Xiaomi 12 vs OnePlus 12 - Detailed Phone Comparison

Detailed Comparison

Specification
Xiaomi 12
Xiaomi 12
Xiaomi
OnePlus 12
OnePlus 12
Oneplus

General

Launch Date December 31, 2021 December 11, 2023
Release Year 2021 2023

Physical

Volume 87.52 cm³ 114.58 cm³
Screen Size to Weight Ratio 3.51 "/g 3.1 "/g
Weight 179 g 220 g
Height 152.7 mm 164.3 mm
Width 69.9 mm 75.8 mm
Thickness 8.2 mm 9.2 mm
Foldable Design No No
Available Colors
  • Blue
  • Green
  • Purple
  • Gray
  • Flowy Emerald
  • Silky Black
  • Silver (Glacial White)

Display

Screen Size 6.28 " 6.82 "
Resolution 1080 x 2400 1440 x 3168
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.2 % 90.8 %
Pixel Density 419 PPI 510 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A 600 nits
HBM Brightness N/A 1600 nits
Peak Brightness 1100 nits 4500 nits

Hardware

Battery Capacity per Screen Area 114.10 mAh/in² 116.10 mAh/in²
Battery Density 51.41 mAh/cm³ 47.13 mAh/cm³
Battery Capacity 4500 mAh 5400 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8450 Snapdragon 8 Gen 1 (4 nm) Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
CPU Octa-core (1x3.00 GHz Cortex-X2 & 3x2.50 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)
GPU Adreno 730 Adreno 750

Connectivity

USB Version 2.0 3.2
OTG Support 1 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 2.0, OTG USB Type-C 3.2, OTG

Software

Operating System Android Android
Initial OS Version 12 14
Maximum OS Version 18

Comparison Summary

Alright, let's dive deep into the Xiaomi 12 and OnePlus 12, breaking down their specs and figuring out which phone might be the better fit for you. As always, it's not just about the numbers; it’s about how these devices perform in the real world.

1. Specifications Breakdown

Here's a detailed look at the key specs of the Xiaomi 12 and OnePlus 12, focusing on what they mean for your day-to-day use:

