Which is better, Xiaomi Redmi Note 12 (China) 256GB or Galaxy S9 SC-02K docomo 64GB? We compared their features and specs in detail

Your device's size has a huge influence on how easy it is to hold or to operate with one hand. The smaller your device's width, the easier it will be to hold, but you'll also need to take device thickness into account. And when the length and width are both smaller, you'll find that it's much easier for you to operate it one-handed, since your fingers will find it much easier to reach where you want them to. On the other hand, longer lengths and wider widths might lead to devices that are hard to carry in your pocket, bulky even when you keep them in your bag, and all around less portable.

The "Xiaomi Redmi Note 12 (China) 256GB" is 76.2mm wide, 165.9mm tall, and 8.0mm thick. The "Galaxy S9 SC-02K docomo 64GB" is 69.0mm tall, 148.0mm wide, and 8.8mm thick.

The "Galaxy S9 SC-02K docomo 64GB" is also more compact than the "Xiaomi Redmi Note 12 (China) 256GB" in terms of the thickness of the devices. The "Galaxy S9 SC-02K docomo 64GB" is easier than the "Xiaomi Redmi Note 12 (China) 256GB" to hold with one hand, and you are less likely to accidentally drop it. If you're looking for a smartphone that fits nicely in your hand and can be gripped firmly, we recommend buying the "Galaxy S9 SC-02K docomo 64GB" rather than the "Xiaomi Redmi Note 12 (China) 256GB".

Comparing the width and height of the main unit, the "Galaxy S9 SC-02K docomo 64GB" is smaller and more compact than the "Xiaomi Redmi Note 12 (China) 256GB". As a result, the "Galaxy S9 SC-02K docomo 64GB" is easier to operate with one hand and it is more portable without getting in your way than the "Xiaomi Redmi Note 12 (China) 256GB". Therefore, the "Galaxy S9 SC-02K docomo 64GB" is recommended.

Comparing the overall size of the main unit, the "Galaxy S9 SC-02K docomo 64GB" is smaller than the "Xiaomi Redmi Note 12 (China) 256GB". As a result, it is easier to use the "Galaxy S9 SC-02K docomo 64GB" with one hand compared to the "Xiaomi Redmi Note 12 (China) 256GB", and its size makes it more comfortable to carry around. For this reason, the "Galaxy S9 SC-02K docomo 64GB" is recommended.

The device weight will effect how quickly you tire from holding it, and how much stress is put on your wrist. The lighter it is, the longer you can hold it without feeling tired. Also, less stress on your wrist will make using it easier and more pleasant. Unless the weight is right for you, it might put too much strain on your body and make using it more stressful.

The "Xiaomi Redmi Note 12 (China) 256GB" weighs 188.0g. The "Galaxy S9 SC-02K docomo 64GB" clocks in at 161.0g. If you compare the weight of the two, the "Galaxy S9 SC-02K docomo 64GB" is a considerably lighter smartphone than the "Xiaomi Redmi Note 12 (China) 256GB", with a difference of about 27g. Because of this, the "Galaxy S9 SC-02K docomo 64GB" puts less of a burden on the fingers and wrists than the "Xiaomi Redmi Note 12 (China) 256GB". If you want a smartphone that won't tire your hands out even when using it for a long time, we recommend that you buy the "Galaxy S9 SC-02K docomo 64GB" rather than the "Xiaomi Redmi Note 12 (China) 256GB".

Screen size influences how well you can control your device, as well as how clear the display is. With a large screen, the text and buttons in apps will display large enough so you'll be less likely to accidentally tap the button next to the one you were aiming for. Plus, you'll be able to enjoy more high-impact visuals for games and movies.

The screen size on the "Xiaomi Redmi Note 12 (China) 256GB" is 6.67inch, and 5.8inch on the "Galaxy S9 SC-02K docomo 64GB". The screens of the "Xiaomi Redmi Note 12 (China) 256GB" and "Galaxy S9 SC-02K docomo 64GB" are roughly the same size, and so the ease of pressing app buttons are the same on both devices. Because of this, it is better to compare them based on other aspects of performance and function.

Pixel density influences how nice your device's screen looks, with high pixel densities making screens look more beautiful, and letting you get more out of your games and movies. Plus, the nicer you screen looks, the less strain you'll be putting on your eyes, so you'll tend to be able to use your device for longer before your eyes get tired.

The screen on the "Xiaomi Redmi Note 12 (China) 256GB" has a 1080 x 2400 resolution and a pixel density of 394ppi. The "Galaxy S9 SC-02K docomo 64GB", on the other hand, has a screen resolution of 1440 x 2960 and a pixel density of 567ppi. Comparing the number of pixels on the screen, the pixel density of the "Galaxy S9 SC-02K docomo 64GB" is higher than the "Xiaomi Redmi Note 12 (China) 256GB", with a difference of approximately 173ppi. Therefor, the "Galaxy S9 SC-02K docomo 64GB" is better able to display images and videos than the "Xiaomi Redmi Note 12 (China) 256GB", and is easier on the eyes. For this reason, the "Galaxy S9 SC-02K docomo 64GB" is recommended.

