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Xperia Z SO-02E docomo 16GB vs Xperia Z4 SoftBank 32GB

Created date: 02/24/2018, 21:14:42, Updated date: 04/04/2020, 14:39:30

Xperia Z SO-02E docomo 16GBXperia Z4 SoftBank 32GB
Xperia Z SO-02E docomo 16GBXperia Z4 SoftBank 32GB

How did the evaluations between the "Xperia Z SO-02E docomo 16GB" and "Xperia Z4 SoftBank 32GB" 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!

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Xperia Z SO-02E docomo 16GBXperia Z4 SoftBank 32GB
Xperia Z SO-02E docomo 16GB

Xperia Z4 SoftBank 32GB

General rating:
Portabilityrating-image3.5
69/100
rating-image3.5
69/100
Weightrating-image3.6
71/100
rating-image3.6
72/100
Size of screenrating-image3.7
74/100
rating-image3.9
77/100
Screen clarityrating-image4.3
85/100
rating-image4.3
85/100
Battery durationrating-image2.7
54/100
rating-image3.2
63/100
Processing capabilityrating-image2.1
42/100
rating-image3.7
73/100
Memory capacityrating-image2.5
50/100
rating-image3.0
60/100
Storage capacityrating-image2.5
50/100
rating-image2.8
55/100
Rear camera functionrating-image3.1
61/100
rating-image4.0
79/100
Front camera functionrating-image1
18/100
rating-image2.5
49/100
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Compare Performance and Usability

Size comparison of "Xperia Z SO-02E docomo 16GB" and "Xperia Z4 SoftBank 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 "Xperia Z SO-02E docomo 16GB" is 71mm wide, 139mm tall, and 7.9mm thick. The "Xperia Z4 SoftBank 32GB" is 72mm tall, 146mm wide, and 6.9mm thick.

There is no real difference between the "Xperia Z SO-02E docomo 16GB" and "Xperia Z4 SoftBank 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.

There is no real difference in length or width between the "Xperia Z SO-02E docomo 16GB" and "Xperia Z4 SoftBank 32GB", 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 "Xperia Z SO-02E docomo 16GB"and "Xperia Z4 SoftBank 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)
Xperia Z SO-02E docomo 16GB69/10071mm x 139mm x 7.9mm
Xperia Z4 SoftBank 32GB69/10072mm x 146mm x 6.9mm

Which one is easier to hold, "Xperia Z SO-02E docomo 16GB" or "Xperia Z4 SoftBank 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 "Xperia Z SO-02E docomo 16GB" weighs 146g. The "Xperia Z4 SoftBank 32GB" clocks in at 144g. The "Xperia Z SO-02E docomo 16GB" and "Xperia Z4 SoftBank 32GB" have around the same weight, so prolonged use will tire out fingers nd wrists to around the same degree. Because of this, it is better to compare them based on other aspects of performance and function.

ScoreWeight
Xperia Z SO-02E docomo 16GB71/100146g
Xperia Z4 SoftBank 32GB72/100144g

Which is better in terms of display, "Xperia Z SO-02E docomo 16GB" or "Xperia Z4 SoftBank 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 "Xperia Z SO-02E docomo 16GB" is 5 inch, and 5.2 inch on the "Xperia Z4 SoftBank 32GB". The screens of the "Xperia Z SO-02E docomo 16GB" and "Xperia Z4 SoftBank 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
Xperia Z SO-02E docomo 16GB74/1005 inch
Xperia Z4 SoftBank 32GB77/1005.2 inch

Which one has a better display, "Xperia Z SO-02E docomo 16GB" or "Xperia Z4 SoftBank 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 "Xperia Z SO-02E docomo 16GB" has a 1080 x 1920 resolution and a pixel density of 440ppi. The "Xperia Z4 SoftBank 32GB", on the other hand, has a screen resolution of 1080 x 1920 and a pixel density of 423ppi. There is not much of a difference in the pixel resolutions of the "Xperia Z SO-02E docomo 16GB" and "Xperia Z4 SoftBank 32GB", so they are about the same in terms of clarity of image and gentleness on the eyes. For this reason it is better to compare them based on other aspects of performance and function.

ScorePixel density
Xperia Z SO-02E docomo 16GB85/100440ppi
Xperia Z4 SoftBank 32GB85/100423ppi
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How is the battery duration of "Xperia Z SO-02E docomo 16GB" different from that of "Xperia Z4 SoftBank 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 "Xperia Z SO-02E docomo 16GB" has a battery capacity of 2330mAh, while the "Xperia Z4 SoftBank 32GB" has a 2930mAh battery. Regarding the battery performance, the "Xperia Z4 SoftBank 32GB" has a larger battery capacity than the "Xperia Z SO-02E docomo 16GB", with a difference of 600mAh. If you are choosing based on the battery, the "Xperia Z4 SoftBank 32GB" is recommended over the "Xperia Z SO-02E docomo 16GB".

