Realme 8 vs Asus Zenfone 9 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme 8
Realme 8
Realme

General

Launch Date March 25, 2021 September 15, 2022
Release Year 2021 2022

Physical

Volume 94.95 cm³ 90.79 cm³
Screen Size to Weight Ratio 3.62 "/g 3.49 "/g
Weight 177 g 169 g
Height 160.6 mm 146.5 mm
Width 73.9 mm 68.1 mm
Thickness 8 mm 9.1 mm
Foldable Design No No
Available Colors
  • Cyber Silver
  • Cyber Black
  • Midnight Black
  • Starry Blue
  • Moonlight White
  • Sunset Red

Display

Screen Size 6.4 " 5.9 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 83.3 % 84.2 %
Pixel Density 411 PPI 445 PPI
Refresh Rate N/A 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness 1000 nits 1100 nits

Hardware

Battery Capacity per Screen Area 122.07 mAh/in² 123.53 mAh/in²
Battery Density 52.66 mAh/cm³ 47.36 mAh/cm³
Battery Capacity 5000 mAh 4300 mAh
NFC Support Yes Yes
Chipset Mediatek MT6785V/CD Helio G95 (12 nm) Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)
CPU Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
GPU Mali-G76 MC4 Adreno 730

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 12
Maximum OS Version 14

Comparison Summary

1. Specifications Comparison

Design

FeatureRealme 8Asus Zenfone 9Practical Impact
Physical Size160.6 x 73.9 x 8 mm146.5 x 68.1 x 9.1 mmZenfone 9 is significantly more compact and easier to handle with one hand, while the Realme 8 is larger.
Weight177g169gZenfone 9 is slightly lighter, which may be noticeable during extended use.
BuildUnknown screen protectionCorning Gorilla Glass VictusZenfone 9 has superior screen protection against scratches and drops.

Display

FeatureRealme 8Asus Zenfone 9Practical Impact
Size6.4"5.9"Realme 8 offers a larger viewing area, better for media consumption. Zenfone 9 is more pocketable.
Resolution1080x24001080x2400Both have the same level of detail sharpness.
PPI411445Zenfone 9 has slightly sharper text and images due to higher pixel density.
TechnologyAMOLEDAMOLEDBoth offer vibrant colors, deep blacks, and good contrast.
Refresh Rate60Hz120HzZenfone 9 provides much smoother scrolling, animations, and a more responsive feel.
Brightness1000 nits1100 nitsZenfone 9 is slightly easier to see in direct sunlight with a higher peak brightness.

Performance

FeatureRealme 8Asus Zenfone 9Practical Impact
ChipsetMediatek Helio G95 (12 nm)Snapdragon 8+ Gen 1 (4 nm)Zenfone 9 offers drastically superior performance, faster app loading, smoother multitasking and better gaming.
AnTuTu Score409,8741,232,500Zenfone 9's performance is significantly higher for demanding tasks and future-proofing.
GPUMali-G76 MC4Adreno 730Zenfone 9 has a more powerful GPU that provides better graphics performance, particularly in games.

Camera

FeatureRealme 8Asus Zenfone 9Practical Impact
Main Camera64MP f/1.79, 1/2" sensor, 0.70µm pixels50MP f/1.8, 1/1.56" sensor, 1.00µm pixelsZenfone 9's larger sensor and bigger pixels result in better low-light performance and dynamic range. Realme 8 has more megapixels but lower quality.
Selfie Camera16MP f/2.45, 1/3.13" sensor, 1.00µm pixels12MP f/2.45, 1/2.93" sensor, 1.22µm pixelsZenfone 9 has slightly larger pixels on a larger sensor resulting in better low-light selfies, despite having lower resolution.
Wide Angle Lens8MP f/2.25NoneRealme 8 has a dedicated wide-angle lens, useful for capturing expansive scenes. Zenfone 9 uses the ultrawide as a macro, while the Realme 8 has a separate macro lens too.
Macro Lens2MP f/2.4NoneRealme 8 has a dedicated macro lens for close up shots.
Wide Angle + MacroNone12MP f/2.2, 1/2.55" sensor, 1.40µm pixelsAsus Zenfone 9 has a wide-angle lens that also serves as a macro lens with a large sensor and great low light, missing on Realme 8.
Black & White Lens2MP f/2.4NoneRealme 8 has a dedicated Black and white lens for artistic shots.
Video Recording4K@30fps with EIS, 1080p@30/60/120fps with EIS8K@24fps with HDR, EIS, 4K@30/60/120fps with HDR, EIS, 1080p@30/60/240fps with HDR, EISZenfone 9 can record in 8K and has better video stabilization (OIS), making it superior for videography.
FeaturesQuadruple camera, Ultra stable videoDual camera, Optical Stabilization (OIS), Gimbal, RAWZenfone 9 offers more advanced features, especially for video, while Realme 8 offers additional lens features.

Battery

FeatureRealme 8Asus Zenfone 9Practical Impact
Capacity5000mAh4300mAhRealme 8 has a larger battery, potentially providing longer battery life.
Charging30W30WBoth offer fast charging, so similar recharge times.

