OnePlus 8 vs Oppo Reno5 5G - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 8
OnePlus 8
Oneplus

General

Launch Date April 21, 2020 January 7, 2021
Release Year 2020 2021

Physical

Volume 93.43 cm³ 92.26 cm³
Screen Size to Weight Ratio 3.64 "/g 3.74 "/g
Weight 180 g 172 g
Height 160.2 mm 159.1 mm
Width 72.9 mm 73.4 mm
Thickness 8 mm 7.9 mm
Foldable Design No No
Available Colors
  • Glacial Green
  • Onyx Black
  • Interstellar Glow
  • Polar Silver
  • Starry Black
  • Galactic Silver
  • Azure Blue

Display

Screen Size 6.55 " 6.43 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 88.7 % 85.5 %
Pixel Density 402 PPI 409 PPI
Refresh Rate 90 Hz 90 Hz
Typical Brightness N/A 430 nits
HBM Brightness N/A N/A
Peak Brightness N/A 750 nits

Hardware

Battery Capacity per Screen Area 100.23 mAh/in² 104.00 mAh/in²
Battery Density 46.02 mAh/cm³ 46.61 mAh/cm³
Battery Capacity 4300 mAh 4300 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8250 Snapdragon 865 5G (7 nm+) Qualcomm SM7250 Snapdragon 765G 5G (7 nm)
CPU Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55) Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)
GPU Adreno 650 Adreno 620

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 10 11
Maximum OS Version 13 12

Comparison Summary

1. Specifications Comparison

FeatureOnePlus 8Oppo Reno5 5GPractical Impact
Design
Dimensions160.2 x 72.9 x 8 mm, 180g159.1 x 73.4 x 7.9 mm, 172gReno5 5G is slightly smaller and noticeably lighter, improving one-handed use.
BuildGorilla Glass 5Gorilla Glass 3+OnePlus 8 offers significantly better screen scratch resistance.
Display
Size6.55"6.43"Negligible difference in screen real estate.
Resolution1080 x 24001080 x 2400Identical sharpness.
Refresh Rate90Hz90HzBoth offer smooth scrolling and animations.
Brightness1100 nits750 nitsOnePlus 8 is far superior in direct sunlight readability.
Performance
ChipsetSnapdragon 865 5GSnapdragon 765G 5GOnePlus 8 provides significantly faster performance for demanding tasks and gaming due to its flagship-level processor.
AnTuTu743,500325,000Reinforces the substantial performance gap; OnePlus 8 will handle demanding apps and games much better.
RAM8GB/12GB8GB/12GBBoth offer ample memory for multitasking.
Camera
Main Camera48MP, f/1.75, Sony IMX58664MP, f/1.7, Sony IMX686Reno5 5G boasts higher resolution and a slightly wider aperture, potentially capturing more detail in various lighting conditions. Real-world image quality differences will depend on processing.
Selfie Camera16MP, f/2.4532MP, f/2.4Reno5 5G's higher resolution selfie camera should produce more detailed self-portraits.
Wide Angle16MP, f/2.2Not specified*OnePlus 8 offers a dedicated wide-angle lens, expanding creative shooting options. Missing specification for Reno5 5G limits comparison.
Charging Speed30W65WReno5 5G charges significantly faster, minimizing downtime.
Battery Capacity4300mAh4300mAhSimilar battery life expected.

*Missing or unclear specification.

2. Key Differences Analysis

OnePlus 8 Advantages:

  • Superior Performance: The Snapdragon 865 significantly outperforms the Snapdragon 765G, resulting in a smoother experience for demanding tasks and gaming.
  • Brighter Display: The 1100 nit display ensures excellent outdoor visibility.
  • More Durable Screen: Gorilla Glass 5 offers better scratch resistance.
  • Confirmed Wide-angle Lens: Provides broader perspective for photos and videos.

Oppo Reno5 5G Advantages:

  • Faster Charging: 65W fast charging significantly reduces charging time.
  • Higher Resolution Main and Selfie Cameras: Potentially better detail in photos, though real-world results depend on image processing.
  • Lighter and Slightly Smaller: More comfortable for one-handed use.

3. User Profiles & Recommendations

OnePlus 8: Ideal for users who prioritize performance, a bright display for outdoor use, and durability. Best for:

  • Mobile gamers
  • Power users who run demanding applications
  • Users who frequently use their phones outdoors

Oppo Reno5 5G: Suitable for users who value fast charging, prioritize selfie image quality, and prefer a lighter, more compact phone. Best for:

  • Social media enthusiasts
  • Users who need quick top-ups of battery
  • Users who prioritize portability and one-handed use

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget and how important is performance? The OnePlus 8 prioritizes performance but might be more expensive.
  2. How important is outdoor visibility? The OnePlus 8's brighter display is a significant advantage in sunlight.
  3. How often do you rely on fast charging? The Reno5 5G's 65W charging is a major convenience.

My Choice: OnePlus 8

While the Reno5 5G offers faster charging and potentially better camera resolution, the OnePlus 8's significant performance advantage and superior display brightness are decisive factors for me. I prioritize a smooth user experience and reliable outdoor visibility, which the Snapdragon 865 and the 1100 nit display deliver. The added durability of Gorilla Glass 5 is a welcome bonus. The performance difference would significantly impact my daily usage more than the faster charging or higher resolution cameras of the Reno5 5G. I also value having a confirmed wide-angle lens, which expands my photography options.

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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  • Mobile technology analysis
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Bridging technical complexity with engaging, accessible narratives.