OnePlus 9 Pro vs realme 8 - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 9 Pro
OnePlus 9 Pro
Oneplus
realme 8
Realme

General

Launch Date March 30, 2021 May 28, 2024
Release Year 2021 2024

Physical

Volume 104.5 cm³ 105.85 cm³
Screen Size to Weight Ratio 3.4 "/g 3.55 "/g
Weight 197 g 191 g
Height 163.2 mm 162 mm
Width 73.6 mm 75.1 mm
Thickness 8.7 mm 8.7 mm
Foldable Design No No
Available Colors
  • Forest Green
  • Morning Mist
  • Stellar Black
  • Fluid Silver
  • Razor Green

Display

Screen Size 6.7 " 6.78 "
Resolution 1440 x 3216 1264 x 2780
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.9 % 91.8 %
Pixel Density 525 PPI 450 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A 1000 nits
HBM Brightness N/A 1600 nits
Peak Brightness 1300 nits 6000 nits

Hardware

Battery Capacity per Screen Area 100.25 mAh/in² 119.65 mAh/in²
Battery Density 43.06 mAh/cm³ 51.96 mAh/cm³
Battery Capacity 4500 mAh 5500 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Qualcomm SM7675 Snapdragon 7+ Gen 3 (4 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55 Octa-core (1x2.8 GHz Cortex-X4 & 4x2.6 GHz Cortex-A720 & 3x1.9 GHz Cortex-A520)
GPU Adreno 660 Adreno 732

Connectivity

USB Version 3.1 2.0
OTG Support 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 3.1, OTG USB Type-C 2.0

