OnePlus 9 vs Nokia X20 - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 9
OnePlus 9
Oneplus
Nokia X20
Nokia X20
Nokia

General

Launch Date March 26, 2021 May 12, 2021
Release Year 2021 2021

Physical

Volume 103.29 cm³ 122.5 cm³
Screen Size to Weight Ratio 3.41 "/g 3.03 "/g
Weight 192 g 220 g
Height 160 mm 168.9 mm
Width 74.2 mm 79.7 mm
Thickness 8.7 mm 9.1 mm
Foldable Design No No
Available Colors
  • Winter Mist
  • Arctic Sky
  • Astral Black
  • Midnight Sun
  • Nordic 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 % 79.8 %
Pixel Density 402 PPI 395 PPI
Refresh Rate 120 Hz N/A
Typical Brightness N/A 450 nits
HBM Brightness N/A N/A
Peak Brightness 1100 nits N/A

Hardware

Battery Capacity per Screen Area 104.89 mAh/in² 100.47 mAh/in²
Battery Density 43.57 mAh/cm³ 36.49 mAh/cm³
Battery Capacity 4500 mAh 4470 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Qualcomm SM4350 Snapdragon 480 5G (8 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) Octa-core (2x2.0 GHz Kryo 460 & 6x1.8 GHz Kryo 460)
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 14

Comparison Summary

1. Specifications Comparison

FeatureOnePlus 9Nokia X20Practical Impact
Design
Dimensions160 × 74.2 × 8.7 mm168.9 × 79.7 × 9.1 mmOnePlus 9 is more compact and pocketable; Nokia X20 is noticeably larger and may be less comfortable in hand.
Weight192g220gOnePlus 9 is significantly lighter, improving comfort for extended use.
Display
Size6.55"6.67"Nokia X20 offers a marginally larger viewing area for media and browsing, but the difference is subtle.
Resolution1080x24001080x2400Both provide the same sharpness; text and images will appear similarly detailed on both.
PPI402395Both offer similar pixel density; negligible difference in visual clarity.
TechnologyAMOLEDIPS LCDOnePlus 9 offers superior blacks, contrast, color vibrancy, and potentially better battery life when using dark mode.
Refresh Rate120Hz60HzOnePlus 9 provides significantly smoother scrolling and animations, enhancing the overall user experience, especially for gaming.
Brightness1100 nits0 nits (Data missing)OnePlus 9 is much brighter and offers better visibility outdoors, especially under sunlight. Nokia X20 brightness spec is missing, making it impossible to accurately compare.
Performance
ChipsetSnapdragon 888 5G (5 nm)Snapdragon 480 5G (8 nm)OnePlus 9 offers dramatically faster performance for demanding apps, gaming, and multitasking.
AnTuTu Score880,900323,425OnePlus 9 is significantly more powerful, ensuring a smoother and more responsive experience, especially with resource-intensive tasks.
GPUAdreno 660Adreno 619OnePlus 9 has a more powerful GPU, resulting in better gaming performance and smoother graphics.
Battery
Capacity4500mAh4470mAhBoth have similar battery capacities suggesting comparable battery life.
Charging65W fast charging18W fast chargingOnePlus 9 charges significantly faster, allowing for much quicker top-ups.
Features15W Wireless ChargingNon-removableOnePlus 9 offers convenient wireless charging.
Camera
Standard Camera48MP, f/1.79, 1/1.4", Sony IMX68964MP, f/1.79Nokia X20 has higher resolution, but the OnePlus 9 has a larger sensor and pixel size. Image quality will vary based on other factors.
Selfie Camera16MP, f/2.4, 1/3.13", Sony IMX47132MP, f/2.0Nokia X20 has a higher resolution selfie camera with a wider aperture.
Wide Angle Lens50MP, f/2.2, 1/1.56", Sony IMX7665MPOnePlus 9 has a dramatically higher resolution wide-angle lens.
Depth SensorNot available2MPNokia X20 has a dedicated depth sensor for portrait mode which is missing on the OnePlus 9.
Macro LensNot available2MPNokia X20 has a dedicated macro lens, which is missing on the OnePlus 9.
Black & White Lens2MP, f/2.4Not availableOnePlus 9 has a dedicated black & white lens.
Video8K@30fps, 4K@60fps, EIS1080p@60fpsOnePlus 9 offers far superior video recording capabilities with higher resolutions and frame rates.
Features4K/8K, EIS, OIS, etc.Quad camera, etc.OnePlus 9 includes 4K/8K video, EIS, OIS, and more; Nokia X20 features a quad camera.
Software
OSAndroid 11 (upgradeable to 13)Android 11 (upgradeable to 14)Nokia X20 will likely receive one more OS update than OnePlus 9.
Connectivity
WiFiWiFi 6 (802.11ax)802.11acOnePlus 9 supports a newer WiFi standard for faster speeds and more reliable connections.
Bluetooth5.2 LE5.0 LEOnePlus 9 offers a newer Bluetooth standard with enhanced features and better energy efficiency.
GPSL1+L5, BeiDou (B1, B2), Galileo (E1+E5a)GPS, A-GPS, GLONASS, GalileoOnePlus 9 has superior GPS capabilities, offering more accurate location tracking.
SIMDual SIMDual SIMBoth support dual SIM functionality.
Storage
Internal128/256 GB128 GBOnePlus 9 offers a 256 GB option and has higher storage capacity variants.
RAM8/12 GB6/8 GBOnePlus 9 offers 12GB RAM for smoother multitasking and gaming.
ExpandableNoNoNeither phone supports expandable storage.
Audio
QualityDolby Atmos, Stereo Speakers2 microphonesOnePlus 9 provides an enhanced audio experience for both media consumption and calls, thanks to better spatial audio and noise cancellation.
Security
FeaturesIn-display fingerprint sensorSide-mounted fingerprint sensorNokia X20 features a more convenient side-mounted fingerprint sensor
Build Quality
ProtectionGorilla Glass 5UnknownOnePlus 9 has confirmed Gorilla Glass 5 protection, offering better scratch and drop resistance. The Nokia X20 screen protection is unspecified.
Sensors
SensorsAccelerometer, etc.Accelerometer, etc.Both have a comprehensive suite of sensors.

