Xiaomi Mi 12S Ultra can be said to be the most concerned flagship model at the moment，It is not only the top imaging flagship created by Xiaomi and Leica，At the same time, the Snapdragon 8+ mobile platform was also launched.，Everyone is very much looking forward to being polished by Xiaomi， How will Xiaomi Mi 12S Ultra perform?。The previous generation Mi 11 Ultra was hailed as the "Light of Android"， Can Xiaomi 12S Ultra continue the top-level experience of "Ultra"? Let's take a look at the Xiaomi Mi 12S Ultra review 。
this time Mi 12S Ultra The test is delivered in the form of a media gift box，The gift box is very rich，Not only includes Xiaomi 12S Ultra mobile phone，There are also some other accessories，First, let me show you the media gift box for this test.。
have to be aware of is，The follow-up normal release is the regular package of Xiaomi 12S Ultra ，There are no other accessories in this media gift box。
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On the top of the box are the signature cards of Andreas Kaufmann, Chairman of the Global Supervisory Board of Leica Camera, and Lei Jun, the founder of Xiaomi.。
On the first layer, you can see the classic sample shot with the Xiaomi Mi 12S Ultra。
Xiaomi also offers two badges，They are Xiaomi's LOGO and the Xiaomi Mi 12S Ultra's mobile phone badge。
The box is opened by pulling，On the second layer, you can see the Xiaomi Mi 12S Ultra and the exclusive protective case that comes with it。
On the third layer is the exclusive leather storage bag for Xiaomi Mi 12S Ultra，very good texture，You can put your phone in it and take it with you，It feels like a camera package。
Mature Xiaomi phone
This is the feeling when I first got the Mi 12S Ultra， The Mi 12S Ultra doesn't look like a Xiaomi phone，Xiaomi in the impression has always been the main focus of young fashion，Even the Xiaomi Mi 11 Ultra launched last year can still see the shadow of Xiaomi in the past，But the Mi 12S Ultra gives a whole new feel。
Mi 12S Ultra looks more mature，The black leather material makes the mobile phone have a new breakthrough in texture。The Xiaomi Mi 12S Ultra uses environmentally friendly silicone skin，This is also a brand new material，It has the texture and feel of leather，At the same time the surface is easier to clean，And also has the effect of anti-ultraviolet and anti-aging，Soft and durable advantages make it one of the best choices for high-end mobile phone back cases。
certainly，The most striking thing on the back of the Xiaomi Mi 12S Ultra is the huge lens module，Occupies almost half the area of the back，I believe that everyone can see the strength of this phone in terms of imaging from the appearance。
There is a fully wrapped aluminum alloy frame inside the lens module，Protect the entire imaging system，The outside is also protected by an alloy shield.，Provides water resistance and buffer protection for mobile phone imaging systems。Reliably protected， Xiaomi Mi 12S Ultra's triple-camera lens has stronger anti-drop performance，The uniformity of the optical axis can always be maintained。There is a golden decorative ring outside the circle of the lens module，Made of 23K Gold，embodies its high-end side。
This time, the Xiaomi Mi 12S Ultra is only available in classic black and fir green.，Two more mature shades，Xiaomi also hopes to reach more people with the Mi 12S Ultra。
Professional monitor grade 2K screen
Mi 12S Ultra is equipped with a 6.73-inch AMOLED primary color display with E5 luminescent material，Has a super high resolution of 3200×1440，PPI up to 552，Can present very clear picture details。
Simultaneously，The screen of Xiaomi Mi 12S Ultra can cover sRGB and Display-P3 color gamut，And supports native 10bit color depth，Every Mi 12S Ultra will be professionally color calibrated before leaving the factory，Make the screen ΔE≈0.32，JNCD≈0.33，Let the mobile phone screen reach the level of professional monitors，After the user takes a photo，Post-adjustment of photos can be done on the phone screen with confidence。
The global brightness of the Xiaomi Mi 12S Ultra screen is 1000nit，Peak brightness reaches 1500nit，Dolby Vision support、HDR 10、Mainstream HDR video formats such as HDR 10+，Let the details of the picture be more abundantly presented on the screen。
More than just color performance，The screen of Xiaomi Mi 12S Ultra also supports a high refresh rate of 120Hz，For users who like to play games，You can also enjoy a smooth gaming experience with the Mi 12S Ultra。Taking into account power consumption，Xiaomi Mi 12S Ultra supports smart refresh rate adjustment from 1 to 120Hz，Automatically adjust the refresh rate according to the user's usage scenario，It saves power without affecting the fluency。
Xiaomi Mi 12S Ultra still supports front and rear dual sensors，More accurate recognition of ambient light。 This screen of Xiaomi Mi 12S Ultra has quite good overall quality，It can bring users a flagship-level audio and video experience。
top imaging system
Mi 12S Ultra is equipped with IMX 989 one-inch sensor jointly developed with Sony，Has 50 million pixels，Using a Quard-Bayer pixel array，After fusing pixels, the size of a single pixel can reach 3.2μm，Excellent noise reduction capability，Make the picture more pure，At the same time, the one-inch large sensor brings a large single-frame dynamic range，Has better highlight suppression ability。
