OnePlus 9 vs Xiaomi Redmi Note 11 Pro 5G - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 9
OnePlus 9
Oneplus

General

Launch Date March 26, 2021 February 18, 2022
Release Year 2021 2022

Physical

Volume 103.29 cm³ 101.21 cm³
Screen Size to Weight Ratio 3.41 "/g 3.3 "/g
Weight 192 g 202 g
Height 160 mm 164.2 mm
Width 74.2 mm 76.1 mm
Thickness 8.7 mm 8.1 mm
Foldable Design No No
Available Colors
  • Winter Mist
  • Arctic Sky
  • Astral Black
  • Polar White
  • Graphite Gray
  • Atlantic Blue

Display

Screen Size 6.55 " 6.67 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 87.2 % 86 %
Pixel Density 402 PPI 395 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A 700 nits
HBM Brightness N/A N/A
Peak Brightness 1100 nits 1200 nits

Hardware

Battery Capacity per Screen Area 104.89 mAh/in² 112.39 mAh/in²
Battery Density 43.57 mAh/cm³ 49.4 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Qualcomm SM6375 Snapdragon 695 5G (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 Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)
GPU Adreno 660 Adreno 619

Connectivity

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

Software

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

Comparison Summary

1. Specifications Comparison

Here's a detailed comparison of the OnePlus 9 and Xiaomi Redmi Note 11 Pro 5G, focusing on practical implications:

Design

FeatureOnePlus 9Xiaomi Redmi Note 11 Pro 5GPractical Impact
Dimensions160 x 74.2 x 8.7 mm164.2 x 76.1 x 8.1 mmXiaomi is taller and wider, making it slightly less pocketable. OnePlus is thicker.
Weight192g202gOnePlus is lighter, which may be noticeable during extended use, especially one-handed.
BuildNot specifiedNot specifiedNo clear difference in build material, it will impact feel in the hand and durability

Display

FeatureOnePlus 9Xiaomi Redmi Note 11 Pro 5GPractical Impact
Size6.55"6.67"Xiaomi has a slightly larger screen, better for media consumption.
Resolution1080x24001080x2400Both offer similar sharpness for daily use.
Pixel Density402 PPI395 PPINegligible difference; both offer crisp visuals.
TechnologyAMOLEDAMOLEDVibrant colors and deep blacks on both phones.
Refresh Rate120Hz120HzSmooth scrolling and animations on both phones.
Brightness1100 nits1200 nitsXiaomi is brighter, offering better outdoor visibility in bright sunlight.

Performance

FeatureOnePlus 9Xiaomi Redmi Note 11 Pro 5GPractical Impact
ChipsetSnapdragon 888 5G (5nm)Snapdragon 695 5G (6nm)OnePlus 9's chipset is significantly more powerful, offering faster app loading, smoother multitasking, and better gaming performance.
Antutu Score880,900405,259OnePlus 9 is almost 2x more powerful, noticeable in demanding tasks and games.
GPUAdreno 660Adreno 619OnePlus 9 offers superior graphics performance, beneficial for gaming and graphically intensive apps.

Camera

FeatureOnePlus 9Xiaomi Redmi Note 11 Pro 5GPractical Impact
Main Camera48MP, f/1.79, 1/1.4"108MP, f/1.9, 1/1.52"Xiaomi offers higher resolution, which may translate to more detail, while OnePlus has a larger sensor and wider aperture which improves low light performance and dynamic range.
Selfie Camera16MP, f/2.4, 1/3.13"16MP, f/2.4, 1/3.06"Both offer similar selfie capabilities with minor differences in sensor size, impacting low-light image quality.
Wide Angle Lens50MP, f/2.2, 1/1.56"8MP, f/2.2, 1/2.8"OnePlus 9's wide-angle lens is significantly superior in resolution and sensor size, capturing much more detailed wide shots.
Macro LensNone2MP, f/2.4, 1/5"Xiaomi has a dedicated macro lens for close-up shots.
Black & White Lens2MPNoneOnePlus 9 can capture black and white shots with dedicated camera.
VideoUp to 8K@30fpsUp to 1080p@30fpsOnePlus 9 supports much higher video resolutions.
DXOMarkNot Tested78 (Mobile)Xiaomi has been tested with decent camera scores for mobile content creation.

