OnePlus 9 Pro vs Xiaomi Poco M6 4G - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 9 Pro
OnePlus 9 Pro
Oneplus

General

Launch Date March 30, 2021 June 13, 2024
Release Year 2021 2024

Physical

Volume 104.5 cm³ 106.77 cm³
Screen Size to Weight Ratio 3.4 "/g 3.31 "/g
Weight 197 g 205 g
Height 163.2 mm 168.6 mm
Width 73.6 mm 76.3 mm
Thickness 8.7 mm 8.3 mm
Foldable Design No No
Available Colors
  • Forest Green
  • Morning Mist
  • Stellar Black
  • Silver
  • Black
  • Purple

Display

Screen Size 6.7 " 6.79 "
Resolution 1440 x 3216 1080 x 2460
Aspect Ratio 20:9 21:9
Screen-to-Body Ratio 89.9 % 85.1 %
Pixel Density 525 PPI 396 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 550 nits
Peak Brightness 1300 nits N/A

Hardware

Battery Capacity per Screen Area 100.25 mAh/in² 109.10 mAh/in²
Battery Density 43.06 mAh/cm³ 47.11 mAh/cm³
Battery Capacity 4500 mAh 5030 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Mediatek Helio G91 Ultra (12 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55 Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno 660 Mali-G52 MC2

Connectivity

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

Software

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

Comparison Summary

1. Specifications Comparison

FeatureOnePlus 9 ProXiaomi Poco M6 4GPractical Impact
Design
Dimensions163.2 × 73.6 × 8.7 mm168.6 × 76.3 × 8.3 mmXiaomi is taller and wider, potentially less comfortable for single-handed use. OnePlus 9 Pro is slightly thicker, may feel more substantial in the hand.
Weight197g205gOnePlus 9 Pro is slightly lighter, potentially more comfortable for long-term holding.
Display
Size6.7"6.79"Negligible difference; both provide large screens.
Resolution1440x32161080x2460OnePlus 9 Pro offers a much sharper and more detailed display, noticeable for reading small text and viewing high-resolution images and videos.
PPI525396Significantly sharper display on OnePlus 9 Pro; text and images will appear crisper.
TechnologyIPS LCDXiaomi Poco M6 4G uses IPS LCD, offering good colors and viewing angles. OnePlus 9 Pro display technology is not specified.
Refresh Rate120Hz90HzOnePlus 9 Pro offers smoother scrolling and animations, making the user experience more fluid and responsive.
Brightness1300 nits0 nitsOnePlus 9 Pro is significantly brighter, making it much better for outdoor use in bright sunlight. Xiaomi brightness is missing.
Performance
ChipsetQualcomm Snapdragon 888 5G (5 nm)Mediatek Helio G91 Ultra (12 nm)OnePlus 9 Pro offers far superior performance, faster app loading, smoother multitasking and better gaming experience.
AnTuTu Score877,600269,266OnePlus 9 Pro has significantly higher performance based on benchmark, better for demanding applications and games.
GPUAdreno 660Mali-G52 MC2OnePlus 9 Pro's GPU is more powerful, leading to better graphics rendering in games and demanding applications.
Battery
Capacity4500mAh5030mAhXiaomi Poco M6 4G has a larger battery, likely resulting in longer battery life per charge.
Charging65W Fast Charging33W Fast ChargingOnePlus 9 Pro charges much faster, reducing time spent plugged into the wall.
Charging FeaturesReverse, Wireless 50W, Reverse WirelessReverse, Non-removableOnePlus 9 Pro offers wireless charging and reverse wireless charging.
Camera
Main Camera48MP, f/1.8, 1/1.43" Sony IMX789108MP, f/1.75, 1/1.67" Samsung HM6Xiaomi Poco M6 4G has higher resolution, but OnePlus 9 Pro has a larger sensor which should result in better low light performance.
Selfie Camera16MP, f/2.4, 1/3.13" Sony IMX47113MP, f/2.45OnePlus 9 Pro offers higher resolution and slightly wider aperture, potentially resulting in better selfies. Xiaomi Poco M6 4G's sensor model and size missing.
Telephoto8MP, f/2.4NoneOnePlus 9 Pro has a telephoto lens for optical zoom.
Wide Angle50MP, f/2.2NoneOnePlus 9 Pro includes a wide-angle lens for expansive shots.
MacroNone2MP, f/2.4Xiaomi Poco M6 4G includes a macro lens for close-up photography.
Black & white2MP, f/2.4NoneOnePlus 9 Pro has an additional black and white sensor, enabling unique monochrome images.
VideoUp to 8K@30fps, advanced features1080p@30fpsOnePlus 9 Pro is capable of shooting higher quality video with more advanced features including HDR, EIS and slow motion.
DXOMarkMain: 122 (Photo:124, Video:118)Not testedOnePlus 9 Pro has been professionally tested and shown to have good camera performance.
Camera FeaturesMultiple advance features, RAW, OISBasic featuresOnePlus 9 Pro offers more camera features, including optical image stabilization, RAW capture and other advanced features.
Software
OSAndroid 11, max version 14Android 14Xiaomi Poco M6 4G has newer Android version out of the box, but OnePlus 9 Pro is upgradable.
Connectivity
WiFiWiFi 6 (802.11ax), MIMO802.11acOnePlus 9 Pro supports a newer Wi-Fi standard, potentially resulting in faster and more reliable wireless connectivity.
Bluetooth5.2, LDAC5.4Xiaomi Poco M6 4G has a newer Bluetooth version. OnePlus 9 Pro supports LDAC, which provides higher quality audio.
GPSL1+L5, more constellationsBasic GPSOnePlus 9 Pro has more accurate GPS with dual band, suitable for precise navigation needs.
SIMDual SIM Dual StandbyDual SIM Dual StandbyBoth support dual SIM cards.
Storage
Internal128/256 GB128/256 GBBoth offer 128 or 256 GB storage options.
RAM8/12 GB6/8 GBOnePlus 9 Pro has more RAM, beneficial for multitasking and demanding applications.
ExpandableNoNoNeither phone allows for microSD card expansion.
Audio
QualityDolby Atmos, Stereo SpeakersBasic audioOnePlus 9 Pro offers superior audio experience with spatial audio, clearer voice during calls, and louder and clearer media consumption.
Security
FeaturesBasic fingerprint sensorSide-mounted fingerprint sensorXiaomi Poco M6 4G has a side-mounted sensor which many find more convenient and faster to use.
Build Quality
ProtectionGorilla Glass 5UnknownOnePlus 9 Pro offers better screen protection with Gorilla Glass 5. Xiaomi Poco M6 4G screen protection is unknown.
Sensors
FeaturesGyroscopeUltrasonic proximity virtualOnePlus 9 Pro has a Gyroscope sensor for advanced gaming and VR experiences. Xiaomi Poco M6 4G features ultrasonic proximity virtual, type of sensor not fully clear
## 2. Key Differences Analysis

