Browsing this site requires consent to the privacy policy. By continuing to browse, you agree to our privacy policy. If you do not agree, please stop browsing. Privacy policy

All our articles is independent of any advertiser or commercial initiative, and if you buy something through our posts, we may get a small share of the sale. Click here for more information.

Vivo U20 (2019) 64GB vs ROG Phone II ZS660KL 1024GB: Which is the best?

Created date: 2019-11-12 19:55:52, Updated date: 2020-04-16 21:02:05

vivo U20 (2019) 64GBROG Phone II ZS660KL 1024GB
vivo U20 (2019) 64GBROG Phone II ZS660KL 1024GB

How are the "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB" different? We have tested and evaluated their differences. We also explain which one may be best for you.

vivo U20 (2019) 64GBROG Phone II ZS660KL 1024GB
vivo U20 (2019) 64GB

ROG Phone II ZS660KL 1024GB

General rating:
Griprating-image2.5
76.5mm x 162.2mm x 8.9mm
rating-image2.1
77.6mm x 171.0mm x 9.5mm
Screen qualityrating-image4.0
IPS LCD, 6.53inch, 1080 x 2340
rating-image4.0
AMOLED, 6.59inch, 1080 x 2340
Performancerating-image4.8
Qualcomm SDM675 Snapdragon 675, 2.0GHz+1.7GHz×8(8.0-cores), 6.0GB
rating-image5.0
Qualcomm SM8150 Snapdragon 855+, 2.96GHz+2.42GHz+1.78GHz×8(8.0-cores), 12.0GB
Storage sizerating-image4.2
64.0GB
rating-image5.0
1024.0GB
Batteryrating-image5.0
5000.0mAh
rating-image5.0
6000.0mAh
Rear-camera resolutionrating-image4.0
16.0MP
rating-image5.0
48.0MP
Front-camera resolutionrating-image5.0
16.0MP
rating-image5.0
24.0MP

What is the difference between the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB"? See a detailed comparison of ease of use and performance

Comparison of weight and size of the "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB"

The design of vivo U20 (2019) 64GB

The "vivo U20 (2019) 64GB" is 162.2mm long, 76.5mm wide, and 8.9mm thick. It weighs 193.0g.

The design of ROG Phone II ZS660KL 1024GB

The "ROG Phone II ZS660KL 1024GB" is 171.0mm long, 77.6mm wide, and 9.5mm thick. It weighs 240.0g.

Which is the better design to use?

In comparison, the size difference is 8.8mm in length, 1mm in width, and 0.5mm in thickness. Both the "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB" are equally easy to use with one hand. Hiragana flick input is basically just as easy to use with "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB". Both the "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB" are basically equally portable and easy to handle.

The difference in weight is 47g. The "vivo U20 (2019) 64GB" is much lighter, putting less burden on the hand.

vivo U20 (2019) 64GB

ROG Phone II ZS660KL 1024GB

Ease of holding it in one hand59/10056/100
How much it does not feel heavy to hold in one hand24/1000/100
Ease of carrying around57/10055/100

Compare the display of the "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB"

Display of the vivo U20 (2019) 64GB

The "vivo U20 (2019) 64GB" uses a IPS LCD liquid crystal. The resolution is 1080 x 2340, and the pixel density is 394ppi. The "vivo U20 (2019) 64GB" has a 6.53inch screen size.

Display of the ROG Phone II ZS660KL 1024GB

The "ROG Phone II ZS660KL 1024GB" uses a AMOLED liquid crystal. The resolution is 1080 x 2340, and the pixel density is 391ppi. The "ROG Phone II ZS660KL 1024GB" has a 6.59inch screen size.

Which has a better screen?

This makes a 0.05inch difference in the display sizes. When actually viewing the two phones' onscreen displays, it is obvious that they are roughly the same size. For doing internet research using systems such as SNS, there is not much difference between the two phones. Both the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB" can be easily used for this kind of purpose. The gaming screens of these two phones are roughly the same size. Both the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB" can be easily used for this kind of purpose.

There is very little difference in the clarity of the displays of "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB" when used for research, gaming, or other similar purposes. When using the smartphone as a VR, the screen is generally held much closer to the face than when using the smartphone for other purposes, and so the clarity of the screen becomes a rather important factor. When you compare how easy it is to see the VR on the two phones, it is pretty much the same.

vivo U20 (2019) 64GB

ROG Phone II ZS660KL 1024GB

How suited is the screen for usual usage?80/10080/100
How suited is the screen to play games on?84/10085/100

Compare the camera performances of the "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB"

Camera performance of vivo U20 (2019) 64GB

The main camera of the "vivo U20 (2019) 64GB" has 16.0MP. The front camera has 16.0MP.

