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Compare vivo Y91i (2018) 16GB vs Oppo R1x (2015) 16GB

Created date: 2019-11-07 17:11:18, Updated date: 2022-06-02 16:50:03

vivo Y91i (2018) 16GBOppo R1x (2015) 16GB
vivo Y91i (2018) 16GBOppo R1x (2015) 16GB

How did the evaluations between the "vivo Y91i (2018) 16GB" and "Oppo R1x (2015) 16GB" differ when we compared the two? We reviewed each of the most commonly scrutinized features. If you are thinking about which smartphone to get, check out this review immediately!

vivo Y91i (2018) 16GBOppo R1x (2015) 16GB
vivo Y91i (2018) 16GB

Oppo R1x (2015) 16GB

General rating:
Portabilityrating-image3.1
75.1mm x 155.1mm x 8.3mm
rating-image3.7
70.1mm x 140.6mm x 6.8mm
Weightrating-image3.2
163.5g
rating-image3.9
130.0g
Size of screenrating-image4.5
6.2inch
rating-image3.7
5.0inch
Screen clarityrating-image2.7
271ppi
rating-image3.0
293ppi
Battery durationrating-image4.0
4030.0mAh
rating-image2.8
2420.0mAh
Processing capabilityrating-image3.0
1.95GHz+1.45GHz×8(8.0-cores)
rating-image2.8
1.7GHz+1.0GHz×8(8.0-cores)
Memory capacityrating-image2.5
2.0GB
rating-image2.5
2.0GB
Storage capacityrating-image2.5
16.0GB
rating-image2.5
16.0GB
Rear camera functionrating-image3.1
13.0MP
rating-image3.1
13.0MP
Front camera functionrating-image2.9
8.0MP
rating-image2.5
5.0MP

Compare Performance and Usability

Size comparison of "vivo Y91i (2018) 16GB" and "Oppo R1x (2015) 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 Y91i (2018) 16GB" is 75.1mm wide, 155.1mm tall, and 8.3mm thick. The "Oppo R1x (2015) 16GB" is 70.1mm tall, 140.6mm wide, and 6.8mm thick.

The "Oppo R1x (2015) 16GB" is also more compact than the "vivo Y91i (2018) 16GB" in terms of the thickness of the devices. The "Oppo R1x (2015) 16GB" is easier than the "vivo Y91i (2018) 16GB" to hold with one hand, and you are less likely to accidentally drop it. If you're looking for a smartphone that fits nicely in your hand and can be gripped firmly, we recommend buying the "Oppo R1x (2015) 16GB" rather than the "vivo Y91i (2018) 16GB".

Comparing the width and height of the main unit, the "Oppo R1x (2015) 16GB" is smaller and more compact than the "vivo Y91i (2018) 16GB". As a result, the "Oppo R1x (2015) 16GB" is easier to operate with one hand and it is more portable without getting in your way than the "vivo Y91i (2018) 16GB". Therefore, the "Oppo R1x (2015) 16GB" is recommended.

Comparing the overall size of the main unit, the "Oppo R1x (2015) 16GB" is smaller than the "vivo Y91i (2018) 16GB". As a result, it is easier to use the "Oppo R1x (2015) 16GB" with one hand compared to the "vivo Y91i (2018) 16GB", and its size makes it more comfortable to carry around. For this reason, the "Oppo R1x (2015) 16GB" is recommended.

ScoreDimensions (width x height x thickness)
vivo Y91i (2018) 16GB62/10075.1mm x 155.1mm x 8.3mm
Oppo R1x (2015) 16GB73/10070.1mm x 140.6mm x 6.8mm

Which one is easier to hold, "vivo Y91i (2018) 16GB" or "Oppo R1x (2015) 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 Y91i (2018) 16GB" weighs 163.5g. The "Oppo R1x (2015) 16GB" clocks in at 130.0g. If you compare the weight of the two, the "Oppo R1x (2015) 16GB" is a considerably lighter smartphone than the "vivo Y91i (2018) 16GB", with a difference of about 33.5g. Because of this, the "Oppo R1x (2015) 16GB" puts less of a burden on the fingers and wrists than the "vivo Y91i (2018) 16GB". 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 "Oppo R1x (2015) 16GB" rather than the "vivo Y91i (2018) 16GB".

ScoreWeight
vivo Y91i (2018) 16GB64/100163.5g
Oppo R1x (2015) 16GB78/100130.0g

Which is better in terms of display, "vivo Y91i (2018) 16GB" or "Oppo R1x (2015) 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 Y91i (2018) 16GB" is 6.2inch, and 5.0inch on the "Oppo R1x (2015) 16GB". Comparing the sizes of the screens and displays, the "vivo Y91i (2018) 16GB" is considerably larger than the "Oppo R1x (2015) 16GB", with a difference of about 1.2inch. Compared to the "Oppo R1x (2015) 16GB", the "vivo Y91i (2018) 16GB" makes buttons in apps easier to press, and the visuals look more impressive in videos and games. The larger screen of the "vivo Y91i (2018) 16GB" 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 Y91i (2018) 16GB" rather than the "Oppo R1x (2015) 16GB".

ScoreDisplay size
vivo Y91i (2018) 16GB90/1006.2inch
Oppo R1x (2015) 16GB74/1005.0inch

Which one has a better display, "vivo Y91i (2018) 16GB" or "Oppo R1x (2015) 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 Y91i (2018) 16GB" has a 720 x 1520 resolution and a pixel density of 271ppi. The "Oppo R1x (2015) 16GB", on the other hand, has a screen resolution of 720 x 1280 and a pixel density of 293ppi. Comparing the number of pixels on the screen, the pixel density of the "Oppo R1x (2015) 16GB" is higher than the "vivo Y91i (2018) 16GB", with a difference of approximately 22ppi. Therefor, the "Oppo R1x (2015) 16GB" is better able to display images and videos than the "vivo Y91i (2018) 16GB", and is easier on the eyes. For this reason, the "Oppo R1x (2015) 16GB" is recommended.

