Xiaomi 12 vs Realme 9 Pro - Detailed Phone Comparison

Detailed Comparison

Specification
Xiaomi 12
Xiaomi 12
Xiaomi
Realme 9 Pro
Realme 9 Pro
Realme

General

Launch Date December 31, 2021 February 23, 2022
Release Year 2021 2022

Physical

Volume 87.52 cm³ 105.58 cm³
Screen Size to Weight Ratio 3.51 "/g 3.38 "/g
Weight 179 g 195 g
Height 152.7 mm 164.3 mm
Width 69.9 mm 75.6 mm
Thickness 8.2 mm 8.5 mm
Foldable Design No No
Available Colors
  • Blue
  • Green
  • Purple
  • Gray
  • Midnight Black
  • Aurora Green
  • Sunrise Blue

Display

Screen Size 6.28 " 6.6 "
Resolution 1080 x 2400 1080 x 2412
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.2 % 84.4 %
Pixel Density 419 PPI 400 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness 1100 nits N/A

Hardware

Battery Capacity per Screen Area 114.10 mAh/in² 114.78 mAh/in²
Battery Density 51.41 mAh/cm³ 47.36 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8450 Snapdragon 8 Gen 1 (4 nm) Qualcomm SM6375 Snapdragon 695 5G (6 nm)
CPU Octa-core (1x3.00 GHz Cortex-X2 & 3x2.50 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)
GPU Adreno 730 Adreno 619

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 12
Maximum OS Version 13

Comparison Summary

Alright, let's dive deep into the Xiaomi 12 and the Realme 9 Pro. These two phones might seem similar on the surface, but a closer look reveals some critical differences. I'm going to break it down for you like we're chatting over coffee, keeping it real and focusing on what actually matters.

1. Specifications Breakdown

Here's a detailed side-by-side comparison, focusing on the practical impact of each specification:

FeatureXiaomi 12Realme 9 ProReal-World Implications
Design
Dimensions152.7 x 69.9 x 8.2 mm164.3 x 75.6 x 8.5 mmXiaomi 12 is significantly more compact; Realme 9 Pro is bulkier and might be less comfortable in smaller hands.
Weight179g195gXiaomi 12 is noticeably lighter, better for extended one-handed use.
Display
Size6.28"6.6"Realme 9 Pro offers more screen real estate, better for media consumption.
Resolution1080x24001080x2412Both offer sharp visuals, with virtually no noticeable difference.
Pixel Density419 ppi400 ppiSimilar sharpness, no practical difference in clarity.
TechnologyAMOLEDIPS LCDXiaomi 12 has a far superior display: deeper blacks, more vibrant colors, and better contrast, and is more energy efficient with dark themes.
Refresh Rate120Hz120HzSmooth scrolling and animations on both.
Brightness1100 nits0 nitsXiaomi 12 is dramatically brighter, much better for outdoor visibility and bright sunlight.
Performance
ChipsetSnapdragon 8 Gen 1 (4nm)Snapdragon 695 5G (6nm)Xiaomi 12 has a flagship-level chipset, providing significantly faster performance for everything from apps to gaming.
AnTuTu Score1,150,831402,916Xiaomi 12 absolutely crushes the Realme 9 Pro in benchmarks; expect a much smoother experience with heavy tasks.
GPUAdreno 730Adreno 619Xiaomi 12 has a much more powerful GPU, making it significantly better for graphics-intensive tasks and gaming.
Battery Life
Capacity4500mAh5000mAhRealme 9 Pro has a slightly larger battery, potentially providing a bit more battery life, but depends on usage.
Charging67W Fast Charging33W Fast ChargingXiaomi 12 charges much faster, getting you back to full power more quickly.
Features50W Wireless, ReverseNoneXiaomi 12 offers convenient wireless charging and reverse wireless charging for other devices, something the Realme 9 Pro lacks.
Camera
Main Camera50MP, f/1.88, 1/1.56"64MP, f/1.79, 1/2"Realme 9 Pro has higher resolution, but the Xiaomi 12 has larger sensor, which can translate to better low-light performance.
Selfie Camera32MP, 1/3.14"16MP, f/2.0, 1/3.13"Xiaomi 12 has higher selfie resolution; Realme 9 Pro has larger pixel size, potentially capturing more light
Wide Angle13MP, f/2.48MP, f/2.2, 1/4"Xiaomi 12 has higher resolution wide-angle; Realme 9 Pro has slightly wider aperture.
Macro Camera5MP, f/2.42MP, f/2.4, 1/5"Xiaomi 12 has much higher macro resolution
Video RecordingUp to 8K@24fpsUp to 1080p@30fpsXiaomi 12 supports 8K recording, providing far superior video quality capabilities.
DxOMark113 overall (118 photo, 121 video)N/AXiaomi 12 has a tested camera, and the scores highlight its photo and video quality. Realme 9 Pro doesn't have a tested score.
Camera FeaturesOIS, Continuous Autofocus, PDAFNoneXiaomi 12 provides advanced focusing and image stabilization.
Software
OSAndroid 12Android 12 (upgradable to 13)Both are running on Android 12 out of the box. Realme 9 Pro is upgradable to 13.
Connectivity
WiFiWiFi 6WiFi 5Xiaomi 12 has a more modern WiFi standard.
Bluetooth5.25.1Xiaomi 12 has a more modern Bluetooth standard.
GPSMore SatellitesBasicXiaomi 12 provides much better location accuracy and support.
Storage & RAM
Internal Storage128/256 GB128 GBXiaomi 12 offers more storage options; both lack expandable storage.
RAM8/12 GB6/8 GBXiaomi 12 has more RAM options, better for smoother multitasking.
Audio
QualityDolby Atmos, StereoHi-Res, Noise CancellationXiaomi 12 offers superior audio immersion; Realme 9 Pro provides noise cancellation feature.
SecurityBasic fingerprint SensorSide-mounted fingerprintRealme 9 Pro features a more advanced side-mounted fingerprint sensor.
Build Quality
Screen protectionCorning Gorilla Glass VictusUnknownXiaomi 12 has a much more durable screen protection.
SensorsUltrasonic Proximity, CompassProximityXiaomi 12 has an advanced suite of sensors for greater versatility

