A comparison of the specs and capabilities between the Galaxy S20 and ROG Phone II ZS660KL. We analyzed these phones to see which one was the better buy

Created date: 02/10/2020, 09:05:59, Updated date: 04/16/2020, 09:58:27

Galaxy S20ROG Phone II ZS660KL
Galaxy S20ROG Phone II ZS660KL

A thorough comparison to see which was better, the Galaxy S20 or ROG Phone II ZS660KL. In what areas do they rate differently, and how do their capabilities compare? We did a deep-dive investigation into each feature.

Galaxy S20ROG Phone II ZS660KL
Galaxy S20

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ROG Phone II ZS660KL

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General rating:

83.8/100

(The 6th of all smartphones)

82.6/100

(The 13th of all smartphones)

Holding comfort
73/100
55/100
Weight
65/100
44/100
Screen size
90/100
90/100
Display quality
89/100
82/100
Battery life
80/100
86/100
Processing power
96/100
98/100
Memory capacity
93/100
99/100
Storage capacity
90/100
99/100
Rear camera performance
100/100
97/100
Front camera performance
64/100
86/100

Galaxy S20 and ROG Phone II ZS660KL, performance comparison

Galaxy S20 and ROG Phone II ZS660KL size comparison. Which to choose?

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 has a width of 2.7 inches (69.1 mm), a length of 6.0 inches (151.7 mm), and a thickness of 0.3 inches (7.9 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 is considerably smaller and more compact than the ROG Phone II ZS660KL. The Galaxy S20 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 over the ROG Phone II ZS660KL.

Comparing the width and thickness of the body, the Galaxy S20 is a more compact size than the ROG Phone II ZS660KL. For that reason the Galaxy S20 has higher one-handed operability, and has greater portability, being less likely to get in the way when being carried. For these reasons, we recommend the Galaxy S20.

Comparing the overall size of the two devices, the Galaxy S20 is a considerably larger size than the ROG Phone II ZS660KL. In terms of being more convenient to use one-handed, and less likely to get in the way when you're not using it, the Galaxy S20 is superior to the ROG Phone II ZS660KL. If you're going for the smart phone sized to be easiest to carry and handle with one hand, we recommend buying the Galaxy S20 over the ROG Phone II ZS660KL.

ScoreDimensions (width x height x thickness)
Galaxy S2073/1002.7 inches (69.1 mm) x 6.0 inches (151.7 mm) x 0.3 inches (7.9 mm)
ROG Phone II ZS660KL55/1003.1 inches (77.6 mm) x 6.7 inches (171 mm) x 0.4 inches (9.5 mm)

Galaxy S20 and ROG Phone II ZS660KL, which is more comfortable to hold? Weight comparison

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 is about 163 oz (163 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 is a considerably lighter smart phone than the ROG Phone II ZS660KL, and there is a difference of about 163 oz (77 g). In terms of the burden placed upon your fingers and wrist, the Galaxy S20 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 over the ROG Phone II ZS660KL.

ScoreWeight
Galaxy S2065/100163 oz (163 g)
ROG Phone II ZS660KL44/100240 oz (240 g)

Galaxy S20 and ROG Phone II ZS660KL, whose display is easier to use?

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 has a 6.2 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 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.

ScoreDisplay size
Galaxy S2090/1006.2 inch
ROG Phone II ZS660KL90/1006.59 inch

Galaxy S20 and ROG Phone II ZS660KL, which has a clearer display?

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 is 1440 x 3200, and pixel density is 565 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 has a higher pixel density than the ROG Phone II ZS660KL, with a difference of roughly 174 ppi. As a result, images and videos on the Galaxy S20 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.

ScorePixel density
Galaxy S2089/100565 ppi
ROG Phone II ZS660KL82/100391 ppi

Galaxy S20 and ROG Phone II ZS660KL, a summary of the differences in battery life

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 is 4000 mAh, and the ROG Phone II ZS660KL is 6000 mAh. Regarding battery capacity, the ROG Phone II ZS660KL has greater battery capacity than the Galaxy S20, with a 2000 mAh difference. If battery is a priority, then the ROG Phone II ZS660KL is recommended over the Galaxy S20.

ScoreBattery capacity
Galaxy S2080/1004000 mAh
ROG Phone II ZS660KL86/1006000 mAh

Galaxy S20 and ROG Phone II ZS660KL, which has better CPU?

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'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 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.

