Should you buy Galaxy S20+ 5G or ROG Phone II ZS660KL? Compare the differences in functions and specifications/performances thoroughly

The size of the body has a big influence on the ease of carrying and one-handed operation. The narrower the width, the easier it is to firmly grasp and hold, but you also have to take into account the device's thickness. Also, if the width and height are smaller, its easier to operate one-handed since its easier to extend your fingers. On the contrary, if the width and height are large, it's difficult to fit in your pocket and is bulky even when put in a bag, and portability is impaired.

The Galaxy S20+ 5G has a width of 2.9 inches (73.7 mm), a length of 6.4 inches (161.9 mm), and a thickness of 0.3 inches (7.8 mm). Also, the ROG Phone II ZS660KL has a width of 3.1 inches (77.6 mm), a length of 6.7 inches (171 mm), and a thickness of 0.4 inches (9.5 mm).

Comparing the width and thickness of the body, the Galaxy S20+ 5G is considerably smaller and more compact than the ROG Phone II ZS660KL. The Galaxy S20+ 5G excels over the ROG Phone II ZS660KL in terms of being easier to hold with one hand and is therefore less likely to be accidentally dropped. If you're looking for a smart phone with superior grip and hand fit, we recommend purchasing the Galaxy S20+ 5G over the ROG Phone II ZS660KL.

Comparing the width and thickness of the body, there isn't a large difference in size between the Galaxy S20+ 5G and the ROG Phone II ZS660KL. For that reason their one-handed operability, portability, and bulkiness when carried is about the same. That's why I think it's better to compare them in terms of other aspects of performance and functionality.

Comparing the overall size of the two devices, the Galaxy S20+ 5G has a large size compared to the ROG Phone II ZS660KL. For that reason the Galaxy S20+ 5G is a size that is easier to use in one hand and comfortably carry than the ROG Phone II ZS660KL. That's why we recommend the Galaxy S20+ 5G.

The weight of the device affects hand fatigue and the burden placed upon the wrist. The lighter it is, the longer you'll be able to operate the device without tiring. Also, if the burden placed on the wrist is lower, you'll be able to use the device more comfortably. However if the weight isn't right for you, it could place more of a burden on your body, causing you to feel stress.

The weight of the Galaxy S20+ 5G is about 188 oz (188 g), and the weight of the ROG Phone II ZS660KL is about 240 oz (240 g). Comparing the weight of the two devices, the Galaxy S20+ 5G is a considerably lighter smart phone than the ROG Phone II ZS660KL, and there is a difference of about 188 oz (52 g). In terms of the burden placed upon your fingers and wrist, the Galaxy S20+ 5G is superior to the ROG Phone II ZS660KL. If you are going for a smart phone that won't lead to hand fatigue even after extended use, and is less likely to place a burden on your fingers, we recommend purchasing the Galaxy S20+ 5G over the ROG Phone II ZS660KL.

The size of the screen affects usability and screen visibility. A larger screen means larger letters and buttons on apps, so the user is less likely to tap adjacent buttons by mistake. In addition, the user can enjoy a more intense experience when playing games and watching videos.

The Galaxy S20+ 5G has a 6.7 inch display. Also, the ROG Phone II ZS660KL has a 6.59 inch display. Comparing the screen size, there is a negligible difference in screen size between the Galaxy S20+ 5G and the ROG Phone II ZS660KL. As a result, the app buttons on both are equally easy to press. We recommend comparing them based on other aspects of performance and functionality.

Pixel density affects picture quality, and the higher the pixel density, the better the picture quality, which means the user can gain more enjoyment from games and videos. In addition, higher picture quality decreases eyestrain, which means that the user will experience less eye fatigue after prolonged use.

The resolution on the Galaxy S20+ 5G is 1440 x 3200, and pixel density is 523 ppi. Also, the resolution on the ROG Phone II ZS660KL is 1080 x 2340, and pixel density is 391 ppi. Comparing the pixel count, the Galaxy S20+ 5G has a higher pixel density than the ROG Phone II ZS660KL, with a difference of roughly 132 ppi. As a result, images and videos on the Galaxy S20+ 5G have better picture quality than on the ROG Phone II ZS660KL, and the former is also easier on the eyes. Therefore, we recommend the Galaxy S20+ 5G.

