Xiaomi Mi 9 Review

16 March 2019, 17:00:13

Xiaomi Mi 9 Review

Overview

Xiaomi's yearly flagship device has been highly anticipated and the manufacturer has been so happy with its creation it teased it regularly and actually left nothing in secret prior to the official unveiling of the model. Xiaomi Mi 9 seems to be everything the audience has expected and even more. Once again Xiaomi proved its ability to create a flagship smartphone for half the price of other flagships. The Mi 9 is, indeed, an epitome of excellent quality-price ratio. That's in general. If you like to delve into detail, do read on our in-depth review of Xiaomi Mi 9, in which we cover the display and its qualities, the battery life tests, chipset performance, camera features with photo and video samples, audio quality test, detailed software overview. Before that, let's check the model's specifications and what's in the box.

Specifications

Xiaomi Mi 9 is equipped with a 6.39-inch Super AMOLED display from Samsung. The panel has a resolution of 1080 x 2340 pixels and a 19.5:9 aspect ratio. The manufacturer-specified contrast ratio is 60000:1 and the typical brightness is 430 cd/m2. The peak brightness is specified as being 600 cd/m2. The unit supports HDR10, AOD, and covers 103.8% of the NTSC colour space. There's a fifth-generation optical fingerprint sensor under the display, while the waterdrop notch above the screen houses a customized micro selfie camera with a 20MP sensor. The whole front is covered with a 2.5D curved Corning Gorilla Glass 6. A 3D curved Gorilla Glass 6 covers the back as well. It has undergone a special treatment to provide the holographic colour effect of the back panel which has a triple camera module in its top left corner. The module is covered with sapphire glass and includes a 48MP Sony IMX586 primary shooter paired with an f/1.75, 6-element lens. There's a 12MP Samsung S5K3M5 camera with an f/2.2, 6-element lens. It offers 2x optical zoom and 10x digital zoom. Finally, there's a 16MP SONY IMX481 shooter with a super-wide lens suitable for macro shooting. It has an f/2.2 lens with 6-elements. Every camera has laser focus, phase focus and contrast focus plus a closed-loop motor.

Xiaomi Mi 9 is based on a Snapdragon 855 chipset paired with 6GB/8GB of LPDDR4X RAM clocked at 2133MHz and 128GB of UFS 2.1 storage. The connectivity options of Mi 9 are quite extensive and include support for Bluetooth 5, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, dual-band Wi-Fi a/b/g/n/c with 2x2 MiMO. The model supports dual-4G and VoLTE with the following network bands: 2G GSM (850, 900, 1800, 1900 MHz), 2.5G CDMA 800 MHz, 3G W-CDMA (850, 900, 1700 1900, 2100 MHz), 3G TD-SCDMA (1900, 2000 MHz), 4G LTE (700 MHz Class 17, 800, 850, 900, 1700/2100, 1800, 1900, 2100, 2600 MHz), and LTE-TDD (B12, B28, B38, B39, B40, B41). There are an infrared port and a USB Type-C 2.0 with OTG support onboard as well. The handset supports NFC, A-GPS, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a). The Mi 9 runs on MIUI 10.2 which introduces for the first time Mi Turbo, Game Turbo, colour AOD and Dark Mode.

Complete Xiaomi Mi 9 specifications.

What's in the box

You will know it's a Mi 9 box once you see it. It has pastel blue, pink, yellow and white colours floating into each other making an aquarelle-like abstract mixture with a satin-like shiny finish that is constantly changing depending on how it reflects light. Evidently, the box is created this way to endorse the holographic colours of the Mi 9. The box has a big 9 imprinted on the lid with the Mi logo placed in the top right corner. As long as it concerns the contents, here they are:

Most recent reviews

A list of the most recent reviews of mobile devices made by us

Xiaomi Redmi Note 7 Pro Review

Xiaomi Redmi Note 7 Pro Review

Dimensions: 75.21 x 159.21 x 8.1 mm
Weight: 186 g
SoC: Qualcomm Snapdragon 675
CPU: 2x 2.0 GHz Kryo 460, 6x 1.7 GHz Kryo 460, Cores: 8
GPU: Qualcomm Adreno 612
RAM: 4 GB, 6 GB, 1866 MHz
Storage: 64 GB, 128 GB
Display: 6.3 in, IPS, 1080 x 2340 pixels, 24 bit
Battery: 4000 mAh, Li-Polymer
OS: MIUI V10.2 (Android 9.0 Pie)
Camera: 8000 x 6000 pixels, 3840 x 2160 pixels, 30 fps

