OnePlus 9 vs Xiaomi Mi 11 Lite 5G - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 9
OnePlus 9
Oneplus

General

Launch Date March 26, 2021 April 16, 2021
Release Year 2021 2021

Physical

Volume 103.29 cm³ 82.62 cm³
Screen Size to Weight Ratio 3.41 "/g 4.12 "/g
Weight 192 g 159 g
Height 160 mm 160.5 mm
Width 74.2 mm 75.7 mm
Thickness 8.7 mm 6.8 mm
Foldable Design No No
Available Colors
  • Winter Mist
  • Arctic Sky
  • Astral Black
  • Mint Green
  • Truffle Black
  • Citrus Yellow

Display

Screen Size 6.55 " 6.55 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 87.2 % 85.3 %
Pixel Density 402 PPI 402 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A 500 nits
HBM Brightness N/A N/A
Peak Brightness 1100 nits N/A

Hardware

Battery Capacity per Screen Area 104.89 mAh/in² 99.06 mAh/in²
Battery Density 43.57 mAh/cm³ 51.44 mAh/cm³
Battery Capacity 4500 mAh 4250 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Qualcomm SM7350-AB Snapdragon 780G (5 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) Octa-core (1x2.4 GHz Kryo 670 & 3x2.2 GHz Kryo 670 & 4x1.90 GHz Kryo 670)
GPU Adreno 660 Adreno 642

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 13

Comparison Summary

Smartphone Comparison: OnePlus 9 vs. Xiaomi Mi 11 Lite 5G

1. Specifications Comparison

FeatureOnePlus 9Xiaomi Mi 11 Lite 5GPractical Impact
Design
Dimensions160 × 74.2 × 8.7 mm160.5 × 75.7 × 6.8 mmMi 11 Lite 5G is slightly wider and significantly thinner; OnePlus 9 feels bulkier
Weight192g159gMi 11 Lite 5G is considerably lighter, making it more comfortable for extended use
Display
Size6.55"6.55"Both have the same screen size
Resolution1080x24001080x2400Identical sharpness on both displays
PPI402402Same pixel density, so equal image detail
TechnologyAMOLEDAMOLEDBoth offer vibrant colors, deep blacks and excellent contrast
Refresh Rate120Hz90HzOnePlus 9 provides smoother scrolling and animations; more responsive in games
Brightness1100 nits0 nits (Data missing)OnePlus 9 should be dramatically more visible in bright sunlight; Mi 11 Lite 5G brightness is unknown
Performance
ChipsetSnapdragon 888 5G (5 nm)Snapdragon 780G (5 nm)OnePlus 9 offers significantly faster processing and better performance for demanding tasks/games.
AnTuTu Score880,900567,671OnePlus 9 will have significantly faster app loading, multitasking and gaming experience.
GPUAdreno 660Adreno 642OnePlus 9's GPU provides higher graphics performance, better for gaming.
Battery
Capacity4500mAh4250mAhOnePlus 9's slightly larger battery may offer marginally better battery life; battery life depends on usage patterns.
Charging65W fast charging33W fast chargingOnePlus 9 charges significantly faster, reducing downtime.
Wireless Charging15WNo wireless chargingOnePlus 9 has wireless charging, offering more convenience.
Camera
Standard Camera48MP (1/1.4")64MP (1/1.97")Mi 11 Lite 5G higher resolution, OnePlus 9 larger sensor (better low-light performance).
Selfie Camera16MP (1/3.13"), f/2.420MP, f/2.24Mi 11 Lite 5G has higher resolution and wider aperture for brighter selfies in lower light conditions
Wide Angle Lens50MP (1/1.56")8MPOnePlus 9 captures much more detail with its wide-angle lens.
Macro LensNo Macro Lens5MPMi 11 Lite 5G offers a dedicated macro camera for close-up photography.
Black & White Lens2MPNo B&W LensOnePlus 9 can capture dedicated monochrome images
VideoUp to 8K@30fpsUp to 4K@30fpsOnePlus 9 offers higher-resolution video recording; more suitable for professional users
Features8K Video, RAW 12 bits, etc.Standard featuresOnePlus 9 has more advanced camera software features, offering more control and creativity for the user.
Software
OSAndroid 11 (up to 13)Android 11 (up to 13)Both offer similar Android experiences, but likely with different UI skins.
Connectivity
Wi-FiWi-Fi 6, Dual-bandWi-Fi 6, Dual-bandBoth offer fast and reliable Wi-Fi connections.
Bluetooth5.2 (LE, APT-x, LDAC, SBC, AAC)5.2 (LE, EDR, HID, LDAC, AAC)Both offer similar Bluetooth experiences; OnePlus 9 supports APT-x, SBC. Mi 11 Lite supports EDR, HID.
GPSL1+L5, Beidou, etc..L1+L5, GalileoOnePlus 9 offers more comprehensive location tracking support.
SIMDual SIM, Dual StandbyDual SIM, Dual StandbyBoth support two SIM cards simultaneously
Storage
Internal Storage128/256 GB128/256 GBBoth offer the same storage options.
RAM8/12 GB6/8 GBOnePlus 9 offers more RAM, making it better for multitasking.
ExpandableNoNoNeither phone allows for storage expansion via SD cards.
Audio
QualityDolby Atmos, 3 MicsHi-Res Audio, 2 MicsOnePlus 9 offers advanced audio features with Dolby Atmos and a better microphone system.
Security
Fingerprint sensorBasic fingerprintside-mounted fingerprint sensorMi 11 Lite 5G's side-mounted fingerprint sensor is considered more convenient.
Build Quality
Screen ProtectionGorilla Glass 5Gorilla Glass 6Xiaomi Mi 11 Lite 5G has slightly better screen scratch resistance.
Sensors
SensorsAccelerometer, Compass, Gyroscope, ProximityAccelerometer, Compass, Gyroscope, Ultrasonic proximity virtualSimilar, with slight differences in proximity sensor technology