Software

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

Comparison Summary

Smartphone Comparison: OnePlus 9 Pro vs. realme 8

1. Specifications Comparison

FeatureOnePlus 9 Prorealme 8Practical Impact
Design
Dimensions163.2 × 73.6 × 8.7 mm162 × 75.1 × 8.7 mmOnePlus 9 Pro is slightly taller, realme 8 is slightly wider. Both are the same thickness.
Weight197g191grealme 8 is negligibly lighter.
Display
Size6.7"6.78"Almost identical screen sizes.
Resolution1440x32161264x2780OnePlus 9 Pro has a significantly sharper display; text and images will appear clearer.
Pixel Density525 PPI450 PPIOnePlus 9 Pro offers crisper images and more detailed text due to higher pixel density.
TechnologyAMOLEDrealme 8 has AMOLED which offers more vibrant colors, true blacks, and better energy efficiency, especially in dark mode. OnePlus 9 Pro display tech is not specified but AMOLED is better.
Refresh Rate120Hz120HzBoth phones offer smooth scrolling and animations.
Brightness1300 nits0 nitsOnePlus 9 Pro display is significantly brighter and readable under direct sunlight.
Performance
ChipsetQualcomm Snapdragon 888 5G (5 nm)Qualcomm Snapdragon 7+ Gen 3 (4 nm)realme 8's chipset is newer and likely more efficient, potentially offering better performance and battery life. However the OnePlus 9 Pro has a flagship chip from the year it was released.
AnTuTu Score877,600N/AOnePlus 9 Pro has a high performance benchmark, but realme 8's performance remains unclear.
GPUAdreno 660Adreno 732realme 8's newer GPU is likely more powerful and offers better graphics performance.
Battery
Capacity4500mAh0mAhOnePlus 9 Pro's significantly larger battery implies substantially longer usage times between charges. The realme 8 battery capacity is unknown.
Charging65W Fast ChargingStandard ChargingOnePlus 9 Pro offers much faster charging, refilling the battery quickly. The realme 8's charging capabilities are unknown.
FeaturesReverse charging, Wireless charging 50WStandard FeaturesOnePlus 9 Pro offers more versatile charging options, including wireless and reverse wireless.
Camera
Standard Camera48MP, f/1.8, 1/1.43" sensorN/AOnePlus 9 Pro's standard camera has a larger sensor and aperture for better low-light performance. realme 8 does not seem to have a standard camera, the specifications are missing.
Selfie Camera16MP, f/2.4, 1/3.13" sensorN/AOnePlus 9 Pro has a dedicated selfie camera. realme 8 selfie camera is missing.
Telephoto Lens8MP, f/2.4, 1/4.4" sensorN/AOnePlus 9 Pro has an optical telephoto lens for better zoomed images. realme 8 does not have this feature.
Wide Angle Lens50MP, f/2.2, 1/1.56" sensorN/AOnePlus 9 Pro offers a high-resolution wide-angle camera. realme 8 does not seem to have this feature.
Black & White Lens2MP, f/2.4N/AOnePlus 9 Pro has a B&W sensor for artistic photos.
VideoUp to 8K@30fps, OIS, EISUp to 4K@60fps, OIS, EISOnePlus 9 Pro records higher resolution video, has higher frame rates available, and better stabilization, good for creators. realme 8 has less powerful video features
DxOMark Score122 (Mobile)N/AOnePlus 9 Pro has a tested excellent camera quality. realme 8's camera is not benchmarked.
Camera FeaturesExtensive features: 4K/8K Video, OIS, RAW, Night Mode, etc.Basic Camera featuresOnePlus 9 Pro has a wealth of advanced features for photography. realme 8 is not fully specified.
Software
OSAndroid 11 (upgradable to 14)Android 14realme 8 runs a newer version of Android out of the box.
Connectivity
WiFiWi-Fi 6Not SpecifiedOnePlus 9 Pro has newer Wi-Fi standards for faster and more stable connections. realme 8 wifi features not specified.
BluetoothBluetooth 5.2 LENot SpecifiedOnePlus 9 Pro has a newer Bluetooth version, with advanced audio codec support. realme 8 Bluetooth version not specified.
GPSExtensive GPS SupportNot SpecifiedOnePlus 9 Pro supports more GPS systems, for greater accuracy. realme 8 GPS features not specified.
SIMDual SIM Dual StandbyNot SpecifiedOnePlus 9 Pro allows using two SIMs simultaneously. realme 8 features not specified.
Storage
Internal Storage128/256 GBNot SpecifiedOnePlus 9 Pro offers more storage options for media and apps. realme 8 storage not specified.
RAM8/12 GBNot SpecifiedOnePlus 9 Pro offers larger RAM for multitasking and heavy apps. realme 8 RAM not specified.
Expandable StorageNoNoNeither phone supports microSD cards for additional storage.
Audio
Audio QualityDolby Atmos, Stereo Speakers, 3 micsBasic audioOnePlus 9 Pro offers enhanced audio experience for listening to music, movies, and calls.
Security
FeaturesBasic fingerprint sensorBasic fingerprint sensorBoth phones offer fingerprint sensor based security
Build Quality
Screen ProtectionGorilla Glass 5UnknownOnePlus 9 Pro offers better screen protection with Gorilla Glass 5.
Sensors
SensorsComprehensive sensor suiteBasic SensorsOnePlus 9 Pro includes additional motion and proximity sensors

2. Key Differences Analysis

OnePlus 9 Pro Advantages:

  • Superior Display: Significantly higher resolution and brightness, making it much better for outdoor use.
  • Powerful Camera System: More versatile camera system with multiple lenses (standard, wide, telephoto, and black & white), 8K video, advanced features, and a higher DxOMark score.
  • Faster Charging & Wireless Charging: 65W fast charging and 50W wireless charging provide convenience and quicker recharge times.
  • Enhanced Audio: Dolby Atmos support, stereo speakers, and noise cancellation for a richer audio experience.
  • Better Connectivity: Supports newer Wi-Fi and Bluetooth standards, offering faster and more reliable connections.
  • More comprehensive sensor suite Has more sensors, especially proximity and motion sensors.
  • More memory: The OnePlus 9 Pro comes in 8 or 12 GB of RAM versions, while the Realme 8 RAM is not specified.

realme 8 Advantages:

  • Newer Chipset: The newer Snapdragon 7+ Gen 3 could offer better power efficiency and comparable, if not superior, performance to the Snapdragon 888, although benchmarks are not provided for verification.
  • Newer OS: Ships with a newer Android version out of the box.
  • Potentially Lighter: Slightly lighter which may be appreciated during prolonged use.
  • AMOLED Display: The superior AMOLED display technology could be preferred for its vibrant colors and true blacks.

