OnePlus 9 vs Realme 11 - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 9
OnePlus 9
Oneplus
Realme 11
Realme 11
Realme

General

Launch Date March 26, 2021 July 31, 2023
Release Year 2021 2023

Physical

Volume 103.29 cm³ 102 cm³
Screen Size to Weight Ratio 3.41 "/g 3.54 "/g
Weight 192 g 190 g
Height 160 mm 165.7 mm
Width 74.2 mm 76 mm
Thickness 8.7 mm 8.1 mm
Foldable Design No No
Available Colors
  • Winter Mist
  • Arctic Sky
  • Astral Black
  • Midnight Black (Glory Black)
  • Sunrise Gold (Glory Gold)

Display

Screen Size 6.55 " 6.72 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 87.2 % 86.6 %
Pixel Density 402 PPI 392 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A 550 nits
HBM Brightness N/A 680 nits
Peak Brightness 1100 nits N/A

Hardware

Battery Capacity per Screen Area 104.89 mAh/in² 110.72 mAh/in²
Battery Density 43.57 mAh/cm³ 49.02 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Mediatek Dimensity 6100+ (6 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Adreno 660 Mali-G57 MC2

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 13
Maximum OS Version 13

Comparison Summary

1. Specifications Comparison

Here's a detailed comparison of the OnePlus 9 and Realme 11, focusing on practical implications:

Design

FeatureOnePlus 9Realme 11Practical Impact
Physical Size160 × 74.2 × 8.7 mm165.7 × 76 × 8.1 mmRealme 11 is taller and wider, OnePlus 9 is thicker; Realme 11 might feel slightly larger in hand.
Weight192g190gBoth have very similar weights, no significant difference in hand.

Display

FeatureOnePlus 9Realme 11Practical Impact
Size6.55"6.72"Realme 11 offers slightly more screen real estate for media and browsing.
Resolution1080x24001080x2400Both offer the same level of detail and clarity.
PPI402392Both displays are sharp, no significant difference in perceived sharpness.
TechnologyAMOLEDIPS LCDOnePlus 9 has superior contrast, deeper blacks, and more vibrant colors; better for media consumption and dark mode usage.
Refresh Rate120Hz120HzBoth offer smooth scrolling and animations, suitable for gaming and daily use.
Brightness1100 nits1000 nitsOnePlus 9 is slightly easier to view in direct sunlight; Realme 11 may struggle slightly in very bright conditions.

Performance

FeatureOnePlus 9Realme 11Practical Impact
ChipsetQualcomm Snapdragon 888 (5 nm)Mediatek Dimensity 6100+ (6 nm)OnePlus 9 delivers significantly faster app loading, multitasking, and superior gaming performance.
AnTuTu Score880,900389,600OnePlus 9 offers a vastly smoother and more responsive user experience, especially with demanding applications.
GPUAdreno 660Mali-G57 MC2OnePlus 9 has better graphical capabilities for demanding games and graphics-intensive apps.

Camera

FeatureOnePlus 9Realme 11Practical Impact
Standard Lens48MP, f/1.79, 1/1.4" Sony IMX68964MP, f/1.79, 1/2" Omnivision OV64BOnePlus 9 has a larger sensor, offering better low-light performance; Realme 11 has higher resolution in good light.
Selfie Camera16MP, f/2.4, 1/3.13" Sony IMX4718MP, f/2.0OnePlus 9 captures higher detail selfies, Realme 11 offers a slightly brighter image due to wider aperture.
Wide Angle Lens50MP, f/2.2, 1/1.56" Sony IMX766NoneOnePlus 9 allows for ultrawide angle shots.
Portrait ModeNone2MP, f/2.4Realme 11 offers depth sensing for portrait photos.
Black & White Lens2MPNoneOnePlus 9 offers a dedicated black and white sensor.
Video RecordingUp to 8K@30fpsUp to 1080p@30fpsOnePlus 9 has much higher video resolution, suitable for content creators.

Battery

FeatureOnePlus 9Realme 11Practical Impact
Capacity4500mAh5000mAhRealme 11 offers better battery life for extended usage without needing to charge.
Charging65W33WOnePlus 9 charges much faster, reducing downtime; Realme 11 takes longer to charge.
Wireless Charging15WNoneOnePlus 9 supports wireless charging for added convenience.

