Realme GT 5G vs Oppo A55 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme GT 5G
Realme GT 5G
Realme
Oppo A55
Oppo A55
Oppo

General

Launch Date March 10, 2021 October 1, 2021
Release Year 2021 2021

Physical

Volume 97.59 cm³ 104.03 cm³
Screen Size to Weight Ratio 3.46 "/g 3.37 "/g
Weight 186 g 193 g
Height 158.5 mm 163.6 mm
Width 73.3 mm 75.7 mm
Thickness 8.4 mm 8.4 mm
Foldable Design No No
Available Colors
  • Silver
  • Blue
  • Gold/Black
  • Green
  • Starry Black
  • Rainbow Blue

Display

Screen Size 6.43 " 6.51 "
Resolution 1080 x 2400 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.9 % 82.6 %
Pixel Density 409 PPI 270 PPI
Refresh Rate 120 Hz N/A
Typical Brightness N/A 480 nits
HBM Brightness N/A N/A
Peak Brightness N/A 550 nits

Hardware

Battery Capacity per Screen Area 108.84 mAh/in² 117.98 mAh/in²
Battery Density 46.11 mAh/cm³ 48.06 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Mediatek MT6765G Helio G35 (12 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55 Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU Adreno 660 PowerVR GE8320

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

Comparison Summary

1. Specifications Comparison

FeatureRealme GT 5GOppo A55Practical Impact
Design
Dimensions158.5 x 73.3 x 8.4 mm163.6 x 75.7 x 8.4 mmOppo A55 is slightly larger and might feel less comfortable for single-handed use. Both have the same thickness.
Weight186g193gRealme GT 5G is slightly lighter, potentially more comfortable for extended use.
Display
Size6.43"6.51"Negligible difference in screen size.
Resolution1080 x 2400720 x 1600Realme GT 5G provides a much sharper image, ideal for reading, watching videos, and detailed tasks. Oppo A55's screen will look noticeably less sharp.
Pixel Density409 PPI270 PPIRealme GT 5G screen is significantly sharper and less pixelated than Oppo A55
TechnologyAMOLEDIPS LCDRealme GT 5G offers superior contrast, deeper blacks, and more vibrant colors. AMOLED is also more energy-efficient with dark themes.
Refresh Rate120Hz60HzRealme GT 5G provides much smoother scrolling and animations, enhancing overall user experience, especially for gaming.
Brightness0 nits0 nitsBoth have the same peak brightness but it is unknown what that number is.
Performance
ChipsetSnapdragon 888 5G (5 nm)Helio G35 (12 nm)Realme GT 5G offers significantly faster processing, better multitasking, and superior gaming performance.
AnTuTu Score912,342379,800Realme GT 5G is much more powerful, offering a much smoother experience with faster app loading and better gaming.
GPUAdreno 660PowerVR GE8320Realme GT 5G's GPU provides superior graphics performance, especially noticeable in gaming.
Camera
Main Camera64MP, f/1.8, 1/1.7", Sony IMX68213MP, f/2.2Realme GT 5G captures much more detailed images with better low-light performance due to a higher resolution sensor and wider aperture
Selfie Camera16MP, f/2.58MP, f/2.0Realme GT 5G takes higher-resolution selfies, but Oppo A55 has a slightly wider aperture for potentially better low-light performance.
Wide Angle Lens8MP, f/2.3NoneRealme GT 5G offers a wide-angle lens for more versatile photography, capturing broader scenes in a single shot
Portrait CameraNone2MP, f/2.4Oppo A55 includes a dedicated depth sensor for better portrait mode photos, a feature not available on Realme GT 5G.
Macro Lens2MP, f/2.42MP, f/2.4Both have macro lenses for capturing close-up shots
Video RecordingUp to 4K@60fps1080p@30fpsRealme GT 5G offers higher-resolution, smoother videos with 4K support, suitable for those wanting higher-quality video recording
Battery
Capacity4500mAh5000mAhOppo A55 has a larger battery, likely providing longer battery life, especially for less intensive tasks.
Charging65W Fast Charging10W Fast ChargingRealme GT 5G charges much faster, minimizing downtime and allowing for quick top-ups.
Other
Operating SystemAndroid 11 with upgrades to 14Android 11 with no upgrades listedRealme GT 5G provides more software upgrades.
Wi-Fi802.11 a/b/g/n/ac802.11 a/b/g/n/acBoth support the same Wi-Fi standards.
Bluetooth5.25.1Realme GT 5G has a newer Bluetooth version, potentially offering better performance and more features.
GPSMultiple systemsMultiple systemsRealme GT 5G has more satellite system support, improving location accuracy, particularly in challenging environments.
Internal Storage128GB/256GB128GBRealme GT 5G offers more storage options for users with large media libraries.
RAM8GB/12GB6GB/8GBRealme GT 5G offers more RAM, allowing for smoother multitasking and better app performance with more apps open in the background.
Expandable StorageNoNoNeither phone offers expandable storage.
AudioDolby Atmos, Hi-Res, Stereo SpeakersBasicRealme GT 5G offers a more immersive audio experience with better sound quality, especially for media consumption.
Securitybasic fingerprint sensorside-mounted fingerprint sensorOppo A55 has a more convenient side-mounted fingerprint sensor.
SensorsFingerprint, Proximity, Accelerometer, CompassFingerprint, Proximity, Accelerometer, GyroscopeRealme GT 5G offers a compass for directional awareness. Oppo A55 offers Gyroscope for enhanced motion detection.

