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Which should you buy, the vivo V15 (2019) 128GB or Energizer Energy E520 LTE 16GB? We offer a thorough comparison of the differences in functions, specifications and performance between the two

Created date: 2019-03-19 06:11:27, Updated date: 2021-10-20 22:14:12

vivo V15 (2019) 128GBEnergizer Energy E520 LTE 16GB
vivo V15 (2019) 128GBEnergizer Energy E520 LTE 16GB

Are you having trouble comparing the differences in features and performance of the "vivo V15 (2019) 128GB" and "Energizer Energy E520 LTE 16GB", 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 V15 (2019) 128GBEnergizer Energy E520 LTE 16GB
vivo V15 (2019) 128GB

Energizer Energy E520 LTE 16GB

General rating:

72.3/100

(The 3387th of all smartphones)

46.9/100

(The 660th of all smartphones)

Portability
60/100
54/100
Weight
54/100
49/100
Size of screen
90/100
77/100
Screen clarity
83/100
57/100
Battery duration
80/100
80/100
Processing capability
90/100
36/100
Memory capacity
90/100
50/100
Storage capacity
90/100
50/100
Rear camera function
87/100
61/100
Front camera function
97/100
50/100

Compare Performance and Usability

Size comparison of "vivo V15 (2019) 128GB" and "Energizer Energy E520 LTE 16GB". 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 V15 (2019) 128GB" is 75.9mm wide, 161.2mm tall, and 8.5mm thick. The "Energizer Energy E520 LTE 16GB" is 76.2mm tall, 150.8mm wide, and 11.1mm thick.

Comparing the width and thickness of the main unit, the "vivo V15 (2019) 128GB" is smaller and more compact compared to the "Energizer Energy E520 LTE 16GB". Therefore, it is easier to grip and hold the "vivo V15 (2019) 128GB" than the "Energizer Energy E520 LTE 16GB". For this reason, the "vivo V15 (2019) 128GB" is recommended.

There is no real difference in length or width between the "vivo V15 (2019) 128GB" and "Energizer Energy E520 LTE 16GB", 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.

When comparing their sizes as a whole, there is no real difference between the "vivo V15 (2019) 128GB"and "Energizer Energy E520 LTE 16GB". Thus they are roughly the same in terms of ease of carry and one-handed use. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreDimensions (width x height x thickness)
vivo V15 (2019) 128GB60/10075.9mm x 161.2mm x 8.5mm
Energizer Energy E520 LTE 16GB54/10076.2mm x 150.8mm x 11.1mm

Which one is easier to hold, "vivo V15 (2019) 128GB" or "Energizer Energy E520 LTE 16GB"? 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 V15 (2019) 128GB" weighs 189.5g. The "Energizer Energy E520 LTE 16GB" clocks in at 206.0g. Comparing the weight of the main unit, the "vivo V15 (2019) 128GB" is a lighter phone than the "Energizer Energy E520 LTE 16GB", with a difference of approximately 16.5g. Therefore, there is less strain on your fingers and wrists even when you use your phone for a long time on the "vivo V15 (2019) 128GB" compared to the "Energizer Energy E520 LTE 16GB". For this reason, the "vivo V15 (2019) 128GB" is recommended.

ScoreWeight
vivo V15 (2019) 128GB54/100189.5g
Energizer Energy E520 LTE 16GB49/100206.0g

Which is better in terms of display, "vivo V15 (2019) 128GB" or "Energizer Energy E520 LTE 16GB"?

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 V15 (2019) 128GB" is 6.53inch, and 5.2inch on the "Energizer Energy E520 LTE 16GB". Comparing the sizes of the screens and displays, the "vivo V15 (2019) 128GB" is considerably larger than the "Energizer Energy E520 LTE 16GB", with a difference of about 1.33inch. Compared to the "Energizer Energy E520 LTE 16GB", the "vivo V15 (2019) 128GB" makes buttons in apps easier to press, and the visuals look more impressive in videos and games. The larger screen of the "vivo V15 (2019) 128GB" also has the advantage of being less tiring on the eyes. If you want to avoid tapping the wrong place, enjoy videos and games on a large screen, and not get tired eyes while using it, we recommend that you buy the "vivo V15 (2019) 128GB" rather than the "Energizer Energy E520 LTE 16GB".