ScoreBattery capacity
Xperia Z SO-02E docomo 16GB54/1002330mAh
Xperia Z4 SoftBank 32GB63/1002930mAh

Which is better in terms of CPU function, "Xperia Z SO-02E docomo 16GB" or "Xperia Z4 SoftBank 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 "Xperia Z SO-02E docomo 16GB" is equipped with a Snapdragon S4 Pro APQ8064 processor, and its performance speed is 1.5GHz×4(Quad core). The "Xperia Z4 SoftBank 32GB" uses an Qualcomm Snapdragon 810 MSM8994 CPU that performs at a speed of 2.0GHz+1.5GHz×8(OctaCore). Comparing CPU performance, the "Xperia Z4 SoftBank 32GB" has significantly higher specs than the "Xperia Z SO-02E docomo 16GB". The "Xperia Z4 SoftBank 32GB" proves to be more advanced than the "Xperia Z SO-02E docomo 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 "Xperia Z4 SoftBank 32GB" rather than the "Xperia Z SO-02E docomo 16GB".

ScoreCPU specs
Xperia Z SO-02E docomo 16GB42/1001.5GHz×4(Quad core)
Xperia Z4 SoftBank 32GB73/1002.0GHz+1.5GHz×8(OctaCore)

How is "Xperia Z SO-02E docomo 16GB" different from "Xperia Z4 SoftBank 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 "Xperia Z SO-02E docomo 16GB" has 2GB of memory. The "Xperia Z4 SoftBank 32GB", on the other hand, has 3GB. As for memory performance, the "Xperia Z4 SoftBank 32GB" has a larger memory capacity than the "Xperia Z SO-02E docomo 16GB", with a difference of about 1GB. The "Xperia Z4 SoftBank 32GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Xperia Z SO-02E docomo 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 "Xperia Z4 SoftBank 32GB" rather than the "Xperia Z SO-02E docomo 16GB".

ScoreRAM size
Xperia Z SO-02E docomo 16GB50/1002GB
Xperia Z4 SoftBank 32GB60/1003GB

Which has a better storage capacity, "Xperia Z SO-02E docomo 16GB" or "Xperia Z4 SoftBank 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 "Xperia Z SO-02E docomo 16GB" has 16GB of storage, while the "Xperia Z4 SoftBank 32GB" has 32GB. Comparing the ROM and storage capacity, the "Xperia Z4 SoftBank 32GB" has a larger storage capacity compared to the "Xperia Z SO-02E docomo 16GB", with a difference of approximately 16GB. Consequently, the "Xperia Z4 SoftBank 32GB" can take more photos and videos than the "Xperia Z SO-02E docomo 16GB" and it is possible to install more applications on it. For this reason, the "Xperia Z4 SoftBank 32GB" is recommended.

ScoreStorage size
Xperia Z SO-02E docomo 16GB50/10016GB
Xperia Z4 SoftBank 32GB55/10032GB

Compare the rear cameras of "Xperia Z SO-02E docomo 16GB" and "Xperia Z4 SoftBank 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 "Xperia Z SO-02E docomo 16GB" has 13.1 MP. The "Xperia Z4 SoftBank 32GB" has 20.7 MP. The rear-facing camera of the "Xperia Z4 SoftBank 32GB" also has a higher pixel count than the "Xperia Z SO-02E docomo 16GB", with a difference of about 7.6 MP. The "Xperia Z4 SoftBank 32GB" is more capable than the "Xperia Z SO-02E docomo 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 "Xperia Z4 SoftBank 32GB" rather than the "Xperia Z SO-02E docomo 16GB".

ScoreRear-camera resolution
Xperia Z SO-02E docomo 16GB61/10013.1 MP
Xperia Z4 SoftBank 32GB79/10020.7 MP

Which has a front camera with better picture quality, "Xperia Z SO-02E docomo 16GB" or "Xperia Z4 SoftBank 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 "Xperia Z SO-02E docomo 16GB" has a resolution of 2.2 MP. The "Xperia Z4 SoftBank 32GB"'s has 5.1 MP. The front-facing camera of the "Xperia Z4 SoftBank 32GB" has a significantly higher number of pixels than the "Xperia Z SO-02E docomo 16GB", with a difference of about 2.8 MP. Therefore, the "Xperia Z4 SoftBank 32GB" is more suitable for taking photos and videos than the "Xperia Z SO-02E docomo 16GB". If you want to take and print high-quality selfies, we recommend buying the "Xperia Z4 SoftBank 32GB" rather than the "Xperia Z SO-02E docomo 16GB".

ScoreFront-camera resolution
Xperia Z SO-02E docomo 16GB18/1002.2 MP
Xperia Z4 SoftBank 32GB49/1005.1 MP
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Compare Performance Specs

Xperia Z SO-02E docomo 16GBXperia Z4 SoftBank 32GB
ImageXperia Z SO-02E docomo 16GBXperia Z4 SoftBank 32GB
Maker
BrandXperiaXperia
Release date2/9, 20136/12, 2015
ColorBlack/White/Purple/ / /
OSAndroidAndroid
Dimensions (width x height x thickness)71mm x 139mm x 7.9mm72mm x 146mm x 6.9mm
Weight146g144g
Display size5 inch5.2 inch
Display typeTFTfor mobile
Screen resolution (width x height)1080 x 19201080 x 1920
Pixel density440ppi423ppi
Battery capacity2330mAh2930mAh
ChipsetSnapdragon S4 Pro APQ8064Qualcomm Snapdragon 810 MSM8994
CPU specs1.5GHz×4(Quad core)2.0GHz+1.5GHz×8(OctaCore)
RAM size2GB3GB
Storage size16GB32GB
Rear-camera resolution13.1 MP20.7 MP
Front-camera resolution2.2 MP5.1 MP

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