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Vivo X20 (2017) 64GB vs. HTC U Ultra (2017) 128GB Specs & Scores

Created date: 2018-09-30 22:26:22, Updated date: 2021-10-20 19:35:39

vivo X20 (2017) 64GBHTC U Ultra (2017) 128GB
vivo X20 (2017) 64GBHTC U Ultra (2017) 128GB

Are you having trouble comparing the differences in features and performance of the "vivo X20 (2017) 64GB" and "HTC U Ultra (2017) 128GB", or unsure about their differences in ease-of-use, and wondering which to buy? We did a deep-dive comparison of the features, specs, and capabilities of these two smartphone, and provided our rating of which one was a better buy.

vivo X20 (2017) 64GBHTC U Ultra (2017) 128GB
vivo X20 (2017) 64GB

HTC U Ultra (2017) 128GB

General rating:
Portabilityrating-image3.2
75.2mm x 155.9mm x 7.2mm
rating-image2.7
79.8mm x 162.4mm x 8.0mm
Weightrating-image3.3
159.0g
rating-image3.1
170.0g
Size of screenrating-image4.5
6.01inch
rating-image4.3
5.7inch
Screen clarityrating-image4.2
401ppi
rating-image4.4
515ppi
Battery durationrating-image3.4
3250.0mAh
rating-image3.3
3000.0mAh
Processing capabilityrating-image4.3
2.2GHz+1.8GHz×8(8.0-cores)
rating-image2.9
2.15GHz+1.6GHz×4(4.0-cores)
Memory capacityrating-image3.5
4.0GB
rating-image3.5
4.0GB
Storage capacityrating-image3.4
64.0GB
rating-image4.5
128.0GB
Rear camera functionrating-image3.0
12.0MP
rating-image3.0
12.0MP
Front camera functionrating-image3.5
12.0MP
rating-image3.8
16.0MP

Compare Performance and Usability

Size comparison of "vivo X20 (2017) 64GB" and "HTC U Ultra (2017) 128GB". 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 X20 (2017) 64GB" is 75.2mm wide, 155.9mm tall, and 7.2mm thick. The "HTC U Ultra (2017) 128GB" is 79.8mm tall, 162.4mm wide, and 8.0mm thick.

Comparing the width and thickness of the main unit, the "vivo X20 (2017) 64GB" is smaller and more compact compared to the "HTC U Ultra (2017) 128GB". Therefore, it is easier to grip and hold the "vivo X20 (2017) 64GB" than the "HTC U Ultra (2017) 128GB". For this reason, the "vivo X20 (2017) 64GB" is recommended.

There is no real difference in length or width between the "vivo X20 (2017) 64GB" and "HTC U Ultra (2017) 128GB", 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 X20 (2017) 64GB" is smaller than the "HTC U Ultra (2017) 128GB". As a result, it is easier to use the "vivo X20 (2017) 64GB" with one hand compared to the "HTC U Ultra (2017) 128GB", and its size makes it more comfortable to carry around. For this reason, the "vivo X20 (2017) 64GB" is recommended.

ScoreDimensions (width x height x thickness)
vivo X20 (2017) 64GB63/10075.2mm x 155.9mm x 7.2mm
HTC U Ultra (2017) 128GB53/10079.8mm x 162.4mm x 8.0mm

Which one is easier to hold, "vivo X20 (2017) 64GB" or "HTC U Ultra (2017) 128GB"? 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 X20 (2017) 64GB" weighs 159.0g. The "HTC U Ultra (2017) 128GB" clocks in at 170.0g. The "vivo X20 (2017) 64GB" and "HTC U Ultra (2017) 128GB" have around the same weight, so prolonged use will tire out fingers nd wrists to around the same degree. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreWeight
vivo X20 (2017) 64GB66/100159.0g
HTC U Ultra (2017) 128GB62/100170.0g

Which is better in terms of display, "vivo X20 (2017) 64GB" or "HTC U Ultra (2017) 128GB"?

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 X20 (2017) 64GB" is 6.01inch, and 5.7inch on the "HTC U Ultra (2017) 128GB". The screens of the "vivo X20 (2017) 64GB" and "HTC U Ultra (2017) 128GB" 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 X20 (2017) 64GB90/1006.01inch
HTC U Ultra (2017) 128GB85/1005.7inch

Which one has a better display, "vivo X20 (2017) 64GB" or "HTC U Ultra (2017) 128GB"?

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 X20 (2017) 64GB" has a 1080 x 2160 resolution and a pixel density of 401ppi. The "HTC U Ultra (2017) 128GB", on the other hand, has a screen resolution of 1440 x 2560 and a pixel density of 515ppi. There is not much of a difference in the pixel resolutions of the "vivo X20 (2017) 64GB" and "HTC U Ultra (2017) 128GB", 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 X20 (2017) 64GB84/100401ppi
HTC U Ultra (2017) 128GB87/100515ppi

How is the battery duration of "vivo X20 (2017) 64GB" different from that of "HTC U Ultra (2017) 128GB" ? 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 X20 (2017) 64GB" has a battery capacity of 3250.0mAh, while the "HTC U Ultra (2017) 128GB" has a 3000.0mAh battery. The batteries of both the "vivo X20 (2017) 64GB" and "HTC U Ultra (2017) 128GB" perform to the same extent. There is also no difference in the battery capacities of the "vivo X20 (2017) 64GB" and the "HTC U Ultra (2017) 128GB". 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 X20 (2017) 64GB68/1003250.0mAh
HTC U Ultra (2017) 128GB65/1003000.0mAh

Which is better in terms of CPU function, "vivo X20 (2017) 64GB" or "HTC U Ultra (2017) 128GB"?

