To what extent do we recommend the vivo Z1x and ROG Phone II ZS660KL? We made a thorough comparison of the differences in specifications and functions

Created date: 09/06/2019, 21:18:01, Updated date: 04/16/2020, 10:26:40

vivo Z1xROG Phone II ZS660KL
vivo Z1xROG Phone II ZS660KL

We consolidated a wide range of information regarding detailed reviews of the vivo Z1x and ROG Phone II ZS660KL, including the most highly scrutinized aspects, down to the most intricate details. If you're not sure about which smartphone to choose, or if you're not used to selecting a device, we've put together our reviews in an easy to understand format for you.

vivo Z1xROG Phone II ZS660KL
vivo Z1x

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ROG Phone II ZS660KL

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General rating:

80.7/100

(The - of all smartphones)

82.6/100

(The 13th of all smartphones)

Portability
62/100
55/100
Weight
54/100
44/100
Size of screen
90/100
90/100
Screen clarity
84/100
82/100
Battery duration
81/100
86/100
Processing capability
92/100
98/100
Memory capacity
93/100
99/100
Storage capacity
90/100
99/100
Rear camera function
97/100
97/100
Front camera function
97/100
86/100

Compare Performance and Usability

Size comparison of vivo Z1x and ROG Phone II ZS660KL. Which one would you choose?

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 vivo Z1x is 3.0 inches (75.2 mm) wide, 6.3 inches (159.5 mm) tall, and 0.3 inches (8.1 mm) thick. The ROG Phone II ZS660KL is 3.1 inches (77.6 mm) tall, 6.7 inches (171 mm) wide, and 0.4 inches (9.5 mm) thick.

Comparing the width and thickness of the main unit, the vivo Z1x is smaller and more compact compared to the ROG Phone II ZS660KL. Therefore, it is easier to grip and hold the vivo Z1x than the ROG Phone II ZS660KL. For this reason, the vivo Z1x is recommended.

There is no real difference in length or width between the vivo Z1x and ROG Phone II ZS660KL, so they are both about the same in terms of usability, ease of carry, and bulkiness. Because of this, it is better to compare them based on other aspects of performance and function.

Comparing the overall size of the main unit, the vivo Z1x is smaller than the ROG Phone II ZS660KL. As a result, it is easier to use the vivo Z1x with one hand compared to the ROG Phone II ZS660KL, and its size makes it more comfortable to carry around. For this reason, the vivo Z1x is recommended.

ScoreDimensions (width x height x thickness)
vivo Z1x62/1003.0 inches (75.2 mm) x 6.3 inches (159.5 mm) x 0.3 inches (8.1 mm)
ROG Phone II ZS660KL55/1003.1 inches (77.6 mm) x 6.7 inches (171 mm) x 0.4 inches (9.5 mm)

Which one is easier to hold, vivo Z1x or ROG Phone II ZS660KL? Compare weight

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 vivo Z1x weighs 189.6 oz (189.6 g). The ROG Phone II ZS660KL clocks in at 240 oz (240 g). If you compare the weight of the two, the vivo Z1x is a considerably lighter smartphone than the ROG Phone II ZS660KL, with a difference of about 189.6 oz (50.4 g). Because of this, the vivo Z1x puts less of a burden on the fingers and wrists than the ROG Phone II ZS660KL. 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 vivo Z1x rather than the ROG Phone II ZS660KL.

ScoreWeight
vivo Z1x54/100189.6 oz (189.6 g)
ROG Phone II ZS660KL44/100240 oz (240 g)

Which is better in terms of display, vivo Z1x or ROG Phone II ZS660KL?

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 vivo Z1x is 6.38 inch, and 6.59 inch on the ROG Phone II ZS660KL. The screens of the vivo Z1x and ROG Phone II ZS660KL 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.

ScoreDisplay size
vivo Z1x90/1006.38 inch
ROG Phone II ZS660KL90/1006.59 inch

Which one has a better display, vivo Z1x or ROG Phone II ZS660KL?

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 vivo Z1x has a 1080 x 2340 resolution and a pixel density of 403 ppi. The ROG Phone II ZS660KL, on the other hand, has a screen resolution of 1080 x 2340 and a pixel density of 391 ppi. There is not much of a difference in the pixel resolutions of the vivo Z1x and ROG Phone II ZS660KL, so they are about the same in terms of clarity of image and gentleness on the eyes. For this reason it is better to compare them based on other aspects of performance and function.

