Mi 9 Review

Xiaomi launched a premium Gaming Flagship smartphone Named Mi 9 in China and other international markets. This Mi 9 SmartPhone was released in India on 20 FEB 2019. 

Xiaomi Released Mi 9 SmartPhone in only 6 and 8 GB Ram in only one storage model which is 128GB Internal Storage Model. when I’m using Mi9, I got a premium feeling when holding in the hand with Front and back Glass and Triple Camera setup on the rear and single camera setup and Beautiful Display 6.39″ SAmoled Display on the front makes this Smartphone a true Affordable flagship.

Mi 9 SmartPhone features the Snapdragon chip from Qualcomm named SD 855 which is available on Blackshark 2 and S10 US Models too. this chip is made of 10nm LPP (Low Power Plus) FinFet process. this processor is divided into 3 parts; the first part features 3 x A76 High power cores which are clocked at 2.42GHz, second part features 4 x A55 high powered cores which are clocked at 1.8GHz and Third Part consists of an A76 Single core which is clocked at 2.84GHZ. it has Adreno 640 GPU which increases its work by 20% compared to SD 845 the last Flagship processor from Qualcomm. it has an X24 LTE Modem which has Download and Uploads speeds of 2000 & 316MBPS. Coming to the AI Department it does not have Ai built in the processor, it has Ai Optimizations which helps in AI Capabilities.

Mi 9 SmartPhone has a Triple Camera setup the on the rear and a single Camera on the front which comprises a 48MP Sony IMX 586 Sensor with F/1.75 aperture with OIS + 12MP F/1.75 Telephoto Sensor + 12MP F/1.75 Wideangle sensors and an 20MP F/2.0 Front camera user takes normal, ultrawide angle and portrait images from front and back.

I will divide the review into pros & cons. let’s see quick specs of  
Mi 9 SmartPhone e and Jump into the review.

Mi 9 SmartPhone

  • 6.39″ Full HD+ SAMOLED display with waterdrop notch protected
  • Corning Gorilla Glass 6
  • Qualcomm Snapdragon 855 Octa Core CPU
  • Adreno 640 GPU
  • 6 / 8 GB RAM
  • Nano Sim / Nano Hybrid
  • 128 GB Internal Storage
  • 48MP F/1.75 (primary) + 12MP F/2.2 ( telephoto) + 12MP F/2.2 ( wide angle) triple rear camera with (f1.8) aperture with pixel binning support
  • 20MP F/2.2 Selfie camera
  • Android 9 Pie with MIUI 10 on top
  • Dual 4G Volte
  • 3300 mAH battery with 27W fast charging support
  • 20W Wireless charging support
  • Wifi / Bluetooth 5.0 LE / Dual GPS
  • 3.5mm Jack / USB Type-C / NFC

6.39″ FULL HD AMoled screen :

here in Display Department Mi 9 SmartPhone, Features an Excellent FULL HD+ 18:9 AMOLED panel screen with 403 pixels per inch, the colors are vibrant and excellent, viewing angles are perfect. There are No issues & problems with screen quality. It is very bright to see in direct sunlight. This Display is protected with Corning Gorilla Glass 6. It is HDR 10+ Certified So you can Play HDR content on the phone without any issues. 

Stereo Speakers and USB-C Port:

in Mi9, Xiaomi Used their traditional Single Speaker System which were is very loud and Equal to their Older Mi8 Smartphone. these speakers are supported by Dolby Atmos Sound technology (Dolby Digital, Dolby Digital Plus) which help to get clear sound output from the mobile speaker. here earpiece which is included in bezel provides a louder sound.

Coming to Headphone jack and earphones, the headphone jack is not provided. insted of that they provided a Dongle to use. the Audio Quality is Good with excellent base and perfect Volume. there are no special Features like Dolby atoms or others to tune the sound. but theSound Quality is good from speaker and Type c And 3.5mm Dongle..

Build Quality : 

Mi 9 SmartPhone is Build with a 7000 Aluminium frame on the side and Gorilla Glass 5 on front and back of the device is protected with Corning Gorilla glass 5 like OnePlus 6t. it provides a good look and feels Because it is made with 7000 Series Aluminium and Glass. There are no issues of creakiness with build quality. It is well built with a 19:9 Aspect ratio and the bezels are shrunk down to place an Almost 6.39″ AMOLED screen.

In Display fingerprint scanner: 

Mi 9 SmartPhone Features an In Display fingerprint sensor. By looks, it is so Small to see but, very fast and very accurate to recognize the fingerprint of the user. This placement of this sensor is on the Rear bottom Side of the phone.

Face unlocking:

Mi 9 SmartPhone Uses the face unlock with its 20MP RGB Camera. the face unlocking is Quite fast and Secure. it works in the pitch dark conditions with medium Amount of light from the AMOLED Panel.

Weight balance: 

Mi 9 SmartPhone weighs 173 Grams, it feels Medium and a bit light with 6.39″ Screen and 3300 mAh battery equipped. This Mi 9 SmartPhone can be used by one hand. The weight balance is done very well on the device. After using a Week You will notice that.