FeatureXiaomi 12OnePlus 12Real-World Implications
Design
Dimensions152.7 x 69.9 x 8.2 mm164.3 x 75.8 x 9.2 mmXiaomi 12 is more compact and pocketable; OnePlus 12 is larger and may feel more substantial in the hand.
Weight179g220gXiaomi 12 is significantly lighter, making it more comfortable for extended use.
Display
Size6.28"6.82"OnePlus 12 offers a noticeably larger display, great for media consumption, gaming and multitasking. Xiaomi 12 is more manageable in one hand.
Resolution1080 x 24001440 x 3168OnePlus 12 has a much sharper display with 76% more pixels, offering higher detail clarity.
PPI419510OnePlus 12 has significantly higher pixel density resulting in a sharper display with more defined texts and images.
TechnologyAMOLEDAMOLEDBoth offer vibrant colours, deep blacks, and excellent contrast, typical of AMOLED screens.
Refresh Rate120Hz120HzSmooth scrolling and animations on both devices.
Brightness1100 nits4500 nitsOnePlus 12 has significantly higher peak brightness, ensuring excellent visibility in bright sunlight, while the Xiaomi 12 might struggle in direct sunlight.
Performance
ChipsetSnapdragon 8 Gen 1Snapdragon 8 Gen 3OnePlus 12 offers significantly faster app loading, better multitasking, and smoother gameplay due to its newer chip.
AnTuTu Score1,150,8312,110,808OnePlus 12 has much higher performance, scoring significantly higher on benchmarks.
GPUAdreno 730Adreno 750OnePlus 12 has a more powerful GPU, crucial for demanding tasks like gaming and graphics-intensive apps.
Camera
Main Camera Sensor50MP f/1.88 1/1.56" Sony IMX76650MP f/1.6 1/1.43" Sony LYTIA-T808OnePlus 12 has a larger sensor and wider aperture, resulting in better low-light performance and dynamic range compared to Xiaomi 12's competent but older sensor.
Telephoto + portraitN/A64MP f/2.6 1/2" Omnivision OV64BOnePlus 12 offers more versatile photography with a dedicated telephoto lens for zoomed shots and portraits.
Selfie Camera32MP 1/3.14" Samsung JD132MP f/2.4 1/2.74" Sony IMX615OnePlus 12 has a larger sensor for potentially better selfies.
Wide Angle Lens13MP f/2.4N/AXiaomi 12 has a dedicated wide angle lens.
Macro Lens5MP f/2.4N/AXiaomi 12 features a dedicated Macro Lens for extreme close-up photos, while the OnePlus 12 uses the wide-angle lens for Macro.
Wide Angle + Macro LensN/A48MP f/2.2 1/2" Sony IMX581OnePlus 12 features an additional wide-angle lens with macro capabilities for versatility
Video RecordingUp to 8K@24fpsUp to 8K@24fpsBoth offer high-quality video recording, but the specific lens and processing will differ and could be better on the OnePlus 12 due to hardware improvements.
DXOMark Score113 (Overall), 118(Photo), 121(Video)N/AOnly Xiaomi 12 has been tested by DXOMark. The OnePlus 12 should have higher scores due to newer sensors and technology.
Battery Life
Capacity4500 mAh5400 mAhOnePlus 12 has a larger battery, likely providing better battery life, especially on days with heavy usage.
Charging67W Fast Charging100W Fast ChargingOnePlus 12 charges faster, minimizing time plugged into the wall.
Wireless Charging50W Fast Wireless Charging50W Fast Wireless ChargingBoth have wireless fast charging, but the OnePlus 12 doesn't have reverse charging, unlike the Xiaomi 12 which has 10W reverse charging capabilities.
Software
OSAndroid 12Android 14OnePlus 12 provides a newer version of Android, offering the latest features, security updates and customization options.
Connectivity
WiFiWiFi 6WiFi 7OnePlus 12 supports the latest WiFi standard for faster speeds, lower latency and better performance on crowded networks.
BluetoothBluetooth 5.2Bluetooth 5.4OnePlus 12 has a newer version of Bluetooth for improved connectivity and efficiency.
GPSExtensive SupportExtensive SupportOnePlus 12 supports more satellite systems for precise location services.
SIMDual Nano SIMDual Nano SIM + eSIMOnePlus 12 provides eSIM support for easier carrier switching.
Storage
Internal Storage128 GB or 256 GB256 GB, 512 GB, 1024GBOnePlus 12 offers greater storage options catering to users who need a lot of space for apps, media and files.
RAM8 GB or 12 GB12 GB, 16 GB, or 24 GBOnePlus 12 has higher RAM options, providing even better multitasking and performance for demanding users.
Expandable StorageNoNoNeither phone supports expandable storage.
Audio
QualityDolby Atmos, Hi-Res, 2 MicsDolby Atmos, Noise cancellationThe Xiaomi 12 has a Hi-Res audio, and dual microphones for better voice recording, while the OnePlus 12 features Noise Cancellation for clearer calls.
Security
Fingerprint SensorBasic FingerprintBasic FingerprintBoth offer standard fingerprint sensor technology.
Build Quality
Screen ProtectionGorilla Glass VictusGorilla Glass Victus 2Both use advanced screen protection; Gorilla Glass Victus 2 on the OnePlus 12 offers improved durability.
Sensors
SensorsAccelerometer, Compass, Gyroscope, Ultrasonic Proximity VirtualAccelerometer, Gyroscope, Proximity, Gravity, Hall, GeomagneticThe Xiaomi 12 has an ultrasonic proximity sensor and compass. The OnePlus 12 offers Proximity, Gravity, Hall, and Geomagnetic sensors for a more comprehensive sensor suite.