Other

FeatureRealme 8Asus Zenfone 9Practical Impact
OSAndroid 11Android 12 (upgradable to 14)Zenfone 9 has a more recent version of Android and is guaranteed future updates providing access to new features and security improvements.
Wi-FiWi-Fi 5Wi-Fi 6Zenfone 9 supports faster Wi-Fi speeds, better connectivity in crowded areas.
BluetoothBluetooth 5.1Bluetooth 5.2Zenfone 9 uses a newer Bluetooth standard for potentially more reliable and efficient connections, supports higher-quality audio codecs.
GPSGPS, A-GPS, GLONASS, Beidou, GalileoGPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)Zenfone 9 has support for more satellite systems for improved accuracy.
Storage64GB or 128GB128GB or 256GBZenfone 9 offers more storage options, especially for users with many apps and media, but none can be expanded.
RAM4GB, 6GB, or 8GB8GB or 16GBZenfone 9 has more RAM for better multitasking and smoother performance, especially if using the phone for demanding tasks.
Audio QualityHi-Res AudioHi-Res Audio, Noise cancellation microphone, Stereo Speakers, 3 microphonesZenfone 9 offers better audio experience and noise cancelling features.
Securitybasic fingerprint sensorside-mounted fingerprint sensorZenfone 9 provides quick and convenient access, side mounted is generally better.
SensorsAccelerometer, Gyroscope, Magnetometer, Proximity, FingerprintAccelerometer, Compass, Gyroscope, Proximity, Fingerprint, Gravity, HallZenfone 9 offers more sensors, which could be beneficial for more intensive gaming or more precise sensor-dependent applications.

2. Key Differences Analysis

Realme 8 Advantages

  • Larger Display: The 6.4" screen is better for media consumption, browsing, and gaming, for those who prefer larger screens.
  • Larger Battery: A 5000mAh battery should provide longer usage time between charges.
  • Dedicated Macro and wide angle lenses: Additional lenses for photography enthusiasts, or those who want to make use of more photography modes.
  • Cheaper Price: Generally less expensive than the Zenfone 9, making it more accessible.

Asus Zenfone 9 Advantages

  • Superior Performance: Snapdragon 8+ Gen 1 chipset provides much faster processing speeds for better gaming, multitasking, and overall responsiveness.
  • Smoother Display: 120Hz refresh rate offers a fluid user experience.
  • Better Main Camera: Larger sensor and pixels in main camera provide better low-light performance and dynamic range.
  • Better Video Recording: 8K recording and advanced stabilization features make it a significantly better choice for videography.
  • Better Audio: Built in speakers with high-quality recording.
  • Smaller size: More convenient for one-handed use, easier to carry.
  • More Future-Proof: Newer OS, faster processor, better connectivity options ensure longer usability.

Trade-offs

  • Realme 8: Larger size, heavier, and not as powerful, also lower screen refresh and older software.
  • Asus Zenfone 9: Smaller screen, smaller battery, more expensive.

3. User Profiles & Recommendations

Realme 8 - Ideal User

  • Budget-Conscious Users: Prioritizes affordability over top-tier performance.
  • Media Consumers: Prefers larger screen for watching videos and browsing.
  • Casual Gamers: Does not require the highest performance, but wants to play some games without breaking the bank.
  • Users Focused on Battery Life: Needs a phone that can last throughout the day with moderate use.
  • Photography Enthusiasts Who like to explore many shooting modes.

Specific Use Cases:

  • Watching movies or shows on a commute or at home.
  • General web browsing and social media use.
  • Playing casual games like puzzle or strategy games.
  • Everyday photography.

Asus Zenfone 9 - Ideal User

  • Power Users: Demands top-tier performance for gaming, demanding apps, and heavy multitasking.
  • Mobile Photographers/Videographers: Values camera quality and advanced video recording features.
  • Users Prioritizing Portability: Prefers a smaller, more pocketable phone.
  • Tech Enthusiasts: Wants the latest features and a smooth user experience.
  • Users who care about quality: Want excellent build quality and great audio.

Specific Use Cases:

  • Playing graphics-intensive mobile games.
  • Recording high-quality videos for personal or professional use.
  • Using demanding productivity apps or video editing software.
  • Users who want a premium feel in a compact device.

4. Decision Framework

Key Questions for Buyers:

  1. Budget: How much are you willing to spend on your smartphone?
  2. Performance Needs: How important is top-tier performance, gaming, and multitasking?
  3. Size Preference: Do you prefer a larger screen for media consumption or a smaller, more pocketable device?

Scenario-Based Recommendations:

  • Scenario 1: Budget-Conscious User, Casual Use
    • Recommendation: Realme 8. It provides good value with an okay screen, a larger battery, and decent performance for everyday use at a lower price point.
  • Scenario 2: Power User, Gaming, Advanced Camera
    • Recommendation: Asus Zenfone 9. Despite the higher price, it offers a significant performance upgrade, superior camera capabilities, and a better display.
  • Scenario 3: Balanced User, Everyday Use
    • Recommendation: Consider your priority. If battery life and screen size is more important, go with the Realme 8. If performance and camera is more important, go with the Zenfone 9.

My Choice

If I were to choose, I would select the Asus Zenfone 9. While the Realme 8 offers a larger display and a bigger battery, the performance difference and camera capabilities of the Zenfone 9 are too significant to ignore for my usage. I prioritize a smooth and responsive user experience, advanced photography, videography features, and a more compact phone with high build quality and good audio. The Zenfone 9 simply offers better overall value in the long run, given its features and future-proofing capabilities, despite the higher price tag. The smaller size is also a plus for everyday carry.

Emily Harper
Emily Harper

Technology Insights Specialist

Dedicated technology writer specializing in mobile device analysis and technology communication. Expert at translating complex smartphone features into clear, actionable insights for diverse audiences.

Key Strengths:

  • Mobile technology analysis
  • Digital media communication
  • Technical storytelling
  • User-centric technology insights

Bridging technical complexity with engaging, accessible narratives.