What are the merits and demerits of Galaxy S9 SC-02K? Performance evaluation review

Detailed review of Galaxy S9 SC-02K's features

Evaluate the ease and operability of Galaxy S9 SC-02K, the performance of the CPU, and the suitability for multitasking. Experts reviewing about 600 kinds of smartphones, from a fair standpoint, will explain in an easy-to-understand manner.

Evaluate the ease of use of Galaxy S9 SC-02K

Evaluate the ease of carrying and easy to put in and out

When considering whether to buy Galaxy S9 SC-02K or not, the most important thing is the size of Galaxy S9 SC-02K. Since smartphones are used on a daily basis, easy of portability and ease of access are important points to consider. Here, I evaluated whether Galaxy S9 SC-02K is easy to carry around and whether it is easy to store.

Ease of grip when carrying by hand

Galaxy S9 SC-02K is a size that you can grasp securely with one hand and is quite portable. Even if you have the phone together with your wallet, the size makes it so that it will not likely drop.

Whether it is easy to carry when put in pocket

Galaxy S9 SC-02K Even if you are in your pocket, you will not feel the most discomfort. Also, even if you sit or run in a chair, you can spend comfortably because it does not hit clothes and body.

Whether it is easy to put in and out of your pocket

Galaxy S9 SC-02K is relatively easy to put in and out. In rare cases it may get caught at the edge of the pocket, but if you get used to it you will not be bothered.

Whether it is easy to put in and out from the bag

Galaxy S9 SC-02K is a size that can be put in and out smoothly from the bag. It is also convenient because it is compact and enters even if the bag is small.

Evaluate ease of use and comfort

Ease of use with one hand is important. The easiest way to handle with one hand is when you are doing something, it is very convenient to exchange mails and messages or to answer the phone while you are doing cooking or personal computer. Here I focused on ease of handling with one hand of Galaxy S9 SC-02K and ease of inputting characters and evaluated it.

Operability with one hand

Galaxy S9 SC-02K is a size that you can hold firmly with one handed operation. Since the hand is stable, the possibility of dropping it is reduced, and it is easy to operate. Even if you put it in the case, the original size is small, so ease of holding will not change much.

Weight felt when using with one hand

Galaxy S9 SC-02K is a bit heavy smart phone, so if you use a smartphone with one hand, you will not feel too tired if used for a short time, but if you use it continuously for a long time you may get tired. I feel even heavier when a case or accessory is attached. It is better to operate with both hands rather than one hand if you attach a solid case.

Whether the top edge button on the screen is easy to push in single handed operation

Even when you use Galaxy S9 SC-02K with one hand, it is large enough to operate the button at the edge of the screen while holding it firmly. However, when a person with a small hand pushes the edge button, the hand may become unstable.

Application button size

Galaxy S9 SC-02K is difficult to make a mistake because the operation buttons are displayed large. Depending on the application, you may feel that the operation button is small, but if you actually use it you will feel little stress.

Ease of inputting characters by flick method

Galaxy S9 SC-02K can input characters even if you have it with one hand. However, when entering the button at the edge of the screen, you need to loosen the gripped hand slightly. Therefore, when flick input at high speed, the hand becomes unstable, but it is no problem as long as careful operation is done.

Ease of inputting characters by keyboard system

Galaxy S9 SC-02K Because each button of one key is small, even if you operate with both hands it is highly likely to mistyped. Also, high speed input is quite difficult, not very suitable.

Evaluate whether it is suitable for everyday use

Evaluate whether it is suitable for everyday use

For people who use smartphones on a daily basis, it is quite important whether they are high performance or not. If the performance is not sufficient, it may happen, for example, that the application does not move as expected, or the screen becomes hard to see. As a result, you may feel stress. Here we will review whether Galaxy S9 SC-02K is suitable for phone, message, SNS etc.

Font size and ease of work

Galaxy S9 SC-02K The screen is much larger than ordinary smartphone, and the letters are displayed larger. Therefore, it is suitable for reading long sentences with examinations and for exchanging long messages.

Whether sentences are easy to read

Since Galaxy S9 SC-02K can display characters smoothly, characters are displayed cleanly. Even when displaying small letters, the jaggedness of the outline of the character is hardly felt and can be displayed naturally. Therefore it is hard to get tired of eyes, it is a screen suitable for reading long sentences.

The whole screen is beautiful

The screen of Galaxy S9 SC-02K can display photos and videos quite vividly. Therefore you can enjoy more dynamic videos and games. It can be said that it is a very beautiful screen.

Ease of writing of sentences

Galaxy S9 SC-02K There is space enough to work even if the screen is hidden by the keyboard displayed when hitting sentences. It is the size of the easy-to-use screen for typing in long sentences such as office sentences or editing it because it is a size that can display the sentences before and after it firmly.

Is there sufficient performance to use phone and e-mail?

Galaxy S9 SC-02K is the performance that moves smoothly if it is phone, e-mail or chat. Even if it operates at high speed, the operation will not be slow, and it can be used comfortably.