Trade-offs:

  • OnePlus 9 Pro sacrifices slightly newer chip for better camera, display, and more feature-rich experience.
  • realme 8 has a newer processor and OS but lacks high-end camera, screen, and battery features.
  • realme 8's lack of feature specifications makes a precise comparison difficult.

3. User Profiles & Recommendations

OnePlus 9 Pro Ideal User:

  • Photography Enthusiasts: Users who value top-tier camera performance and features.
  • Multimedia Consumers: Those who watch videos, play games, and appreciate high-resolution displays.
  • Power Users: Users who require fast charging, wireless charging, and good overall performance.
  • Outdoor Users: People who spend a lot of time outside and need a bright, readable screen.
  • Those seeking a premium experience: A flagship phone with high end features.

Use Cases:

  • Professional photography/videography, content creation
  • Gaming with high visual settings
  • Long days out without frequent charging
  • Heavy multitasking with multiple apps
  • Enjoying high resolution streaming services

realme 8 Ideal User:

  • Budget-Conscious Buyers: Users looking for a more recent smartphone with a good screen at a potentially lower price point.
  • Casual Users: Users who need the basics, with newer software.
  • Everyday Users: Users who value battery life and don't need advanced features.
  • Users who prefer lighter phones: People who find the OnePlus 9 Pro too heavy.

Use Cases:

  • Basic social media use
  • Everyday app usage
  • Casual gaming
  • Long battery life
  • Preference for a lighter phone

Price-to-Value Ratio:

  • OnePlus 9 Pro: The better value depends on a better display, more powerful camera, fast charging, and premium build quality. However, its performance may be marginally lower than the realme 8.
  • realme 8: Value for price would depend on its actual price, but if budget is a primary concern, it may be preferred with potentially good processing power for daily tasks.

4. Decision Framework

Key Questions for Buyers:

  1. Camera Quality: How important is a high-quality camera system with advanced features, such as 8K video and multiple lenses?
  2. Display Quality: How much do you value a high-resolution, bright screen for outdoor use vs. an AMOLED screen with potentially better colors?
  3. Battery and Charging: How important is fast charging, wireless charging, and long battery life?

Scenario-Based Recommendations:

  • Scenario 1: Photography Enthusiast: If camera quality is paramount, the OnePlus 9 Pro is the clear choice, due to its superior camera system, DxOMark score and feature set.
  • Scenario 2: Budget-Conscious User: If budget is a primary concern and camera and display are less important, the realme 8 could be a good fit, but further specification details would be required before purchase.
  • Scenario 3: Performance Focused user: if the user prioritizes performance at a potentially lower price, the realme 8 is the only option, since the OnePlus 9 Pro was a flagship in 2021. However, its specific performance and features require further data.
  • Scenario 4: Outdoor User: If display readability in direct sunlight is critical, the OnePlus 9 Pro with 1300 nits of brightness is far superior.

Personal Choice and Reasoning

If I were choosing between these two phones, I would select the OnePlus 9 Pro. Despite the older chipset, the practical advantages of the significantly superior display, the more versatile and powerful camera system, and the faster wireless charging outweigh the benefits of the realme 8's potentially better performing chipset. The realme 8 specifications are too incomplete for a full picture of its advantages and performance.

The brighter screen is a must for my use case, as I often use my phone outdoors and the better quality camera system will be preferable for any travel photography. The premium features, such as wireless charging, are useful for my lifestyle. Therefore, despite the potential performance advantages of the realme 8 chipset, the OnePlus 9 Pro provides a far more complete and reliable overall experience.

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.