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Xiaomi Redmi K30 256GB vs vivo Y91i (2018) 16GB: Specs & Scores

Created date: 2019-12-09 14:49:40, Updated date: 2022-06-02 17:25:57

Xiaomi Redmi K30 256GBvivo Y91i (2018) 16GB
Xiaomi Redmi K30 256GBvivo Y91i (2018) 16GB

Which do we recommend after comparing the "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB"? We evaluated the differences between the two models. This article is recommended for those who are trying to choose between the "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB".

Xiaomi Redmi K30 256GBvivo Y91i (2018) 16GB
Xiaomi Redmi K30 256GB

vivo Y91i (2018) 16GB

General rating:

74.9/100

(The 3274th of all smartphones)

59.8/100

(The 3743th of all smartphones)

Grip
47/100
57/100
Screen quality
81/100
66/100
Performance
98/100
61/100
Storage size
90/100
70/100
Battery
100/100
100/100
Rear-camera resolution
100/100
72/100
Front-camera resolution
100/100
80/100

What is the difference between the "Xiaomi Redmi K30 256GB" and the "vivo Y91i (2018) 16GB"? See a detailed comparison of ease of use and performance

Comparison of weight and size of the "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB"

The design of Xiaomi Redmi K30 256GB

The "Xiaomi Redmi K30 256GB" is 165.3mm long, 76.6mm wide, and 8.8mm thick. It weighs 208.0g.

The design of vivo Y91i (2018) 16GB

The "vivo Y91i (2018) 16GB" is 155.1mm long, 75.1mm wide, and 8.3mm thick. It weighs 163.5g.

Which is the better design to use?

In comparison, the size difference is 10.2mm in length, 1.5mm in width, and 0.5mm in thickness. Both the "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB" are equally easy to use with one hand. Hiragana flick input is basically just as easy to use with "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB". Both the "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB" are basically equally portable and easy to handle.

The difference in weight is 44.5g. The "vivo Y91i (2018) 16GB" is much lighter, putting less burden on the hand.

Xiaomi Redmi K30 256GB

vivo Y91i (2018) 16GB

Ease of holding it in one hand60/10064/100
How much it does not feel heavy to hold in one hand14/10043/100
Ease of carrying around57/10059/100

Compare the display of the "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB"

Display of the Xiaomi Redmi K30 256GB

The "Xiaomi Redmi K30 256GB" uses a IPS LCD liquid crystal. The resolution is 1080 x 2400, and the pixel density is 394ppi. The "Xiaomi Redmi K30 256GB" has a 6.67inch screen size.

Display of the vivo Y91i (2018) 16GB

The "vivo Y91i (2018) 16GB" uses a IPS LCD liquid crystal. The resolution is 720 x 1520, and the pixel density is 271ppi. The "vivo Y91i (2018) 16GB" has a 6.2inch screen size.

Which has a better screen?

This makes a 0.46inch difference in the display sizes. When you actually look at the screen, "Xiaomi Redmi K30 256GB" feels like it has a slightly bigger display. For doing internet research using systems such as SNS, there is not much difference between the two phones. Both the "Xiaomi Redmi K30 256GB" and the "vivo Y91i (2018) 16GB" can be easily used for this kind of purpose. If you compare how well the different phones support mobile games, the display size of "Xiaomi Redmi K30 256GB" makes it more suited for playing games. Both the "Xiaomi Redmi K30 256GB" and the "vivo Y91i (2018) 16GB" can be easily used for this kind of purpose.

In terms of display, the "Xiaomi Redmi K30 256GB" is a better choice for those looking to use their phone for browsing the web or for gaming. 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. The "Xiaomi Redmi K30 256GB" also offers a crisp, cleaner display when using a VR headset than the "vivo Y91i (2018) 16GB". The "vivo Y91i (2018) 16GB" has the performance needed for this kind of purpose.

Xiaomi Redmi K30 256GB

vivo Y91i (2018) 16GB

How suited is the screen for usual usage?81/10077/100
How suited is the screen to play games on?86/10081/100

Compare the camera performances of the "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB"

Camera performance of Xiaomi Redmi K30 256GB

The main camera of the "Xiaomi Redmi K30 256GB" has 64.0MP. The front camera has 20.0MP.