ScoreDisplay size
vivo V15 (2019) 128GB90/1006.53inch
Energizer Energy E520 LTE 16GB77/1005.2inch

Which one has a better display, "vivo V15 (2019) 128GB" or "Energizer Energy E520 LTE 16GB"?

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 V15 (2019) 128GB" has a 1080 x 2340 resolution and a pixel density of 394ppi. The "Energizer Energy E520 LTE 16GB", on the other hand, has a screen resolution of 720 x 1280 and a pixel density of 282ppi. Comparing the screen definition, the "vivo V15 (2019) 128GB" has a much higher pixel density than the "Energizer Energy E520 LTE 16GB", with a difference of about 112ppi. The screen on the "vivo V15 (2019) 128GB" is clear and crisp, and puts less strain on the eyes than that of the "Energizer Energy E520 LTE 16GB". If you want to choose a smartphone that is gentle on your eyes with a display that shows text and images clearly, we recommend that you buy the "vivo V15 (2019) 128GB" rather than the "Energizer Energy E520 LTE 16GB".

ScorePixel density
vivo V15 (2019) 128GB83/100394ppi
Energizer Energy E520 LTE 16GB57/100282ppi

How is the battery duration of "vivo V15 (2019) 128GB" different from that of "Energizer Energy E520 LTE 16GB" ? 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 V15 (2019) 128GB" has a battery capacity of 4000.0mAh, while the "Energizer Energy E520 LTE 16GB" has a 4000.0mAh battery. The batteries of both the "vivo V15 (2019) 128GB" and "Energizer Energy E520 LTE 16GB" perform to the same extent. There is also no difference in the battery capacities of the "vivo V15 (2019) 128GB" and the "Energizer Energy E520 LTE 16GB". 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 V15 (2019) 128GB80/1004000.0mAh
Energizer Energy E520 LTE 16GB80/1004000.0mAh

Which is better in terms of CPU function, "vivo V15 (2019) 128GB" or "Energizer Energy E520 LTE 16GB"?

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 V15 (2019) 128GB" is equipped with a Mediatek MT6771 Helio P70 processor, and its performance speed is 2.1GHz+2.0GHz×8(8.0-cores). The "Energizer Energy E520 LTE 16GB" uses an Mediatek MT6737 CPU that performs at a speed of 1.3GHz×4(4.0-cores). Comparing CPU performance, the "vivo V15 (2019) 128GB" has significantly higher specs than the "Energizer Energy E520 LTE 16GB". The "vivo V15 (2019) 128GB" proves to be more advanced than the "Energizer Energy E520 LTE 16GB" 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 V15 (2019) 128GB" rather than the "Energizer Energy E520 LTE 16GB".

ScoreCPU specs
vivo V15 (2019) 128GB90/1002.1GHz+2.0GHz×8(8.0-cores)
Energizer Energy E520 LTE 16GB36/1001.3GHz×4(4.0-cores)

How is "vivo V15 (2019) 128GB" different from "Energizer Energy E520 LTE 16GB" 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 V15 (2019) 128GB" has 6.0GB of memory. The "Energizer Energy E520 LTE 16GB", on the other hand, has 2.0GB. As for memory performance, the "vivo V15 (2019) 128GB" has a larger memory capacity than the "Energizer Energy E520 LTE 16GB", with a difference of about 4GB. The "vivo V15 (2019) 128GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Energizer Energy E520 LTE 16GB". If you're looking for a smartphone that will remain stable even when you are using multiple apps at the same time, and which will allow you to play 3D games and VR video comfortably, we recommend that you buy the "vivo V15 (2019) 128GB" rather than the "Energizer Energy E520 LTE 16GB".

