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Zenfone Selfie ZD551KL 32GB vs. Xperia XA Ultra 16GB Specs & Scores

Created date: 2018-09-30 22:03:26, Updated date: 2020-04-16 13:03:50

Zenfone Selfie ZD551KL 32GBXperia XA Ultra 16GB
Zenfone Selfie ZD551KL 32GBXperia XA Ultra 16GB

Are you having trouble comparing the differences in features and performance of the "Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 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.

Zenfone Selfie ZD551KL 32GBXperia XA Ultra 16GB
Zenfone Selfie ZD551KL 32GB

Xperia XA Ultra 16GB

General rating:
Holding comfortrating-image2.7
77.2mm x 156.5mm x 10.8mm
rating-image2.7
79.0mm x 164.0mm x 8.4mm
Weightrating-image3.1
170.0g
rating-image2.5
202.0g
Screen sizerating-image4.1
5.5inch
rating-image4.5
6.0inch
Display qualityrating-image4.3
400ppi
rating-image3.9
367ppi
Battery liferating-image3.3
3000.0mAh
rating-image3.0
2700.0mAh
Processing powerrating-image3.2
1.7GHz+1.0GHz×8(8.0-cores)
rating-image3.4
2.0GHz+1.0GHz×8(8.0-cores)
Memory capacityrating-image3.0
3.0GB
rating-image3.0
3.0GB
Storage capacityrating-image2.8
32.0GB
rating-image2.5
16.0GB
Rear camera performancerating-image3.1
13.0MP
rating-image1.4
5.0MP
Front camera performancerating-image3.6
13.0MP
rating-image3.8
16.0MP

"Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB", performance comparison

"Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB" size comparison. Which to choose?

The size of the body has a big influence on the ease of carrying and one-handed operation. The narrower the width, the easier it is to firmly grasp and hold, but you also have to take into account the device's thickness. Also, if the width and height are smaller, its easier to operate one-handed since its easier to extend your fingers. On the contrary, if the width and height are large, it's difficult to fit in your pocket and is bulky even when put in a bag, and portability is impaired.

The "Zenfone Selfie ZD551KL 32GB" has a width of 77.2mm, a length of 156.5mm, and a thickness of 10.8mm. Also, the "Xperia XA Ultra 16GB" has a width of 79.0mm, a length of 164.0mm, and a thickness of 8.4mm.

Comparing the width and thickness of the body, there isn't much difference between the "Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB" in terms of size. For that reason, the ease of gripping and carrying the devices in one hand is about the same for both. Therefore it's better to compare them in terms of performance and functionality.

Comparing the width and thickness of the body, there isn't a large difference in size between the "Zenfone Selfie ZD551KL 32GB" and the "Xperia XA Ultra 16GB". For that reason their one-handed operability, portability, and bulkiness when carried is about the same. That's why I think it's better to compare them in terms of other aspects of performance and functionality.

Comparing the overall size of the two devices, there isn't a big difference in size between the "Zenfone Selfie ZD551KL 32GB" and the "Xperia XA Ultra 16GB". For that reason the ease of carrying and use with one hand is about the same for both. That's why it is better to compare the two in terms of other aspects of performance and functionality.

ScoreDimensions (width x height x thickness)
Zenfone Selfie ZD551KL 32GB53/10077.2mm x 156.5mm x 10.8mm
Xperia XA Ultra 16GB54/10079.0mm x 164.0mm x 8.4mm

"Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB", which is more comfortable to hold? Weight comparison

The weight of the device affects hand fatigue and the burden placed upon the wrist. The lighter it is, the longer you'll be able to operate the device without tiring. Also, if the burden placed on the wrist is lower, you'll be able to use the device more comfortably. However if the weight isn't right for you, it could place more of a burden on your body, causing you to feel stress.

The weight of the "Zenfone Selfie ZD551KL 32GB" is about 170.0g, and the weight of the "Xperia XA Ultra 16GB" is about 202.0g. Comparing the weight of the two devices, the "Zenfone Selfie ZD551KL 32GB" is a considerably lighter smart phone than the "Xperia XA Ultra 16GB", and there is a difference of about 32g. In terms of the burden placed upon your fingers and wrist, the "Zenfone Selfie ZD551KL 32GB" is superior to the "Xperia XA Ultra 16GB". If you are going for a smart phone that won't lead to hand fatigue even after extended use, and is less likely to place a burden on your fingers, we recommend purchasing the "Zenfone Selfie ZD551KL 32GB" over the "Xperia XA Ultra 16GB".

ScoreWeight
Zenfone Selfie ZD551KL 32GB62/100170.0g
Xperia XA Ultra 16GB49/100202.0g

"Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB", whose display is easier to use?