2. Key Differences Analysis

OnePlus 9 Advantages:

  • Significantly Higher Performance: Snapdragon 888 chipset offers much faster processing and gaming performance than the Snapdragon 780G in the Mi 11 Lite 5G.
  • Superior Display: 120Hz refresh rate and higher brightness (1100 nits) make for a much smoother and more visible screen experience, especially outdoors.
  • Better Camera Capabilities: Larger sensor on primary camera, better wide angle lens and 8K video recording. Also features more options in software.
  • Faster Charging & Wireless Charging: 65W wired charging and 15W wireless charging are much more convenient than the 33W charging of the Mi 11 Lite 5G.
  • Advanced Audio System: Dolby Atmos, noise cancellation microphone, and 3 microphones for better audio quality during playback and calls.

Xiaomi Mi 11 Lite 5G Advantages:

  • Lighter and Thinner Design: More comfortable to hold and carry around.
  • Macro Lens: Dedicated macro lens enables close-up photography.
  • Side-mounted fingerprint sensor: Generally considered more convenient than a basic fingerprint sensor.
  • Potentially better screen protection: Gorilla Glass 6 over Gorilla Glass 5.

Trade-offs:

  • OnePlus 9: Trades weight and thinness for performance, display, and camera.
  • Xiaomi Mi 11 Lite 5G: Trades raw power, display quality, and camera for a more lightweight design and macro lens.

3. User Profiles & Recommendations

OnePlus 9:

  • Ideal User: Gamers, power users, and those who prioritize performance, display quality, and advanced camera features.
  • Use Cases:
    • Mobile gaming with demanding titles (due to higher refresh rate, chipset, and GPU).
    • Outdoor use in bright sunlight (due to high display brightness).
    • Capturing high quality photos and videos, including 8K recording, for professional use or creative projects.
    • Demanding multitasking and running resource-heavy applications.

Xiaomi Mi 11 Lite 5G:

  • Ideal User: Users who value a lightweight and comfortable phone, and a good overall camera system, with macro functionality.
  • Use Cases:
    • Everyday use for social media, browsing, and communication.
    • Casual gaming.
    • Users who take a lot of photos, including close-up macro shots.
    • Users who prioritize a thin, light form factor.

Price-to-Value Ratio:

  • The OnePlus 9 is likely more expensive but provides higher performance.
  • The Xiaomi Mi 11 Lite 5G will be a good mid-range option that provides better value for money for budget-conscious users.

4. Decision Framework

Key Questions for Buyers:

  1. Performance Needs: Do you need top-tier performance for demanding games and apps, or is a good-enough experience sufficient?
  2. Display Preferences: Do you prioritize a smooth, high-refresh-rate display that is easily visible outdoors, or is a standard AMOLED panel sufficient?
  3. Camera Priorities: Are features like high resolution, macro lens, and 8K video recording crucial for your usage, or do you prefer a lighter all around experience?

Scenario-Based Recommendations:

  • For Gamers and Power Users: Choose the OnePlus 9 for its superior performance, refresh rate, and higher resolution video recording.
  • For Casual Users and Everyday Use: Choose the Mi 11 Lite 5G for its lighter, more comfortable design and better battery life.
  • For Photography Enthusiasts: Choose the OnePlus 9 for it's higher grade image sensors and video recording or the Xiaomi Mi 11 Lite 5G for its Macro lens.

My Choice

I would choose the OnePlus 9.

While the Xiaomi Mi 11 Lite 5G is a great phone, especially for its lightweight design and macro lens, the OnePlus 9 offers several key advantages that align more closely with my usage priorities. I value smooth performance in a phone and the Snapdragon 888 provides a more powerful experience for gaming, video editing and running multiple applications. The 120Hz refresh rate combined with the brighter display makes a noticeable difference in daily usage. The camera capabilities of the OnePlus 9 including 8K video recording, larger sensor on the primary lens and high resolution wide-angle lens provides a significant improvement, making it more versatile for photography and video. Although the Mi 11 Lite 5G is more ergonomic, the performance and camera improvements of the OnePlus 9 are significant for me and outweigh the benefits of the lighter design and macro lens.

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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