It's not the first time a one-inch outsole has appeared on a phone，But previous phones didn't take full advantage of the one-inch outsole，Therefore, the improvement in imaging is limited，The Mi 12S Ultra is partnering with Leica，Introduces a lens that perfectly matches a one-inch sensor。
Mi 12S Ultra is equipped with Leica Summiocron jointly developed with Leica 1:1.9-4.1/13-120 ASPH.Lens，Covers 13mm-120mm focal length，These three lenses have passed Leica's stringent testing standards，with high resolution、High transmittance、Low dispersion and low glare performance。
The main camera lens is an 8P aspherical lens with an equivalent 23mm f/1.9 aperture，And the edge non-imaging area of each lens is inked，Eliminate stray light in the lens barrel，And each lens is also double-sided multi-layer ultra-low reflection coating，Can greatly improve halo glare。
also，Xiaomi Mi 12S Ultra also spin-coats the infrared filter on the CMOS surface，Improve petal glare。Simultaneously，Special reflective treatment on the cover glass of the lens module，Can greatly improve ghosting phenomenon。Mi 12S Ultra has high-quality imaging capabilities，Taking mobile photography to new heights。
Except for the main camera，Mi 12S Ultra is also equipped with an ultra-wide-angle lens equivalent to 13mm f/2.2 aperture，Equipped with Sony IMX585 1/2 inch sensor，Has 48 million pixels，Support Dual-PD phase focus，Also has the function of a macro lens。
The telephoto lens is a 120mm f/4.1 periscope lens，Also with IMX586 sensor，480010,000 pixels bring very good telephoto imaging effect。
Except for the lens，The Leica color presented by the Xiaomi Mi 12S Ultra is a major advantage of the mobile phone in the image，The phone offers two Leica styles，Leica Classic and Leica Vivid。Leica Classic Style for more accurate reproduction of true colors，By preserving the true contrast of light and shadow in the picture，Bring more detail to your photos，Also leaves room for post-adjustment of the image。
Leica Vivid style based on true color，Brightness of the screen、Saturation adjustment，Bring a more vivid picture，More prominent colors。
at the same time，Xiaomi Mi 12S Ultra also brings the same filter of Leica M11，Including Leica Natural、Leica Vivid、Leica Monochrome and Leica Monochrome HC four filters，Each filter is fine-tuned on the original picture color，to create different image textures。
——Proofs：
In order to facilitate the photographer to adjust the picture later，Xiaomi Mi 12S Ultra also supports shooting 10bit RAW format photos，When opening photos with Adobe Lightroom，Adobe Camera RAW software can automatically optimize photos based on image data，Make post-adjustment easier。
Xiaomi Mi 12 Ultra also has very good portrait shooting capabilities，And provides three classic Leica portrait shooting modes，Allows users to take more textured portrait photos。
35mm classic black and white lens：Analog 35mm F1.4 lens，Images that match the texture of black and white film，Can bring very retro portrait photos。
50mm classic rotary focus lens：Analog 50mm F0.95 lens，Shows a clear depth of field effect，More prominent portraits，Backlight can also present the classic flare effect。
90mm classic soft focus lens：Analog 90mm F2.2 lens，Make the picture appear hazy，Has a very obvious soft focus effect。
Xiaomi Mi 12S Ultra also has the ability to capture all scenes，Continuous shooting speed can reach 30 fps，Cooperate with CyberFocus tracking system，Even moving objects can be captured clearly。at night，With a one-inch oversized sensor，Mi 12S Ultra captures enough dynamic range in just a single frame，Can effectively improve the shooting speed at night，Let the mobile phone have the ability to capture extremely fast at night。
Relying on the powerful local AI computing power of mobile phones，Xiaomi Mi 12S Ultra also supports text extraction from pictures、The function of AI intelligent removal of people，Perfect the camera function of daily mobile phone，Make your phone more than just a photography tool，It can also provide convenience in daily use。
The advantage of Xiaomi Mi 12S Ultra is not only in taking pictures，In terms of video, it can also bring professional film-level video shooting capabilities，The rear three cameras of the mobile phone all have the ability to shoot 8K video，Ultra-high-definition video content can be captured in a variety of viewing angles。
The phone is equipped with a professional video capture interface，Shooting parameters can be adjusted manually，For professionals, you can use your mobile phone to shoot the desired picture effect，And mass users can also get excellent video effects in normal mode.。
Mi 12S Ultra is the first Android device to support Dolby Vision HDR recording and playback，Brings more vivid colors and rich details，The phone can shoot up to 4K 60P Dolby Vision images。
Mi 12S Ultra comes with a 32-megapixel front camera，Also great for selfies，The natural beauty effect makes it easy to get a good-looking selfie photo。
- Selfie proofs：
Snapdragon 8+ brings more than just a performance boost
Xiaomi Mi 12S Ultra is equipped with the first-generation Snapdragon 8+ mobile platform，The first-generation Snapdragon 8+ mobile platform uses TSMC's 4nm process，The highest CPU frequency reaches 3.2GHz，Improves CPU performance by 10%。GPU side，The GPU frequency of the first-generation Snapdragon 8+ mobile platform has been increased by 10%，Also brings a performance boost。