Xiaomi Mi 9 Review

Xiaomi Mi 9 Review

Dimensions: 74.67 x 157.5 x 7.61 mm
Weight: 173 g
SoC: Qualcomm Snapdragon 855
CPU: 1x 2.84 GHz Kryo 485, 3x 2.42 GHz Kryo 485, 4x 1.8 GHz Kryo 485
GPU: Qualcomm Adreno 640
RAM: 6 GB, 8 GB, 2133 MHz
Storage: 64 GB, 128 GB
Display: 6.39 in, Super AMOLED, 1080 x 2340 pixels, 24 bit
Battery: 3300 mAh, Li-Polymer
OS: MIUI V10.2 (Android 9.0 Pie)
Camera: 8000 x 6000 pixels, 3840 x 2160 pixels, 60 fps

Samsung Galaxy S10+ Exynos Review

Samsung Galaxy S10+ Exynos Review

Dimensions: 74.1 x 157.6 x 7.8 mm
Weight: 175 g
SoC: Samsung Exynos 9 9820
CPU: 2x 2.73 GHz Exynos M4, 2x 2.31 GHz ARM Cortex-A75, 4x 1.95 GHz ARM Cortex-A55
GPU: ARM Mali-G76 MP12, 720 MHz
RAM: 8 GB, 12 GB
Storage: 128 GB, 512 GB, 1024 GB
Display: 6.4 in, Dynamic AMOLED, 1440 x 3040 pixels, 24 bit
Battery: 4100 mAh, Li-Polymer
OS: Android 9.0 Pie
Camera: 4032 x 3024 pixels, 3840 x 2160 pixels, 60 fps

Samsung Galaxy S10 Exynos Review

Samsung Galaxy S10 Exynos Review

Dimensions: 70.4 x 149.9 x 7.8 mm
Weight: 157 g
SoC: Samsung Exynos 9 9820
CPU: 2x 2.73 GHz Exynos M4, 2x 2.31 GHz ARM Cortex-A75, 4x 1.95 GHz ARM Cortex-A55
GPU: ARM Mali-G76 MP12, 720 MHz
RAM: 8 GB
Storage: 128 GB, 512 GB
Display: 6.1 in, Dynamic AMOLED, 1440 x 3040 pixels, 24 bit
Battery: 3400 mAh, Li-Polymer
OS: Android 9.0 Pie
Camera: 4032 x 3024 pixels, 3840 x 2160 pixels, 60 fps

Doogee S90 with Night Vision Camera and Battery pack module review

Doogee S90 with Night Vision Camera and Battery pack module review

Dimensions: 80.7 x 168.5 x 14.1 mm
Weight: 300 g
SoC: MediaTek Helio P60 (MT6771V)
CPU: 4x 2.0 GHz ARM Cortex-A73, 4x 2.0 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G72 MP3, 800 MHz
RAM: 6 GB, 1800 MHz
Storage: 128 GB
Display: 6.18 in, IPS, 1080 x 2246 pixels, 24 bit
Battery: 5050 mAh, Li-Polymer
OS: Android 8.1 Oreo
Camera: 4608 x 3456 pixels, 1920 x 1080 pixels, 30 fps

Cubot X19 Review

Cubot X19 Review

Dimensions: 74.67 x 155.06 x 9.55 mm
Weight: 174 g
SoC: MediaTek Helio P23 (MT6763T)
CPU: 4x 2.3 GHz ARM Cortex-A53, 4x 1.65 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G71 MP2, 770 MHz
RAM: 4 GB, 1600 MHz
Storage: 64 GB
Display: 5.93 in, IPS, 1080 x 2160 pixels, 24 bit
Battery: 4000 mAh, Li-Polymer
OS: Android 8.1 Oreo
Camera: 4608 x 3456 pixels, 1920 x 1080 pixels, 30 fps

Alldocube X Wi-Fi Тablet Review

Alldocube X Wi-Fi Тablet Review

Dimensions: 243.68 x 173.14 x 6.9 mm
Weight: 496 g
SoC: MediaTek MT8176
CPU: 2x 2.1 GHz ARM Cortex-A72, 4x 1.7 GHz ARM Cortex-A53, Cores: 6
GPU: PowerVR GX6250, 650 MHz
RAM: 4 GB, 933 MHz
Storage: 64 GB
Display: 10.5 in, Super AMOLED, 2560 x 1600 pixels, 24 bit
Battery: 8000 mAh, Li-Ion
OS: Android 8.1 Oreo
Camera: 3264 x 2448 pixels, 1920 x 1080 pixels, 30 fps