2. Key Differences Analysis

OnePlus 9 Advantages:

  • Significantly Superior Performance: The Snapdragon 888 offers substantially better performance for gaming, multitasking, and demanding applications compared to the Snapdragon 480 in the Nokia X20.
  • Superior Display: The AMOLED display with a 120Hz refresh rate provides a much more vibrant, fluid, and responsive user experience than the Nokia X20's IPS LCD panel. The higher brightness is critical for good visibility in bright sunlight.
  • Faster Charging: The 65W fast charging capability of the OnePlus 9 is a major advantage, allowing for much quicker battery top-ups.
  • Better Camera System: The OnePlus 9 has a much more advanced main camera sensor and especially a far superior ultra-wide lens with significantly higher resolution. It can record higher resolution video up to 8K.
  • Enhanced Audio: The inclusion of Dolby Atmos and stereo speakers offer a superior audio experience compared to the Nokia X20's simple microphone setup.
  • Advanced Connectivity: WiFi 6, Bluetooth 5.2, and better GPS all contribute to a better user experience in terms of speed and reliability.

Nokia X20 Advantages:

  • Potentially Longer Software Support: The Nokia X20 will likely receive one additional major OS update, making it a better choice for users who plan to keep their phones for longer.
  • Dedicated Depth and Macro Cameras: The presence of dedicated depth and macro lenses might appeal to users who prioritize these features for more diverse photography.
  • Slightly Larger Display: Although not drastically larger, the extra screen size could be more appealing to some users.
  • Side-Mounted Fingerprint Sensor: Side mounted sensors are preferred by some users, although the speed is similar.
  • Lower Price (Likely): The Nokia X20 is often sold at a lower price point, making it more accessible for budget-conscious users.

