Which do we recommend, the vivo S1 (China) or Xiaomi Mi 9 Pro? We have compiled their differences.

Created date: 09/24/2019, 21:17:41, Updated date: 10/01/2019, 14:08:33

Xiaomi Mi 9 Provivo S1 (China)
Xiaomi Mi 9 Provivo S1 (China)

A comparative review of the Xiaomi Mi 9 Pro and vivo S1 (China). We thoroughly compared their displays, designs, functions, and performances. We explain how to choose a smartphone in a way that is easy for even beginners to understand.

Xiaomi Mi 9 Provivo S1 (China)
Xiaomi Mi 9 Pro

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vivo S1 (China)

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General rating:

80.8/100

(The 34th of all smartphones)

78.4/100

(The - of all smartphones)

Grip
51/100
51/100
Screen quality
80/100
80/100
Performance
99/100
96/100
Storage size
93/100
90/100
Battery
100/100
100/100
Rear-camera resolution
100/100
70/100
Front-camera resolution
100/100
100/100

What is the difference between the Xiaomi Mi 9 Pro and the vivo S1 (China)? See a detailed comparison of ease of use and performance.

Comparison of weight and size of the Xiaomi Mi 9 Pro and vivo S1 (China)

The design of Xiaomi Mi 9 Pro

The Xiaomi Mi 9 Pro is 61.9 in (157.2 mm) long, 29.4 in (74.6 mm) wide, and 3.3 in (8.5 mm) thick.It weighs 6.9 oz (196 g).

The design of vivo S1 (China)

The vivo S1 (China) is 63.8 in (162 mm) long, 29.9 in (76 mm) wide, and 3.3 in (8.5 mm) thick.It weighs 6.7 oz (189.5 g).

Which is the better design to use?

Both the Xiaomi Mi 9 Pro and vivo S1 (China) are equally easy to use with one hand.Hiragana flick input is basically just as easy to use with Xiaomi Mi 9 Pro and vivo S1 (China).Both the Xiaomi Mi 9 Pro and vivo S1 (China) are basically equally portable and easy to handle.

The difference in weight is 0.2 oz (196 g).There is very little difference in weight between the Xiaomi Mi 9 Pro and vivo S1 (China), meaning that the burden on the hands even when used for a long time is pretty much the same.

Xiaomi Mi 9 Pro

vivo S1 (China)

Ease of holding it in one hand64/10061/100
How much it does not feel heavy to hold in one hand22/10026/100
Ease of carrying around60/10058/100

Compare the display of the Xiaomi Mi 9 Pro and vivo S1 (China)

Display of the Xiaomi Mi 9 Pro

The Xiaomi Mi 9 Pro uses a Super AMOLED liquid crystal.The resolution is 1080 x 2340, and the pixel density is 403ppi.The Xiaomi Mi 9 Pro has a 6.39 inch screen size.

Display of the vivo S1 (China)

The vivo S1 (China) uses a IPS LCD liquid crystal.The resolution is 1080 x 2340, and the pixel density is 394ppi.The vivo S1 (China) has a 6.53 inch screen size.

Which has a better screen?

This makes a 0.1 inch difference in the display sizes.When actually viewing the two phones' onscreen displays, it is obvious that they are roughly the same size.For doing internet research using systems such as SNS, there is not much difference between the two phones.Both the Xiaomi Mi 9 Pro and the vivo S1 (China) can be easily used for this kind of purpose.The gaming screens of these two phones are roughly the same size.Both the Xiaomi Mi 9 Pro and the vivo S1 (China) can be easily used for this kind of purpose.

There is very little difference in the clarity of the displays of Xiaomi Mi 9 Pro and vivo S1 (China) when used for research, gaming, or other similar purposes.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.When you compare how easy it is to see the VR on the two phones, it is pretty much the same.