UMIDIGI F1 Review

UMIDIGI F1 Review

Dimensions: 74.3 x 156.9 x 8.8 mm
Weight: 186 g
SoC: MediaTek Helio P60 (MT6771V)
CPU: 4x 2.0 GHz ARM Cortex-A73, 4x 2.0 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G72 MP3, 800 MHz
RAM: 4 GB, 1800 MHz
Storage: 128 GB
Display: 6.3 in, IPS, 1080 x 2340 pixels, 24 bit
Battery: 5150 mAh, Li-Polymer
OS: Android 9.0 Pie
Camera: 4608 x 3456 pixels, 1920 x 1080 pixels, 30 fps

Xiaomi Redmi Note 7 Review

Xiaomi Redmi Note 7 Review

Dimensions: 75.21 x 159.21 x 8.1 mm
Weight: 186 g
SoC: Qualcomm Snapdragon 660 MSM8976 Plus
CPU: 4x 2.2 GHz Kryo 260, 4x 1.84 GHz Kryo 260, Cores: 8
GPU: Qualcomm Adreno 512
RAM: 3 GB, 4 GB, 6 GB, 1866 MHz
Storage: 32 GB, 64 GB, 128 GB
Display: 6.3 in, IPS, 1080 x 2340 pixels, 24 bit
Battery: 4000 mAh, Li-Polymer
OS: MIUI V10.2 (Android 9.0 Pie)
Camera: 8000 x 6000 pixels, 1920 x 1080 pixels, 60 fps

Ulefone Armor 6 Review

Ulefone Armor 6 Review

Dimensions: 83 x 166 x 13.3 mm
Weight: 265 g
SoC: MediaTek Helio P60 (MT6771)
CPU: 4x 2.0 GHz ARM Cortex-A73, 4x 2.0 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G72 MP3, 800 MHz
RAM: 6 GB, 1600 MHz
Storage: 128 GB
Display: 6.2 in, IPS, 1080 x 2246 pixels, 24 bit
Battery: 5000 mAh, Li-Polymer
OS: Android 8.1 Oreo
Camera: 4608 x 3456 pixels, 1920 x 1080 pixels, 30 fps

Alldocube M8 Review

Alldocube M8 Review

Dimensions: 215 x 122.9 x 8.48 mm
Weight: 345 g
SoC: MediaTek Helio X27 (MT6797X)
CPU: 2x 2.6 GHz ARM Cortex-A72, 4x 2.0 GHz ARM Cortex-A53, 4x 1.6 GHz ARM Cortex-A53
GPU: ARM Mali-T880 MP4, 875 MHz
RAM: 3 GB, 800 MHz
Storage: 32 GB
Display: 8 in, IPS, 1920 x 1200 pixels, 24 bit
Battery: 5500 mAh, Li-Polymer
OS: Android 8.0 Oreo
Camera: 2592 x 1944 pixels, 1920 x 1080 pixels, 15 fps

UMIDIGI One Max Review

UMIDIGI One Max Review

Dimensions: 75.6 x 156.8 x 8.35 mm
Weight: 205 g
SoC: MediaTek Helio P23 (MT6763V)
CPU: 4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G71 MP2, 700 MHz
RAM: 4 GB, 1600 MHz
Storage: 128 GB
Display: 6.3 in, IPS, 720 x 1520 pixels, 24 bit
Battery: 4150 mAh, Li-Polymer
OS: Android 8.1 Oreo
Camera: 3968 x 2976 pixels, 1920 x 1080 pixels, 15 fps

Doogee Y7 Plus Review

Doogee Y7 Plus Review

Dimensions: 76.1 x 160.4 x 9.4 mm
Weight: 191 g
SoC: MediaTek Helio P25 (MT6757CD)
CPU: 4x 2.5 GHz ARM Cortex-A53, 4x 1.6 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-T880 MP2, 900 MHz
RAM: 6 GB, 1600 MHz
Storage: 64 GB
Display: 6.18 in, IPS, 1080 x 2246 pixels, 24 bit
Battery: 5080 mAh, Li-Polymer
OS: Android 8.0 Oreo
Camera: 4608 x 3456 pixels, 1920 x 1080 pixels, 30 fps