Camera performance of vivo Y91i (2018) 16GB

The main camera of the "vivo Y91i (2018) 16GB" has 13.0MP. The front camera has 8.0MP.

Which camera performance is better?

The back cameras thus have a 51MP difference in comparison. The "Xiaomi Redmi K30 256GB" also functions better for long-shot photos for the perfect group photo or a picturesque shot of a beautiful location. The "Xiaomi Redmi K30 256GB"'s rear camera triumphs as well, boasting a better megapixel count for close-up Instagram-worthy pictures of meals and desserts. Both the "Xiaomi Redmi K30 256GB" and the "vivo Y91i (2018) 16GB" can be easily used for this kind of purpose.

There is a 12MP difference in front camera pixel number. The "Xiaomi Redmi K30 256GB"'s front camera also works terrifically well with selfie sticks and for capturing distant objects like the background scenery in your selfies. The "Xiaomi Redmi K30 256GB" has the necessary specs for this kind of purpose. The "Xiaomi Redmi K30 256GB"'s front camera has a more suitable megapixel count for shooting objects up close for selfies and such.

Xiaomi Redmi K30 256GB

vivo Y91i (2018) 16GB

Is is suited to taking far away objects with the rear camera?100/10072/100
Is it suited for taking close objects with the built-in camera?100/10080/100

Comparison of the processing capabilities of the "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB"

The processing capability of the Xiaomi Redmi K30 256GB

Performance is defined by the chipset, and the "Xiaomi Redmi K30 256GB" uses the Qualcomm SDM730 Snapdragon 730G SoC. The CPU performance is 2.2GHz+1.8GHz×8(8.0-cores). The memory capacity is 8.0GB.

The processing capability of the vivo Y91i (2018) 16GB

Performance is defined by the chipset, and the "vivo Y91i (2018) 16GB" uses the Qualcomm SDM439 Snapdragon 439 SoC. The CPU performance is 1.95GHz+1.45GHz×8(8.0-cores). The memory capacity is 2.0GB.

Which has the better processing capability?

As compared to the "vivo Y91i (2018) 16GB", the "Xiaomi Redmi K30 256GB" boasts boasts a better CPU and specs. This is a 6GB difference in memory capacity. The "Xiaomi Redmi K30 256GB" has more memory storage, making the "Xiaomi Redmi K30 256GB" work better for multitasking or running 3D games.

For those who only use their phone's basic features like emailing, instant messaging, or social media, the "Xiaomi Redmi K30 256GB" is the better choice to buy over the "vivo Y91i (2018) 16GB". Users looking for a phone to meet their web browsing and video playing needs, with the occasional game every now and then, should definitely go for the "Xiaomi Redmi K30 256GB". Both the "Xiaomi Redmi K30 256GB" and the "vivo Y91i (2018) 16GB" can be easily used for this kind of purpose.

The "Xiaomi Redmi K30 256GB" runs 2D games and simple 3D games much more smoothly, making it the better choice in this area. Complex, full-fledged 3D games definitely run better on the "Xiaomi Redmi K30 256GB" than the "vivo Y91i (2018) 16GB". The "Xiaomi Redmi K30 256GB" has the necessary specs for this kind of purpose.

Xiaomi Redmi K30 256GB

vivo Y91i (2018) 16GB

Review on the CPU capbility and memory capacity when using Social Networks or the Internet100/10078/100
Review on the CPU speed and the memory capacity while playing 3D games97/10043/100

Comparison of the battery life of the "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB"

Battery performance of Xiaomi Redmi K30 256GB

The "Xiaomi Redmi K30 256GB" has a battery capacity of 4500.0mAh.

Battery performance of vivo Y91i (2018) 16GB

The "vivo Y91i (2018) 16GB" has a battery capacity of 4030.0mAh.

Which battery perfomances is better?

This makes a difference in battery capacity of 470mAh, 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.

If you use the phone infrequently for just making calls or checking the time, I think the "Xiaomi Redmi K30 256GB" is a bit better. 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 "Xiaomi Redmi K30 256GB" and the "vivo Y91i (2018) 16GB". Both the "Xiaomi Redmi K30 256GB" and the "vivo Y91i (2018) 16GB" 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 "Xiaomi Redmi K30 256GB" and the "vivo Y91i (2018) 16GB" can be easily used for this kind of purpose.