Xiaomi Mi 9 Pro

vivo S1 (China)

How suited is the screen for usual usage?79/10080/100
How suited is the screen to play games on?83/10084/100

Compare the camera performances of the Xiaomi Mi 9 Pro and vivo S1 (China)

Camera performance of Xiaomi Mi 9 Pro

The main camera of the Xiaomi Mi 9 Pro has 48 MP.The front camera has 20 MP.

Camera performance of vivo S1 (China)

The main camera of the vivo S1 (China) has 12 MP.The front camera has 25 MP.

Which camera performance is better?

The back cameras thus have a 36.0 MP difference in comparison.The Xiaomi Mi 9 Pro also functions better for long-shot photos for the perfect group photo or a picturesque shot of a beautiful location.The Xiaomi Mi 9 Pro's rear camera triumphs as well, boasting a better megapixel count for close-up Instagram-worthy pictures of meals and desserts.Both the Xiaomi Mi 9 Pro and the vivo S1 (China) can be easily used for this kind of purpose.

There is a 5.0 MP difference in front camera pixel number.When shooting objects or people with the front phone camera from a short distance, such as taking a selfie with a selfie-stick, there is very little difference between the pixel counts of the two phones, even when it comes to the scenery in the background of such photographs.Both the Xiaomi Mi 9 Pro and the vivo S1 (China) can be easily used for this kind of purpose.There is not much difference between the pixel counts of Xiaomi Mi 9 Pro and vivo S1 (China) when it comes to taking close-up photographs such as selfies or profile pics with the front phone camera.

Xiaomi Mi 9 Pro

vivo S1 (China)

Is is suited to taking far away objects with the rear camera?100/10070/100
Is it suited for taking close objects with the built-in camera?100/100100/100

Comparison of the processing capabilities of the Xiaomi Mi 9 Pro and vivo S1 (China)

The processing capability of the Xiaomi Mi 9 Pro

Performance is defined by the chipset, and the Xiaomi Mi 9 Pro uses the Qualcomm SDM855 Snapdragon 855+ SoC.The CPU performance is 2.96GHz+2.42GHz×8(OctaCore).The memory capacity is 12GB.

The processing capability of the vivo S1 (China)

Performance is defined by the chipset, and the vivo S1 (China) uses the Mediatek Helio P70 SoC.The CPU performance is 2.1GHz+2.0GHz×8(OctaCore).The memory capacity is 6GB.

Which has the better processing capability?

The CPU specs are the same for both phones.This is a 6.0GB difference in memory capacity.The Xiaomi Mi 9 Pro has more memory storage, making the Xiaomi Mi 9 Pro work better for multitasking or running 3D games.

For phone calls, emails, messaging, using SNS or most fundamental features, the differences between the Xiaomi Mi 9 Pro and the vivo S1 (China) are not large at all.For people who mainly use their phones to look things up online, watch videos and play games occasionally I can recommend the Xiaomi Mi 9 Pro and the vivo S1 (China) equally.Both the Xiaomi Mi 9 Pro and the vivo S1 (China) can be easily used for this kind of purpose.

There is basically no difference between Xiaomi Mi 9 Pro and vivo S1 (China) when playing 2D games or basic 3D games.Functionality is about the same for full-scale 3D games, no matter which phone model is used.Both the Xiaomi Mi 9 Pro and the vivo S1 (China) can be easily used for this kind of purpose.

Xiaomi Mi 9 Pro

vivo S1 (China)

Review on the CPU capbility and memory capacity when using Social Networks or the Internet100/10098/100
Review on the CPU speed and the memory capacity while playing 3D games99/10094/100

Comparison of the battery life of the Xiaomi Mi 9 Pro and vivo S1 (China)

Battery performance of Xiaomi Mi 9 Pro

The Xiaomi Mi 9 Pro has a battery capacity of 4000mAh.

Battery performance of vivo S1 (China)

The vivo S1 (China) has a battery capacity of 3940mAh.

Which battery perfomances is better?

