OnePlus 9 vs Oppo Reno6 5G - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 9
OnePlus 9
Oneplus

General

Launch Date March 26, 2021 June 11, 2021
Release Year 2021 2021

Physical

Volume 103.29 cm³ 85.92 cm³
Screen Size to Weight Ratio 3.41 "/g 3.53 "/g
Weight 192 g 182 g
Height 160 mm 156.8 mm
Width 74.2 mm 72.1 mm
Thickness 8.7 mm 7.6 mm
Foldable Design No No
Available Colors
  • Winter Mist
  • Arctic Sky
  • Astral Black
  • Blue
  • Aurora
  • Purple
  • Stellar Black

Display

Screen Size 6.55 " 6.43 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 87.2 % 88.3 %
Pixel Density 402 PPI 409 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A 430 nits
HBM Brightness N/A 600 nits
Peak Brightness 1100 nits 750 nits

Hardware

Battery Capacity per Screen Area 104.89 mAh/in² 104.00 mAh/in²
Battery Density 43.57 mAh/cm³ 50.05 mAh/cm³
Battery Capacity 4500 mAh 4300 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Mediatek Dimensity 900 (6 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU Adreno 660 Mali-G68 MC4

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 12

Comparison Summary

Smartphone Comparison: OnePlus 9 vs. Oppo Reno6 5G

1. Specifications Comparison

FeatureOnePlus 9Oppo Reno6 5GPractical Impact
Design
Dimensions160 × 74.2 × 8.7 mm, 192g156.8 × 72.1 × 7.6 mm, 182gOnePlus 9 is slightly larger and heavier, may feel more substantial; Reno6 is more compact and lighter, easier to handle.
Display
Size6.55"6.43"OnePlus 9 offers slightly more screen real estate for media consumption and multitasking.
Resolution1080x24001080x2400Both have the same sharpness; pixel density is very similar, so visual quality is largely equivalent.
Refresh Rate120Hz90HzOnePlus 9 offers smoother scrolling and animations, which can feel more responsive, especially in gaming.
TechnologyAMOLEDAMOLEDBoth offer vibrant colors and deep blacks typical of AMOLED displays.
Brightness1100 nits1100 nitsBoth offer excellent visibility even in bright outdoor conditions.
Performance
ChipsetSnapdragon 888 5G (5 nm)Dimensity 900 (6 nm)OnePlus 9 has a more powerful flagship processor, resulting in faster app loading, smoother multitasking, and better performance in demanding games.
Antutu Score880,900815,200OnePlus 9 demonstrates a performance edge, likely noticeable in demanding tasks.
GPUAdreno 660Mali-G68 MC4Adreno 660 in OnePlus 9 offers better graphics performance, especially for gaming.
Camera
Main Camera48MP, f/1.79, 1/1.4", Sony IMX68950MP, f/1.8, 1/1.56", Sony IMX766OnePlus 9's larger sensor and wider aperture likely results in better low-light performance.
Selfie Camera16MP, f/2.4, 1/3.13", Sony IMX47132MP, f/2.4, 1/2.74", Sony IMX615Oppo Reno6 5G has higher resolution for more detailed selfies; larger sensor could result in better low light.
Telephoto LensN/A13MP, f/2.4, 1/3.4", Samsung S5K3M5Oppo Reno6 5G offers optical zoom capabilities, missing on OnePlus 9.
Wide Angle Lens50MP, f/2.2, 1/1.56", Sony IMX76616MP, f/2.2, 1/3.09", Sony IMX481OnePlus 9 provides higher resolution and larger sensor for superior wide-angle shots.
Macro LensN/A2MP, f/2.4Oppo Reno6 5G includes a dedicated macro lens for close-up photography.
Black & White2MP, f/2.4N/AOnePlus 9 has a B&W sensor for potentially improved monochrome photography.
VideoUp to 8K@30fpsUp to 4K@30fpsOnePlus 9 offers higher video resolution for professional-grade video creation.
StabilizationEISYesOppo Reno6 5G offers optical stabilization for smoother videos compared to OnePlus 9.
Battery
Capacity4500mAh4500mAhBoth should offer similar battery life with moderate usage.
Charging65W fast charging, 15W Wireless65W fast chargingBoth offer very fast charging capabilities; OnePlus 9 adds the convenience of wireless charging.
Software
OSAndroid 11 (Upgradable to 13)Android 11 (Upgradable to 12)OnePlus 9 has slightly longer software support.
Other
AudioDolby Atmos, Stereo SpeakersBasic audio featuresOnePlus 9 provides a richer audio experience with better sound quality and immersion.
Expandable StorageNoNoNeither phone allows for memory expansion.