The size of the screen affects usability and screen visibility. A larger screen means larger letters and buttons on apps, so the user is less likely to tap adjacent buttons by mistake. In addition, the user can enjoy a more intense experience when playing games and watching videos.

The "Zenfone Selfie ZD551KL 32GB" has a 5.5inch display. Also, the "Xperia XA Ultra 16GB" has a 6.0inch display. Comparing the screen size, the "Xperia XA Ultra 16GB" has a larger screen compared to the "Zenfone Selfie ZD551KL 32GB", with a roughly 0.5inch difference. As a result, the user is less likely to mistap when using apps on the "Xperia XA Ultra 16GB" than on the "Zenfone Selfie ZD551KL 32GB", and is also able to enjoy videos and games on a larger screen. Therefore, we recommend the "Xperia XA Ultra 16GB".

ScoreDisplay size
Zenfone Selfie ZD551KL 32GB82/1005.5inch
Xperia XA Ultra 16GB90/1006.0inch

"Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB", which has a clearer display?

Pixel density affects picture quality, and the higher the pixel density, the better the picture quality, which means the user can gain more enjoyment from games and videos. In addition, higher picture quality decreases eyestrain, which means that the user will experience less eye fatigue after prolonged use.

The resolution on the "Zenfone Selfie ZD551KL 32GB" is 1080 x 1920, and pixel density is 400ppi. Also, the resolution on the "Xperia XA Ultra 16GB" is 1080 x 1920, and pixel density is 367ppi. Comparing the pixel count, the "Zenfone Selfie ZD551KL 32GB" has a higher pixel density than the "Xperia XA Ultra 16GB", with a difference of roughly 33ppi. As a result, images and videos on the "Zenfone Selfie ZD551KL 32GB" have better picture quality than on the "Xperia XA Ultra 16GB", and the former is also easier on the eyes. Therefore, we recommend the "Zenfone Selfie ZD551KL 32GB".

ScorePixel density
Zenfone Selfie ZD551KL 32GB85/100400ppi
Xperia XA Ultra 16GB77/100367ppi

"Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB", a summary of the differences in battery life

Battery performance greatly affects battery life, but greater battery capacity does not necessarily mean greater battery life, since battery efficiency should also be considered. Bigger screens and higher CPU performance will mean the batteries are depleted more quickly.

The "Zenfone Selfie ZD551KL 32GB" is 3000.0mAh, and the "Xperia XA Ultra 16GB" is 2700.0mAh. Regarding battery capacity, there is a negligible difference in battery capacity between the "Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB". Since both have roughly equal battery life, you are better off comparing them based on other aspects of performance and functionality.

ScoreBattery capacity
Zenfone Selfie ZD551KL 32GB65/1003000.0mAh
Xperia XA Ultra 16GB60/1002700.0mAh

"Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB", which has better CPU?

CPU performance affects the ability to process programs, and the ability to process programs is determined by the product of the number of cores in the CPU and the CPU frequency. The higher this performance is, the more smoothly apps and games will run, and with low performance apps and games become heavy and stress is experienced.

The "Zenfone Selfie ZD551KL 32GB"'s CPU is a Qualcomm MSM8939 Snapdragon 615, with performance measured at 1.7GHz+1.0GHz×8(8.0-cores). Also, the "Xperia XA Ultra 16GB"'s CPU is a Mediatek MT6755 Helio P10, with performance measured at 2.0GHz+1.0GHz×8(8.0-cores). Comparing CPU performance, there is almost no difference in the specs of the "Zenfone Selfie ZD551KL 32GB" and the "Xperia XA Ultra 16GB". For that reason the level of smoothness felt when using apps and comfortable handling of games is about the same. For that reason it is better to compare them in terms of other aspects of performance and functionality.

ScoreCPU specs
Zenfone Selfie ZD551KL 32GB64/1001.7GHz+1.0GHz×8(8.0-cores)
Xperia XA Ultra 16GB68/1002.0GHz+1.0GHz×8(8.0-cores)

"Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB", what's the difference in memory capacity?

RAM affects multitasking ability and the stability of apps. The larger the amount of RAM is, the more stability there will be even in situations where multiple apps are running simultaneously, allowing for comfortable use. In addition, animation will be more smooth, and apps will be less likely to freeze or crash. Also, without sufficient RAM, there are games you won't be able to run, so it is necessary to be careful.

The weight of the "Zenfone Selfie ZD551KL 32GB" is 3.0GB and the weight of the "Xperia XA Ultra 16GB" is 3.0GB. Comparing the devices in terms of RAM, there is almost no difference in the amount of RAM of the "Zenfone Selfie ZD551KL 32GB" and the "Xperia XA Ultra 16GB". For that reason they have about the same level of multitasking performance and 3D game and VR smoothness. That's why it is better to make a comparison in terms of other aspects of performance and functionality.