Battery performance greatly affects battery life, but greater battery capacity does not necessarily mean greater battery life, since battery efficiency should also be considered. Bigger screens and higher CPU performance will mean the batteries are depleted more quickly.

The Galaxy S20+ 5G is 4500 mAh, and the ROG Phone II ZS660KL is 6000 mAh. Regarding battery capacity, there is a negligible difference in battery capacity between the Galaxy S20+ 5G and ROG Phone II ZS660KL. Since both have roughly equal battery life, you are better off comparing them based on other aspects of performance and functionality.

CPU performance affects the ability to process programs, and the ability to process programs is determined by the product of the number of cores in the CPU and the CPU frequency. The higher this performance is, the more smoothly apps and games will run, and with low performance apps and games become heavy and stress is experienced.

The Galaxy S20+ 5G's CPU is a Exynos 990, with performance measured at 2.73GHz+2.5GHz+2.0GHz×8(OctaCore). Also, the ROG Phone II ZS660KL's CPU is a Qualcomm SM8150 Snapdragon 855+, with performance measured at 2.96GHz+2.42GHz+1.78GHz×8(OctaCore). Comparing CPU performance, there is almost no difference in the specs of the Galaxy S20+ 5G and the ROG Phone II ZS660KL. For that reason the level of smoothness felt when using apps and comfortable handling of games is about the same. For that reason it is better to compare them in terms of other aspects of performance and functionality.

RAM affects multitasking ability and the stability of apps. The larger the amount of RAM is, the more stability there will be even in situations where multiple apps are running simultaneously, allowing for comfortable use. In addition, animation will be more smooth, and apps will be less likely to freeze or crash. Also, without sufficient RAM, there are games you won't be able to run, so it is necessary to be careful.

The weight of the Galaxy S20+ 5G is 12GB and the weight of the ROG Phone II ZS660KL is 12GB. Comparing the devices in terms of RAM, there is almost no difference in the amount of RAM of the Galaxy S20+ 5G and the ROG Phone II ZS660KL. For that reason they have about the same level of multitasking performance and 3D game and VR smoothness. That's why it is better to make a comparison in terms of other aspects of performance and functionality.

Storage capacity affects the amount of data that is capable of being stored. The larger the storage capacity, the more pictures you can take and the more applications you can install. In addition, if your smartphone accepts SD cards, then you can increase its storage capacity. However, there are performance related drawbacks, including a slower data transfer rate than the primary memory, and you cannot transfer all your data on the card, so be warned.

The data storage capacity of the Galaxy S20+ 5G is 512GB. Also the ROG Phone II ZS660KL is 1024GB. Regarding storage capacity, there is a negligible difference in storage capacity between the Galaxy S20+ 5G and ROG Phone II ZS660KL. As a result, you can save roughly the same amount of pictures, and install roughly the same amount of applications, on either phone. You are better off comparing them based on other aspects of performance and functionality.

One factor that determines the performance of the exterior camera located on the back of the device (the rear/back camera) is the pixel count. The larger the pixel count, the higher the resolution of the pictures you can take, and the cleaner the pictures will look when printed.

Galaxy S20+ 5G has a 64 MP main camera. Also, ROG Phone II ZS660KL has a 48 MP main camera. Comparing rear camera performance, the Galaxy S20+ 5G and ROG Phone II ZS660KL have approximately the same pixel count. As a result, they can both take pictures and shoot videos of roughly the same quality. Therefore, we recommend comparing the two based on other aspects of performance and functionality.

One factor that determines the performance of the exterior camera located on the front of the device (the in/front camera) is the pixel count. The larger the pixel count, the higher the resolution of the pictures you can take, and the cleaner the pictures will look when printed.

Galaxy S20+ 5G has an 10 MP front camera and ROG Phone II ZS660KL has an 24 MP front camera. Comparing rear camera performance, the front camera of the ROG Phone II ZS660KL has a much higher pixel count compared to the Galaxy S20+ 5G, with a roughly 14 MP difference. As a result, the ROG Phone II ZS660KL is more suited than the Galaxy S20+ 5G for shooting videos and taking pictures. If you are looking for a smartphone that is suited for shooting high resolution selfies which will look clean when printed, we recommend the ROG Phone II ZS660KL over the Galaxy S20+ 5G.