Camera performance of ROG Phone II ZS660KL 1024GB

The main camera of the "ROG Phone II ZS660KL 1024GB" has 48.0MP. The front camera has 24.0MP.

Which camera performance is better?

The back cameras thus have a 32MP difference in comparison. The "ROG Phone II ZS660KL 1024GB" also functions better for long-shot photos for the perfect group photo or a picturesque shot of a beautiful location. Also, when using the rear camera to snap close shots of photogenic sweets or meals, there is very little difference between the pixel counts of the two phones. Both the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB" can be easily used for this kind of purpose.

There is a 8MP difference in front camera pixel number. When shooting objects or people with the front phone camera from a short distance, such as taking a selfie with a selfie-stick, there is very little difference between the pixel counts of the two phones, even when it comes to the scenery in the background of such photographs. Both the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB" can be easily used for this kind of purpose. There is not much difference between the pixel counts of "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB" when it comes to taking close-up photographs such as selfies or profile pics with the front phone camera.

vivo U20 (2019) 64GB

ROG Phone II ZS660KL 1024GB

Is is suited to taking far away objects with the rear camera?80/100100/100
Is it suited for taking close objects with the built-in camera?100/100100/100

Comparison of the processing capabilities of the "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB"

The processing capability of the vivo U20 (2019) 64GB

Performance is defined by the chipset, and the "vivo U20 (2019) 64GB" uses the Qualcomm SDM675 Snapdragon 675 SoC. The CPU performance is 2.0GHz+1.7GHz×8(8.0-cores). The memory capacity is 6.0GB.

The processing capability of the ROG Phone II ZS660KL 1024GB

Performance is defined by the chipset, and the "ROG Phone II ZS660KL 1024GB" uses the Qualcomm SM8150 Snapdragon 855+ SoC. The CPU performance is 2.96GHz+2.42GHz+1.78GHz×8(8.0-cores). The memory capacity is 12.0GB.

Which has the better processing capability?

"ROG Phone II ZS660KL 1024GB" has a slightly better CPU performance and better specs overall. This is a 6GB difference in memory capacity. The "ROG Phone II ZS660KL 1024GB" has more memory storage, making the "ROG Phone II ZS660KL 1024GB" work better for multitasking or running 3D games.

For phone calls, emails, messaging, using SNS or most fundamental features, the differences between the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB" are not large at all. For people who mainly use their phones to look things up online, watch videos and play games occasionally I can recommend the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB" equally. Both the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB" can be easily used for this kind of purpose.

There is basically no difference between "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB" when playing 2D games or basic 3D games. For playing more memory-intensive 3D games, it is better to go with "ROG Phone II ZS660KL 1024GB" as it has better performance. Both the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB" can be easily used for this kind of purpose.

vivo U20 (2019) 64GB

ROG Phone II ZS660KL 1024GB

Review on the CPU capbility and memory capacity when using Social Networks or the Internet95/100100/100
Review on the CPU speed and the memory capacity while playing 3D games94/10099/100

Comparison of the battery life of the "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB"

Battery performance of vivo U20 (2019) 64GB

The "vivo U20 (2019) 64GB" has a battery capacity of 5000.0mAh.

Battery performance of ROG Phone II ZS660KL 1024GB

The "ROG Phone II ZS660KL 1024GB" has a battery capacity of 6000.0mAh.

Which battery perfomances is better?

This makes a difference in battery capacity of 1000mAh, but it is not enough to only compare the capacity. With a high-performance CPU, the battery drains faster, and a larger screen also uses more battery.

The "ROG Phone II ZS660KL 1024GB" is also a great choice for those who only use their phone for occasional phone calls or for checking the time. For looking things up online, checking SNS, playing games occasionally or for most frequent use, it doesn't feel like there is much difference between the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB". Both the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB" can be easily used for this kind of purpose.

If you're using it frequently, for example playing games for a long time or using it to watch movies, you may feel no difference between the two devices. Both the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB" can be easily used for this kind of purpose.

vivo U20 (2019) 64GB

ROG Phone II ZS660KL 1024GB

Review on the battery life of a phone mainly using Social Networks and the Internet100/100100/100
Review on the battery life of a phone mainly using mainly games and videos100/100100/100

Compare the storage capacity of the "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB"

The storage capacity of the vivo U20 (2019) 64GB

The "vivo U20 (2019) 64GB" has 64.0GB of internal memory. It is also compatible with SD cards, so when there is insufficient storage space, then a SD card can be used to add more storage. A SD with a maximum of 256.0GB can be used.