ScoreCPU specs
Galaxy S2096/1002.73GHz+2.5GHz+2.0GHz×8(OctaCore)
ROG Phone II ZS660KL98/1002.96GHz+2.42GHz+1.78GHz×8(OctaCore)

Galaxy S20 and ROG Phone II ZS660KL, what's the difference in memory capacity?

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 is 8GB and the weight of the ROG Phone II ZS660KL is 12GB. Comparing the devices in terms of RAM, the ROG Phone II ZS660KL has more RAM than the Galaxy S20, with a difference of about 4GB. For that reason the ROG Phone II ZS660KL allows for smoother multitasking than the Galaxy S20, and apps are less likely to crash. In addition the ROG Phone II ZS660KL allows for smoother enjoyment of 3D games and VR. For this reason, we recommend the ROG Phone II ZS660KL.

ScoreRAM size
Galaxy S2093/1008GB
ROG Phone II ZS660KL99/10012GB

Galaxy S20 and ROG Phone II ZS660KL, which has more data storage?

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 is 128GB. Also the ROG Phone II ZS660KL is 1024GB. Regarding storage capacity, the ROG Phone II ZS660KL has a greater storage capacity compared to the Galaxy S20, with a roughly 896GB difference. As a result, the ROG Phone II ZS660KL can take more pictures and videos, and have more applications installed, than the Galaxy S20. Therefore, we recommend the ROG Phone II ZS660KL.

ScoreStorage size
Galaxy S2090/100128GB
ROG Phone II ZS660KL99/1001024GB

Galaxy S20 and ROG Phone II ZS660KL rear camera performance comparison. Which has a higher resolution?

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 has a 64 MP main camera. Also, ROG Phone II ZS660KL has a 48 MP main camera. Comparing rear camera performance, the Galaxy S20 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.

ScoreRear-camera resolution
Galaxy S20100/10064 MP
ROG Phone II ZS660KL97/10048 MP

Galaxy S20 and ROG Phone II ZS660KL, whose front camera has a better picture quality?

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 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, with a roughly 14 MP difference. As a result, the ROG Phone II ZS660KL is more suited than the Galaxy S20 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.

ScoreFront-camera resolution
Galaxy S2064/10010 MP
ROG Phone II ZS660KL86/10024 MP

Detailed comparison of Galaxy S20 and ROG Phone II ZS660KL

Comparison for general rating

ImageProduct nameReviewgeneral rating

Galaxy S20

Score

83.8Color:Cosmic Grey/Cloud Blue/Cloud Pink/Cloud White/Aura Red, Dimensions (width x height x thickness):2.7 inches (69.1 mm) x 6.0 inches (151.7 mm) x 0.3 inches (7.9 mm), Weight:163 oz (163 g), Display type:Dynamic AMOLED 2X, Screen resolution (width x height):1440 x 3200, Pixel density:565 ppi, Display size:6.2 inch, OS:Android

ROG Phone II ZS660KL

Score

82.6Color:Matte Black/Glossy Black, Dimensions (width x height x thickness):3.1 inches (77.6 mm) x 6.7 inches (171 mm) x 0.4 inches (9.5 mm), Weight:240 oz (240 g), Display type:AMOLED, Screen resolution (width x height):1080 x 2340, Pixel density:391 ppi, Display size:6.59 inch, OS:Android