ScoreRAM size
Zenfone Selfie ZD551KL 32GB60/1003.0GB
Xperia XA Ultra 16GB60/1003.0GB

"Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB", which has more data storage?

Storage capacity affects the amount of data that is capable of being stored. The larger the storage capacity, the more pictures you can take and the more applications you can install. In addition, if your smartphone accepts SD cards, then you can increase its storage capacity. However, there are performance related drawbacks, including a slower data transfer rate than the primary memory, and you cannot transfer all your data on the card, so be warned.

The data storage capacity of the "Zenfone Selfie ZD551KL 32GB" is 32.0GB. Also the "Xperia XA Ultra 16GB" is 16.0GB. Regarding storage capacity, the "Zenfone Selfie ZD551KL 32GB" has a greater storage capacity compared to the "Xperia XA Ultra 16GB", with a roughly 16GB difference. As a result, the "Zenfone Selfie ZD551KL 32GB" can take more pictures and videos, and have more applications installed, than the "Xperia XA Ultra 16GB". Therefore, we recommend the "Zenfone Selfie ZD551KL 32GB".

ScoreStorage size
Zenfone Selfie ZD551KL 32GB55/10032.0GB
Xperia XA Ultra 16GB50/10016.0GB

"Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB" rear camera performance comparison. Which has a higher resolution?

One factor that determines the performance of the exterior camera located on the back of the device (the rear/back camera) is the pixel count. The larger the pixel count, the higher the resolution of the pictures you can take, and the cleaner the pictures will look when printed.

"Zenfone Selfie ZD551KL 32GB" has a 13.0MP main camera. Also, "Xperia XA Ultra 16GB" has a 5.0MP main camera. Comparing rear camera performance, the "Zenfone Selfie ZD551KL 32GB" has a much higher pixel count compared to the "Xperia XA Ultra 16GB", with a roughly 8MP difference. In terms of taking or shooting high resolution pictures or videos that will look clean when printed, the "Zenfone Selfie ZD551KL 32GB" is superior to the "Xperia XA Ultra 16GB". If you are looking for a smartphone that is suited for shooting videos and taking pictures, we recommend the "Zenfone Selfie ZD551KL 32GB" over the "Xperia XA Ultra 16GB".

ScoreRear-camera resolution
Zenfone Selfie ZD551KL 32GB61/10013.0MP
Xperia XA Ultra 16GB27/1005.0MP

"Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB", whose front camera has a better picture quality?

One factor that determines the performance of the exterior camera located on the front of the device (the in/front camera) is the pixel count. The larger the pixel count, the higher the resolution of the pictures you can take, and the cleaner the pictures will look when printed.

"Zenfone Selfie ZD551KL 32GB" has an 13.0MP front camera and "Xperia XA Ultra 16GB" has an 16.0MP front camera. Comparing rear camera performance, the "Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB" have approximately the same pixel count. As a result, they can both take pictures and shoot videos of roughly the same quality. Therefore, we recommend comparing the two based on other aspects of performance and functionality.

ScoreFront-camera resolution
Zenfone Selfie ZD551KL 32GB71/10013.0MP
Xperia XA Ultra 16GB75/10016.0MP

"Zenfone Selfie ZD551KL 32GB" and "Xperia XA Ultra 16GB", performance comparison by specification sheet

Zenfone Selfie ZD551KL 32GBXperia XA Ultra 16GB
ImageZenfone Selfie ZD551KL 32GBXperia XA Ultra 16GB
MakerAsusSony
Release date2015-082016-07
ColorPure White/Chic Pink/Aqua BlueWhite/Graphite Black/Lime Gold
OSAndroidAndroid
Dimensions (width x height x thickness)77.2mm x 156.5mm x 10.8mm79.0mm x 164.0mm x 8.4mm
Weight170.0g202.0g
Display size5.5inch6.0inch
Display typeIPS LCDIPS LCD
Screen resolution (width x height)1080 x 19201080 x 1920
Pixel density400ppi367ppi
Battery capacity3000.0mAh2700.0mAh
ChipsetQualcomm MSM8939 Snapdragon 615Mediatek MT6755 Helio P10
CPU specs1.7GHz+1.0GHz×8(8.0-cores)2.0GHz+1.0GHz×8(8.0-cores)
RAM size3.0GB3.0GB
Storage size32.0GB16.0GB
Rear-camera resolution13.0MP5.0MP
Front-camera resolution13.0MP16.0MP

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