The storage capacity of the ROG Phone II ZS660KL 1024GB

The "ROG Phone II ZS660KL 1024GB" has 1024.0GB of internal memory.

Which has the easier storage to use?

The difference in internal memory is about 960GB. The "ROG Phone II ZS660KL 1024GB" offers plenty of storage for those looking to use a few social media apps and games. Avid gamers should look to the "ROG Phone II ZS660KL 1024GB" for fulfilling their storage needs, as the "vivo U20 (2019) 64GB" unfortunately falls behind here. Both the "vivo U20 (2019) 64GB" and the "ROG Phone II ZS660KL 1024GB" can be easily used for this kind of purpose.

Because the speed of loading from or saving to the SD card is slow, it is suited for saving pictures or videos.

vivo U20 (2019) 64GB

ROG Phone II ZS660KL 1024GB

Review on the storage capacity when playing many games84/10099/100
Review on when you store many pictures and videos91/100 -

Which to buy, the "vivo U20 (2019) 64GB" or "ROG Phone II ZS660KL 1024GB"

At the end of the day which is better, the "vivo U20 (2019) 64GB" or "ROG Phone II ZS660KL 1024GB"?

"vivo U20 (2019) 64GB" is easier for the user to hold and is more compact, and so it is recommended. If choosing based on screen size, there is hardly any difference between "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB". There isn't much difference between "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB" in terms of performance or specifications. Because both have advantages and disadvantages, I think that it is best to stick to the most important points that you want to emphasize.

vivo U20 (2019) 64GB

ROG Phone II ZS660KL 1024GB

Handling49/10041/100
Display80/10080/100
CPU specs95/10099/100
General rating83/10084/100

Is it recommended to buy the vivo U20 (2019) 64GB, compared with other smartphones?

Compared to other smartphones, the "vivo U20 (2019) 64GB" is averagely easy to hold. Although it can be a little difficult, it is the right size to be able to operate with one hand. The screen size is larger than that of standard smartphones. It is suited for typing long texts and so can be used to read or edit office texts. In addition, its processing capability is quite excellent compared to the average smart phone. It is suitable for almost all uses, including games and VR. It may be a bit extravagant for normal use. Looking at the overall specifications, the "vivo U20 (2019) 64GB" is a high-end smart phone.

Is it recommended to buy the ROG Phone II ZS660KL 1024GB, compared with other smartphones?

Compared to other smartphones, the "ROG Phone II ZS660KL 1024GB" is averagely easy to hold. Although it can be a little difficult, it is the right size to be able to operate with one hand. The screen size is larger than that of standard smartphones. It is suited for typing long texts and so can be used to read or edit office texts. In addition, its processing capability is quite excellent compared to the average smart phone. It is suitable for almost all uses, including games and VR. It may be a bit extravagant for normal use. Looking at the overall specifications, the "ROG Phone II ZS660KL 1024GB" is a high-end smart phone.

What are the spec differences between the "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB" ?

A summary of the technical specifications of the "vivo U20 (2019) 64GB" and "ROG Phone II ZS660KL 1024GB". Functions and performance variations on the same model will be highlighted in red.

vivo U20 (2019) 64GBROG Phone II ZS660KL 1024GB
vivo U20 (2019) 64GBROG Phone II ZS660KL 1024GB
ColorRacing Black/Blaze BlueMatte Black/Glossy Black
OSAndroidAndroid
Dimensions (width x height x thickness)76.5mm x 162.2mm x 8.9mm77.6mm x 171.0mm x 9.5mm
Weight193.0g240.0g
Display size6.53inch6.59inch
Display typeIPS LCDAMOLED
Screen resolution (width x height)1080 x 23401080 x 2340
Pixel density394ppi391ppi
Battery capacity5000.0mAh6000.0mAh
ChipsetQualcomm SDM675 Snapdragon 675Qualcomm SM8150 Snapdragon 855+
CPU specs2.0GHz+1.7GHz×8(8.0-cores)2.96GHz+2.42GHz+1.78GHz×8(8.0-cores)
RAM size6.0GB12.0GB
Storage size64.0GB1024.0GB
Rear-camera resolution16.0MP48.0MP
Front-camera resolution16.0MP24.0MP

Look at a smartphone

Compare smartphones

Look at a smartphone

Compare smartphones

Check price

New articles