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Oppo A91 (2019) 128GB vs BLU Vivo XI (2018) 32GB: Full Comparison!

Created date: 2019-12-19 18:32:10, Updated date: 2021-10-20 14:58:00

Oppo A91 (2019) 128GBBLU Vivo XI (2018) 32GB
Oppo A91 (2019) 128GBBLU Vivo XI (2018) 32GB

Here's our thorough comparison of the difference in performance and function between the "Oppo A91 (2019) 128GB" and "BLU Vivo XI (2018) 32GB". Which one should you buy? We'll compare and explain what differs between the "Oppo A91 (2019) 128GB" and "BLU Vivo XI (2018) 32GB" in a way that even people who aren't used to choosing between two similar products can understand.

Oppo A91 (2019) 128GBBLU Vivo XI (2018) 32GB
Oppo A91 (2019) 128GB

BLU Vivo XI (2018) 32GB

General rating:

73.3/100

(The 3352th of all smartphones)

59.8/100

(The 2151th of all smartphones)

Portability
65/100
66/100
Weight
61/100
55/100
Size of screen
90/100
88/100
Screen clarity
85/100
57/100
Battery duration
80/100
65/100
Processing capability
92/100
88/100
Memory capacity
93/100
60/100
Storage capacity
90/100
55/100
Rear camera function
97/100
68/100
Front camera function
75/100
75/100

Compare Performance and Usability

Size comparison of "Oppo A91 (2019) 128GB" and "BLU Vivo XI (2018) 32GB". 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 "Oppo A91 (2019) 128GB" is 73.3mm wide, 160.2mm tall, and 7.9mm thick. The "BLU Vivo XI (2018) 32GB" is 72.9mm tall, 149.0mm wide, and 7.9mm thick.

There is no real difference between the "Oppo A91 (2019) 128GB" and "BLU Vivo XI (2018) 32GB" when comparing their width, thickness, and slimness; they are both around the same in terms of one-handed ease of use and carry. Because of this, it is better to compare them based on other aspects of performance and function.

Comparing the width and height of the main unit, the "BLU Vivo XI (2018) 32GB" is smaller and more compact than the "Oppo A91 (2019) 128GB". As a result, the "BLU Vivo XI (2018) 32GB" is easier to operate with one hand and it is more portable without getting in your way than the "Oppo A91 (2019) 128GB". Therefore, the "BLU Vivo XI (2018) 32GB" is recommended.

When comparing their sizes as a whole, there is no real difference between the "Oppo A91 (2019) 128GB"and "BLU Vivo XI (2018) 32GB". 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)
Oppo A91 (2019) 128GB65/10073.3mm x 160.2mm x 7.9mm
BLU Vivo XI (2018) 32GB66/10072.9mm x 149.0mm x 7.9mm

Which one is easier to hold, "Oppo A91 (2019) 128GB" or "BLU Vivo XI (2018) 32GB"? 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 "Oppo A91 (2019) 128GB" weighs 172.0g. The "BLU Vivo XI (2018) 32GB" clocks in at 187.0g. Comparing the weight of the main unit, the "Oppo A91 (2019) 128GB" is a lighter phone than the "BLU Vivo XI (2018) 32GB", with a difference of approximately 15g. Therefore, there is less strain on your fingers and wrists even when you use your phone for a long time on the "Oppo A91 (2019) 128GB" compared to the "BLU Vivo XI (2018) 32GB". For this reason, the "Oppo A91 (2019) 128GB" is recommended.

ScoreWeight
Oppo A91 (2019) 128GB61/100172.0g
BLU Vivo XI (2018) 32GB55/100187.0g

Which is better in terms of display, "Oppo A91 (2019) 128GB" or "BLU Vivo XI (2018) 32GB"?

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 "Oppo A91 (2019) 128GB" is 6.4inch, and 5.9inch on the "BLU Vivo XI (2018) 32GB". The screens of the "Oppo A91 (2019) 128GB" and "BLU Vivo XI (2018) 32GB" 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
Oppo A91 (2019) 128GB90/1006.4inch
BLU Vivo XI (2018) 32GB88/1005.9inch

Which one has a better display, "Oppo A91 (2019) 128GB" or "BLU Vivo XI (2018) 32GB"?

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 "Oppo A91 (2019) 128GB" has a 1080 x 2400 resolution and a pixel density of 411ppi. The "BLU Vivo XI (2018) 32GB", on the other hand, has a screen resolution of 720 x 1520 and a pixel density of 285ppi. Comparing the screen definition, the "Oppo A91 (2019) 128GB" has a much higher pixel density than the "BLU Vivo XI (2018) 32GB", with a difference of about 126ppi. The screen on the "Oppo A91 (2019) 128GB" is clear and crisp, and puts less strain on the eyes than that of the "BLU Vivo XI (2018) 32GB". 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 "Oppo A91 (2019) 128GB" rather than the "BLU Vivo XI (2018) 32GB".

ScorePixel density
Oppo A91 (2019) 128GB85/100411ppi
BLU Vivo XI (2018) 32GB57/100285ppi

How is the battery duration of "Oppo A91 (2019) 128GB" different from that of "BLU Vivo XI (2018) 32GB" ? 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 "Oppo A91 (2019) 128GB" has a battery capacity of 4025.0mAh, while the "BLU Vivo XI (2018) 32GB" has a 3000.0mAh battery. With regards to battery performance, the "Oppo A91 (2019) 128GB" has a substantially larger battery capacity than the "BLU Vivo XI (2018) 32GB", with a difference of 1025mAh. The "Oppo A91 (2019) 128GB" can be used without charging for a longer time than the "BLU Vivo XI (2018) 32GB", so it can be used when out and about. If you want a smartphone with a longer-lasting battery, we recommend that you buy the "Oppo A91 (2019) 128GB" rather than the "BLU Vivo XI (2018) 32GB".