OnePlus 9 Pro Advantages:

  • Superior Performance: Snapdragon 888 chipset offers significantly higher processing power, better for gaming, multitasking, and demanding applications.
  • Higher Quality Display: Sharper resolution, higher pixel density, 120Hz refresh rate, and much higher brightness provides a better visual experience, especially outdoors.
  • Advanced Camera System: Includes telephoto, wide-angle, and B&W lenses, offering more versatility, also superior video recording up to 8K, and advanced photo features, better low light performance.
  • Faster Charging & Wireless Charging: 65W fast charging and 50W wireless charging provide greater convenience and faster replenishment of the battery.
  • Premium Build Quality: Gorilla Glass 5 screen protection offers better scratch resistance and overall durability.
  • Better Audio: Offers Dolby Atmos, stereo speakers, and noise cancellation for a better audio experience.
  • Enhanced Connectivity: Newer Wi-Fi standard, enhanced GPS capabilities, better for future proofing.

Practical Implications: The OnePlus 9 Pro is designed for users who need top-tier performance, high-quality visuals, and a premium mobile experience. Its camera is superior for photography enthusiasts and those who value high-quality video, and its faster charging is a major convenience.

Xiaomi Poco M6 4G Advantages:

  • Larger Battery: Offers longer battery life for extended use without needing to recharge.
  • Newer Android OS: Comes with a more recent version of Android out of the box.
  • Lower Price: Likely to be more affordable, making it a budget-friendly option.
  • Side-mounted fingerprint reader: more convenient for some users
  • Macro Lens: Includes a dedicated macro lens for close up photography.