This makes a difference in battery capacity of 60.0mAh, 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 only use it to make phone calls or checking the time there is no large difference between them.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 Mi 9 Pro and the vivo S1 (China).Both the Xiaomi Mi 9 Pro and the vivo S1 (China) 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 Mi 9 Pro and the vivo S1 (China) can be easily used for this kind of purpose.

Xiaomi Mi 9 Pro

vivo S1 (China)

Review on the battery life of a phone mainly using Social Networks and the Internet.100/100100/100
Review on the battery life of a phone mainly using mainly games and videos100/100100/100

Compare the storage capacity of the Xiaomi Mi 9 Pro and vivo S1 (China)

The storage capacity of the Xiaomi Mi 9 Pro

The Xiaomi Mi 9 Pro has 512GB of internal memory.

The storage capacity of the vivo S1 (China)

The vivo S1 (China) has 128GB 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 256GB can be used.

Which has the easier storage to use?

The difference in internal memory is about 384.0GB.If you are only downloading a few games and apps (such as SNS) to use on your phone, it really doesn't matter if you choose Xiaomi Mi 9 Pro or vivo S1 (China).If you are hoping to install many different games on their phone, the amount of storage is the same no matter which of these two devices you choose to buy.Both the Xiaomi Mi 9 Pro and the vivo S1 (China) can be easily used for this kind of purpose.

Because the speed of loading from or saving to the SD card is slow, it is suited for saving pictures or videos.

Xiaomi Mi 9 Pro

vivo S1 (China)

Review on the storage capacity when playing many games93/10090/100
Review on when you store many pictures and videos - 92/100

Which to buy, the Xiaomi Mi 9 Pro or vivo S1 (China)

At the end of the day which is better, the Xiaomi Mi 9 Pro or vivo S1 (China)?

When it comes to being easy to handle and carry around, there is hardly any difference between Xiaomi Mi 9 Pro and vivo S1 (China).If choosing based on screen size, there is hardly any difference between Xiaomi Mi 9 Pro and vivo S1 (China).There isn't much difference between Xiaomi Mi 9 Pro and vivo S1 (China) in terms of performance or specifications.Because both have advantages and disadvantages, I think that it is best to stick to the most important points that you want to emphasize.

Xiaomi Mi 9 Pro

vivo S1 (China)

Handling51/10051/100
Display80/10080/100
CPU specs99/10096/100
General rating85/10083/100

Is it recommended to buy the Xiaomi Mi 9 Pro, compared with other smartphones?

Compared to other smartphones, the Xiaomi Mi 9 Pro 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 Mi 9 Pro is a high-end smart phone.

Is it recommended to buy the vivo S1 (China), compared with other smartphones?

Compared to other smartphones, the vivo S1 (China) 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 vivo S1 (China) is a high-end smart phone.

What are the spec differences between the Xiaomi Mi 9 Pro andvivo S1 (China)?

A summary of the technical specifications of the Xiaomi Mi 9 Pro and vivo S1 (China). Functions and performance variations on the same model will be highlighted in red.

Xiaomi Mi 9 Provivo S1 (China)
Xiaomi Mi 9 Provivo S1 (China)
Colordream white,titanium blackblue,pink,ice black
OSAndroidAndroid
Dimensions (width x height x thickness)29.4 in (74.6 mm) x 61.9 in (157.2 mm) x 3.3 in (8.5 mm)29.9 in (76 mm) x 63.8 in (162 mm) x 3.3 in (8.5 mm)
Weight6.9 oz (196 g)6.7 oz (189.5 g)
Display size6.39 inch6.53 inch
Display typeSuper AMOLEDIPS LCD
Screen resolution (width x height)1080 x 23401080 x 2340
Pixel density403ppi394ppi
Battery capacity4000mAh3940mAh
ChipsetQualcomm SDM855 Snapdragon 855+Mediatek Helio P70
CPU specs2.96GHz+2.42GHz×8(OctaCore)2.1GHz+2.0GHz×8(OctaCore)
RAM size12GB6GB
Storage size512GB128GB
Rear-camera resolution48 MP12 MP
Front-camera resolution20 MP25 MP

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