2. Key Insights

Xiaomi 12 Strengths:

  • Compact Design: It’s much lighter and smaller, making it easier to handle and carry around.
  • Complete Camera System: It comes with a dedicated Wide Angle and Macro lens.
  • Hi-Res Audio: Offers enhanced sound quality.
  • Reverse Charging: Can charge other devices wirelessly.

OnePlus 12 Strengths:

  • Superior Performance: The Snapdragon 8 Gen 3 and higher RAM options mean much faster app loading, smoother multitasking, and better gaming performance.
  • Incredible Display: Larger, sharper, and much brighter for a better viewing experience, especially outdoors.
  • Better Camera Quality: Larger sensors and a dedicated Telephoto Lens for enhanced picture quality.
  • Improved Software: Comes with a newer version of Android and better software optimizations.
  • Better Battery Life: Larger battery and faster charging for extended usage.
  • Future-Proof Connectivity: It supports the newest WiFi 7 and Bluetooth 5.4.

Trade-offs & Limitations

  • Xiaomi 12: Its older chip will feel outdated compared to the OnePlus 12, especially for heavy users. The display brightness will be a major issue on sunny days, and the camera might not offer the same picture quality in difficult lighting situations.
  • OnePlus 12: Larger size and heavier weight may not be preferred by some users, and the lack of a dedicated macro lens might be a bummer.

3. User Profiles and Recommendations

Xiaomi 12 is best for:

  • Users who prioritize a compact, lightweight phone that's easy to handle.
  • Those who prefer to have a macro lens and would benefit from reverse charging.
  • Casual smartphone users who don't need the absolute latest and greatest in performance.

OnePlus 12 is ideal for:

  • Power users who need the best performance for gaming, multitasking, and demanding apps.
  • Media enthusiasts who want the best screen for watching videos and browsing content.
  • Users who often take photos, with enhanced video capabilities, and need better low-light performance.
  • Users who are frequently using their phones under direct sunlight, and value maximum display brightness.
  • Users who need cutting-edge tech in terms of connectivity.

4. Buying Decision Framework

Here are three practical questions to help you decide between the Xiaomi 12 and the OnePlus 12:

  1. Do you value a compact design and one-hand usage over everything else?
    • Yes: The Xiaomi 12 is likely the better choice.
    • No: Consider the OnePlus 12 for its superior performance and display.
  2. Is having the best possible performance for gaming, multitasking, and demanding apps important to you?
    • Yes: Definitely go for the OnePlus 12.
    • No: The Xiaomi 12’s performance might be sufficient, but will feel outdated for the price.
  3. Do you need the best display, maximum brightness, and a superior camera system?
    • Yes: The OnePlus 12 is the clear winner.
    • No: The Xiaomi 12 still has a good screen and camera, but will lag behind the OnePlus 12.

Scenario-Based Recommendations

  • The Budget-Conscious Casual User: If you're primarily using your phone for social media, browsing, and light tasks, and want something compact, the Xiaomi 12 might be okay.
  • The Power User/Gamer: If you need the absolute best in performance, display, and camera, the OnePlus 12 is the clear choice.
  • The Mobile Photographer: For high-quality photos, superior low-light performance, and a more versatile photography experience, you should chose the OnePlus 12.

My Choice

Personally, I'd go for the OnePlus 12. While the Xiaomi 12 is a decent phone, the technological advancements in the OnePlus 12 are undeniable. The much better display, significantly faster performance, newer connectivity standards, superior camera, and bigger battery make it an all-around more compelling device. As a tech journalist and analyst, I would appreciate the cutting-edge technology and would find the enhanced user experience crucial for my daily tasks, not to mention that as someone who is frequently outdoors, I would benefit the most from the improved display brightness. The larger size doesn't bother me, especially considering the benefits it brings, and having a Telephoto lens on my phone is a big plus. The price difference is also justified given the hardware differences.

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.