Practical Implications: The Xiaomi Poco M6 4G is ideal for budget-conscious users who need a reliable phone with good battery life. It’s suitable for everyday tasks, casual use, and less demanding applications.

Trade-offs:

  • OnePlus 9 Pro: Offers top-tier performance and features but at a higher price point, which could be a barrier for some.
  • Xiaomi Poco M6 4G: Sacrifices performance, display quality, and advanced camera capabilities for better battery life and affordability.

3. User Profiles & Recommendations

OnePlus 9 Pro Ideal Users:

  • Power Users: Individuals who demand high performance for gaming, multitasking, video editing, and resource-intensive apps.
  • Photography Enthusiasts: Users who need a versatile camera system with advanced features, great low-light capabilities, and high-quality video recording.
  • Multimedia Lovers: Users who value high-resolution displays, excellent audio quality, and a premium multimedia experience.
  • Frequent Travelers: Those who benefit from fast charging, high brightness display for outdoor usage, accurate GPS and enhanced connectivity.

Use Cases for OnePlus 9 Pro:

  • Playing graphic-intensive mobile games with smooth frame rates and high fidelity.
  • Shooting high-resolution videos (up to 8K) and editing them directly on the phone.
  • Viewing HDR content and enjoying crisp, detailed images on the go.
  • Using the phone for accurate GPS navigation and accessing location-based services.
  • Multitasking seamlessly between multiple demanding applications.

Xiaomi Poco M6 4G Ideal Users:

  • Budget-Conscious Buyers: Those looking for a good smartphone at an affordable price.
  • Casual Users: Individuals who use their phone for basic tasks like browsing, social media, and messaging.
  • Battery Life Prioritizers: Users who need a phone that can last throughout the day on a single charge.
  • Macro photographers: Those who enjoy close-up photography.

Use Cases for Xiaomi Poco M6 4G:

  • Browsing the internet and social media without lag or slowdown.
  • Playing casual games that don't require heavy graphics processing.
  • Streaming videos and music while commuting or on the go.
  • Capturing everyday photos and videos with good enough quality.
  • Using the phone for simple tasks while prioritizing battery life.

Price-to-Value Ratio:

  • OnePlus 9 Pro provides exceptional value for users who prioritize top-tier performance and premium features but at a higher cost.
  • Xiaomi Poco M6 4G offers excellent value for those on a budget, providing reliable performance and a large battery at a lower price point.

4. Decision Framework

Key Questions to Consider:

  1. What is your primary usage for the phone? (Gaming, photography, casual use, productivity)
  2. What is your budget? (Are you willing to pay more for high performance or do you need the most cost-effective option)
  3. How important are advanced features like camera quality, fast charging, and display quality to you?

Scenario-Based Recommendations:

  • Scenario 1: Heavy user, loves gaming and photography: Choose the OnePlus 9 Pro for its superior performance, advanced camera system, and high-quality display.
  • Scenario 2: Budget-conscious user who needs a reliable phone with good battery life: Choose the Xiaomi Poco M6 4G for its affordability, large battery, and reliable everyday performance.
  • Scenario 3: Frequent traveler who needs a good display for outdoor use: Choose the OnePlus 9 Pro for its high brightness display and fast charging and wireless charging capabilities.

My Choice:

If I had to choose, I would opt for the OnePlus 9 Pro. While the Xiaomi Poco M6 4G presents a solid offering for budget-conscious users with its larger battery and lower price, the OnePlus 9 Pro offers a significantly more compelling experience, especially when considering the level of detail and advanced features in various areas. The display is superior (higher resolution, pixel density, refresh rate and brightness), the processor is much more powerful and future-proof, and the camera system is much more versatile with additional telephoto and wide angle lenses, along with better video capabilities. I prioritize performance and overall experience, and the OnePlus 9 Pro delivers a premium user experience. Despite its higher price, the OnePlus 9 Pro’s advantages in processing power, camera quality and display quality make it the more suitable choice for me.

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
  • Digital media communication
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  • User-centric technology insights

Bridging technical complexity with engaging, accessible narratives.