ScoreRAM size
vivo V15 (2019) 128GB90/1006.0GB
Energizer Energy E520 LTE 16GB50/1002.0GB

Which has a better storage capacity, "vivo V15 (2019) 128GB" or "Energizer Energy E520 LTE 16GB"?

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 V15 (2019) 128GB" has 128.0GB of storage, while the "Energizer Energy E520 LTE 16GB" has 16.0GB. In terms of ROM and data storage, the "vivo V15 (2019) 128GB" has a much larger capacity than the "Energizer Energy E520 LTE 16GB", with a difference of about 112GB. The "vivo V15 (2019) 128GB" can save more photos and keep more apps installed than the "Energizer Energy E520 LTE 16GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "vivo V15 (2019) 128GB" rather than the "Energizer Energy E520 LTE 16GB".

ScoreStorage size
vivo V15 (2019) 128GB90/100128.0GB
Energizer Energy E520 LTE 16GB50/10016.0GB

Compare the rear cameras of "vivo V15 (2019) 128GB" and "Energizer Energy E520 LTE 16GB". 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 V15 (2019) 128GB" has 24.0MP. The "Energizer Energy E520 LTE 16GB" has 13.0MP. The rear-facing camera of the "vivo V15 (2019) 128GB" also has a higher pixel count than the "Energizer Energy E520 LTE 16GB", with a difference of about 11MP. The "vivo V15 (2019) 128GB" is more capable than the "Energizer Energy E520 LTE 16GB" of taking high-definition photos and videos, and produces better results when printing out the photos you have taken. If you want a smartphone that is designed for video and photography, we recommend buying the "vivo V15 (2019) 128GB" rather than the "Energizer Energy E520 LTE 16GB".

ScoreRear-camera resolution
vivo V15 (2019) 128GB87/10024.0MP
Energizer Energy E520 LTE 16GB61/10013.0MP

Which has a front camera with better picture quality, "vivo V15 (2019) 128GB" or "Energizer Energy E520 LTE 16GB"?

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 V15 (2019) 128GB" has a resolution of 32.0MP. The "Energizer Energy E520 LTE 16GB"'s has 5.0MP. The front-facing camera of the "vivo V15 (2019) 128GB" has a significantly higher number of pixels than the "Energizer Energy E520 LTE 16GB", with a difference of about 27MP. Therefore, the "vivo V15 (2019) 128GB" is more suitable for taking photos and videos than the "Energizer Energy E520 LTE 16GB". If you want to take and print high-quality selfies, we recommend buying the "vivo V15 (2019) 128GB" rather than the "Energizer Energy E520 LTE 16GB".

ScoreFront-camera resolution
vivo V15 (2019) 128GB97/10032.0MP
Energizer Energy E520 LTE 16GB50/1005.0MP

Compare Performance Specs

vivo V15 (2019) 128GBEnergizer Energy E520 LTE 16GB
Imagevivo V15 (2019) 128GBEnergizer Energy E520 LTE 16GB
MakervivoEnergizer
Release date2019-032017-09
ColorTopaz Blue/Glamour Red/Frozen Black/Royal BlueBlack
OSAndroidAndroid
Dimensions (width x height x thickness)75.9mm x 161.2mm x 8.5mm76.2mm x 150.8mm x 11.1mm
Weight189.5g206.0g
Display size6.53inch5.2inch
Display typeIPS LCDLTPS IPS LCD
Screen resolution (width x height)1080 x 2340720 x 1280
Pixel density394ppi282ppi
Battery capacity4000.0mAh4000.0mAh
ChipsetMediatek MT6771 Helio P70Mediatek MT6737
CPU specs2.1GHz+2.0GHz×8(8.0-cores)1.3GHz×4(4.0-cores)
RAM size6.0GB2.0GB
Storage size128.0GB16.0GB
Rear-camera resolution24.0MP13.0MP
Front-camera resolution32.0MP5.0MP

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