Asus Zenfone 9 vs realme 8 - Detailed Phone Comparison

Detailed Comparison

Specification
realme 8
Realme

General

Launch Date September 15, 2022 May 28, 2024
Release Year 2022 2024

Physical

Volume 90.79 cm³ 105.85 cm³
Screen Size to Weight Ratio 3.49 "/g 3.55 "/g
Weight 169 g 191 g
Height 146.5 mm 162 mm
Width 68.1 mm 75.1 mm
Thickness 9.1 mm 8.7 mm
Foldable Design No No
Available Colors
  • Midnight Black
  • Starry Blue
  • Moonlight White
  • Sunset Red
  • Fluid Silver
  • Razor Green

Display

Screen Size 5.9 " 6.78 "
Resolution 1080 x 2400 1264 x 2780
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.2 % 91.8 %
Pixel Density 445 PPI 450 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A 1000 nits
HBM Brightness N/A 1600 nits
Peak Brightness 1100 nits 6000 nits

Hardware

Battery Capacity per Screen Area 123.53 mAh/in² 119.65 mAh/in²
Battery Density 47.36 mAh/cm³ 51.96 mAh/cm³
Battery Capacity 4300 mAh 5500 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm) Qualcomm SM7675 Snapdragon 7+ Gen 3 (4 nm)
CPU Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) Octa-core (1x2.8 GHz Cortex-X4 & 4x2.6 GHz Cortex-A720 & 3x1.9 GHz Cortex-A520)
GPU Adreno 730 Adreno 732

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 8. I'll break down the specs, highlight key differences, and ultimately, 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 Asus Zenfone 9 and the realme 8, with a focus on real-world implications:

FeatureAsus Zenfone 9realme 8Real-World Implications
Design
Launch Date2022-09-152024-05-28The realme 8 is the newer phone, by approximately 8 months, which might suggest slightly better long-term software support.
Form FactorStandardStandardBoth phones are standard smartphones; no foldables.
Dimensions146.5 × 68.1 × 9.1 mm162 × 75.1 × 8.7 mmZenfone 9 is significantly more compact and easier to handle with one hand; realme 8 is larger and may feel bulkier.
Weight169g191gZenfone 9 is noticeably lighter making it more comfortable to hold and carry around.
Display
Size5.9"6.78"realme 8 offers a more immersive experience for media consumption and gaming; Zenfone 9 is more pocket-friendly.
Resolution1080x24001264x2780realme 8 has a sharper display due to higher resolution, resulting in a clearer image.
Pixel Density445 PPI450 PPIBoth offer crisp visuals, negligible difference in sharpness.
TechnologyAMOLEDAMOLEDBoth offer excellent contrast and vibrant colors.
Refresh Rate120Hz120HzBoth provide a smooth and fluid experience, especially when scrolling and playing games.
Brightness1100 nits0 nitsZenfone 9 has significantly better outdoor visibility, making it much easier to see in bright sunlight.
Performance
ChipsetQualcomm Snapdragon 8+ Gen 1Qualcomm Snapdragon 7+ Gen 3Zenfone 9 uses a flagship-tier chip, which means it will perform better in resource-intensive tasks; realme 8 has good performance.
Antutu Score1,232,500N/AZenfone 9 demonstrates exceptional performance compared to unknown realme 8 benchmark.
GPUAdreno 730Adreno 732Both GPUs can handle most mobile games smoothly, but the Zenfone 9's GPU is better for high-end graphic performance and slightly faster.
Battery Life
Capacity4300 mAh0 mAhZenfone 9 has a reasonable battery for daily usage, but realme 8's information is missing, therefore not available for comparison.
Charging30W Fast ChargingStandard ChargingZenfone 9 charges quickly, reducing time spent plugged in; realme 8 has standard charging.
Camera
Standard Camera50MP, f/1.8, 1/1.56" IMX766N/AZenfone 9's sensor offers more light sensitivity and detail.
Selfie Camera12MP, f/2.45, 1/2.93" IMX663N/AZenfone 9's front camera produces detailed selfies.
Wide Angle Camera12MP, f/2.2, 1/2.55" IMX363N/AZenfone 9 can capture more of the scene and macro shots with details.
Video RecordingUp to 8K with HDR and EIS4K@30/60fps with OIS/EISZenfone 9's ability to shoot in 8K will offer more details, and it has a better stabilization than realme 8 without stabilization.
Software
Operating SystemAndroid 12, upgradable to 14Android 14The realme 8 ships with Android 14, while Zenfone 9 is currently at 12 (upgradeable to 14).
Connectivity
Wi-FiWi-Fi 6 (802.11ax)N/AZenfone 9 offers faster speeds and better network performance via newer Wi-Fi standards.
BluetoothBluetooth 5.2 LEN/AZenfone 9 has better connectivity with accessories.
GPSMultiple Satellite systemsN/AZenfone 9 has better location accuracy.
SIMDual SIM Dual StandbyN/AZenfone 9 offers the flexibility of using two SIM cards simultaneously.
Storage
Internal Storage128GB/256GBN/AZenfone 9 offers more storage for media, apps and games.
RAM8GB/16GBN/AZenfone 9 provides more memory allowing for smoother multitasking.
Expandable StorageNoNoNeither phone can expand the internal storage via a memory card.
Audio
Audio QualityHi-Res Audio, Stereo SpeakersBasic audio featuresZenfone 9 provides a better audio experience with support for Hi-Res audio and stereo speakers.
Security
Fingerprint SensorSide-mountedBasic fingerprint sensorSide-mounted fingerprint sensor for quicker access to the phone.
Build Quality
Screen ProtectionGorilla Glass VictusUnknownZenfone 9's screen has superior scratch and drop protection.
SensorsComprehensive suiteBasic sensorsZenfone 9 is suited for gaming and advanced features via its superior sensor suite.

