OnePlus 8 vs Realme C65 - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 8
OnePlus 8
Oneplus
Realme C65
Realme C65
Realme

General

Launch Date April 21, 2020 April 1, 2024
Release Year 2020 2024

Physical

Volume 93.43 cm³ 95.2 cm³
Screen Size to Weight Ratio 3.64 "/g 3.61 "/g
Weight 180 g 185 g
Height 160.2 mm 164.6 mm
Width 72.9 mm 76.1 mm
Thickness 8 mm 7.6 mm
Foldable Design No No
Available Colors
  • Glacial Green
  • Onyx Black
  • Interstellar Glow
  • Polar Silver
  • Purple Nebula
  • Black Milky Way

Display

Screen Size 6.55 " 6.67 "
Resolution 1080 x 2400 720 x 1604
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 88.7 % 85.6 %
Pixel Density 402 PPI 264 PPI
Refresh Rate 90 Hz 90 Hz
Typical Brightness N/A 500 nits
HBM Brightness N/A 625 nits
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 100.23 mAh/in² 112.39 mAh/in²
Battery Density 46.02 mAh/cm³ 52.52 mAh/cm³
Battery Capacity 4300 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8250 Snapdragon 865 5G (7 nm+) Mediatek Helio G85 (12 nm)
CPU Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55) Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno 650 Mali-G52 MC2

Connectivity

USB Version 3.1 2.0
OTG Support 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 3.1, OTG USB Type-C 2.0

Software

Operating System Android Android
Initial OS Version 10 14
Maximum OS Version 13

Comparison Summary

1. Specifications Comparison

FeatureOnePlus 8Realme C65Practical Impact
Design
Dimensions160.2 x 72.9 x 8 mm, 180g164.6 x 76.1 x 7.6 mm, 185gRealme C65 is slightly larger and heavier, potentially less comfortable for one-handed use.
Build QualityGorilla Glass 5UnknownOnePlus 8 offers better screen protection against scratches and drops. Realme C65's build quality is uncertain due to missing information.
Display
Size6.55"6.67"Realme C65 has a marginally larger screen, providing slightly more viewing area.
Resolution1080 x 2400 (402 ppi)720 x 1604 (264 ppi)OnePlus 8's significantly higher resolution results in much sharper text, images, and videos.
TechnologyAMOLED, 90Hz, 1100 nitsIPS LCD, 90Hz, Unknown nitsOnePlus 8's AMOLED display delivers vibrant colors, deeper blacks, and superior outdoor visibility. Realme C65's lack of brightness information hinders outdoor usability assessment.
Performance
ChipsetSnapdragon 865 5GHelio G85OnePlus 8's flagship Snapdragon 865 offers significantly faster performance, smoother multitasking, and better gaming compared to the mid-range Helio G85.
RAM8GB/12GB6GB/8GBOnePlus 8's larger RAM option enables better multitasking and handling of demanding applications.
Antutu743,500225,154OnePlus 8 vastly outperforms Realme C65 in benchmarks, indicating a much more powerful device.
Camera
Main Camera48MP, f/1.75, Sony IMX58650MP, f/1.8, Samsung S5KJN1While Realme C65 has slightly higher megapixels, OnePlus 8's larger sensor and wider aperture likely result in better low-light performance and depth of field.
Video4K@60fps, EIS, HDR1080p@30fpsOnePlus 8 offers significantly better video recording capabilities with higher resolution and frame rates.
Battery
Capacity4300 mAh5000 mAhRealme C65 has a larger battery capacity, potentially lasting longer on a single charge.
Charging30W45WRealme C65 supports faster charging, reducing downtime.

2. Key Differences Analysis

OnePlus 8 Advantages:

  • Significantly better performance: Snapdragon 865 and higher RAM ensure smooth multitasking and gaming.
  • Superior display: AMOLED technology with higher resolution and brightness provides a vastly improved visual experience.
  • Higher quality camera: Larger sensor, wider aperture, and 4K video recording capabilities.

Realme C65 Advantages:

  • Larger battery: Potentially longer battery life.
  • Faster charging: Reduces charging time.
  • Potentially lower price: (Price not provided, but likely given the specifications).

3. User Profiles & Recommendations

OnePlus 8: Users who prioritize performance, display quality, and camera capabilities. Ideal for demanding tasks, gaming, and content consumption.

Realme C65: Users on a tighter budget who prioritize battery life and fast charging. Suitable for basic tasks, social media, and light gaming.

4. Decision Framework

Key Questions:

  1. What is your budget?
  2. What are your primary smartphone usage patterns (gaming, photography, social media)?
  3. How important is performance and display quality to you?

Scenario-Based Recommendations:

  • Heavy user, gamer, photographer: OnePlus 8
  • Budget-conscious user, light usage: Realme C65

My Choice: OnePlus 8

While the Realme C65 offers a larger battery and faster charging, the OnePlus 8's significantly superior performance, vastly better display, and more capable camera system make it the clear winner for me. I prioritize a smooth and enjoyable user experience, and the OnePlus 8 delivers that in spades. The difference in display quality alone is a significant factor, as I consume a lot of media on my phone. Even if the Realme C65 is significantly cheaper, the compromises in core areas like performance and display would be too substantial for my needs.

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.