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 X20 (2017) 64GB" is equipped with a Qualcomm SDM660 Snapdragon 660 processor, and its performance speed is 2.2GHz+1.8GHz×8(8.0-cores). The "HTC U Ultra (2017) 128GB" uses an Qualcomm MSM8996 Snapdragon 821 CPU that performs at a speed of 2.15GHz+1.6GHz×4(4.0-cores). Comparing CPU performance, the "vivo X20 (2017) 64GB" has significantly higher specs than the "HTC U Ultra (2017) 128GB". The "vivo X20 (2017) 64GB" proves to be more advanced than the "HTC U Ultra (2017) 128GB" in the way that apps run quickly and games play smoothly. If you're looking for a high-spec smartphone that runs quickly and plays games smoothly, we recommend that you buy the "vivo X20 (2017) 64GB" rather than the "HTC U Ultra (2017) 128GB".

ScoreCPU specs
vivo X20 (2017) 64GB86/1002.2GHz+1.8GHz×8(8.0-cores)
HTC U Ultra (2017) 128GB57/1002.15GHz+1.6GHz×4(4.0-cores)

How is "vivo X20 (2017) 64GB" different from "HTC U Ultra (2017) 128GB" 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 X20 (2017) 64GB" has 4.0GB of memory. The "HTC U Ultra (2017) 128GB", on the other hand, has 4.0GB. Memory performance is roughly the same for both the "vivo X20 (2017) 64GB" and "HTC U Ultra (2017) 128GB"; as a result, multitasking, playing 3D games, and using VR feels the same on both devices. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreRAM size
vivo X20 (2017) 64GB70/1004.0GB
HTC U Ultra (2017) 128GB70/1004.0GB

Which has a better storage capacity, "vivo X20 (2017) 64GB" or "HTC U Ultra (2017) 128GB"?

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 X20 (2017) 64GB" has 64.0GB of storage, while the "HTC U Ultra (2017) 128GB" has 128.0GB. In terms of ROM and data storage, the "HTC U Ultra (2017) 128GB" has a much larger capacity than the "vivo X20 (2017) 64GB", with a difference of about 64GB. The "HTC U Ultra (2017) 128GB" can save more photos and keep more apps installed than the "vivo X20 (2017) 64GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "HTC U Ultra (2017) 128GB" rather than the "vivo X20 (2017) 64GB".

ScoreStorage size
vivo X20 (2017) 64GB67/10064.0GB
HTC U Ultra (2017) 128GB90/100128.0GB

Compare the rear cameras of "vivo X20 (2017) 64GB" and "HTC U Ultra (2017) 128GB". 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 X20 (2017) 64GB" has 12.0MP. The "HTC U Ultra (2017) 128GB" has 12.0MP. The rear facing cameras of the "vivo X20 (2017) 64GB" and "HTC U Ultra (2017) 128GB" 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 X20 (2017) 64GB59/10012.0MP
HTC U Ultra (2017) 128GB59/10012.0MP

Which has a front camera with better picture quality, "vivo X20 (2017) 64GB" or "HTC U Ultra (2017) 128GB"?

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 X20 (2017) 64GB" has a resolution of 12.0MP. The "HTC U Ultra (2017) 128GB"'s has 16.0MP. Comparing the front-facing camera performance, the number of pixels of the front-facing camera on the "HTC U Ultra (2017) 128GB" is higher than the "vivo X20 (2017) 64GB", with a difference of approximately 4MP. For this reason, it is possible to take higher quality selfies and make clear prints with the "HTC U Ultra (2017) 128GB" than the "vivo X20 (2017) 64GB". Therefore, the "HTC U Ultra (2017) 128GB" is recommended.

ScoreFront-camera resolution
vivo X20 (2017) 64GB70/10012.0MP
HTC U Ultra (2017) 128GB75/10016.0MP

Compare Performance Specs

vivo X20 (2017) 64GBHTC U Ultra (2017) 128GB
Imagevivo X20 (2017) 64GBHTC U Ultra (2017) 128GB
MakervivoHTC
Release date2017-102017-02-21
ColorMatte Black/Black+Gold/Gold/Rose gold/Blue/PinkBrilliant Black/Cosmetic Pink/Ice White/Sapphire Blue
OSAndroidAndroid
Dimensions (width x height x thickness)75.2mm x 155.9mm x 7.2mm79.8mm x 162.4mm x 8.0mm
Weight159.0g170.0g
Display size6.01inch5.7inch
Display typeSuper AMOLEDSuper LCD5
Screen resolution (width x height)1080 x 21601440 x 2560
Pixel density401ppi515ppi
Battery capacity3250.0mAh3000.0mAh
ChipsetQualcomm SDM660 Snapdragon 660Qualcomm MSM8996 Snapdragon 821
CPU specs2.2GHz+1.8GHz×8(8.0-cores)2.15GHz+1.6GHz×4(4.0-cores)
RAM size4.0GB4.0GB
Storage size64.0GB128.0GB
Rear-camera resolution12.0MP12.0MP
Front-camera resolution12.0MP16.0MP

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