Is there sufficient performance to use the research and SNS?

It is enough performance for SNS and net search such as Facebook and Instagram. There will be little delay in operation and you will not feel stress either.

Is there performance enough to do other operations while using net search or SNS?

It runs smoothly even when launching multiple applications at the same time or frequently switching applications. It can be said that it is too much performance if you only do net search and SNS.

Summary of performance and functions of Galaxy S9 SC-02K

The size and weight of Galaxy S9 SC-02K

The size of Galaxy S9 SC-02K is width 27.0 in (68.7 mm), height 58.1 in (147.7 mm), thickness 3.3 in (8.5 mm). The size of the screen is 5.8 inchs, and the weight is 5.7 oz (161 g). Compared with ordinary smartphone it is a size that is quite impactful. It is easy to operate with ease of view because of the large screen, but handling with one hand is difficult. Since the main body is heavy, it is not suitable for one hand operation.

Galaxy S9 SC-02KGalaxy Note II SC-02EGalaxy S3 α SC-03E
Galaxy S9 SC-02KGalaxy Note II SC-02EGalaxy S3 α SC-03E
Colortitanium gray,Lilac Purple,Midnight BlackMarble White/Amber BrownTitanium Gray/Sapphire Black
Dimensions (width x height x thickness)27.0 in (68.7 mm) x 58.1 in (147.7 mm) x 3.3 in (8.5 mm)31.5 in (80 mm) x 59.4 in (151 mm) x 3.8 in (9.7 mm)28.0 in (71 mm) x 53.9 in (137 mm) x 3.5 in (9 mm)
Weight5.7 oz (161 g)6.7 oz (189 g)4.9 oz (139 g)
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The screen of Galaxy S9 SC-02K

The screen of Galaxy S9 SC-02K is Curved Super AMOLED Infinity display and the resolution is 1440 x 2960. It is a very beautiful screen compared with the screen of a general smartphone. Therefore, it is suitable not only for watching videos and images, but also for use with VR.

Galaxy S9 SC-02KGalaxy Note II SC-02EGalaxy S3 α SC-03E
Galaxy S9 SC-02KGalaxy Note II SC-02EGalaxy S3 α SC-03E
Display size5.8 inchs5.5 inchs4.8 inchs
Display typeCurved Super AMOLED Infinity displayOLEDOLED
Screen resolution (width x height)1440 x 2960720 x 1280720 x 1280
Pixel density567ppi267ppi305ppi
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Galaxy S9 SC-02K Battery

The battery capacity of Galaxy S9 SC-02K is 3000mAh. The battery capacity is slightly higher than the average smartphone.

Galaxy S9 SC-02KGalaxy Note II SC-02EGalaxy S3 α SC-03E
Galaxy S9 SC-02KGalaxy Note II SC-02EGalaxy S3 α SC-03E
Battery capacity3000mAh3100mAh2100mAh
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Performance of Galaxy S9 SC-02K

The CPU of Galaxy S9 SC-02K is from Snapdragon 845 (SDM845) to 2.8GHz+1.7GHz×8(OctaCore). RAM is 4096GB. The CPU is fairly high performance, much higher processing performance than ordinary smartphones. Although it is hardly conceivable that it is insufficient from the viewpoint of CPU performance, it can also be said that the performance is excessive. Moreover, it has a RAM of much larger capacity than a normal smartphone. In terms of RAM it is rare that you feel insufficient capacity. On the other hand, such a large RAM is not necessary for searching the net or using the message.

Galaxy S9 SC-02KGalaxy Note II SC-02EGalaxy S3 α SC-03E
Galaxy S9 SC-02KGalaxy Note II SC-02EGalaxy S3 α SC-03E
ChipsetSnapdragon 845 (SDM845)Samsung Exynos4412Samsung Exynos4412
CPU specs2.8GHz+1.7GHz×8(OctaCore)1.6GHz×4(Quad core)1.6GHz×4(Quad core)
RAM size4096GB2GB2GB
Storage size65536GB32GB32GB
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The camera of Galaxy S9 SC-02K

The rear camera of the Galaxy S9 SC-02K has a resolution of 12 mega pixels. The performance of the front camera is 8 mega pixels. It is slightly higher rear camera performance than ordinary smartphone. Sometimes it feels insufficient in performance, but in most cases it is the ability to take pictures of satisfactory quality. Moreover, it is a front camera with a slightly higher performance than the normal front camera. In rare cases, I feel that the performance is insufficient, but in most cases I can take pictures with satisfactory quality.

Galaxy S9 SC-02KGalaxy Note II SC-02EGalaxy S3 α SC-03E
Galaxy S9 SC-02KGalaxy Note II SC-02EGalaxy S3 α SC-03E
Rear-camera resolution12 mega pixels8 mega pixels8 mega pixels
Front-camera resolution8 mega pixels1 mega pixels1 mega pixels
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