Xiaomi 12X vs Xiaomi Redmi A2 - Detailed Phone Comparison

Detailed Comparison

Specification
Xiaomi 12X
Xiaomi 12X
Xiaomi

General

Launch Date December 31, 2021 March 24, 2023
Release Year 2021 2023

Physical

Volume 87.52 cm³ 115.25 cm³
Screen Size to Weight Ratio 3.57 "/g 3.4 "/g
Weight 176 g 192 g
Height 152.7 mm 164.9 mm
Width 69.9 mm 76.8 mm
Thickness 8.2 mm 9.1 mm
Foldable Design No No
Available Colors
  • Blue
  • Purple
  • Gray
  • Aqua Blue
  • Classic Black
  • Sea Green

Display

Screen Size 6.28 " 6.52 "
Resolution 1080 x 2400 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.2 % 81 %
Pixel Density 419 PPI 269 PPI
Refresh Rate 120 Hz N/A
Typical Brightness N/A 400 nits
HBM Brightness N/A N/A
Peak Brightness 1100 nits N/A

Hardware

Battery Capacity per Screen Area 114.10 mAh/in² 117.62 mAh/in²
Battery Density 51.41 mAh/cm³ 43.39 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes No
Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) Mediatek Helio G36 (12 nm)
CPU Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) Octa-core (4x2.2 GHz Cortex-A53 & 4x1.7 GHz Cortex-A53)
GPU Adreno 650 PowerVR GE8320

Connectivity

USB Version 2.0 2.0
OTG Support 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 2.0, OTG microUSB 2.0

Software

Operating System Android Android
Initial OS Version 11 12
Maximum OS Version

Comparison Summary

Okay, let's dive into a detailed comparison of the Xiaomi 12X and the Xiaomi Redmi A2. We'll break down the specs, consider the real-world implications, and help you figure out which phone might be the better fit for you.

1. Specifications Breakdown

Here’s a detailed table comparing the key technical specifications of the Xiaomi 12X and the Xiaomi Redmi A2, focusing on their real-world implications:

FeatureXiaomi 12XXiaomi Redmi A2Real-World Implications
Design
Dimensions152.7 x 69.9 x 8.2 mm164.9 x 76.8 x 9.1 mmThe 12X is more compact and pocketable; the A2 is larger and may feel more substantial in the hand.
Weight176g192gThe 12X is noticeably lighter and more comfortable for extended use, while A2 is slightly heavier
Display
Size6.28"6.52"The A2 offers a slightly larger viewing area, while 12X is more compact
Resolution1080x2400720x1600The 12X provides a much sharper and clearer display, better for text and detailed images.
Pixel Density (PPI)419269The 12X will look significantly crisper, with less noticeable pixelation compared to the A2.
TechnologyAMOLEDIPS LCDThe 12X has superior color accuracy, contrast, and deeper blacks; better for multimedia consumption and outdoor use.
Refresh Rate120Hz60HzThe 12X will offer smoother scrolling and animations, making the user experience feel more fluid.
Brightness1100 nits0 nitsThe 12X will be much more visible in direct sunlight thanks to its higher brightness.
Performance
ChipsetSnapdragon 870 5G (7 nm)Mediatek Helio G36 (12 nm)The 12X offers much faster processing, enabling smoother multitasking and higher gaming performance.
AnTuTu Score815,210127,000The 12X is significantly more powerful, better suited for demanding apps and games.
GPUAdreno 650PowerVR GE8320The 12X has a superior GPU, making it better for graphically intensive tasks like gaming.
Camera
Rear Main Camera50MP (f/1.88, 1/1.56")8MP (f/2.0)The 12X captures much more detailed images, especially in low light thanks to its larger sensor and wider aperture
Front Selfie Camera32MP (f/2.45, 1/3")5MP (f/2.2)The 12X will take superior selfies, with better detail and performance in varying lighting conditions.
Wide Angle Lens13MP (f/2.4, 1/3.06")NoneThe 12X offers the flexibility of a wide-angle lens to capture more of a scene.
Macro Lens5MP (f/2.4)NoneThe 12X allows close-up photography of small subjects.
Video RecordingUp to 8K@24fps with EIS1080p@30fpsThe 12X captures much higher-quality videos, with more stabilization options.
Battery Life
Capacity4500mAh5000mAhThe A2 has a slightly larger battery capacity, potentially offering longer battery life on a single charge.
Charging67W Fast Charging10W Fast ChargingThe 12X charges much faster, allowing users to quickly top up their battery.
Software
Operating SystemAndroid 11Android 12The A2 ships with a newer version of Android out of the box.
Connectivity
WiFiWiFi 6 (802.11ax)802.11nThe 12X has better performance and more reliability in busy networks
Bluetooth5.15.0The 12X has slightly better performance in transferring files
GPSMore satellite systemsFewer satellite systemsThe 12X is more accurate when it comes to location tracking
Storage
Internal Storage128 GB or 256 GB32 GB or 64 GBThe 12X offers significantly more storage space, ideal for those with extensive media libraries.
RAM8 GB or 12 GB2 GB or 3 GB or 4 GBThe 12X offers significantly more RAM for smoother performance and multitasking.
Audio
QualityDolby Atmos, Hi-Res, Stereo Speakers, 2 micsBasic audioThe 12X has vastly superior audio quality, suitable for enjoying music or videos
Security
FeaturesFingerprint SensorBasicThe 12X has fingerprint sensor
Build Quality
Screen ProtectionCorning Gorilla Glass VictusUnknownThe 12X is more durable
Sensors
ListFingerprint, Accelerometer, Compass, Gyroscope, Ultrasonic proximity virtualAccelerometer, Ultrasonic proximity virtualThe 12X has more sensors

