Realme GT 5G vs Asus Zenfone 8 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme GT 5G
Realme GT 5G
Realme

General

Launch Date March 10, 2021 May 13, 2021
Release Year 2021 2021

Physical

Volume 97.59 cm³ 90.23 cm³
Screen Size to Weight Ratio 3.46 "/g 3.49 "/g
Weight 186 g 169 g
Height 158.5 mm 148 mm
Width 73.3 mm 68.5 mm
Thickness 8.4 mm 8.9 mm
Foldable Design No No
Available Colors
  • Silver
  • Blue
  • Gold/Black
  • Obsidian Black
  • Horizon Silver

Display

Screen Size 6.43 " 5.9 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.9 % 82.9 %
Pixel Density 409 PPI 446 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 700 nits
Peak Brightness N/A 1100 nits

Hardware

Battery Capacity per Screen Area 108.84 mAh/in² 114.91 mAh/in²
Battery Density 46.11 mAh/cm³ 44.33 mAh/cm³
Battery Capacity 4500 mAh 4000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Qualcomm SM8350 Snapdragon 888 5G (5 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55 Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
GPU Adreno 660 Adreno 660

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 11 11
Maximum OS Version 14 13

Comparison Summary

1. Specifications Comparison

FeatureRealme GT 5GAsus Zenfone 8Practical Impact
Design
Dimensions158.5 × 73.3 × 8.4 mm148 × 68.5 × 8.9 mmRealme GT 5G is taller and wider, making it less pocketable but offering a larger screen. Asus Zenfone 8 is more compact and easier to handle one-handed.
Weight186g169gAsus Zenfone 8 is significantly lighter, leading to better comfort during extended use.
Display
Size6.43"5.9"Realme GT 5G offers a larger screen for more immersive media consumption and gaming. Asus Zenfone 8 is more compact and easier to manage with one hand.
Resolution1080x24001080x2400Both offer the same sharp image quality.
Pixel Density409 ppi446 ppiAsus Zenfone 8 has slightly sharper text and image details due to the higher pixel density.
TechnologyAMOLEDAMOLEDBoth offer vibrant colors and deep blacks.
Refresh Rate120Hz120HzBoth offer smooth scrolling and animations for a fluid user experience.
Brightness0 nits1100 nitsAsus Zenfone 8 is dramatically brighter, providing excellent outdoor visibility in direct sunlight. Note: Realme GT 5G brightness is missing in the data.
Performance
ChipsetSnapdragon 888 5GSnapdragon 888 5GBoth phones offer flagship-level performance, capable of handling demanding tasks.
Antutu Score912,342891,700Both have nearly identical performance, only 2% difference.
GPUAdreno 660Adreno 660Both offer same high-end graphics capabilities.
Battery
Capacity4500mAh4000mAhRealme GT 5G has a larger battery, likely offering longer usage between charges.
Charging65W Fast Charging30W Fast ChargingRealme GT 5G charges much faster, significantly reducing downtime.
Camera
Standard Camera64MP, f/1.8, 1/1.7" sensor (Sony IMX682)64MP, f/1.8, 1/1.7" sensor (Sony IMX686)Both offer comparable main camera performance. Sensor difference may result in slightly different color reproduction or low-light performance.
Selfie Camera16MP, f/2.512MP, f/2.45, 1/2.93" sensor (Sony IMX663)Realme GT 5G offers higher resolution while Asus Zenfone 8 has a slightly wider aperture and larger pixel size, potentially better low-light selfies.
Wide Angle8MP, f/2.312MP, f/2.2, 1/2.55" sensor (Sony IMX363) (combined with Macro)Realme GT 5G has a dedicated wide angle lens, while Asus Zenfone 8 combines it with a macro lens. Note: the practical application might differ.
Macro Lens2MP, f/2.412MP, f/2.2, 1/2.55" sensor (Sony IMX363) (combined with Wide Angle)Realme GT 5G has dedicated macro, while Asus Zenfone 8 combines it with a wide angle lens. Note: the practical application might differ.
Video RecordingUp to 4K@60fps, EISUp to 8K@24fps, 4K@120fps, HDR, EISAsus Zenfone 8 offers superior video recording capabilities with 8K and 4K@120fps with HDR and EIS while Realme GT 5G records 4K@60 with EIS.
DxOMark ScoreNot available116 (Mobile), 120 (Photo), 118 (Video)Only Asus Zenfone 8 is tested by DxOMark, showing good camera performance.
Camera FeaturesTriple camera, Ultra stable video, Manual focus, Laser AF, Night ModeDual camera, OIS, Exposure compensationEach phone offers different features catering to different photography needs. OIS on the Zenfone helps with stabilization.
Software
OSAndroid 11 (up to 14)Android 11 (up to 13)Realme GT 5G offers a longer future OS support compared to the Asus Zenfone 8.
Connectivity
Wi-FiWi-Fi 5 (802.11ac)Wi-Fi 6 (802.11ax)Asus Zenfone 8 supports the latest Wi-Fi standard, offering faster speeds and better performance.
Bluetooth5.2 LE5.2 LEBoth provide the same standard and similar profiles.
GPSGPS, A-GPS, GLONASS, Beidou, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a)GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)Asus Zenfone 8 supports more satellite systems, providing more accurate location tracking.
Storage & Audio
Internal Storage128GB or 256 GB128 GB or 256GBBoth phones provide similar internal storage options.
RAM8 GB or 12 GB6 GB, 8 GB, 12 GB, or 16 GBAsus Zenfone 8 offers more RAM options, including 16GB for heavy users.
Expandable StorageNoNoNeither supports expandable storage.
AudioDolby Atmos, Hi-Res Audio, Stereo Speakers, 2 microphonesHi-Res Audio, Noise cancellation microphone, Stereo Speakers, 3 microphonesAsus Zenfone 8 offers better voice capture and noise cancellation with its additional microphone. Both feature Hi-Res audio and stereo speakers.
Security
SecurityBasic fingerprint sensorBasic fingerprint sensorBoth phones offer similar fingerprint security.
Build Quality
Screen ProtectionUnknownCorning Gorilla Glass VictusAsus Zenfone 8 has superior screen protection against scratches and drops.
Sensors
SensorsFingerprint, Proximity, Accelerometer, CompassFingerprint, Proximity, Accelerometer, Compass, GyroscopeAsus Zenfone 8 has an additional gyroscope sensor useful for gaming and VR experiences.