Xiaomi Redmi K30 256GB

vivo Y91i (2018) 16GB

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 "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB"

The storage capacity of the Xiaomi Redmi K30 256GB

The "Xiaomi Redmi K30 256GB" has 256.0GB 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 vivo Y91i (2018) 16GB

The "vivo Y91i (2018) 16GB" has 16.0GB 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.

Which has the easier storage to use?

The difference in internal memory is about 240GB. The "Xiaomi Redmi K30 256GB" offers plenty of storage for those looking to use a few social media apps and games. Avid gamers should look to the "Xiaomi Redmi K30 256GB" for fulfilling their storage needs, as the "vivo Y91i (2018) 16GB" unfortunately falls behind here. The "Xiaomi Redmi K30 256GB" has the necessary specs for this kind of purpose.

When the storage added with a SD card is included, then the difference is about 240GB. Because the speed of loading from or saving to the SD card is slow, it is suited for saving pictures or videos. If you want to save long videos or save lots of photos, it does not make much difference whether you choose "Xiaomi Redmi K30 256GB" or "vivo Y91i (2018) 16GB". Both the "Xiaomi Redmi K30 256GB" and the "vivo Y91i (2018) 16GB" can be easily used for this kind of purpose.

Xiaomi Redmi K30 256GB

vivo Y91i (2018) 16GB

Review on the storage capacity when playing many games90/10070/100
Review on when you store many pictures and videos95/10090/100

Which to buy, the "Xiaomi Redmi K30 256GB" or "vivo Y91i (2018) 16GB"

At the end of the day which is better, the "Xiaomi Redmi K30 256GB" or "vivo Y91i (2018) 16GB"?

"vivo Y91i (2018) 16GB" is easier for the user to hold and is more compact, and so it is recommended. Its perfect screen size of 6.67inch makes the "Xiaomi Redmi K30 256GB" a lot easier to use. The "Xiaomi Redmi K30 256GB" also hands down has the superior specs. Between the "Xiaomi Redmi K30 256GB" and the "vivo Y91i (2018) 16GB", the "Xiaomi Redmi K30 256GB" is overall the clear winner.

Xiaomi Redmi K30 256GB

vivo Y91i (2018) 16GB

Handling47/10057/100
Display81/10066/100
CPU specs98/10061/100
General rating86/10069/100

Is it recommended to buy the Xiaomi Redmi K30 256GB, compared with other smartphones?

Compared to other smartphones, the "Xiaomi Redmi K30 256GB" 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 "Xiaomi Redmi K30 256GB" is a high-end smart phone.

Is it recommended to buy the vivo Y91i (2018) 16GB, compared with other smartphones?

Compared to other smartphones, the "vivo Y91i (2018) 16GB" 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 capabilities are of a slightly higher specification compared to the average smart phone, and can be said to be more than adequate for normal use. However, its performance may feel slightly inadequate when playing 3D games and such. Looking at the overall specifications, the "vivo Y91i (2018) 16GB" is a middle-range to high-end smart phone.

What are the spec differences between the "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB" ?

A summary of the technical specifications of the "Xiaomi Redmi K30 256GB" and "vivo Y91i (2018) 16GB". Functions and performance variations on the same model will be highlighted in red.

Xiaomi Redmi K30 256GBvivo Y91i (2018) 16GB
Xiaomi Redmi K30 256GBvivo Y91i (2018) 16GB
ColorBlue/Red/PurpleStarry Black/Ocean Blue/Red
OSAndroidAndroid
Dimensions (width x height x thickness)76.6mm x 165.3mm x 8.8mm75.1mm x 155.1mm x 8.3mm
Weight208.0g163.5g
Display size6.67inch6.2inch
Display typeIPS LCDIPS LCD
Screen resolution (width x height)1080 x 2400720 x 1520
Pixel density394ppi271ppi
Battery capacity4500.0mAh4030.0mAh
ChipsetQualcomm SDM730 Snapdragon 730GQualcomm SDM439 Snapdragon 439
CPU specs2.2GHz+1.8GHz×8(8.0-cores)1.95GHz+1.45GHz×8(8.0-cores)
RAM size8.0GB2.0GB
Storage size256.0GB16.0GB
Rear-camera resolution64.0MP13.0MP
Front-camera resolution20.0MP8.0MP

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