Battery life:

 My Mi 9 SmartPhone lasted a Full Working day with heavy usage and at the end of the day, I had 18% of charge left in the phone which is good for a 3300 mAH Battery. The ideal drain of Mi 9 SmartPhone is very low as other Latest Flagships like S10 Plus and Apple Smartphones. the Quick charge 4+ makes a difference and charges the phone in 95 min which is good.

Android 9 Pie Operating System :

MIUI 10 based Android 9 Pie present on the Mi 9 SmartPhone is very fast & so fluid, No lags were noticed. It has a ton of bloatware like honor and Huawei Devices. There are some extra features like Inbuilt Face Unlock System, Direct video calling feature, Always on Display, Perfect Gaming Mode makes this MIUI 10 OS special for Mi 9 SmartPhone. there are some Battery Optimizations Present on MIUI 10 makes Mi 9 SmartPhone last longer.


My Mi 9 SmartPhone managed to do day to day tasks very well like the lastest Flagships. there are No issues and problems with the Operating system and there are no heating issues with Mi 9 SmartPhone.

Ram Management : 

Ram Management is done very well on this
Mi 9 SmartPhone. It features 8GB LPDDR4X Ram and I did not notice any lags with the device and there are no reloading of apps on this Mi 9 SmartPhone. Multitasking experience is nice.

Coming to Gaming, we played Asphalt 9 & PUBG at highest graphics setting without lags & frame drops in the game. Snapdragon 855 Processor is very suitable for heavy gaming.

Call Quality :

the Call quality on Mi 9 SmartPhone is very good and there are no issues with cellular call quality on Volte. we have taken long calls in a day and the other party doesn’t complain. the earpiece is included on the front side & its very loud. the Voice Calls From speaker is also Good and Clear. 


Coming to the Camera Department, Mi 9 SmartPhone features a Dual Camera setup on the back of the device and a single camera on the front of the device. this Camera system works perfectly in Mi 9 SmartPhone. let’s divide the cameras and look at the performance of them

Triple Camera system:

1. Primary Camera: the 48MP main Camera is Awesome and features a Fixed Aperture of F/1.8. The daylight pictures are excellent and contain exquisite details like a natural photo. Exposure is in control with Dynamic decent range to take good pictures in good lighting Conditions. in low light Conditions, the images are very clear and Sharp without noise which is good to see.

2. Telephoto Camera: It Has a 12MP Telephoto camera, which occurs on some Flagship phones. the Mi 9 SmartPhone captures portrait shots with Separate 12MP Telephoto Camera. the edge detection is good and gives the best portrait effect to the photo. it captures pictures in a 77˚ field of view. in low lighting has some noise due to F/2.2 Aperture.

3. Ultra Wide Angle Camera: the 16MP ultra wide angle lens on
Mi 9 SmartPhone does a good job in good lighting conditions. it captures a much wider picture in an 117˚ field of view with good details. the exposure is in control with a decent dynamic range. in low lighting conditions, the 16MP camera has a noise because of F/2.2 Aperture. if we turn on night shot it reduces the Noise and Increases Colour accuracy and decent Sharpness to look good which is nice. it nearly acts like Pixel night shot.

Video recording can be done up to 4k@60fps .the video footage has excellent Colours with great sharpness and decent dynamic range. Stabilisation is not good in 4k@60fps And 1080p FHD recording. The video quality in the low night conditions is very good with good Sharpness and Decent Dynamic range.

Selfie camera :

  Mi 9 Smartphone features a 20MP selfie camera with large 1.22 μm pixel size and 80˚ field of view. it has a fixed aperture of F/2.0. Picture quality is good. Photos are well detailed and contain a decent dynamic range.

Front Selfie camera can record Video at 1080p @ 30fps which is good with EIS On which is good. the picture is not wide Becuse of EIS Cropping the Footage.

This single camera can be used to take portraits images from the front with the Help of Artifical Intelligence.I

20W Fast Wireless Charging:

Mi 9

it is a cool feature to see in the Flagship devices. this Wireless Charging Technology charges Phone in Equal to Wired Charging which is Good.

Gredient Back:

Mi 9

Xiaomi has implemented a Beautiful Gradient back from Outside Under thr Glass. this Mi 9 Has A Rainbow Gradient Finsh which looks Good and intersting.


Pictures Has A bit Noise in Low light and Night Conditions

Slow Android Version Updates. Xiaomi Need to Release the New Version Upgrades Fastthiso this Premium Flagship Smartphone.


Who can Get Mi 9 SmartPhone view: 
if you want a True Flagship Phone with Bright AMOLED Full HD+ screen, with SD 855 processor and 2 way Wired and Wireless fast charging then you can go with Mi 9 SmartPhone .

If you want Branded good Flagship smartphone at a premium cost you go to other new Flagships like S10 plus, LG Thinq Devices.

If you are using Mi 9 then Share your experiences with us in the comment section below and Stay tuned to MobiRadar for more Reviews like this.

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