2. Key Differences Analysis

Realme GT 5G Advantages:

  • Superior Performance: The Snapdragon 888 chipset offers significantly faster processing, better multitasking, and superior gaming capabilities compared to the Helio G35.
  • Significantly Better Display: The AMOLED display with a higher resolution (1080x2400), higher pixel density (409 PPI), and 120Hz refresh rate offers a much sharper, vibrant, and smoother viewing experience compared to Oppo A55's IPS LCD display.
  • Better Camera System: The 64MP main camera with a wider aperture and larger sensor, along with the wide-angle lens, offers more versatile and higher-quality photography.
  • Faster Charging: The 65W fast charging significantly reduces charging time compared to the Oppo A55's 10W charging.
  • Advanced Audio: Dolby Atmos, Hi-Res audio, and stereo speakers provides an immersive audio experience.
  • Software Support: Has confirmation of more software upgrades available

Oppo A55 Advantages:

  • Larger Battery: The 5000mAh battery offers potentially longer battery life than the Realme GT 5G's 4500mAh battery.
  • Dedicated Portrait Mode: Includes a dedicated depth sensor for portrait mode photos that's not on the Realme GT 5G.
  • Side-Mounted Fingerprint Sensor: Convenient side-mounted sensor

Trade-offs:

  • Realme GT 5G: Sacrifices some battery life for significantly better performance, display, camera quality, and charging speed.
  • Oppo A55: Offers longer battery life and a lower price, but sacrifices performance, display quality, camera capabilities, and charging speed.

3. User Profiles & Recommendations

Realme GT 5G is Ideal For:

  • Gamers: Demanding mobile gamers who prioritize performance, smooth gameplay, and high refresh rates.
  • Media Consumers: Users who watch videos, stream content, and value high-quality displays and audio.
  • Photography Enthusiasts: Users who want a versatile camera system with higher resolution, wider aperture, and wide-angle lens.
  • Power Users: People who perform demanding tasks and need fast app loading, multitasking, and responsiveness.
  • Users who prefer better software support.

Use Cases:

  • Playing demanding mobile games such as Genshin Impact or Call of Duty Mobile at high settings with smooth frame rates.
  • Watching high-resolution videos with vibrant colors and deep blacks on the AMOLED display.
  • Capturing detailed photos and videos in various scenarios using the triple-lens camera setup.
  • Quickly recharging the battery when needed using the 65W fast charging.
  • Using two SIMs simultaneously for work and personal.

Oppo A55 is Ideal For:

  • Budget-Conscious Users: Users looking for a more affordable smartphone with basic features.
  • Users Prioritizing Battery Life: Users who prioritize long battery life over performance and advanced features.
  • Basic Smartphone Users: Users who primarily use their phones for communication, social media, and light tasks.

Use Cases:

  • Long periods of general usage throughout the day without needing to recharge as often.
  • Casual browsing, social media use, and communication, with less emphasis on heavy performance demands.
  • Capturing portrait photos with a dedicated depth sensor.
  • Simple everyday usage with a more convenient side-mounted fingerprint reader.

4. Decision Framework

Key Questions to Consider:

  1. What is your budget? The Oppo A55 is likely more affordable than the Realme GT 5G.
  2. How important is performance and gaming to you? If these are key priorities, the Realme GT 5G is the clear choice.
  3. What do you value more: display quality or battery life? The Realme GT 5G has a superior display, while the Oppo A55 offers better battery life.

Scenario-Based Recommendations:

  • Scenario 1: Gamers & Performance Users - Choose the Realme GT 5G for its top-tier chipset and graphics.
  • Scenario 2: Casual Users on a Budget - Choose the Oppo A55 for better battery life and affordability.
  • Scenario 3: Photography Enthusiasts - Choose the Realme GT 5G for a more versatile and higher-quality camera system.
  • Scenario 4: Media Consumers - Choose the Realme GT 5G for superior display and audio features.
  • Scenario 5: Long-lasting Battery Users - Choose the Oppo A55 for slightly better battery life.

What I Would Choose

I would choose the Realme GT 5G. While the Oppo A55 offers slightly better battery life, the Realme GT 5G significantly outperforms it in almost every other critical aspect, especially in performance, display quality, camera capabilities, and charging speed. The AMOLED display is a major upgrade for media consumption and general use, making daily interactions more enjoyable. The powerful Snapdragon 888 chipset is crucial for smooth multitasking, gaming, and future-proofing. The 65W fast charging also is a huge convenience for busy lifestyles. While battery life is important, the Realme GT 5G provides enough for a full day's use for my needs, and the quicker charging makes it very easy to top up if needed. The improved camera system also offers versatility, and the enhanced audio features make the experience more enjoyable. For my priorities, the additional value offered by the Realme GT 5G makes the trade off worthwhile.

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.

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  • Mobile technology analysis
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Bridging technical complexity with engaging, accessible narratives.