Phone42.com
Xiaomi

Xiaomi 12 (2021)

Android OS v11.0
Qualcomm Snapdragon 8 Gen1
Adreno 730
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 comes equipped with a 6.28 inch AMOLED display, a Qualcomm Snapdragon 8 Gen1 chipset, and 8 GB of RAM.

Explore its advantages and disadvantages!

Table of Contents

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

Xiaomi 12 / 1

Xiaomi 12 specifications

BrandXiaomi
Name12
ModelXM12
Release date2021

Weight, dimensions, colors

Weight6.35 oz
Dimensions6.01 x 2.75 x 0.32 inch
Colorsblack, blue, green, purple
SIM typeNano SIM

The weight of Xiaomi 12 is about 6.35 oz with battery. This is average for smartphones of the same size. Smartphones use a Nano SIM as a small chipcard for a subscriber identity module (SIM).

System, chipset, performance

OS versionAndroid OS v11.0
SoCQualcomm Snapdragon 8 Gen1
CPUOcta-core, Single-core 3 GHz Cortex-X2, Triple-core 2.5 GHz Cortex-A710, Quad-core 1.8 GHz Cortex-A510
GPUAdreno 730
PerformanceAnTuTu v9: 464337

The Xiaomi 12 comes with Android OS v11.0 out of the box. The Android operating system uses the Linux kernel as its foundation. It includes a user interface, middleware, and many pre-installed applications. An advanced scheduler manages this octa-core CPU. It assigns tasks to the CPU for real-time speed and power efficiency. Qualcomm's Snapdragon processors work with Adreno GPUs. The processors are designed for the GPUs. We use AnTuTu app to measure general processing performance. AnTuTu Benchmark is the most popular benchmark app for Android phones.

Display type, size, resolution

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

AMOLED displays enable an Always-On Display feature. A part of the screen remains active to display the time, date, and notifications. 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 size of the screen is measured diagonally, from corner to corner.

Xiaomi 12 / 1

Memory, storage

RAM8 GB
Internal storage128 GB
Memory card slotmicroSD

The 8 GB of RAM on the Xiaomi 12 should be more than enough to handle their daily needs without any major issues. The needed RAM amount for good performance depends on factors. These include the OS, the apps, and the services we use. The 12 has 128 GB of internal storage, which is more than enough for their needs. We can expand the internal storage (128 GB) with a compatible microSD card.

Cameras, flash

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

The 12 has a multi-camera setup. It lets us adapt to different photography situations. We can achieve various perspectives and compositions. The main camera of 12 has optical image stabilization (OIS). It counters camera shake.

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

The 5G networks use advanced technologies. These include millimeter-wave (mmWave) frequencies, massive MIMO, and network slicing. The phone is capable of connecting to Wi-Fi networks. The 12 smartphone is capable of connecting to Bluetooth devices. The GPS allows this smartphone to find their exact location. It provides accurate navigation and mapping. The 12 has a built-in NFC chip, which allows it to support various NFC applications and services. The 12 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 battery of 12 isn't removable without voiding the warranty.

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 12 smartphone has an accelerometer. The 12 phone has a fingerprint scanner. The light sensor detects the level of light in the environment. Dual SIM is great for businesses. They want to give staff a device with separate numbers and bills for personal and business use. The fast charging technology comes in handy when we need quick juice on our device.

Wireless charging uses an electromagnetic field. It transfers energy between two objects through electromagnetic induction. Corning Gorilla Glass is a type of chemically strengthened super-glass.

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 12 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 12