Comparison for body size

ImageProduct nameReviewbody size

Galaxy S20

Score

59.1

ROG Phone II ZS660KL

Score

45.6

Comparison for body weight

ImageProduct nameReviewbody weight

Galaxy S20

Score

65.2

ROG Phone II ZS660KL

Score

44.2

Comparison for screen size

ImageProduct nameReviewscreen size

Galaxy S20

Score

90.3

ROG Phone II ZS660KL

Score

91.0

Comparison for screen resolution

ImageProduct nameReviewscreen resolution

Galaxy S20

Score

97.7

ROG Phone II ZS660KL

Score

75.3

Comparison for GPU performance

ImageProduct nameReviewGPU performance

Galaxy S20

Score

81.8

ROG Phone II ZS660KL

Score

92.5

Comparison for RAM capacity

ImageProduct nameReviewRAM capacity

Galaxy S20

Score

93.4

ROG Phone II ZS660KL

Score

99.0

Comparison for storage size

ImageProduct nameReviewstorage size

Galaxy S20

Score

90.0

ROG Phone II ZS660KL

Score

99.0

Comparison for process integration

ImageProduct nameReviewprocess integration

Galaxy S20

Score

98.0

ROG Phone II ZS660KL

Score

98.0

Comparison for battery

ImageProduct nameReviewbattery

Galaxy S20

Score

80.0

ROG Phone II ZS660KL

Score

86.0

Comparison for downlink data communication speed

ImageProduct nameReviewdownlink data communication speed

Galaxy S20

Score

95.0

ROG Phone II ZS660KL

Score

87.1

Comparison for rear-camera resolution

ImageProduct nameReviewrear-camera resolution

Galaxy S20

Score

100.0

ROG Phone II ZS660KL

Score

97.8

Comparison for number of wide-angle camera pixels on the back

ImageProduct nameReviewnumber of wide-angle camera pixels on the back

Galaxy S20

Score

54.5

ROG Phone II ZS660KL

Score

89.0

Comparison for front-camera resolution

ImageProduct nameReviewfront-camera resolution

Galaxy S20

Score

64.2

ROG Phone II ZS660KL

Score

86.6

Comparison for grip

ImageProduct nameReviewgrip

Galaxy S20

Score

62.1Color:Cosmic Grey/Cloud Blue/Cloud Pink/Cloud White/Aura Red, Dimensions (width x height x thickness):2.7 inches (69.1 mm) x 6.0 inches (151.7 mm) x 0.3 inches (7.9 mm), Weight:163 oz (163 g)

ROG Phone II ZS660KL

Score

44.9Color:Matte Black/Glossy Black, Dimensions (width x height x thickness):3.1 inches (77.6 mm) x 6.7 inches (171 mm) x 0.4 inches (9.5 mm), Weight:240 oz (240 g)

Comparison for screen cleanliness

ImageProduct nameReviewscreen cleanliness

Galaxy S20

Score

89.3Display type:Dynamic AMOLED 2X, Screen resolution (width x height):1440 x 3200, Pixel density:565 ppi

ROG Phone II ZS660KL

Score

82.9Display type:AMOLED, Screen resolution (width x height):1080 x 2340, Pixel density:391 ppi

Comparison for screen quality

ImageProduct nameReviewscreen quality

Galaxy S20

Score

88.1Display size:6.2 inch, Display type:Dynamic AMOLED 2X, Screen resolution (width x height):1440 x 3200, Pixel density:565 ppi

ROG Phone II ZS660KL

Score

87.2Display size:6.59 inch, Display type:AMOLED, Screen resolution (width x height):1080 x 2340, Pixel density:391 ppi

Comparison for performance

ImageProduct nameReviewperformance

Galaxy S20

Score

96.1OS:Android

ROG Phone II ZS660KL

Score

98.9OS:Android

Galaxy S20 and ROG Phone II ZS660KL, performance comparison by specification sheet

Galaxy S20ROG Phone II ZS660KL
ImageGalaxy S20ROG Phone II ZS660KL
MakerSamsungAsus
Release date3/6, 20209, 2019
ColorCosmic Grey/Cloud Blue/Cloud Pink/Cloud White/Aura RedMatte Black/Glossy Black
OSAndroidAndroid
Dimensions (width x height x thickness)2.7 inches (69.1 mm) x 6.0 inches (151.7 mm) x 0.3 inches (7.9 mm)3.1 inches (77.6 mm) x 6.7 inches (171 mm) x 0.4 inches (9.5 mm)
Weight163 oz (163 g)240 oz (240 g)
Display size6.2 inch6.59 inch
Display typeDynamic AMOLED 2XAMOLED
Screen resolution (width x height)1440 x 32001080 x 2340
Pixel density565 ppi391 ppi
Battery capacity4000 mAh6000 mAh
ChipsetExynos 990Qualcomm SM8150 Snapdragon 855+
CPU specs2.73GHz+2.5GHz+2.0GHz×8(OctaCore)2.96GHz+2.42GHz+1.78GHz×8(OctaCore)
RAM size8GB12GB
Storage size128GB1024GB
Rear-camera resolution64 MP48 MP
Front-camera resolution10 MP24 MP

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Color:Prism White/Prism Black/Prism Green/Prism Blue/Canary Yellow/Flamingo Pink/Cardinal Red/Smoke Blue, Dimensions (width x height x thickness):2.8 inches (70.4 mm) x 5.9 inches (149.9 mm) x 0.3 inches (7.8 mm), Weight:157 oz (157 g), Display type:Dynamic AMOLED, Screen resolution (width x height):1440 x 3040, Pixel density:551 ppi, Display size:6.1 inch, OS:Android

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