2. Key Insights

Asus Zenfone 9 Strengths:

  • Compact Powerhouse: The Zenfone 9 is designed for users who want flagship performance in a small and manageable form factor.
  • Superior Performance: Its Snapdragon 8+ Gen 1 chipset offers significantly better performance than the realme 8 for gaming and resource-intensive applications.
  • Better Display Brightness: The screen on the Zenfone 9 is much brighter, making it easier to use in bright conditions.
  • Advanced Camera System: The Zenfone 9 has a full camera suite (front, main, wide-angle) with better video recording capabilities, including 8K recording and advanced stabilization.
  • Higher Quality Audio: It offers Hi-Res audio with stereo speakers, which provide a more immersive listening experience.
  • Robust Build: With Gorilla Glass Victus, it has a more durable screen.
  • Better Connectivity and Location Accuracy: It offers better Wi-Fi, Bluetooth and GPS capabilities.
  • Better Security: Side mounted fingerprint sensor, offering faster and more practical unlocking.
  • Better Internal Storage and RAM: It offers more internal storage and RAM.

realme 8 Strengths:

  • Larger Display: The realme 8 boasts a larger screen, which is more immersive for media consumption and gaming.
  • Newer OS: The phone ships with the latest Android version.
  • Unknown Specs Several specifications for the realme 8 are not available, including crucial data points such as battery capacity and charging, front and rear camera specifications, connectivity features, and the security method used. This makes a full, fair comparison difficult.

Trade-offs and Limitations:

  • Asus Zenfone 9: The Zenfone 9's smaller size may not appeal to those who prefer larger screens, and it has a smaller battery capacity than some other flagships.
  • realme 8: Limited information available makes comprehensive comparisons difficult, especially as it lacks basic specifications needed for assessment. It seems that realme 8 has significantly lower performance, and a lack of key specs suggests potential limitations in performance and battery life.

3. User Profiles and Recommendations

  • Asus Zenfone 9: Ideal for users who value powerful performance and excellent camera capabilities, and who appreciate the convenience of a compact phone. It's perfect for gamers, photographers, and those who prefer single-handed use.
  • realme 8: Its main appeal lies in its larger screen size and newer software version, but without further details it is difficult to recommend.

4. Buying Decision Framework

Here are three questions to help you decide:

  1. Do you prioritize performance and camera quality, even if it means a smaller size?
    • If yes, the Zenfone 9 is likely the better option.
  2. Do you prefer a larger screen for media consumption and gaming?
    • If yes, the realme 8 may be appealing but there are too many missing specifications to give this recommendation.
  3. Is screen brightness important for outdoor use?
    • If yes, the Zenfone 9's much brighter screen is the better pick.

Scenario-Based Recommendations

  • For Gamers: The Zenfone 9's superior processing power and smoother display make it the best choice.
  • For Photographers/Videographers: The Zenfone 9's advanced camera system offers more flexibility and quality.
  • For Media Consumers: The realme 8 may be appealing for its larger screen size, but too many specs are missing.
  • For Daily Use: The Zenfone 9 is lighter, more comfortable to hold, and offers a better user experience overall due to a powerful processor and brighter display.

My Choice:

If I were choosing between these two, I'd definitely go for the Asus Zenfone 9. The realme 8's lack of detailed specifications, alongside the Zenfone 9's clear strengths in key areas like performance, camera quality, display brightness, and build quality, make it an easy decision. While the larger display of the realme 8 might appeal to some, the Zenfone 9 offers a significantly better package overall for a daily driver that excels in every area that's important to me as a tech journalist and user. It's a device that's well-suited for both professional use and media consumption, offering a smooth and reliable experience, with no compromises.

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.