Realme GT 5G vs OnePlus 9 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme GT 5G
Realme GT 5G
Realme
OnePlus 9
OnePlus 9
Oneplus

General

Launch Date March 10, 2021 March 26, 2021
Release Year 2021 2021

Physical

Volume 97.59 cm³ 103.29 cm³
Screen Size to Weight Ratio 3.46 "/g 3.41 "/g
Weight 186 g 192 g
Height 158.5 mm 160 mm
Width 73.3 mm 74.2 mm
Thickness 8.4 mm 8.7 mm
Foldable Design No No
Available Colors
  • Silver
  • Blue
  • Gold/Black
  • Winter Mist
  • Arctic Sky
  • Astral Black

Display

Screen Size 6.43 " 6.55 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.9 % 87.2 %
Pixel Density 409 PPI 402 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A 1100 nits

Hardware

Battery Capacity per Screen Area 108.84 mAh/in² 104.89 mAh/in²
Battery Density 46.11 mAh/cm³ 43.57 mAh/cm³
Battery Capacity 4500 mAh 4500 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 3.1
OTG Support 1 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 2.0, OTG USB Type-C 3.1, OTG

Software

Operating System Android Android
Initial OS Version 11 11
Maximum OS Version 14 13

Comparison Summary

1. Specifications Comparison

FeatureRealme GT 5GOnePlus 9Practical Impact
Design
Dimensions158.5 × 73.3 × 8.4 mm160 × 74.2 × 8.7 mmOnePlus 9 is slightly larger and thicker, potentially less comfortable for small hands.
Weight186g192gRealme GT 5G is slightly lighter, may feel more comfortable during long usage.
Display
Size6.43"6.55"OnePlus 9 offers a slightly more immersive viewing experience.
Resolution1080x24001080x2400Identical sharpness, neither is significantly sharper.
PPI409402Similar pixel density, both have very clear screens
TechnologyAMOLEDAMOLEDBoth have vibrant colors, deep blacks, and energy efficiency
Refresh Rate120Hz120HzBoth offer smooth scrolling and animation, better for gaming and general use
Brightness0 nits1100 nitsOnePlus 9 is significantly better for outdoor visibility under bright sunlight.
Performance
ChipsetSnapdragon 888 5GSnapdragon 888 5GBoth have similar raw processing power for demanding apps & games
AnTuTu Score912,342880,900Similar performance levels in benchmarks, both can handle high loads
GPUAdreno 660Adreno 660Both phones have comparable graphics processing power for gaming and graphical apps.
Camera
Standard Camera Resolution64MP (f/1.8, 1/1.7", 0.80µm)48MP (f/1.79, 1/1.4", 1.12µm)OnePlus 9 has a larger sensor and pixel size, generally better low-light performance and image quality, despite lower megapixel count.
Selfie Camera Resolution16MP (f/2.5)16MP (f/2.4, 1/3.13", 1.00µm)OnePlus 9 has a slightly wider aperture and bigger sensor size, potentially better low-light selfies
Wide-Angle Lens8MP (f/2.3)50MP (f/2.2, 1/1.56", 1.00µm)OnePlus 9 has a significantly higher resolution and larger sensor size for much better ultra-wide photos
Macro Lens2MP (f/2.4)NoneRealme GT 5G has a dedicated macro camera for close-up shots, OnePlus 9 does not
Black & White LensNone2MP (f/2.4)OnePlus 9 has a dedicated black & white camera for monochrome photography
Video RecordingUp to 4K@60fpsUp to 8K@30fpsOnePlus 9 can record higher resolution video for professional-quality clips.
Battery
Capacity4500mAh4500mAhSimilar battery life based on capacity alone, real-world usage may vary slightly
Charging65W Fast Charging65W Fast Charging, 15W WirelessOnePlus 9 adds convenient wireless charging.
Software
OSAndroid 11, Upgradable to 14Android 11, Upgradable to 13Realme GT 5G gets one more android update
Connectivity
Wi-FiWi-Fi 5Wi-Fi 6OnePlus 9 has newer, faster Wi-Fi, offering better performance in congested networks
Bluetooth5.25.2Both support similar audio and low-energy functions
GPSL1+L5, GLONASS (L1), BeiDou (B1), Galileo (E1+E5a)L1+L5, BeiDou (B1, B2), Galileo (E1+E5a)Both offer robust location capabilities
Storage
Internal Storage128GB or 256GB128GB or 256GBBoth offer sufficient storage options
RAM8GB or 12GB8GB or 12GBBoth have enough RAM for heavy usage.
Expandable StorageNoNoNeither phone allows for additional storage expansion.
Audio
Audio QualityDolby Atmos, Hi-Res Audio, Stereo Speakers, 2 microphonesDolby Atmos, Stereo Speakers, Noise cancellation microphone, 3 microphonesOnePlus 9 has an additional microphone for better noise cancellation, Realme GT 5G has Hi-Res audio for audiophiles
Build Quality
Screen ProtectionUnknownCorning Gorilla Glass 5OnePlus 9 has better screen protection.
SensorsFingerprint, Proximity, Accelerometer, Compass, GravityFingerprint, Proximity, Accelerometer, Compass, GyroscopeOnePlus 9 includes gyroscope for better motion tracking, Realme GT 5G has gravity sensor, used for detecting and measuring the device's acceleration caused by the Earth's gravity

2. Key Differences Analysis

Realme GT 5G Advantages:

  • Slightly Lighter: At 186g, it's more comfortable for long-term holding than the OnePlus 9 (192g).
  • One extra Android upgrade: Users might prefer the Realme GT 5G for its longer software support.
  • Dedicated Macro Lens: Offers a specific camera for extreme close-up shots.
  • Hi-Res Audio: Better audio quality for audiophiles.