2. Key Insights

Xiaomi 12: The Powerhouse

  • Strengths: The Xiaomi 12 is a beast in terms of performance thanks to its flagship Snapdragon 8 Gen 1 chipset. It also boasts a superior AMOLED display with incredible brightness, faster charging (including wireless), and significantly better cameras, particularly for video. The smaller form factor is a bonus for those who prefer a more pocketable device.
  • Competitive Advantage: The processing power and display quality put it in a different class compared to the Realme 9 Pro. This is a device built for users who demand top-tier performance, multimedia capabilities, and photography.
  • Trade-offs: Its battery is slightly smaller, and it lacks expandable storage. The price point will also be higher.

Realme 9 Pro: The Value Option

  • Strengths: The Realme 9 Pro offers a larger display and a slightly larger battery at a lower price point. The device is more affordable and provides a good overall experience for everyday tasks.
  • Competitive Advantage: Its affordability and battery capacity make it appealing for those who prioritize budget and battery life over top-tier performance.
  • Trade-offs: It uses a less premium IPS LCD display, has significantly lower processing power, and lacks advanced features like wireless charging. The camera performance is good for the price but doesn't match the Xiaomi 12.

3. User Profiles and Recommendations

  • Xiaomi 12 is for:
    • Power users and gamers: The flagship chipset and powerful GPU ensure smooth performance in demanding apps and games.
    • Multimedia enthusiasts: The AMOLED display, high brightness, and great stereo speakers deliver an immersive media experience.
    • Photography and videography: Those who prioritize high-quality camera performance and video recording capabilities will benefit from this phone’s camera and feature set.
  • Realme 9 Pro is for:
    • Budget-conscious users: If value for money is a top concern, the Realme 9 Pro is a great choice.
    • Casual users: If you only need a phone for everyday tasks, browsing, and light social media, the Realme 9 Pro will do the job well.
    • Battery life prioritizers: The slightly larger battery will last longer between charges, although less efficient display and chipset should be kept in mind.

4. Buying Decision Framework

Here are three questions to help you decide:

  1. How important is top-tier performance to you? If you need the absolute best performance for gaming and heavy applications, the Xiaomi 12 is the only option. If you're a light user, the Realme 9 Pro will suffice.
  2. How crucial is display quality for your experience? If you care about vibrant colors, deep blacks, and great outdoor visibility, the Xiaomi 12's AMOLED display is the winner. If you're okay with a good-enough display, the Realme 9 Pro is acceptable.
  3. What's your budget, and what compromises are you willing to make? If budget is a constraint, the Realme 9 Pro offers great value for money, but you'll sacrifice on performance, display, and features. If you want the best experience possible, the Xiaomi 12 justifies its higher price tag.

Scenario-based recommendations:

  • If you're a student on a budget: The Realme 9 Pro makes sense as it's affordable while still offering a decent screen for media consumption.
  • If you're a gamer: The Xiaomi 12 with its top-tier chipset is the obvious choice for demanding mobile games.
  • If you're a photographer: The Xiaomi 12's superior camera system and video capabilities make it the ideal choice for those who prioritize camera performance.
  • If you're looking for a compact phone: The Xiaomi 12's smaller design will be more comfortable for daily use.
  • If you need a long-lasting phone: The Realme 9 Pro offers better battery life, although it should be kept in mind that battery usage is always dynamic.

My Choice

If it were me, I'd go with the Xiaomi 12. Here's why:

Even though the Realme 9 Pro is more affordable and has slightly better battery capacity, the trade-offs in display quality, performance, and camera capabilities are too significant for me. As someone who appreciates a high-quality display, and reliable performance, the AMOLED display, flagship chipset, and superior cameras of the Xiaomi 12 make it a worthwhile investment. I value having a phone that feels responsive and can handle anything I throw at it, and the Xiaomi 12 delivers that experience. The faster wireless charging is also a big plus for me, adding convenience to daily use.

Ultimately, the best phone depends on your priorities, but if you're after the best overall experience, the Xiaomi 12 is the clear winner in my book.

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.