2. Key Differences Analysis

OnePlus 9 Advantages:

  • Performance: The Snapdragon 888 offers significantly more processing power than the Dimensity 900, leading to better performance in heavy tasks and gaming.
  • Display Smoothness: 120Hz refresh rate provides a smoother and more responsive visual experience than the Reno6's 90Hz panel.
  • Camera Versatility: Superior main and wide-angle camera sensors, combined with 8k Video recording makes this phone a very powerful camera system
  • Wireless Charging: The added convenience of 15W wireless charging.
  • Audio Experience: Enhanced audio features include Dolby Atmos, stereo speakers, and a noise-canceling microphone, which delivers a more immersive listening experience.

Oppo Reno6 5G Advantages:

  • Telephoto Lens: Offers optical zoom, which is missing on the OnePlus 9, for more versatile photography.
  • Macro Lens: Dedicated macro lens for close-up photography, which is missing on the OnePlus 9.
  • Video Stabilization: Has OIS and EIS, which will make videos look a lot smoother than the EIS on the OnePlus 9.
  • Compact Design: More compact and lighter, making it easier to handle and pocket.
  • Front-Facing Camera: Larger sensor and higher resolution selfie camera, producing better selfies.

Significant Trade-offs:

  • OnePlus 9: Lacks a telephoto lens, OIS for video, and a Macro lens, and is slightly bulkier.
  • Oppo Reno6 5G: Has a less powerful chipset, lacks wireless charging, and a less impressive audio experience, and a slower refresh rate.

3. User Profiles & Recommendations

OnePlus 9 - Ideal For:

  • Power Users and Gamers: Those who need maximum performance for demanding apps and graphics-intensive games.
  • Media Consumers: Users who value a smooth and vibrant display with immersive audio.
  • Photography Enthusiasts (Main & Wide-Angle): Those who prioritize high-quality main camera and wide-angle photography, with advanced video capabilities.
  • Tech Enthusiasts: Those who want the latest and greatest specifications and are ok with missing out on a telephoto lens and Macro lens.
  • Users Who Value Wireless Charging: Wireless charging provides extra convenience and flexibility for users who may prefer this charging method.

Oppo Reno6 5G - Ideal For:

  • Casual Users: Those looking for a balance of features without needing top-tier performance.
  • Selfie Lovers: Individuals who prioritize high-quality front-facing camera performance.
  • Travelers/Photographers: Those who appreciate a versatile camera system with telephoto and macro lens capabilities.
  • Users Who Prefer Compact Phones: People who prefer a smaller, lighter phone that's easy to handle.
  • Users who prioritize smooth videos: The OIS offered in this phone makes video quality smoother.

Price-to-Value:

  • The OnePlus 9 typically commands a higher price due to its flagship chipset and other premium features.
  • The Oppo Reno6 5G provides a good value proposition for those seeking a more balanced and affordable phone.

4. Decision Framework

Key Questions to Consider:

  1. Performance Priority: Do you prioritize maximum performance for gaming and intensive tasks, or is a more balanced performance sufficient?
  2. Camera Needs: Do you need optical zoom and a macro lens, or do you focus primarily on main and wide-angle shots, alongside video quality?
  3. Size and Convenience: Do you prioritize a compact design and wireless charging capabilities, or are you comfortable with a slightly larger device without wireless charging?

Scenario-Based Recommendations:

  • Scenario 1: Gaming Enthusiast: Choose the OnePlus 9 for its superior processing power and smoother 120Hz display.
  • Scenario 2: Photography Lover: Choose the Oppo Reno6 5G for its versatile camera system, including telephoto and macro lenses, as well as the OIS for video.
  • Scenario 3: Everyday User: Choose the Oppo Reno6 5G for its balanced features, more compact design, and lower price.
  • Scenario 4: Media Consumption: Choose the OnePlus 9 for its immersive audio and high-quality display.
  • Scenario 5: User who values Wireless Charging: Choose the OnePlus 9 for its added convenience.

My Choice

If I were to choose, I would lean towards the OnePlus 9. My priorities are usually on having the best performance, display, and main camera quality. While I appreciate the telephoto and macro lenses of the Reno6 5G, the raw power and display smoothness of the OnePlus 9 are more important for my typical usage, which includes gaming, media consumption, and occasional photography. I find wireless charging a significant convenience, which adds another point in favor of the OnePlus 9, as well as the superior audio. Although the Reno6 5G has its advantages, the OnePlus 9 offers a more powerful and complete package overall.

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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Bridging technical complexity with engaging, accessible narratives.