Best smartphone buying guide


The flourishing smartphone industry is creating big demand in today’s market. Also, many smartphone industries are striving hard to come up with best product in affordable price. Number of smartphones are launching every month, creating great confusion among customers. So here is one of the best smartphone buying guide which will help you out.

Smartphone consists of numerous features such as processor, RAM, storage, display, camera, etc. It should be noted that random selection of smartphone is never a good choice, but should be chosen according to once requirement. Here is short & best smartphone buying guide for you. Hope you will make wise choice thereafter.

Best smartphone buying guide
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Best smartphone buying guide | Things to consider

Operating System (OS)

This is the first thing you have to choose before purchasing any smartphone. There are two popular OS for smartphone mainly Android OS and iOS. Android OS is a Google product whereas iOS is an Apple product. If you are choosing Android OS you have many brands competing in market such as SAMSUNG, LG, SONY, XIAOMI, OPPO, VIVO, NOKIA, ONEPLUS, HUAWEI, etc. If you choose for iOS you have only one brand that is Apple.

How to choose between Android & iOS

Android OS is a big player in smartphone field in comparison to iOS. Android OS has more customizable options and apps in comparison with Apple. Apple new iPhones are costly whereas Android smartphones have variety of price range according to features. Android has 10 times more apps when compared to iOS. Apple smartphones also has advantage as it is more secure and provides long term updates than Android smartphones (Except high-end Android phones).

Most important thing when choosing between this two OS is your country. Yes, because in many underdeveloped or developing countries you cannot have accessible to valuable government iOS apps. In such region government mainly focus on Android apps because of its large number of users, affordability and low maintenance cost for single platform. Definitely smartphone is all about apps so it will be better to know iOS app availability in your region before purchasing.


It is main and essential component of your smartphone. The processor is the only hardware component which determines the capability of your smartphone in performing any task. Do not worry; this best smartphone buying guide will help you out.

If you are choosing Android smartphone

There are various smartphone processor companies in market such as Qualcomm Snapdragon, Mediatek, Spreadtrum, Exynos by SAMSUNG, Kirin by HUAWEI, etc. Primarily Exynos and Kirin processor are used by their own manufacturer. Particularly their high-end processors are liable to perform efficiently. On the other hand Qualcomm Snapdragon and Mediatek are the two major chipset companies that are widely used in Android smartphones including SAMSUNG and HUAWEI.

There are various Qualcomm snapdragon series in this chipset ranging from low to high in terms of performance and efficiency. For basic performance there are 200 and 400 series of snapdragon chipset available. These are inexpensive but try to get 400 series over 200 for best performance. Similarly for standard users go over 600 & 700 snapdragon chipset series and 800 series for high-end users.

Mediatek helio P & G series also serves you the best in terms of performance for mid-segment users. All the other processors except Snapdragon use Mali GPU but Snapdragon has its own integrated Adreno GPU.

Note:- Get the latest processor by checking out from their respective websites. You can compare your processor by checking out its Benchmark score (Benchmark test designed for performance comparison). Some of the benchmark testing tools are Antutu, Geekbench, Linpack, etc. For gaming always have high-end processors for your best performance.

If you choose for iOS

Apple smartphones has its own “A” series processors. The processor is very well optimized for its iOS. If you are opting for iPhone, choose the latest one for long term support and new features.


If you are a heavy user and want to perform multi-tasking, you need more RAM. For basic users 2-4 GB is enough, for moderate user 4-8 GB is sufficient and for high end users 8-12GB is required. For gaming purpose minimum requirement is 8GB and maximum 12GB.

Whereas Android OS requires more RAM, iPhone do not require that much. The reason is Apple has its own hardware and software which is very well optimized and can perform various tasks in easy manner.


There are two basic type of display. One is IPS and the second one is OLED. You will have various other OLED categories display such as AMOLED, POLED, PMOLED, etc. Display terminology may seem to expanding in technology market but this best smartphone buying guide will help you understand the basic concept.

To clarify the basic difference between IPS and OLED, the IPS display represent black color by lowering down its light intensity but OLED display represents black color by switching off the pixel. As a result OLED screen technology is power efficient, displays better color contrast and accuracy in comparison with IPS display.

Best smartphone buying guide

Now when it comes to display resolution, you will find various options such as 480p+, 720p+, 1080p+, 1440p+, 2160p+, etc. The minimum resolution you need is at least 720p+ for better smartphone experience and minimum 1080p+ for best experience.

Display Pixel per Inch (PPI) density is a calculation of number of pixels per inch. More number of pixels, sharper the display. Most modern smartphone has 250 or more ppi density. Unlike Android smartphones, Apple smartphones has their own screen standard resolutions and ppi density so called Retina display.

Screen Refresh Rate

It is measured in frequency (Hz). Normally smartphone comes with 60Hz refresh rate, which means screen refreshes 60 times in 1 second. If you are buying smartphone for gaming then go for at least 90Hz for better gaming experience.


Smartphones in terms of camera has changed a lot. Now there are multiple rear cameras on rear side and front side. Different types of camera other than primary camera are:

  • Depth / TOF camera: Used to measure object depth. It is used in portrait mode and applying bokeh effect.
  • Telephoto camera: As the name says, this type of lens is used for optical zooming.
  • B & W / Monochrome camera: Used for color enhancement and Black & White photography.
  • Ultra-wide camera: It is used for wider field of view than normal lens up to 120-degree of view.
  • Macro camera: It is used to capture macro images of flower, insects and other small objects.

If camera is your priority, just check out the camera sensors that you need. Importantly clearing the confusion about megapixel count, same camera lens will perform different on different device. Camera images not only depend on its lens, but also on camera optimization and camera tuning.

Don’t worry; this best smartphone buying guide will make it easier for you. First thing is you can do is to check out DxOMark score for the related smartphone. It calculates benchmark score for smartphone camera. If you do not find your device on DxOMark you can check out the product camera review on YouTube channel before purchasing.


Corning Gorilla Glass

It is hard, toughened glass with high scratch resistant. Corning has been upgrading its product to the next level of durability and scratch resistant. It provides extra strength to your smartphone and less prone to scratches.

Water resistant

Your smartphone may get damage when accidently comes in contact with water. For prevention you can buy water/splash resistant smartphones. This protection is mostly found in high-end smartphones.


The basic sensors in the smartphones should be present are accelerometer, proximity, gyroscope, compass and ambient light sensor.

Power and Charging

Different smartphone models have different battery capacity. Battery backup cannot be judged by counting the battery mAh as battery backup depends on many other factors as well. Although manufacturers now provide adequate battery capacity for good battery backup but if still you are in doubt, you can watch product related review for the information.

Usage of smartphone is growing day by day. More is the usage, more the power consumption. In such a case smartphone supporting fast charge is the only option left. If you have more tasks to perform or you have to spend more screen on-time, you really need a fast charging support. Minimum fast charging requirement is 18W. You can also opt for the wireless charging model if you really need it.

Advantage and Disadvantage of wireless charging


  • It is very simple and safe way to charge your smartphone
  • It helps in effortless and worry-free battery level caring when working at office by directly placing your smartphone on wireless charging pad.


  • Picking up from charging pad to use stops charging, this is not the case in cable charging.
  • Currently wireless charging is not that fast as compared to cable charging.

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