ScorePixel density
vivo Z1x84/100403 ppi
ROG Phone II ZS660KL82/100391 ppi

How is the battery duration of vivo Z1x different from that of ROG Phone II ZS660KL ? See the differences

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.

The vivo Z1x has a battery capacity of 4500 mAh, while the ROG Phone II ZS660KL has a 6000 mAh battery. The batteries of both the vivo Z1x and ROG Phone II ZS660KL perform to the same extent. There is also no difference in the battery capacities of the vivo Z1x and the ROG Phone II ZS660KL. Since their battery life is practically identical, it would be better to compare them based on other aspects of performance and function.

ScoreBattery capacity
vivo Z1x81/1004500 mAh
ROG Phone II ZS660KL86/1006000 mAh

Which is better in terms of CPU function, vivo Z1x or ROG Phone II ZS660KL?

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 vivo Z1x is equipped with a Qualcomm SDM712 Snapdragon 712 processor, and its performance speed is 2.3GHz+1.7GHz×8(OctaCore). The ROG Phone II ZS660KL uses an Qualcomm SM8150 Snapdragon 855+ CPU that performs at a speed of 2.96GHz+2.42GHz+1.78GHz×8(OctaCore). Comparing their CPU performance, the ROG Phone II ZS660KL has higher specs than the vivo Z1x. For this reason, applications run better on the ROG Phone II ZS660KL compared to the vivo Z1x, and games run very smoothly. Therefore, the ROG Phone II ZS660KL is recommended.

ScoreCPU specs
vivo Z1x92/1002.3GHz+1.7GHz×8(OctaCore)
ROG Phone II ZS660KL98/1002.96GHz+2.42GHz+1.78GHz×8(OctaCore)

How is vivo Z1x different from ROG Phone II ZS660KL in terms of memory capacity?

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 vivo Z1x has 8GB of memory. The ROG Phone II ZS660KL, on the other hand, has 12GB. Comparing the memory performance, the ROG Phone II ZS660KL has a larger memory capacity than the vivo Z1x, with a difference of approximately 4GB. For this reason, multitasking is smoother on the ROG Phone II ZS660KL than the vivo Z1x, and applications are less likely to crash. Also, it is more enjoyable to play 3D games and VR on the ROG Phone II ZS660KL. For this reason, the ROG Phone II ZS660KL is recommended.

ScoreRAM size
vivo Z1x93/1008GB
ROG Phone II ZS660KL99/10012GB

Which has a better storage capacity, vivo Z1x or ROG Phone II ZS660KL?

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 vivo Z1x has 128GB of storage, while the ROG Phone II ZS660KL has 1024GB. Comparing the ROM and storage capacity, the ROG Phone II ZS660KL has a larger storage capacity compared to the vivo Z1x, with a difference of approximately 896GB. Consequently, the ROG Phone II ZS660KL can take more photos and videos than the vivo Z1x and it is possible to install more applications on it. For this reason, the ROG Phone II ZS660KL is recommended.

ScoreStorage size
vivo Z1x90/100128GB
ROG Phone II ZS660KL99/1001024GB

Compare the rear cameras of vivo Z1x and ROG Phone II ZS660KL. Which one has better picture quality?

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 vivo Z1x has 48 MP. The ROG Phone II ZS660KL has 48 MP. The rear facing cameras of the vivo Z1x and ROG Phone II ZS660KL have roughly the same performance, so the quality of the photograph and video footage they can capture is around the same. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreRear-camera resolution
vivo Z1x97/10048 MP
ROG Phone II ZS660KL97/10048 MP

Which has a front camera with better picture quality, vivo Z1x or ROG Phone II ZS660KL?

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 vivo Z1x has a resolution of 32 MP. The ROG Phone II ZS660KL's has 24 MP. The front-facing camera of the vivo Z1x has a significantly higher number of pixels than the ROG Phone II ZS660KL, with a difference of about 8 MP. Therefore, the vivo Z1x is more suitable for taking photos and videos than the ROG Phone II ZS660KL. If you want to take and print high-quality selfies, we recommend buying the vivo Z1x rather than the ROG Phone II ZS660KL.

