMOLED, 1440 x 2560 pixels, 577 pixels per inch, curved
processor	Exynos 7420, octocœur, 2,1 GHz	Exynos 7420, octocœur, 2,1 GHz
RAM	3 Go	3 Go
memory	32 Go	32 Go
others	Fingerprint scanner, heart rate monitor	Fingerprint scanner, heart rate monitor
Camera	16 megapixels, OIS (rear), 5 megapixel (front)	16 megapixels, OIS (rear), 5 megapixel (front)
Battery	2550 mAh (not removable)	2600 mAh (not removable)
dimensions	143,4 x 70,5 x 6,8 mm	142,1 x 70,1 x 7 mm
weight	137 grams	132 grams
Introductory price	709 euros	809 euros

As you can see, the Galaxy S6 edge 5 stars is the smartphone of the year 2015. The Galaxy S6 also deserves to be in this class, the choice between the two is not clear, then it is up to you decide.

12.     Sony Xperia Z3

As always in the Xperia range, it is protected against water and dust and its strong point is the autonomy, through its excellent Stamina mode.

 

 

	Sony Xperia Z3
System	Android 5.0, Xperia UI
Screen	5.2 inch LCD, 1080 x 1920 pixels, 424 pixels per inch
Processor	Qualcomm Snapdragon 801 quad-core, 2.5 GHz
RAM	3 Go
Memory	16 Go (+ micro-SD)
connectivity	4G/LTE, HSPA+, WiFi, Bluetooth 4.0, NFC
Camera	20.7 megapixel (rear), 2.2 megapixel (front)
Battery	3100 mAh (not removable)
Dimensions	146,5 x 72,4 x 7,3 mm
weight	152 grams
Introductory price	485 euros

In terms of performance, the Z3 is among the best. We just wish him some overheating problems during capture 4K video, somewhat damage. Failure improve the Z4? Probably. Do not forget however Z2, which remains an excellent smartphone, the price goes down gradually.

3.LG G4

For its flagship 2015, LG released the G4, a smartphone designed to compete this year without a care. Featuring a Snapdragon 808, a novel SoC, LG claims to have collaborated with Qualcomm to get the best possible independence ratio / performance. The graphic part is not forgotten with an Adreno 418 impeccable at all times.

Combining performance and high quality design (leather back reflected), the G4 can also count on a highly efficient image sensor that has been the subject of attention from the Korean brand. If we add that it is equipped with Android Lollipop in its latest version and a more than adequate autonomy, we obtain a well thought out product with many qualities that make it a must of the year.

 

• Display: 5.5-inch IPS LCD, Quad HD resolution 2560 x 1440 pixels, 534 dpi resolution
• Processor: 64 Bit hexa-core Snapdragon 808 (four hearts and two A57 A53 cores)
• Graphic Party (GPU): Adreno 418
• RAM: 3 GB
• Storage: 32GB
• microSD card support: yes, up to 128GB
• Camera: 16 megapixel camera with image stabilizer OIS +, f / 1.8 aperture, LED flash and dual-laser autofocus
• Front camera: 8 megapixels
• Battery: 3000 mAh (removable)
• Connectivity: GPS, GLONASS, Wi-Fi 802.11 a / b / g / n / ac, Infrared, NFC, SlimPort, Bluetooth Smart Ready (Apt-X) 4.0 LE, 4G / LTE, infrared
• Connectors: micro USB 2.0, 3.5mm headset jack, microSIM
• Dimensions: 148.9 x 76.1 x 9.8 mm
• Weight: 155 grams
• OS: Android 5.1 + LG Lollipop UX 4.0 interface

4-Samsung Galaxy 5

 

The Galaxy S5, the latest high-end smartphone from Samsung that has established itself as one of the references on Android. One will retain its high quality screen, a camera that is just as good or autonomy allowing you to hold two days before recharging. We also appreciate the support microSD cards and removable battery. Again the micro USB 3.0 connector is there to transfer data and recharge the phone faster. Note also that the phone is IP67 certified, what ensure a watertight and dustproof. The new interface Flat Design and many features (including a fingerprint reader) makes this Galaxy S5 one of the best Android smartphones

• Display: Super AMOLED 5.1 inch Full HD 1920 x 1080 pixels (432 dpi)
• Processor: Quad-core Qualcomm Snapdragon 801 2.5 GHz
• Graphics chip (GPU): Adreno 330
• RAM: 2 GB
• Storage: 16 or 32 GB of internal memory
• microSD card support: yes, up to 128GB
• Camera: ISOCELL 16 megapixels, Full HD and 4K
• Front camera: 2.1 megapixels
• Battery: 2800 mAh
• Connectivity: WiFi 802.11 a / b / g / n / ac, Bluetooth 4.0 LE, 3G, 4G (category 4 up to 150 Mb / s), NFC, microUSB 3.0 port (MHL 2.0).
• Connectivity: USB 3.0, 3.5mm headset jack, micro SIM
• Dimensions: 142 x 72.5 x 8.1 mm
• Weight: 145 grams
• OS: Android 4.4.2 Samsung TouchWiz interface +
• Colors: black, white, electric blue and golden
• Other: IP67 waterproof and dustproof

5-Samsung note 4

 

The specifications of our selected smartphone is as follows:

System	Android 5.0
User interface	TouchWiz
Processor	Qualcomm Snapdragon 805
Number of Cores	4
CPU frequency	2,7 GHz
graphics chip	Qualcomm Adreno 420
Supported cards	MicroSD, MicroSDHC et MicroSDXC
Random access memory (RAM)	3072 Mo
Add flash memory (MB)	24660
SAR value (W / kg)	0.37
Double SIM	No

Viewing

	Size (Diagonal) (inch)	5.70
	Screen technology	Super AMOLED
	Screen resolution	1440 x 2560
	Screen Resolution (dpi)	515
	Detail of Multipoint	10 points

input output

	Wi-Fi standard	802.11n/ac
	Bluetooth Version	4.1
	NFC Support	Yes (enabled)
	Support infrared (IrDA)	Yes
	PC Interface	USB 2.0
	USB Connector Type	Micro USB
	USB Host Compatibility	Yes
	TV (digital) output	via Micro USB (MHL)

 

Dimensions

	Width (cm)	7.86
	Height (cm)	15.35
	Thickness (cm)	0.85
	Volume (cm3)	102.553
	Weight (g)	176

 

According to tests it quotes the following results:

 

Autonomy

Autonomy surfing web(3G/3.5G)

19h 4min

Viewing

Screen brightness 559 cd/m²

Other criteria and measures

Crisp, responsive touchscreen (note / 10)

10

Photo & video

High brightness picture quality (note / 10)

9