2. Key Differences Analysis

Realme GT 5G Advantages:

  • Larger Display: The 6.43" screen provides a more immersive experience for media consumption and gaming.
  • Larger Battery: 4500mAh battery offers potentially longer battery life, reducing the need for frequent charging.
  • Faster Charging: 65W fast charging significantly reduces charging times.
  • Additional Camera Lens: Dedicated Wide Angle and Macro lenses.
  • Longer OS support: Android upgrade up to 14.

Asus Zenfone 8 Advantages:

  • More Compact & Lighter: Smaller size and lighter weight make it more pocketable and comfortable for one-handed use.
  • Higher Brightness Display: 1100 nits brightness provides much better visibility in bright sunlight.
  • Superior Video Recording: Offers 8K video recording and 4K at 120fps and HDR.
  • More RAM Options: up to 16 GB for smoother multitasking.
  • Advanced Wi-Fi: Supports Wi-Fi 6 for faster speeds and better network performance.
  • Better GPS: More satellite systems are supported, thus enabling more accurate navigation.
  • Better Audio: Enhanced microphone for better audio recording and noise cancellation.
  • Better Screen Protection: Corning Gorilla Glass Victus offers better scratch and drop protection.
  • Additional sensors: Including gyroscope, makes it suitable for gaming and VR

Trade-offs:

  • Realme GT 5G: Sacrifices screen brightness, compact design, higher quality video recording, and better navigation for a bigger screen, potentially longer battery life, faster charging, and dedicated wide angle and macro lenses.
  • Asus Zenfone 8: Sacrifices battery capacity, a larger display, and charging speed for compactness, better visibility in sunlight, video recording quality, better audio quality, and more RAM.

3. User Profiles & Recommendations

Realme GT 5G is Ideal For:

  • Media Consumers: Users who frequently watch videos or movies on their phones will appreciate the larger display.
  • Gamers: The larger screen enhances gaming experience.
  • Power Users: People who need a device that can last a full day with heavy use.
  • Users who need dedicated Wide Angle and Macro lens: Photographers who utilize wide angle or macro photography.

Asus Zenfone 8 is Ideal For:

  • One-Handed Users: Those who prefer a compact, lightweight phone that is easy to use one-handed.
  • Outdoor Users: People who frequently use their phone in bright sunlight will benefit from the high brightness display.
  • Video Enthusiasts: Users who record videos, particularly those who require higher resolution or frame rate.
  • Multitaskers: People who need to switch frequently between apps and need the additional RAM.
  • Gamers who need Gyroscope: Those who require gyroscope for advanced gaming features.
  • Audio Enthusiasts: Those who prefer a higher quality audio and microphone

4. Decision Framework

Key Questions to Consider:

  1. Do you prioritize a large screen and long battery life, or a compact and easy to use device?
  2. Do you need the best possible screen brightness and video recording quality, or is faster charging more important to you?
  3. Are you a heavy gamer and need a gyroscope, or do you value dedicated macro and wide angle lenses?

Scenario-Based Recommendations:

  • Scenario 1: "I watch a lot of videos on my phone, and I need a long-lasting battery." - Recommendation: Realme GT 5G due to its larger screen and larger battery capacity.
  • Scenario 2: "I often use my phone outdoors in bright sunlight, and I need something pocketable." - Recommendation: Asus Zenfone 8 because of its high brightness display and compact design.
  • Scenario 3: "I frequently record videos, especially in 4K or higher resolution, and need great audio." - Recommendation: Asus Zenfone 8 due to its advanced video recording capabilities, microphone, and quality.
  • Scenario 4: "I need a phone that charges quickly and can last all day." - Recommendation: Realme GT 5G due to the combination of larger battery capacity and 65W fast charging.
  • Scenario 5: "I need a phone with gyro and better performance on games" - Recommendation: Asus Zenfone 8 because it has a gyroscope and also more ram option than the Realme GT 5G.

My Choice

If I had to choose between the two, I would lean towards the Asus Zenfone 8. While the Realme GT 5G offers a larger screen and faster charging, the Zenfone 8's compact form factor, much brighter display, significantly superior video recording capabilities (8K and 4K@120fps), additional sensors such as gyroscope, more RAM options, and robust screen protection (Corning Gorilla Glass Victus) align better with my needs. I often find myself using a phone in varying lighting conditions, and the higher brightness display is crucial. Additionally, I'm more interested in higher quality video recording, which is a standout feature of the Zenfone 8. While the Realme GT 5G is a very good phone, the practical advantages of the Zenfone 8 outweigh those of the Realme GT 5G for my specific usage patterns.

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
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Bridging technical complexity with engaging, accessible narratives.