Phone42.com
Xiaomi

Xiaomi 12X (2021)

Android OS v11.0
Qualcomm Snapdragon 870
Adreno 650
8 GB / 128 GB
6.28 inch (1080 x 2400 px)
50 + 13 + 5 MP, 8190 x 6144 px, autofocus, optical image stabilization

This phone boasts a 6.28 inch AMOLED display, a Qualcomm Snapdragon 870 chipset, and 8 GB of RAM.

Is this phone worth its price? Hopefully, it will become clear by the end of my review.

Table of Contents

This article shares our personal experiences and thoughts about using the Xiaomi 12X smartphone. We hope to offer helpful insights to others interested in this device.

Xiaomi 12X / 1

Xiaomi 12X specifications

BrandXiaomi
Name12X
ModelXM12X
Release date2021

Weight, dimensions, colors

Weight6.21 oz
Dimensions6.01 x 2.75 x 0.32 inch
Colorsblack, blue, purple
SIM typeNano SIM

The weight of the Xiaomi 12X is still considered to be lightweight and portable. Smartphones use a Nano SIM as a subscriber identity module (SIM), which is a chip card.

System, chipset, performance

OS versionAndroid OS v11.0
SoCQualcomm Snapdragon 870
CPUOcta-core, Single-core 3.2 GHz Kryo 585, Triple-core 2.4 GHz Kryo 585, Quad-core 1.8 GHz Kryo 385
GPUAdreno 650

The Xiaomi 12X comes with Android OS v11.0 out of the box. Android is an open-source operating system. This means the source code is free to the public. This CPU makes it ideal for running resource-intensive applications. Smartphones, tablets, and other mobile devices use Adreno GPUs.

Display type, size, resolution

Display typeAMOLED
Screen size6.28 inch
Resolution1080 x 2400 px
Multitouch supportyes

AMOLED displays are famous for their vibrant colors. They also have high contrast and are energy efficient. The 6.28 inch display should be big enough for our needs. It will make viewing comfortable. This is true whether we're reading, browsing, or watching. The display size is the diagonal distance from one corner of the screen to the opposite corner.

Xiaomi 12X / 1

Memory, storage

RAM8 GB
Internal storage128 GB
Memory card slotmicroSD

The 8 GB of RAM on the Xiaomi 12X should be more than enough to handle their daily needs without any major issues. Having more RAM alone does not guarantee better performance. The 12X has 128 GB of internal storage, which is more than enough for their needs. We can expand the internal storage of the 12X (128 GB) by using a compatible microSD card.

Cameras, flash

Main camera50 + 13 + 5 MP, 8190 x 6144 px, autofocus, optical image stabilization
FlashDual LED
Selfie camera32 MP

Multiple cameras or depth sensors can help the smartphone. They can make its portrait mode effects more appealing. The 12X offers optical image stabilization (OIS) for their rear camera systems.

Connectivity, network, wireless

GSM 2G bands850 / 900 / 1800 / 1900
Network coverage2G / 3G / 4G / 5G
Wi-FiWi-Fi 802.11 a/b/g/n/ac
Bluetoothv5.2, A2DP
GPSA-GPS, GLONASS
NFCyes
FM radioyes
USBUSB Type-C
Headphoneno

5G networks are more reliable and secure than older mobile networks. This Xiaomi phone can connect to Wi-Fi networks at home, at work, or in public places. We can use Bluetooth to connect our 12X smartphone to many Bluetooth devices. This phone has a built-in GPS receiver. This phone is NFC (Near Field Communication) capable. The 12X smartphone does not have 3.5 mm headphone jack.

Battery type, capacity, charger

TypeLi-Po 4500 mAh, non-removable

The Li-Po 4500 mAh, non-removable battery gives the smartphone a good battery backup. The lithium polymer (Li-Po) battery is a light-weight, rechargeable battery. The 12X does not have a removable battery, it integrates the battery into the phone's design.

Features, sensors, specials

Sensorsaccelerometer, barometer, color temperature sensor, compass, fingerprint, geomagnetic, gravity, gyroscope, hall, light, proximity
SpecialsCorning Gorilla Glass, Dual SIM, Fast charging, Hi-Res Audio, MIUI 12, Quick Charge, Wireless charging

Today, smartphones come with many sensors. They help make the user experience better. The accelerometer provides information about the smartphone's movement in three axes. These are X (horizontal), Y (vertical), and Z (depth). The fingerprint reader is a biometric security feature found in 12X smartphones. The light sensor is a type of sensor in a smartphone. It lets the phone measure light intensity around the device.

Dual SIM is great for businesses. They want to give staff a device with separate numbers and bills for personal and business use. With fast charging, we can get a significant amount of battery life in a few minutes of charging. The wireless charging is a convenient feature for smartphones. Gorilla Glass is very scratch resistant. It reduces the likelihood of everyday scratches and abrasions.

Verdict, pros and cons

Every phone has its strengths and weaknesses, and this Xiaomi phone is no exception. As with any device, there are aspects that shine and others that fall short. By examining both sides, we can paint a complete picture of what this phone has to offer. Let's explore its standout features and areas for improvement. Remember, this is just my opinion, and yours might be different.

Pros

  • AMOLED display
  • appropriate screen size
  • generous memory
  • generous internal storage
  • microSD slot
  • multicamera setup
  • optical image stabilization (OIS)
  • 5G support
  • Dual SIM support
  • wireless charging
  • Corning Gorilla Glass shield

Cons

  • no headphone jack
Add Xiaomi 12X to your comparison

Please let us know if you find incorrect information or something isn't working. Also, tell us if you have a suggestion for improvement.

Updated: May 11, 2024

Lucas Bradley I'm Lucas Bradley, the founder of the Phone42.com site. I love technology, especially smartphones, and I've been working with tech stuff for more than 20 years. This means I've seen a lot of changes and have learned a bunch about what makes a good phone. On Phone42.com, I look at all kinds of phones. They can be from big, well-known companies or new ones trying to make their mark. I want to help people understand what's new and cool in the world of smartphones, in a way that's easy to get.
Phone42.com / Smartphones / Xiaomi / Xiaomi 12X