Nokia X7 Review

Nokia X7 Review

Dimensions: 75.76 x 154.8 x 7.97 mm
Weight: 178 g
SoC: Qualcomm Snapdragon 710
CPU: 2x 2.2 GHz Kryo 360, 6x 1.7 GHz Kryo 360, Cores: 8
GPU: Qualcomm Adreno 616, 500 MHz
RAM: 4 GB, 6 GB, 1866 MHz
Storage: 64 GB, 128 GB
Display: 6.18 in, IPS, 1080 x 2246 pixels, 24 bit
Battery: 3500 mAh, Li-Polymer
OS: Android 8.1 Oreo
Camera: 4032 x 3024 pixels, 3840 x 2160 pixels, 30 fps

Oukitel U23 Review

Oukitel U23 Review

Dimensions: 75.8 x 153.75 x 9.3 mm
Weight: 202 g
SoC: MediaTek Helio P23 (MT6763V)
CPU: 4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G71 MP2, 700 MHz
RAM: 6 GB, 1600 MHz
Storage: 64 GB
Display: 6.18 in, IPS, 1080 x 2246 pixels, 24 bit
Battery: 3500 mAh, Li-Polymer
OS: Android 8.1 Oreo
Camera: 4576 x 3432 pixels, 1920 x 1080 pixels, 30 fps

Ulefone Power 5S Review

Ulefone Power 5S Review

Dimensions: 80.2 x 169.4 x 15.8 mm
Weight: 330 g
SoC: MediaTek Helio P23 (MT6763V)
CPU: 4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G71 MP2, 700 MHz
RAM: 4 GB, 1600 MHz
Storage: 64 GB
Display: 6 in, IPS, 1080 x 2160 pixels, 24 bit
Battery: 13000 mAh, Li-Polymer
OS: Android 8.1 Oreo
Camera: 5312 x 3984 pixels, 1920 x 1080 pixels, 30 fps

Ulefone Armor 3 Review

Ulefone Armor 3 Review

Dimensions: 79.2 x 164.8 x 18.15 mm
Weight: 364 g
SoC: MediaTek Helio P23 (MT6763T)
CPU: 4x 2.3 GHz ARM Cortex-A53, 4x 1.65 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G71 MP2, 770 MHz
RAM: 4 GB, 1600 MHz
Storage: 64 GB
Display: 5.7 in, IPS, 1080 x 2160 pixels, 24 bit
Battery: 10300 mAh, Li-Polymer
OS: Android 8.1 Oreo
Camera: 5312 x 3984 pixels, 1920 x 1080 pixels, 30 fps

Xiaomi Mi MIX 3 Review

Xiaomi Mi MIX 3 Review

Dimensions: 74.69 x 157.89 x 8.46 mm
Weight: 218 g
SoC: Qualcomm Snapdragon 845
CPU: 4x 2.8 GHz Kryo 385, 4x 1.8 GHz Kryo 385, Cores: 8
GPU: Qualcomm Adreno 630, 710 MHz
RAM: 6 GB, 8 GB, 10 GB, 1866 MHz
Storage: 128 GB, 256 GB
Display: 6.39 in, AMOLED, 1080 x 2340 pixels, 24 bit
Battery: 3200 mAh, Li-Polymer
OS: MIUI V10 (Android 8.1 Oreo)
Camera: 4032 x 3024 pixels, 3840 x 2160 pixels, 60 fps

UMIDIGI Z2 Special Edition Review

UMIDIGI Z2 Special Edition Review

Dimensions: 74.4 x 153.4 x 8.3 mm
Weight: 165 g
SoC: MediaTek Helio P23 (MT6763V)
CPU: 4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G71 MP2, 700 MHz
RAM: 4 GB, 1600 MHz
Storage: 64 GB
Display: 6.2 in, IPS, 1080 x 2246 pixels, 24 bit
Battery: 3850 mAh, Li-Polymer
OS: Android 8.1 Oreo
Camera: 4672 x 3504 pixels, 1920 x 1080 pixels, 30 fps

UMIDIGI One Pro Review

UMIDIGI One Pro Review

Dimensions: 71.4 x 148.4 x 8.3 mm
Weight: 180 g
SoC: MediaTek Helio P23 (MT6763V)
CPU: 4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G71 MP2, 700 MHz
RAM: 4 GB, 1600 MHz
Storage: 64 GB
Display: 5.9 in, IPS, 720 x 1520 pixels, 24 bit
Battery: 3250 mAh, Li-Polymer
OS: Android 8.1 Oreo
Camera: 3968 x 2976 pixels, 1920 x 1080 pixels, 30 fps