Battery

FeatureOnePlus 9Xiaomi Redmi Note 11 Pro 5GPractical Impact
Capacity4500mAh5000mAhXiaomi has a larger battery, which means potentially longer battery life.
Charging65W Fast Charging, 15W Wireless67W Fast ChargingSimilar fast-charging speeds. OnePlus offers the added convenience of wireless charging.
TypeLi-PolymerLi-Ion PolymerNo significant difference in user experience

2. Key Differences Analysis

OnePlus 9 Advantages:

  • Significantly superior performance: The Snapdragon 888 chipset offers much faster processing, better multitasking, and smoother gaming compared to the Snapdragon 695.
  • Superior Camera System: The main camera, wide-angle lens, and video capabilities are superior, offering more versatility and better quality.
  • Wireless Charging: The inclusion of wireless charging adds convenience.
  • Higher Video Resolution: Supports up to 8K video capture, ideal for users needing high-quality video recording.
  • More Satellite Systems for GPS: Offers better location accuracy.
  • More Internal Storage and Ram options: More storage and ram for better multitasking and storage of more files.
  • Better audio features: Additional microphone, noise cancelling microphone for better audio during recording and calls.

Xiaomi Redmi Note 11 Pro 5G Advantages:

  • Larger Battery: The larger battery capacity provides longer battery life.
  • Brighter Display: Better outdoor visibility thanks to higher screen brightness.
  • Macro Lens: Dedicated macro lens allows for close-up photography.
  • Side Mounted Fingerprint Sensor: Better security.

Trade-offs:

  • OnePlus 9: Loses out on battery life and has a slightly less bright display.
  • Xiaomi Redmi Note 11 Pro 5G: Significantly lower performance, less powerful camera, and lacks wireless charging.

3. User Profiles & Recommendations

Ideal Users for OnePlus 9:

  • Performance Enthusiasts: Users who prioritize speed, smooth multitasking, and high-end gaming performance.
  • Photography/Videography Buffs: Users who want a high-quality camera setup with 8K video recording capabilities.
  • Power Users: Those who demand a fast and responsive device with wireless charging.

Use Cases for OnePlus 9:

  • High-end gaming: Smooth performance in graphically intensive games.
  • Professional photography: Capturing detailed photos and videos with high fidelity.
  • Heavy multitasking: Switching between multiple demanding apps seamlessly.
  • Video Content Creation: Recording high resolution video for professional content.

Ideal Users for Xiaomi Redmi Note 11 Pro 5G:

  • Budget-Conscious Users: Those seeking a reliable phone with good battery life at a more affordable price point.
  • Casual Photographers: Users who need decent photo capabilities and enjoy close-up photography.
  • Everyday Users: Those who prioritize battery life, a large display, and bright screen for regular use.

Use Cases for Xiaomi Redmi Note 11 Pro 5G:

  • Extended use: Long battery life for all-day use without frequent charging.
  • Casual gaming: Decent performance for less demanding games.
  • Media consumption: Large, bright display for watching videos and browsing.
  • Macro Photography: Capturing detailed close-up shots.

Price-to-Value Ratio:

  • The OnePlus 9 offers higher value for power users who prioritize performance, camera quality and wireless charging despite the higher price.
  • The Xiaomi Redmi Note 11 Pro 5G is a good value for users on a budget who prioritize battery life and a good display without needing top-tier performance.

4. Decision Framework

Here are three key questions buyers should ask themselves when considering these phones:

  1. How important is performance to me?
    • If you need a phone for heavy gaming, multitasking, or demanding tasks, the OnePlus 9 is the clear choice.
    • If you use your phone for daily tasks and light gaming, the Xiaomi will be sufficient.
  2. How important is camera quality to me?
    • If you value high resolution and versatility for photos and videos, the OnePlus 9 has superior capability.
    • If you are okay with decent quality photos and videos with a macro lens, then the Xiaomi may suffice.
  3. How important is battery life and wireless charging to me?
    • If you want the absolute best battery performance, the Xiaomi will be better.
    • If you want wireless charging, then the OnePlus 9 will suit you better.

Scenario-Based Recommendations:

  • Scenario 1: Gaming Enthusiast: Choose the OnePlus 9. Its superior performance and GPU deliver a better gaming experience.
  • Scenario 2: Budget-Conscious User: Choose the Xiaomi Redmi Note 11 Pro 5G. It offers a good balance of features for a more affordable price.
  • Scenario 3: Photography Lover: Choose the OnePlus 9. The camera versatility and quality are a major upgrade over the Xiaomi.
  • Scenario 4: Heavy Mobile User: Consider the Xiaomi Redmi Note 11 Pro 5G for its longer battery life if performance is not as important. Otherwise, the OnePlus 9 offers superior performance with wireless charging.

My Choice

If I were to choose between these two phones, I would personally opt for the OnePlus 9. My main priorities are performance, camera quality and wireless charging. The significantly better chipset, superior camera, higher video resolution, and the convenience of wireless charging make it a more compelling package for me, despite the lower battery capacity. While I acknowledge that the Redmi Note 11 Pro 5G is a decent phone with a brighter display and longer battery, the performance difference is simply too much to overlook for my use case. The OnePlus 9 would simply be a more enjoyable experience overall with better camera capabilities.

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.