Trade-offs:

  • The OnePlus 9 sacrifices the depth and macro lenses for significantly better main, wide and overall performance and experience.
  • The Nokia X20 trades raw performance, display quality, and charging speed for a potentially lower price and longer software support.
  • Nokia X20 is larger and heavier, which may be less comfortable for prolonged use.
  • The lack of brightness specification of the Nokia X20 is a drawback and indicates that its display might be poor for outdoor visibility

3. User Profiles & Recommendations

OnePlus 9 Ideal Users:

  • Performance Enthusiasts: Users who prioritize speed, smooth multitasking, and mobile gaming.
  • Media Consumers: Those who enjoy watching videos, movies, and other visual content and want a vibrant, high-refresh-rate display.
  • Photography Lovers: Users who value high-quality photos and videos, particularly wide-angle shots, and who enjoy advanced video recording features.
  • Power Users: Those who need a phone that can handle demanding tasks without lag or slowdown.
  • Users who prioritize a premium, smooth experience: Users who like to experience the best features that phone hardware can offer

Specific Use Cases for OnePlus 9:

  • High-end gaming with demanding graphics.
  • Editing photos and videos on the go.
  • Consuming media in bright sunlight.
  • Recording high-resolution videos for social media or personal projects.
  • Multitasking with multiple apps seamlessly.
  • Those who prioritize speed and smooth experience
  • Users who like wireless charging

Nokia X20 Ideal Users:

  • Budget-Conscious Buyers: Those looking for an affordable phone that still offers 5G connectivity.
  • Long-Term Users: Individuals who prefer phones with extended software support.
  • Casual Photographers: Users who value basic camera functionality with dedicated depth and macro lenses for creative shots.
  • Users with basic usage needs: People who primarily use their phones for social media, browsing, and communication.
  • Users who prefer a side mounted fingerprint scanner: Some users find it ergonomically better.

Specific Use Cases for Nokia X20:

  • Basic day-to-day tasks like browsing, social media, and calls.
  • Casual photography with a focus on portraits and close-up shots.
  • Users who prioritize longer software updates.
  • Users who prefer a larger display size even with compromises on quality.
  • Users who prioritize low cost over top-end specs.

4. Decision Framework

Key Questions for Buyers:

  1. How important is performance to you? (e.g., gaming, multitasking, resource-intensive apps). If performance is paramount, the OnePlus 9 is the clear choice.
  2. How important is display quality and smoothness? The OnePlus 9's AMOLED 120Hz display is far superior for media consumption and overall user experience.
  3. What is your budget? The Nokia X20 is often cheaper than the OnePlus 9, making it more accessible for those on a tight budget.

Scenario-Based Recommendations:

  • Scenario 1 (Gaming & Performance): Choose the OnePlus 9. The Snapdragon 888, higher refresh rate, and superior GPU provide the best experience.
  • Scenario 2 (Budget & Software Support): Choose the Nokia X20. It's a more budget-friendly option with potential for longer software updates.
  • Scenario 3 (General Use & Photography): Choose the OnePlus 9 if photo and video quality are a priority. While the Nokia has a depth and macro sensor, the OnePlus 9’s main, ultrawide and video recording are much better.
  • Scenario 4 (Media Consumption): Choose the OnePlus 9. Its AMOLED display is significantly better for watching videos and other media content.
  • Scenario 5 (Long-Term Use): Choose the Nokia X20. It will likely receive one more OS update than the OnePlus 9

My Choice

If I were choosing between these two phones, I would choose the OnePlus 9. My reasoning is primarily based on the following:

  • Superior Performance: The Snapdragon 888 chipset offers a vastly smoother and more responsive experience, which is very important for me.
  • Display Quality: The AMOLED display with its 120Hz refresh rate is a huge factor for media consumption and daily use. The brightness makes it usable outdoors under the sun.
  • Camera Capabilities: The OnePlus 9 has a far superior main and ultrawide lens, plus much better video capture.

While the Nokia X20 offers the advantage of potentially longer software updates, the compromises in performance, display quality, and camera capabilities are too significant for me to overlook. Additionally, since the display brightness of the Nokia X20 is unknown, the device may struggle in bright sunlight conditions. My preference leans towards a device that provides a premium experience in everyday use, and the OnePlus 9 offers that significantly better than the Nokia X20. Also, the fast charging is a major convenience.

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.