ScorePixel density
vivo Y91i (2018) 16GB54/100271ppi
Oppo R1x (2015) 16GB59/100293ppi

How is the battery duration of "vivo Y91i (2018) 16GB" different from that of "Oppo R1x (2015) 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 Y91i (2018) 16GB" has a battery capacity of 4030.0mAh, while the "Oppo R1x (2015) 16GB" has a 2420.0mAh battery. With regards to battery performance, the "vivo Y91i (2018) 16GB" has a substantially larger battery capacity than the "Oppo R1x (2015) 16GB", with a difference of 1610mAh. The "vivo Y91i (2018) 16GB" can be used without charging for a longer time than the "Oppo R1x (2015) 16GB", 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 "vivo Y91i (2018) 16GB" rather than the "Oppo R1x (2015) 16GB".

ScoreBattery capacity
vivo Y91i (2018) 16GB80/1004030.0mAh
Oppo R1x (2015) 16GB56/1002420.0mAh

Which is better in terms of CPU function, "vivo Y91i (2018) 16GB" or "Oppo R1x (2015) 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 Y91i (2018) 16GB" is equipped with a Qualcomm SDM439 Snapdragon 439 processor, and its performance speed is 1.95GHz+1.45GHz×8(8.0-cores). The "Oppo R1x (2015) 16GB" uses an Qualcomm MSM8939 Snapdragon 615 CPU that performs at a speed of 1.7GHz+1.0GHz×8(8.0-cores). Comparing their CPU performance, the "vivo Y91i (2018) 16GB" has higher specs than the "Oppo R1x (2015) 16GB". For this reason, applications run better on the "vivo Y91i (2018) 16GB" compared to the "Oppo R1x (2015) 16GB", and games run very smoothly. Therefore, the "vivo Y91i (2018) 16GB" is recommended.

ScoreCPU specs
vivo Y91i (2018) 16GB60/1001.95GHz+1.45GHz×8(8.0-cores)
Oppo R1x (2015) 16GB55/1001.7GHz+1.0GHz×8(8.0-cores)

How is "vivo Y91i (2018) 16GB" different from "Oppo R1x (2015) 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 Y91i (2018) 16GB" has 2.0GB of memory. The "Oppo R1x (2015) 16GB", on the other hand, has 2.0GB. Memory performance is roughly the same for both the "vivo Y91i (2018) 16GB" and "Oppo R1x (2015) 16GB"; 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 Y91i (2018) 16GB50/1002.0GB
Oppo R1x (2015) 16GB50/1002.0GB

Which has a better storage capacity, "vivo Y91i (2018) 16GB" or "Oppo R1x (2015) 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 Y91i (2018) 16GB" has 16.0GB of storage, while the "Oppo R1x (2015) 16GB" has 16.0GB. There is no real difference between the "vivo Y91i (2018) 16GB"and "Oppo R1x (2015) 16GB" 's ROMs and storage capacities, so both can store roughly the same amount of photographs and apps. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreStorage size
vivo Y91i (2018) 16GB50/10016.0GB
Oppo R1x (2015) 16GB50/10016.0GB

Compare the rear cameras of "vivo Y91i (2018) 16GB" and "Oppo R1x (2015) 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 Y91i (2018) 16GB" has 13.0MP. The "Oppo R1x (2015) 16GB" has 13.0MP. The rear facing cameras of the "vivo Y91i (2018) 16GB" and "Oppo R1x (2015) 16GB" 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 Y91i (2018) 16GB61/10013.0MP
Oppo R1x (2015) 16GB61/10013.0MP

Which has a front camera with better picture quality, "vivo Y91i (2018) 16GB" or "Oppo R1x (2015) 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 Y91i (2018) 16GB" has a resolution of 8.0MP. The "Oppo R1x (2015) 16GB"'s has 5.0MP. Comparing the front-facing camera performance, the number of pixels of the front-facing camera on the "vivo Y91i (2018) 16GB" is higher than the "Oppo R1x (2015) 16GB", with a difference of approximately 3MP. For this reason, it is possible to take higher quality selfies and make clear prints with the "vivo Y91i (2018) 16GB" than the "Oppo R1x (2015) 16GB". Therefore, the "vivo Y91i (2018) 16GB" is recommended.

ScoreFront-camera resolution
vivo Y91i (2018) 16GB58/1008.0MP
Oppo R1x (2015) 16GB50/1005.0MP

Compare Performance Specs

vivo Y91i (2018) 16GBOppo R1x (2015) 16GB
Imagevivo Y91i (2018) 16GBOppo R1x (2015) 16GB
MakervivoOppo
Release date2018-112015-01
ColorStarry Black/Ocean Blue/RedDark blue/White
OSAndroidAndroid
Dimensions (width x height x thickness)75.1mm x 155.1mm x 8.3mm70.1mm x 140.6mm x 6.8mm
Weight163.5g130.0g
Display size6.2inch5.0inch
Display typeIPS LCDIPS LCD
Screen resolution (width x height)720 x 1520720 x 1280
Pixel density271ppi293ppi
Battery capacity4030.0mAh2420.0mAh
ChipsetQualcomm SDM439 Snapdragon 439Qualcomm MSM8939 Snapdragon 615
CPU specs1.95GHz+1.45GHz×8(8.0-cores)1.7GHz+1.0GHz×8(8.0-cores)
RAM size2.0GB2.0GB
Storage size16.0GB16.0GB
Rear-camera resolution13.0MP13.0MP
Front-camera resolution8.0MP5.0MP

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