Battery performance has a big effect on the battery life of your device. However, a high battery capacity doesn't necessarily mean a long battery life. Rather, the rate of power consumption needs to be taken into consideration as well. The larger the screen and the higher the CPU performance, the higher the rate of power consumption on your battery.

Your CPU's speed will influence the processing power of the applications you run, and together with the number of cores in the CPU, as well as its clock frequency, will determine the processing power available for apps. The higher these performance factors, the smoother your games and apps will run. Conversely, if these factors are too low, your apps and games will be sluggish and struggle to run.

The "Xiaomi Redmi Note 12 (China) 256GB" is equipped with a Qualcomm SM4375 Snapdragon 4 Gen 1 processor, and its performance speed is 2.0GHz+1.8GHz×8(8.0-cores). The "Galaxy S9 SC-02K docomo 64GB" uses an Snapdragon 845 SDM845 CPU that performs at a speed of 2.8GHz×8(8.0-cores). There is also no real discrepancy between the CPU performances of the "Xiaomi Redmi Note 12 (China) 256GB" and "Galaxy S9 SC-02K docomo 64GB". Because of this, both phones will feel practically identical in terms of smoothness when running apps and ease of game play. This is why it is better to compare them based on other aspects of performance and function.

Your device's multimedia performance and app stability are both influenced by the amount of memory it has available. The more memory, the more apps you can use simultaneously, while keeping everything stable and smooth. Plus, there'll be less chance of animations lagging or apps crashing. You also need to keep in mind that some games won't run at all if there's not enough memory available.

The "Xiaomi Redmi Note 12 (China) 256GB" has 8.0GB of memory. The "Galaxy S9 SC-02K docomo 64GB", on the other hand, has 4.0GB. As for memory performance, the "Xiaomi Redmi Note 12 (China) 256GB" has a larger memory capacity than the "Galaxy S9 SC-02K docomo 64GB", with a difference of about 4GB. The "Xiaomi Redmi Note 12 (China) 256GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Galaxy S9 SC-02K docomo 64GB". If you're looking for a smartphone that will remain stable even when you are using multiple apps at the same time, and which will allow you to play 3D games and VR video comfortably, we recommend that you buy the "Xiaomi Redmi Note 12 (China) 256GB" rather than the "Galaxy S9 SC-02K docomo 64GB".

Storage capacity determines the amount of data you'll be able to save on your device. The more storage you have, the more photos you can take and the more apps you can install. Plus, if your smartphone is compatible with SD cards, then you can increase the amount of available storage. However, SD cards have a slower writespeed, making them less desirable in terms of performance, and users should be aware that it won't be possible to transfer all kinds of data to the card.

The "Xiaomi Redmi Note 12 (China) 256GB" has 256.0GB of storage, while the "Galaxy S9 SC-02K docomo 64GB" has 64.0GB. In terms of ROM and data storage, the "Xiaomi Redmi Note 12 (China) 256GB" has a much larger capacity than the "Galaxy S9 SC-02K docomo 64GB", with a difference of about 192GB. The "Xiaomi Redmi Note 12 (China) 256GB" can save more photos and keep more apps installed than the "Galaxy S9 SC-02K docomo 64GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "Xiaomi Redmi Note 12 (China) 256GB" rather than the "Galaxy S9 SC-02K docomo 64GB".

One factor in how well your rear camera (the camera on the back of your device) performs is its megapixel count. With a higher megapixel count, you'll be able to take photos with sharper detail, photos that stay clear and sharp even when printed.

The main camera on the "Xiaomi Redmi Note 12 (China) 256GB" has 48.0MP. The "Galaxy S9 SC-02K docomo 64GB" has 12.2MP. The rear-facing camera of the "Xiaomi Redmi Note 12 (China) 256GB" also has a higher pixel count than the "Galaxy S9 SC-02K docomo 64GB", with a difference of about 35.8MP. The "Xiaomi Redmi Note 12 (China) 256GB" is more capable than the "Galaxy S9 SC-02K docomo 64GB" of taking high-definition photos and videos, and produces better results when printing out the photos you have taken. If you want a smartphone that is designed for video and photography, we recommend buying the "Xiaomi Redmi Note 12 (China) 256GB" rather than the "Galaxy S9 SC-02K docomo 64GB".

One indication of how well your forward facing camera (the camera on the same side as your device's screen) performs is how many megapixels it has. More megapixels means you'll be able to take photos with sharper detail, that still look amazing printed out.

The forward-facing camera on the "Xiaomi Redmi Note 12 (China) 256GB" has a resolution of 8.0MP. The "Galaxy S9 SC-02K docomo 64GB"'s has 8.0MP. There is little difference between the camera capabilities and the pixel density of the "Xiaomi Redmi Note 12 (China) 256GB" and "Galaxy S9 SC-02K docomo 64GB"'s front facing cameras, so the quality of photographs and video footage is virtually the same. Because of this, it is better to compare them based on other aspects of performance and function.