Asus Zenfone 9 vs Realme 12 Pro - Detailed Phone Comparison

Detailed Comparison

Specification
Realme 12 Pro
Realme 12 Pro
Realme

General

Launch Date September 15, 2022 January 29, 2024
Release Year 2022 2024

Physical

Volume 90.79 cm³ 105.17 cm³
Screen Size to Weight Ratio 3.49 "/g 3.53 "/g
Weight 169 g 190 g
Height 146.5 mm 161.5 mm
Width 68.1 mm 74 mm
Thickness 9.1 mm 8.8 mm
Foldable Design No No
Available Colors
  • Midnight Black
  • Starry Blue
  • Moonlight White
  • Sunset Red
  • Submarine Blue
  • Navigator Beige

Display

Screen Size 5.9 " 6.7 "
Resolution 1080 x 2400 1080 x 2412
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.2 % 90.4 %
Pixel Density 445 PPI 394 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 800 nits
Peak Brightness 1100 nits 950 nits

Hardware

Battery Capacity per Screen Area 123.53 mAh/in² 111.38 mAh/in²
Battery Density 47.36 mAh/cm³ 47.54 mAh/cm³
Battery Capacity 4300 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm) Qualcomm SM6450 Snapdragon 6 Gen 1 (4 nm)
CPU Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) Octa-core (4x2.2 GHz Cortex-A78 & 4x1.8 GHz Cortex-A55)
GPU Adreno 730 Adreno 710

Connectivity

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

Software

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

Comparison Summary

Okay, let's dive into a detailed comparison of the Asus Zenfone 9 and the Realme 12 Pro. I'm aiming to cut through the marketing jargon and give you a clear picture of how these phones stack up in the real world.

1. Specifications Breakdown

Here’s a table laying out the key specs, focusing on what they mean for you:

FeatureAsus Zenfone 9Realme 12 ProReal-World Implications
Design
Dimensions146.5 × 68.1 × 9.1 mm, 169g161.5 × 74 × 8.8 mm, 190gThe Zenfone 9 is significantly more compact and lighter, making it easier to use one-handed and carry around. The Realme 12 Pro is larger, with a more substantial feel.
BuildGorilla Glass Victus (screen)Unknown (screen)Zenfone 9 offers superior screen protection, while the Realme 12 Pro screen's protection is unspecified.
Display
Size5.9"6.7"The Realme 12 Pro provides a more immersive viewing experience with its larger screen, while the Zenfone 9 is more convenient for those who prefer a smaller device.
Resolution1080 x 24001080 x 2412Both have similar resolutions that offer a sharp image on screen.
Pixel Density445 PPI394 PPIThe Zenfone 9’s higher pixel density means a noticeably sharper display, especially noticeable for text and intricate graphics.
TechnologyAMOLEDAMOLEDBoth offer vibrant colors and deep blacks characteristic of AMOLED.
Refresh Rate120Hz120HzBoth offer a fluid scrolling and gaming experience.
Brightness1100 nits950 nitsThe Zenfone 9 is more visible in bright sunlight.
Performance
ChipsetSnapdragon 8+ Gen 1 (4 nm)Snapdragon 6 Gen 1 (4 nm)The Zenfone 9 provides significantly faster app loading, smoother multitasking, and more enjoyable gaming with a flagship chip.
AnTuTu Score1,232,500574,000Zenfone 9 is significantly faster in benchmark performance, demonstrating superior real-world performance for all tasks.
GPUAdreno 730Adreno 710Zenfone 9's superior graphics processing is ideal for demanding games and graphic-intensive applications.
Camera
Main Camera50MP, f/1.8, 1/1.56" IMX76650MP, f/1.8, 1/2" IMX882Zenfone 9 captures more light and detail with its larger sensor.
Selfie Camera12MP, f/2.45, 1/2.93" IMX66316MP, f/2.4Realme 12 Pro offers slightly higher resolution, but Zenfone 9's selfie camera has a larger pixel size.
Telephoto LensNone32MP, f/2.0, 1/2.74" IMX709Realme 12 Pro offers an additional dedicated telephoto lens which is absent from the Zenfone 9, providing optical zoom capabilities.
Wide Angle12MP, f/2.2, 1/2.55" IMX363 Exmor RS8MP, f/2.2, 1/2.8" IMX355Zenfone 9 offers higher resolution and a larger sensor for ultrawide shots.
VideoUp to 8K@24fps, 4K@120fpsUp to 4K@30fpsThe Zenfone 9 has more video recording options, including higher resolutions and frame rates.
FeaturesGimbal, RAWOptical zoom, Triple cameraThe Zenfone 9's gimbal stabilization is excellent for video, while the Realme 12 Pro offers optical zoom with a triple camera setup.
Battery Life
Capacity4300mAh5000mAhThe Realme 12 Pro has a significantly larger battery, likely providing longer battery life.
Charging30W Fast Charging67W Fast ChargingThe Realme 12 Pro charges much faster, reducing downtime.
Software
OSAndroid 12, upgradable to 14Android 14Realme 12 Pro launches with a newer version of Android and will likely have updates for longer, whereas the Zenfone 9 starts with an older version of Android.
Storage
Internal128GB/256GB256GB/512GBThe Realme 12 Pro offers more storage, which is a huge plus for users with lots of media and apps.
RAM8GB/16GB8GB/12GBThe Zenfone 9 can have more RAM, which enhances multitasking and performance for demanding tasks.
Audio
QualityStereo Speakers, Hi-Res, 3 micsStereo Speakers, Hi-Res, 2 mics, Dolby AtmosBoth have great audio features. Realme 12 Pro has Dolby Atmos, while Zenfone 9 offers an additional microphone, useful for clearer audio recording.
Sensors
FeaturesFingerprint, Proximity, Accelerometer, Compass, GyroscopeFingerprint, Proximity, Accelerometer, GyroscopeThe Zenfone 9 offers a comprehensive set of sensors, enhancing functionality for various apps and use cases, including a compass.
## 2. Key Insights