Not only is the performance improved，Also optimized for power consumption，in the same environment，The first generation of Snapdragon 8+ mobile platform, whether it is CPU or GPU，Power consumption can be reduced by 30%，The power consumption of the entire SoC is 15% lower than that of the Snapdragon 8.，Outstanding。
tested，The running score of Xiaomi Mi 12S Ultra is 1091289 points，Excellent performance also brings a better gaming experience to the phone。
Xiaomi Mi 12S Ultra supports game acceleration，Enter the application to see the game content in the mobile phone，And can set GPU for different games，Can make full use of the full performance of the mobile phone。Simultaneously，Advanced settings also support the setting of parameters such as game control，More comprehensive optimization for the game。
Game aspects，We tested three mainstream games, "Honor of Kings", "Peace Elite" and "Yuan Shen"，Let's see how the Xiaomi Mi 12S Ultra performs。
"Honor of Kings" can be set to extremely high frame rate on Xiaomi Mi 12S Ultra，We use PerfDog to test the game frame rate of mobile phones，After a game，The average frame rate of Xiaomi Mi 12S Ultra running "Honor of Kings" is 119.8FPS，Smooth graphics throughout the game。
"Peace Elite" can open 90 frame mode under smooth picture quality，Tested in a game，PerfDog shows an average frame rate of 89.7FPS。Frame rate curve display，The smoothness of the game process is very good，90You can still get a continuous and stable gaming experience at the frame rate of the frame。
"Genshin Impact" chooses the highest quality，60frame mode，After 30 minutes of testing，The average frame rate of the game reached 59.4FPS，Displayed via PerfDog's framerate record，The frame rate fluctuates between 51FPS-60FPS throughout the game，The frame rate is relatively stable most of the time during the game.，There will be some fluctuations later，But it has little effect on the smoothness of the picture。
Xiaomi Mi 12S Ultra has been enhanced for heat dissipation，The phone is equipped with a leaf pulse cooling pump cooling system，Added vein-like texture to the VC vapor chamber，It can improve the water return capacity of the VC cooling system，Brings stronger thermal conductivity，Rapidly spread the temperature of the core area of the fuselage。
tested，30The maximum temperature on the front of the Xiaomi Mi 12S Ultra after a few minutes of gaming is 45.6°C，The maximum temperature on the back is 43.7°C,30 minutes of high performance operation without dedicated cooling，It is also a good performance to have such temperature data。
Black technology blessing experience upgrade
Xiaomi Mi 12S Ultra uses a 4860mAh single-cell silicon-oxygen anode battery，The same volume brings more capacity。The mobile phone is still equipped with the Surging P1 chip，Enables Xiaomi 12S Ultra to achieve 67W wired fast charging and 50W wireless fast charging，It also supports 10W reverse charging。
after testing，It only takes 41 minutes to fully charge the Mi 12S Ultra，very fast charging。
This time, Xiaomi 12S Ultra also added a power management chip - Surging G1，It can monitor the status of the battery，And provide battery maintenance function according to the health of the cell，Can slow down battery aging、The effect of making the battery more durable。
Surging G1 can also make the battery level display more accurate，Allows users to accurately understand the usage time of the remaining battery power of the mobile phone，The accuracy of its power judgment is much higher than that of the battery estimation function that comes with the Android system.。
Xiaomi Mi 12S Ultra is also equipped with hardware-level defragmentation technology，abbreviated as FBO，The file of the flash memory can be divided into zero，Can improve the sequential read and write speed of flash memory，At the same time, the system will intelligently adjust the frequency and depth of defragmentation.，thus protecting the life of the flash memory。With the support of FBO technology，Xiaomi Mi 12S Ultra can achieve smoothness after long-term use。This technology has also been written into the specification of UFS 4.0，It will bring experience upgrades to the entire industry。
Magic Sharing Center is also a new feature brought by Xiaomi Mi 12S Ultra，Via Xiaomi Wondershare Center，Users can connect their mobile phones with other devices more intuitively，Music can be played on other Xiaomi speakers by dragging，You can also cast your phone screen directly to your TV。
also，You can also quickly control the device in the Xiaomi Mi Miaoxiang Center，Click the corresponding device to pop up the control interface，A mobile phone can quickly complete the control of home equipment，It is also very convenient。
The Mi 12S Ultra's imaging performance is very impressive，The addition of Leica has greatly improved the mobile phone in terms of image color，Better image quality can not only meet the creative needs of professional users，At the same time, it also greatly improves the photography ability of public users.，Makes it easier to take great photos on the go。
Xiaomi Mi 12S Ultra uses Leica imaging as the core，The fuselage design has also been upgraded，You can clearly feel the difference between Xiaomi Mi 12S Ultra and previous Xiaomi flagship phones，The high-end market is the focus of the current Xiaomi mobile phone，The Mi 12S Ultra is a milestone product of Xiaomi in the high-end market。
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