2. Key Insights

Xiaomi 12X Strengths:

  • Superior Display: The AMOLED screen with a 120Hz refresh rate is a massive win. It offers vibrant colors, deep blacks, and a very smooth user experience compared to the A2's LCD panel.
  • Powerful Performance: The Snapdragon 870 chipset is significantly faster than the Helio G36, making the 12X a better choice for gaming, multitasking, and overall responsiveness.
  • Enhanced Camera Capabilities: With its 50MP main camera, additional wide-angle and macro lenses, and advanced video features, the 12X offers significantly better image and video quality.
  • Faster Charging: The 67W fast charging is a major time-saver, ensuring you spend less time tethered to a power outlet.
  • Premium Audio: The 12X offers high quality audio with Dolby Atmos and stereo speakers.
  • Better Build Quality: The 12X uses Corning Gorilla Glass Victus for better screen protection.

Xiaomi Redmi A2 Strengths:

  • Affordability: The Redmi A2 is clearly the budget-friendly option, making it accessible to a wider range of users.
  • Slightly Larger Battery: The larger 5000mAh battery might offer slightly better battery life, however, the display on the 12X is more power-efficient.
  • Newer OS: Ships with Android 12 out of the box.

Trade-offs and Limitations:

  • The Redmi A2 sacrifices many aspects of performance, display quality, and camera capabilities to achieve its lower price point.
  • The Xiaomi 12X, while superior in most aspects, is likely more expensive and may not be within everyone's budget.
  • Neither device has expandable storage.

3. User Profiles and Recommendations

Xiaomi 12X:

  • Ideal for: Power users, gamers, photography enthusiasts, and anyone who values a high-quality display and smooth performance.
  • Use Cases: Mobile gaming, social media browsing, photography/videography, and anyone who needs fast charging and strong performance.

Xiaomi Redmi A2:

  • Ideal for: Budget-conscious users, those who need a basic phone for calls, texts, and light browsing.
  • Use Cases: Primary device for calls, texts, browsing social media, or as a secondary device.

4. Buying Decision Framework

Here are three practical questions to help users decide between these two phones:

  1. What is your budget? The Redmi A2 is significantly more affordable than the Xiaomi 12X. If you are on a tight budget, the A2 is the obvious choice.
  2. What do you primarily use your phone for? If you prioritize multimedia, gaming, and photography, then the Xiaomi 12X is the better choice. For basic phone tasks, the A2 might suffice.
  3. How important is performance and display quality to you? If you want smooth performance and a vibrant display, the 12X is the clear winner. If not, the A2 will do the basic job.

Scenario-Based Recommendations:

  • Scenario 1: Basic User on a Tight Budget: Opt for the Xiaomi Redmi A2. It will handle basic tasks without breaking the bank.
  • Scenario 2: Mid-Range User Who Enjoys Multimedia and Light Gaming: Invest in the Xiaomi 12X. The display and processing power will provide a much more enjoyable experience.
  • Scenario 3: Power User or Mobile Photographer/Videographer: The Xiaomi 12X is the only choice. It provides all the necessary tools for a premium mobile experience.

What would I choose?

Personally, I would choose the Xiaomi 12X. Here's why:

As someone who appreciates fluid performance, high-quality displays, and advanced camera capabilities, the 12X aligns better with my needs. While I acknowledge the Redmi A2 is an attractive option for budget-conscious users, the improvements the 12X brings make a significant difference in my daily usage.

The AMOLED screen with 120Hz, the Snapdragon 870, and the versatile camera setup are key features that contribute to an enhanced user experience. For me, the additional cost of the 12X is justified by the overall improvement in performance, visual quality, and camera flexibility. I'm also not keen on waiting for a phone to charge for hours, the 67W is essential. I would rather choose a phone that feels premium and offers a smooth, responsive experience. The audio quality from the 12X is another key factor for me, as I listen to music and videos daily.

In conclusion, the Xiaomi 12X is a phone that satisfies most of my requirements for a top-end device, so this is why I'd select this model.

Alex Griffin
Alex Griffin

Technology analyst specializing in mobile devices and consumer electronics.

Core Expertise

  • Mobile technology analysis
  • Consumer electronics evaluation
  • Technical specification interpretation
  • User experience insights

Professional Mission Empowering readers to make informed technology decisions by transforming intricate specifications into understandable, practical guidance.

Demystifying technology, one device at a time.