Realme 9 vs Xiaomi Redmi Note 12 4G - Detailed Phone Comparison

Detailed Comparison

Specification
Realme 9
Realme 9
Realme

General

Launch Date April 12, 2022 March 30, 2023
Release Year 2022 2023

Physical

Volume 93.94 cm³ 99.49 cm³
Screen Size to Weight Ratio 3.6 "/g 3.63 "/g
Weight 178 g 183.5 g
Height 160.2 mm 165.7 mm
Width 73.3 mm 76 mm
Thickness 8 mm 7.9 mm
Foldable Design No No
Available Colors
  • Meteor Black
  • Sunburst Gold
  • Stargaze White
  • Ice Blue
  • Mint Green
  • Onyx Gray

Display

Screen Size 6.4 " 6.67 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.2 % 85.3 %
Pixel Density 411 PPI 395 PPI
Refresh Rate 90 Hz 120 Hz
Typical Brightness 430 nits 450 nits
HBM Brightness N/A 700 nits
Peak Brightness 1000 nits 1200 nits

Hardware

Battery Capacity per Screen Area 122.07 mAh/in² 112.39 mAh/in²
Battery Density 53.22 mAh/cm³ 50.26 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support No Yes
Chipset Qualcomm SM6225 Snapdragon 680 4G (6 nm) Qualcomm SM6225 Snapdragon 685 (6 nm)
CPU Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver) Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
GPU Adreno 610 Adreno 610

Connectivity

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

Software

Operating System Android Android
Initial OS Version 12 13
Maximum OS Version 14

Comparison Summary

Realme 9 vs. Xiaomi Redmi Note 12 4G: A Deep Dive

Let's cut through the marketing jargon and dissect the Realme 9 and Xiaomi Redmi Note 12 4G, focusing on what truly matters: how these phones perform in the real world.

1. Specifications Breakdown

FeatureRealme 9Xiaomi Redmi Note 12 4GReal-World Implications
Design
Dimensions160.2 x 73.3 x 8mm, 178g165.7 x 76 x 7.9mm, 183.5gRedmi Note 12 is slightly larger and heavier; Realme 9 might feel more comfortable for one-handed use.
Build QualityGorilla Glass 5Gorilla Glass 3Realme 9 offers better screen scratch resistance.
Display
Size6.4" AMOLED6.67" AMOLEDRedmi Note 12 boasts a larger screen for more immersive content consumption.
Refresh Rate90Hz120HzRedmi Note 12 delivers smoother scrolling and animations.
Brightness1000 nits1200 nitsRedmi Note 12 offers superior outdoor visibility.
Performance
ChipsetSnapdragon 680Snapdragon 685Redmi Note 12 provides a noticeable performance boost in everyday tasks and gaming due to the newer chipset.
AnTuTu Score216,850338,900Reinforces the performance advantage of the Redmi Note 12.
RAM6GB/8GB4GB/6GB/8GBBoth offer ample RAM for multitasking; 8GB variant recommended for power users.
Storage128 GB64/128/256GBRedmi Note 12 Offers a wider range of storage option.
Camera
Main Sensor108MP, f/1.7550MP, f/1.8Realme 9 boasts higher resolution; Redmi Note 12 has decent image quality documented by its DXOMark score. Real-world performance will depend on image processing.
Selfie Camera16MP13MPRealme 9 offers a higher resolution selfie camera.
Video1080p@30fps1080p@30fpsComparable video recording capabilities.
Battery Life
Capacity5000mAh5000mAhSimilar battery capacity suggests comparable endurance.
Charging33W33WIdentical fast charging speeds.

2. Key Insights

  • Performance: The Redmi Note 12's Snapdragon 685 significantly outperforms the Realme 9's Snapdragon 680. This translates to faster app loading, smoother multitasking, and better gaming performance.
  • Display: While both phones feature AMOLED displays, the Redmi Note 12's 120Hz refresh rate provides a more fluid user experience. Its higher brightness also ensures better visibility in sunlight.
  • Camera: The Realme 9 boasts a 108MP main sensor, but megapixels don't tell the whole story. The Redmi Note 12, with its 50MP sensor and superior processing might deliver better overall image quality (based on DXOMark), and as an engineer, I know sensor size and aperture often matter more than raw pixel count.
  • Battery: Both phones offer similar battery capacities and charging speeds. Real-world battery life will depend on usage patterns.

3. User Profiles and Recommendations

  • Realme 9: Best suited for budget-conscious users who prioritize a compact design and a high-resolution main camera.
  • Redmi Note 12 4G: Ideal for users who value performance, a smooth display, and good overall camera quality. The expandable storage options also cater to those who need ample space for their files.

4. Buying Decision Framework

  1. Is performance a top priority? If yes, the Redmi Note 12 4G is the clear winner.
  2. How important is a smooth display? The Redmi Note 12 4G's 120Hz refresh rate offers a tangible advantage in this area.
  3. What's your budget? Consider the price difference between the two models and weigh it against the features that matter most to you.

My Choice: Xiaomi Redmi Note 12 4G

If I were choosing between these two, I'd go for the Xiaomi Redmi Note 12 4G. As a tech journalist with an engineering background, I prioritize performance and a fluid user experience. The Redmi Note 12's Snapdragon 685, coupled with the 120Hz display, delivers a noticeably smoother and more responsive experience compared to the Realme 9. While the Realme 9's 108MP camera is tempting, the Redmi Note 12's overall camera system, backed by a decent DXOMark score, offers a more balanced and reliable photographic experience. Furthermore, the newer OS and the potential for future updates makes it a more future-proof choice. The slightly larger size doesn't bother me, and the performance gains outweigh the minor weight difference.

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.