OnePlus 9 Advantages:

  • Superior Display Brightness: 1100 nits vs. Unknown of the Realme GT 5G. Significantly better outdoor visibility.
  • Better Main Camera Sensor: Larger sensor and pixels, leading to better low-light performance and overall image quality.
  • Significantly better Wide-Angle Camera: Much higher resolution and a larger sensor for higher quality wide angle pictures.
  • Wireless Charging: 15W wireless charging for added convenience, avoiding the need for cables.
  • 8K Video Recording: Higher resolution video for professional-grade filming
  • Wi-Fi 6: Faster Wi-Fi speeds and improved performance in crowded networks.
  • Screen protection: The Gorilla Glass 5 protection provides enhanced screen protection against accidental scratches and drops, a crucial advantage for users prone to minor damages.
  • Black and White camera: Added lens for creative monochrome shots
  • Extra microphone: Enhanced noise cancellation during calls

Trade-offs:

  • Realme GT 5G: Lacks wireless charging and screen protection, has inferior screen brightness, camera, and wifi.
  • OnePlus 9: Slightly heavier and bulkier. Doesn't have a dedicated macro lens.

3. User Profiles & Recommendations

Ideal User for Realme GT 5G:

  • Budget-Conscious Gamers: Good performance at a potentially lower price.
  • Users Preferring Lighter Phones: Prioritizes a lightweight phone for comfortable handling.
  • Close-Up Photographers: Benefits from the dedicated macro lens, though image quality might not be top-tier
  • Audiophiles: Hi-Res Audio support enhances the listening experience.
  • Users that want more OS updates: May prefer this phone for its longer software support.

Ideal User for OnePlus 9:

  • Photography Enthusiasts: Prioritizes camera quality, especially low-light performance and wide-angle photography.
  • Users needing great outdoor visibility: Needs a bright display for outdoor usage.
  • Users who film a lot of videos: Would appreciate the option to record in 8K.
  • Users who enjoy wireless charging: Finds the convenience of wireless charging important.
  • Users who want the best possible wireless experience: Wi-Fi 6 offers much faster speeds.
  • Users prone to screen damage: Will appreciate the improved protection from Gorilla Glass 5.
  • Users who like black and white photography
  • Users that need better audio for calls: May prefer this phone for its superior noise cancellation during calls and 3 mics.

4. Decision Framework

Key Questions for Buyers:

  1. How important is camera quality? If low-light photography and wide-angle shots are crucial, the OnePlus 9 is a clear winner.
  2. How important is wireless charging? If wireless charging is a must-have, the OnePlus 9 is the only option.
  3. Is outdoor visibility essential? If you often use your phone in bright sunlight, the OnePlus 9's much brighter screen is a significant advantage.

Scenario-Based Recommendations:

  • Scenario 1: Budget-Conscious Gaming
    • Recommendation: Realme GT 5G might be a more budget friendly phone for gaming.
  • Scenario 2: Professional Photography/Videography
    • Recommendation: OnePlus 9 offers superior main camera performance, wide angle lens and video capabilities.
  • Scenario 3: Outdoor User
    • Recommendation: OnePlus 9's higher display brightness is crucial for outdoor visibility.
  • Scenario 4: "All-Round" Smartphone
    • Recommendation: OnePlus 9 provides a better all-around experience, offering better display, camera, wireless charging, Wi-Fi, and durability.
  • Scenario 5: Audiophile
    • Recommendation: Realme GT 5G with Hi-Res Audio
  • Scenario 6: Need longer OS support
    • Recommendation: Realme GT 5G is the better choice for software updates

My Choice

I would choose the OnePlus 9.

Reasoning:

While both phones offer similar performance in terms of processing power, the OnePlus 9 stands out in areas that are more critical for my daily usage:

  • Camera: I value high-quality photos, especially in low light. The OnePlus 9’s larger sensor size will provide better image quality. The significantly better wide-angle lens is a must-have for me.
  • Display Brightness: I frequently use my phone outdoors, and the 1100 nits brightness of the OnePlus 9 is a huge advantage.
  • Wireless Charging: This is a very convenient feature for my lifestyle, and I would prefer to have this option.
  • Build Quality: With Gorilla Glass 5, it’s more durable and offers better screen protection, which is crucial for the longevity of the phone.
  • Wi-Fi 6: Future-proofing is essential and the OnePlus 9 has a newer version of WiFi.

Although the Realme GT 5G is a very good phone and could offer slightly better value for money, especially if I were on a strict budget, the OnePlus 9 is the superior device based on my preferences.

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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Bridging technical complexity with engaging, accessible narratives.