Asus Zenfone 9 Strengths:

  • Pocket Rocket Performance: The Snapdragon 8+ Gen 1 chip provides unparalleled speed and responsiveness in the Android world, easily handling any app or game you throw at it.
  • Compact Powerhouse: Its smaller form factor makes it a joy to use, especially for one-handed tasks. It's also the lighter of the two which translates to better usability.
  • Superior Display Sharpness: The higher pixel density is especially noticeable for reading text and viewing detailed graphics.
  • Exceptional Video Capabilities: Offers 8K recording and a gimbal for professional-grade stabilization, the perfect phone for content creators.
  • Advanced Camera Features: The larger main sensor, and gimbal stabilization allows for taking very high quality pictures and video.

Realme 12 Pro Strengths:

  • Bigger, More Immersive Screen: The larger 6.7" display is great for media consumption, gaming, and web browsing, bringing a more immersive experience.
  • Longer Battery Life and Faster Charging: The 5000mAh battery coupled with 67W charging will last you longer and charge much quicker than the Zenfone.
  • Telephoto Lens: It comes with an additional telephoto camera which is absent from the Zenfone, giving it more camera versatility with optical zoom capabilities.
  • Ample Storage: The option of up to 512GB of storage is perfect for those who need plenty of space.
  • Newer Software: Launched with Android 14, it is more up to date with a better likelihood of future updates.

Trade-offs and Limitations:

  • Zenfone 9: Smaller screen, lower battery capacity, and less storage options compared to the Realme 12 Pro.
  • Realme 12 Pro: Slower performance compared to Zenfone 9, with a weaker camera and lower display sharpness.

3. User Profiles and Recommendations

Asus Zenfone 9 is best for:

  • Performance Enthusiasts: Gamers and power users who prioritize speed and responsiveness.
  • One-Handed Users: People who prefer a smaller, more ergonomic phone for easy one-handed operation.
  • Video Content Creators: Those who need professional-grade video quality and stabilization.
  • Display Quality: Those who value screen sharpness above all else.

Realme 12 Pro is best for:

  • Media Consumers: Users who watch a lot of videos and browse the web and are looking for a large screen.
  • Battery Life Seekers: People who need a phone that can last a full day or more without needing to charge.
  • Photography Enthusiasts: Users who would like the added functionality of the telephoto lens for added zoom capabilities.
  • Storage Buffs: Users who need plenty of space to download apps and media.

4. Buying Decision Framework

To decide which phone is right for you, ask yourself these questions:

  1. Do I prioritize performance or battery life? If you want the fastest phone regardless of size, go for the Zenfone 9. If you need all-day battery and fast charging, the Realme 12 Pro is the better option.
  2. Do I prefer a pocketable phone, or a large screen for media consumption? The Zenfone 9 shines with its compact design, while the Realme 12 Pro provides a larger display.
  3. Do I need the best video and photography features or a more versatile camera with additional optical zoom? The Zenfone 9's main camera is amazing with the gimbal, while the Realme 12 Pro comes with an additional telephoto lens for better photography versatility.

Scenario-Based Recommendations:

  • "I'm a gamer and want the fastest performance": Choose the Asus Zenfone 9. Its superior processor and GPU will give you the smoothest gaming experience.
  • "I mostly watch videos and want a big screen": Pick the Realme 12 Pro. The larger display and longer battery life are ideal for media consumption.
  • "I need a phone that's easy to use one-handed and very pocketable": Opt for the Asus Zenfone 9. Its compact size is perfect for comfortable one-handed use.
  • "I take pictures and record videos and need zoom functionality": The Realme 12 Pro is the option that fits you the most. With the additional telephoto lens you can shoot with better zoom without losing quality.

My Choice

If I had to choose between these two, I'd personally lean towards the Asus Zenfone 9. The reason is simple: performance. As someone who uses a phone for all sorts of tasks, including the occasional gaming, the Zenfone 9's processing power and fluidity would be more of a benefit on a day-to-day basis. While the Realme 12 Pro's battery and larger screen are tempting, the sheer speed and smooth user experience of the Zenfone 9 edge it out for me. I also really appreciate the smaller form factor. The compact size makes it comfortable to hold and use, especially while on the go. Also, as a content creator the amazing video and stabilization of the camera is an added benefit.

This isn't to say the Realme 12 Pro is a bad phone, it's fantastic for those who prioritize screen size and battery life over all else. But for me, the Zenfone 9's performance and compact design is what I value most in a smartphone. It really boils down to individual needs and preferences.

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.