ScoreFront-camera resolution
vivo Z1x97/10032 MP
ROG Phone II ZS660KL86/10024 MP

Detailed comparison of vivo Z1x and ROG Phone II ZS660KL

Comparison for body size

ImageProduct nameReviewbody size

vivo Z1x

Score

51.6

ROG Phone II ZS660KL

Score

45.6

Comparison for body weight

ImageProduct nameReviewbody weight

vivo Z1x

Score

54.6

ROG Phone II ZS660KL

Score

44.2

Comparison for screen size

ImageProduct nameReviewscreen size

vivo Z1x

Score

90.6

ROG Phone II ZS660KL

Score

91.0

Comparison for screen resolution

ImageProduct nameReviewscreen resolution

vivo Z1x

Score

75.3

ROG Phone II ZS660KL

Score

75.3

Comparison for GPU performance

ImageProduct nameReviewGPU performance

vivo Z1x

Score

71.2

ROG Phone II ZS660KL

Score

92.5

Comparison for RAM capacity

ImageProduct nameReviewRAM capacity

vivo Z1x

Score

93.4

ROG Phone II ZS660KL

Score

99.0

Comparison for storage size

ImageProduct nameReviewstorage size

vivo Z1x

Score

90.0

ROG Phone II ZS660KL

Score

99.0

Comparison for process integration

ImageProduct nameReviewprocess integration

vivo Z1x

Score

85.9

ROG Phone II ZS660KL

Score

98.0

Comparison for battery

ImageProduct nameReviewbattery

vivo Z1x

Score

81.5

ROG Phone II ZS660KL

Score

86.0

Comparison for rear-camera resolution

ImageProduct nameReviewrear-camera resolution

vivo Z1x

Score

97.8

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

vivo Z1x

Score

89.0

ROG Phone II ZS660KL

Score

89.0

Comparison for front-camera resolution

ImageProduct nameReviewfront-camera resolution

vivo Z1x

Score

97.8

ROG Phone II ZS660KL

Score

86.6

Comparison for grip

ImageProduct nameReviewgrip

vivo Z1x

Score

53.1Color:Fusion Blue/Phantom Purple, Dimensions (width x height x thickness):3.0 inches (75.2 mm) x 6.3 inches (159.5 mm) x 0.3 inches (8.1 mm), Weight:189.6 oz (189.6 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

vivo Z1x

Score

84.9Display type:Super AMOLED, Screen resolution (width x height):1080 x 2340, Pixel density:403 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

vivo Z1x

Score

86.0Display size:6.38 inch, Display type:Super AMOLED, Screen resolution (width x height):1080 x 2340, Pixel density:403 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

vivo Z1x

Score

92.6OS:Android

ROG Phone II ZS660KL

Score

98.9OS:Android

Compare Performance Specs

vivo Z1xROG Phone II ZS660KL
Imagevivo Z1xROG Phone II ZS660KL
MakervivoAsus
Release date9, 20199, 2019
ColorFusion Blue/Phantom PurpleMatte Black/Glossy Black
OSAndroidAndroid
Dimensions (width x height x thickness)3.0 inches (75.2 mm) x 6.3 inches (159.5 mm) x 0.3 inches (8.1 mm)3.1 inches (77.6 mm) x 6.7 inches (171 mm) x 0.4 inches (9.5 mm)
Weight189.6 oz (189.6 g)240 oz (240 g)
Display size6.38 inch6.59 inch
Display typeSuper AMOLEDAMOLED
Screen resolution (width x height)1080 x 23401080 x 2340
Pixel density403 ppi391 ppi
Battery capacity4500 mAh6000 mAh
ChipsetQualcomm SDM712 Snapdragon 712Qualcomm SM8150 Snapdragon 855+
CPU specs2.3GHz+1.7GHz×8(OctaCore)2.96GHz+2.42GHz+1.78GHz×8(OctaCore)
RAM size8GB12GB
Storage size128GB1024GB
Rear-camera resolution48 MP48 MP
Front-camera resolution32 MP24 MP

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Color:Glacier Grey/Sapphire Blue/Midnight Black/Gold/Blue Bird/Robin Egg Blue, Dimensions (width x height x thickness):2.8 inches (70.9 mm) x 5.8 inches (147.3 mm) x 0.3 inches (7.5 mm), Weight:155 oz (155 g), Display type:LTPS IPS LCD, Screen resolution (width x height):1080 x 1920, Pixel density:427 ppi, Display size:5.15 inch, OS:Android

Oppo A9

Color:Mica Green/Ice Jade White/Fluorite Purple, Dimensions (width x height x thickness):3.0 inches (76.1 mm) x 6.4 inches (162 mm) x 0.3 inches (8.3 mm), Weight:190 oz (190 g), Display type:LTPS IPS LCD, Screen resolution (width x height):1080 x 2340, Pixel density:394 ppi, Display size:6.53 inch, OS:Android

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