UMIDIGI A3 Review

UMIDIGI A3 Review

Dimensions: 70.2 x 147.2 x 8.5 mm
Weight: 186 g
SoC: MediaTek MT6739
CPU: ARM Cortex-A53, 1500 MHz, Cores: 4
GPU: PowerVR GE8100, 570 MHz
RAM: 2 GB, 667 MHz
Storage: 16 GB
Display: 5.5 in, IPS, 720 x 1440 pixels, 24 bit
Battery: 3300 mAh, Li-Polymer
OS: Android 8.1 Oreo
Camera: 3968 x 2976 pixels, 1920 x 1080 pixels, 30 fps

Oukitel WP1 Review

Oukitel WP1 Review

Dimensions: 75.8 x 158.6 x 15.4 mm
Weight: 257 g
SoC: MediaTek Helio P23 (MT6763V)
CPU: 4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G71 MP2, 700 MHz
RAM: 4 GB, 1600 MHz
Storage: 64 GB
Display: 5.5 in, IPS, 720 x 1440 pixels, 24 bit
Battery: 5000 mAh, Li-Polymer
OS: Android 8.1 Oreo
Camera: 4160 x 3120 pixels, 1920 x 1080 pixels, 30 fps

Cubot King Kong 3 Review

Cubot King Kong 3 Review

Dimensions: 78.3 x 162.5 x 13.3 mm
Weight: 282 g
SoC: MediaTek Helio P23 (MT6763T)
CPU: 4x 2.3 GHz ARM Cortex-A53, 4x 1.65 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G71 MP2, 770 MHz
RAM: 4 GB, 1600 MHz
Storage: 64 GB
Display: 5.5 in, IPS, 720 x 1440 pixels, 24 bit
Battery: 6000 mAh, Li-Ion
OS: Android 8.1 Oreo
Camera: 4160 x 3120 pixels, 1920 x 1080 pixels, 30 fps

OnePlus 6T Review

OnePlus 6T Review

Dimensions: 74.8 x 157.5 x 8.2 mm
Weight: 185 g
SoC: Qualcomm Snapdragon 845
CPU: 4x 2.8 GHz Kryo 385, 4x 1.8 GHz Kryo 385, Cores: 8
GPU: Qualcomm Adreno 630, 710 MHz
RAM: 6 GB, 8 GB, 1866 MHz
Storage: 128 GB, 256 GB
Display: 6.41 in, Optic AMOLED, 1080 x 2340 pixels, 24 bit
Battery: 3700 mAh, Li-Polymer
OS: Oxygen 9.0 (Android 9.0 Pie)
Camera: 4608 x 3456 pixels, 3840 x 2160 pixels, 60 fps

Blackview P10000 Pro Review

Blackview P10000 Pro Review

Dimensions: 77 x 165 x 14.65 mm
Weight: 293 g
SoC: MediaTek Helio P23 (MT6763V)
CPU: 4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G71 MP2, 700 MHz
RAM: 4 GB, 933 MHz
Storage: 64 GB
Display: 6 in, IPS, 1080 x 2160 pixels, 24 bit
Battery: 11000 mAh, Li-Polymer
OS: Android 7.1.1 Nougat
Camera: 4608 x 3456 pixels, 1920 x 1080 pixels, 30 fps

Xiaomi Mi 8 Lite Review

Xiaomi Mi 8 Lite Review

Dimensions: 75.8 x 156.4 x 7.5 mm
Weight: 169 g
SoC: Qualcomm Snapdragon 660 MSM8976 Plus
CPU: 4x 2.2 GHz Kryo 260, 4x 1.84 GHz Kryo 260, Cores: 8
GPU: Qualcomm Adreno 512
RAM: 4 GB, 6 GB, 8 GB, 1866 MHz
Storage: 64 GB, 128 GB
Display: 6.26 in, IPS, 1080 x 2280 pixels, 24 bit
Battery: 3350 mAh, Li-Polymer
OS: MIUI V9.6 (Android 8.1 Oreo)
Camera: 4032 x 3024 pixels, 3840 x 2160 pixels, 30 fps

Doogee S80 Review

Doogee S80 Review

Dimensions: 82.5 x 172 x 21.2 mm
Weight: 393 g
SoC: MediaTek Helio P23 (MT6763T)
CPU: 4x 2.3 GHz ARM Cortex-A53, 4x 1.65 GHz ARM Cortex-A53, Cores: 8
GPU: ARM Mali-G71 MP2, 770 MHz
RAM: 6 GB, 1600 MHz
Storage: 64 GB
Display: 5.99 in, IPS, 1080 x 2160 pixels, 24 bit
Battery: 10080 mAh, Li-Polymer
OS: Doogee OS 2.0 (Android 8.1 Oreo)
Camera: 4032 x 3024 pixels, 1920 x 1080 pixels, 30 fps