ScoreBattery capacity
Oppo A91 (2019) 128GB80/1004025.0mAh
BLU Vivo XI (2018) 32GB65/1003000.0mAh

Which is better in terms of CPU function, "Oppo A91 (2019) 128GB" or "BLU Vivo XI (2018) 32GB"?

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 "Oppo A91 (2019) 128GB" is equipped with a Mediatek MT6771V Helio P70 processor, and its performance speed is 2.1GHz+2.0GHz×8(8.0-cores). The "BLU Vivo XI (2018) 32GB" uses an Mediatek MT6762 Helio P22 CPU that performs at a speed of 2.0GHz×8(8.0-cores). There is also no real discrepancy between the CPU performances of the "Oppo A91 (2019) 128GB" and "BLU Vivo XI (2018) 32GB". Because of this, both phones will feel practically identical in terms of smoothness when running apps and ease of game play. This is why it is better to compare them based on other aspects of performance and function.

ScoreCPU specs
Oppo A91 (2019) 128GB92/1002.1GHz+2.0GHz×8(8.0-cores)
BLU Vivo XI (2018) 32GB88/1002.0GHz×8(8.0-cores)

How is "Oppo A91 (2019) 128GB" different from "BLU Vivo XI (2018) 32GB" 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 "Oppo A91 (2019) 128GB" has 8.0GB of memory. The "BLU Vivo XI (2018) 32GB", on the other hand, has 3.0GB. As for memory performance, the "Oppo A91 (2019) 128GB" has a larger memory capacity than the "BLU Vivo XI (2018) 32GB", with a difference of about 5GB. The "Oppo A91 (2019) 128GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "BLU Vivo XI (2018) 32GB". 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 "Oppo A91 (2019) 128GB" rather than the "BLU Vivo XI (2018) 32GB".

ScoreRAM size
Oppo A91 (2019) 128GB93/1008.0GB
BLU Vivo XI (2018) 32GB60/1003.0GB

Which has a better storage capacity, "Oppo A91 (2019) 128GB" or "BLU Vivo XI (2018) 32GB"?

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 "Oppo A91 (2019) 128GB" has 128.0GB of storage, while the "BLU Vivo XI (2018) 32GB" has 32.0GB. In terms of ROM and data storage, the "Oppo A91 (2019) 128GB" has a much larger capacity than the "BLU Vivo XI (2018) 32GB", with a difference of about 96GB. The "Oppo A91 (2019) 128GB" can save more photos and keep more apps installed than the "BLU Vivo XI (2018) 32GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "Oppo A91 (2019) 128GB" rather than the "BLU Vivo XI (2018) 32GB".

ScoreStorage size
Oppo A91 (2019) 128GB90/100128.0GB
BLU Vivo XI (2018) 32GB55/10032.0GB

Compare the rear cameras of "Oppo A91 (2019) 128GB" and "BLU Vivo XI (2018) 32GB". 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 "Oppo A91 (2019) 128GB" has 48.0MP. The "BLU Vivo XI (2018) 32GB" has 16.0MP. The rear-facing camera of the "Oppo A91 (2019) 128GB" also has a higher pixel count than the "BLU Vivo XI (2018) 32GB", with a difference of about 32MP. The "Oppo A91 (2019) 128GB" is more capable than the "BLU Vivo XI (2018) 32GB" 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 "Oppo A91 (2019) 128GB" rather than the "BLU Vivo XI (2018) 32GB".

ScoreRear-camera resolution
Oppo A91 (2019) 128GB97/10048.0MP
BLU Vivo XI (2018) 32GB68/10016.0MP

Which has a front camera with better picture quality, "Oppo A91 (2019) 128GB" or "BLU Vivo XI (2018) 32GB"?

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 "Oppo A91 (2019) 128GB" has a resolution of 16.0MP. The "BLU Vivo XI (2018) 32GB"'s has 16.0MP. There is little difference between the camera capabilities and the pixel density of the "Oppo A91 (2019) 128GB" and "BLU Vivo XI (2018) 32GB"'s front facing cameras, so the quality of photographs and video footage is virtually the same. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreFront-camera resolution
Oppo A91 (2019) 128GB75/10016.0MP
BLU Vivo XI (2018) 32GB75/10016.0MP

Compare Performance Specs

Oppo A91 (2019) 128GBBLU Vivo XI (2018) 32GB
ImageOppo A91 (2019) 128GBBLU Vivo XI (2018) 32GB
MakerOppoBLU
Release date2019-12-202018-09
ColorLightening Black/Unicorn White/Blazing Blue/RedBlack/Silver
OSAndroidAndroid
Dimensions (width x height x thickness)73.3mm x 160.2mm x 7.9mm72.9mm x 149.0mm x 7.9mm
Weight172.0g187.0g
Display size6.4inch5.9inch
Display typeAMOLEDIPS LCD
Screen resolution (width x height)1080 x 2400720 x 1520
Pixel density411ppi285ppi
Battery capacity4025.0mAh3000.0mAh
ChipsetMediatek MT6771V Helio P70Mediatek MT6762 Helio P22
CPU specs2.1GHz+2.0GHz×8(8.0-cores)2.0GHz×8(8.0-cores)
RAM size8.0GB3.0GB
Storage size128.0GB32.0GB
Rear-camera resolution48.0MP16.0MP
Front-camera resolution16.0MP16.0MP

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