2. Key Differences Analysis

OnePlus 9 Advantages:

  • Superior Performance: The Snapdragon 888 provides significantly faster processing and graphics, ideal for gaming and demanding applications.
  • Better Display: The AMOLED display offers vibrant colors, deeper blacks, and better viewing angles for a superior visual experience.
  • Advanced Camera System: Includes a higher-quality main sensor, a dedicated ultrawide lens, and 8K video recording for more versatile photography.
  • Faster Charging: 65W wired charging and 15W wireless charging for quick top-ups and added convenience.
  • Better Audio: Dolby Atmos, noise cancellation microphone, and stereo speakers offer a much better audio experience.
  • Newer Wifi: WiFi 6 support offers faster speeds and lower latency

Realme 11 Advantages:

  • Larger Battery: 5000mAh battery for longer battery life, suitable for heavy users who need all-day usage.
  • Newer OS: Comes with Android 13 out of the box with no further updates listed.
  • Dedicated depth sensor: For portrait style photos.
  • More modern design: Slimmer design

Trade-offs:

  • The OnePlus 9 trades battery life for superior performance and camera quality, which means it will need charging more frequently but deliver more.
  • The Realme 11 offers a longer battery life with a weaker processor, lower resolution cameras and a less premium display.
  • OnePlus 9 is older, and therefore, may not receive as many software updates as the Realme 11.

3. User Profiles & Recommendations

OnePlus 9 - Ideal For:

  • Gamers: The superior performance, GPU, and 120Hz refresh rate provide an exceptional gaming experience.
  • Photography Enthusiasts: Advanced camera system and 8K video capabilities are ideal for users who prioritize high-quality photos and videos.
  • Power Users: Demanding users who multitask heavily and need faster app loading times will appreciate the Snapdragon 888.
  • Media Consumers: The AMOLED display and enhanced audio features make the OnePlus 9 excellent for watching videos and enjoying other media content.

Realme 11 - Ideal For:

  • Budget-Conscious Users: Offers a good balance of features and price, suitable for those looking for a reliable everyday phone.
  • Users Needing Extended Battery Life: The large battery provides all-day battery life with moderate usage.
  • Casual Users: Ideal for web browsing, social media, and basic tasks without the need for high-end performance.
  • Users that prioritize newer versions of Android: Realme 11 ships with Android 13

4. Decision Framework

Here are three key questions for potential buyers:

  1. Do you prioritize performance and advanced features, or battery life and cost-effectiveness?

    • If performance: Choose the OnePlus 9 for its superior processing, display, and camera.
    • If battery life: Choose the Realme 11 for its larger battery.
  2. What is your primary use case?

    • Gaming/Multimedia: The OnePlus 9 is ideal for its superior performance and display.
    • General use/Battery Life: The Realme 11 provides good battery life for daily tasks.
  3. What is your budget?

    • The Realme 11 generally comes in as the more budget friendly device and may offer better value if you do not need the additional processing power.

Scenario-Based Recommendations:

  • Scenario 1: Mobile Gaming: Go for the OnePlus 9. It will handle games much better.
  • Scenario 2: All-Day Use with Moderate Tasks: The Realme 11 will last longer thanks to a larger battery.
  • Scenario 3: Casual User on a Budget: The Realme 11 will offer a good experience at a lower cost.
  • Scenario 4: Photography & Videography: The OnePlus 9 with its better camera and video recording capabilities will better suit these needs.

My Choice:

If I were choosing between these two phones, I would choose the OnePlus 9. While the Realme 11 offers a newer Android version and potentially better battery life, the OnePlus 9 provides a significantly superior user experience in most areas that matter to me. As someone who values performance for gaming and multitasking, the Snapdragon 888 chipset is a major draw. Additionally, the AMOLED display, advanced camera system, and faster charging are compelling features for a better overall multimedia experience. The older device does not bother me much and I am willing to accept the trade off in battery life in order to obtain the advantages that come with the OnePlus 9. The newer version of Android on the Realme 11 is not as important as the performance advantage of the OnePlus 9 in my use case.

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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