OnePlus 9RT 5G vs Oppo A77 - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 9RT 5G
OnePlus 9RT 5G
Oneplus
Oppo A77
Oppo A77
Oppo

General

Launch Date October 19, 2021 June 10, 2022
Release Year 2021 2022

Physical

Volume 100.43 cm³ 98.41 cm³
Screen Size to Weight Ratio 3.34 "/g 3.45 "/g
Weight 198.5 g 190 g
Height 162.2 mm 163.8 mm
Width 74.6 mm 75.1 mm
Thickness 8.3 mm 8 mm
Foldable Design No No
Available Colors
  • Blue
  • Hacker Black
  • Nano Silver
  • Midnight Black
  • Ocean Blue

Display

Screen Size 6.62 " 6.56 "
Resolution 1080 x 2400 720 x 1612
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 87.4 % 84 %
Pixel Density 397 PPI 269 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A 480 nits
HBM Brightness N/A 600 nits
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 102.68 mAh/in² 116.19 mAh/in²
Battery Density 44.81 mAh/cm³ 50.81 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Mediatek Dimensity 810 (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-A76 & 6x2.0 GHz Cortex-A55)
GPU Adreno 660 Mali-G57 MC2

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 12
Maximum OS Version 13 14

Comparison Summary

Let's dive into a user-centered comparison of the OnePlus 9RT 5G and the Oppo A77. Instead of a dry recitation of specs, we'll weave a narrative that explores how these devices fit into the lives of different users.

Design and Usability Assessment:

FeatureOnePlus 9RT 5GOppo A77User Experience Impact
Interface DesignFluid AMOLED, 120Hz refresh rateIPS LCD, 90Hz refresh rateThe 9RT's AMOLED delivers vibrant colors and smoother scrolling, creating a more premium and responsive feel.
Interaction FlowSnapdragon 888, powerful performanceDimensity 810, moderate performanceThe 9RT offers a significantly faster and more fluid experience, handling demanding tasks with ease.
Accessibility FeaturesIn-display fingerprint sensorSide-mounted fingerprint sensorBoth offer quick unlocking, but in-display feels more modern and integrated into the overall design.
Design ErgonomicsSlimmer (8.3mm), slightly heavier (198.5g)Thicker (8mm), slightly lighter (190g)The 9RT's slim profile feels more premium, while the A77 might be slightly more comfortable for some hands.

Narrative-Driven Feature Exploration:

Imagine two users:

  • Aisha, a freelance graphic designer: Aisha needs a phone that can keep up with her creative workflow. The 9RT's powerful Snapdragon 888 processor and vibrant AMOLED display are essential for seamlessly running design apps and showcasing her work with accurate colors. The 120Hz refresh rate ensures a smooth, lag-free experience while sketching and editing.

  • David, a college student: David primarily uses his phone for communication, social media, and casual gaming. While the A77's Dimensity 810 might not be as powerful, it's sufficient for his needs. The larger battery (5000mAh) is a huge plus for long days on campus, and the lower price point fits his budget.

Inclusive Technology Evaluation:

  • For users who prioritize performance and visual experience: The 9RT's superior display and processor are clear winners.
  • For budget-conscious users prioritizing battery life: The A77 offers excellent longevity and a more affordable price.
  • For users with accessibility needs: Both phones offer standard accessibility features found in Android. However, individual preferences for fingerprint sensor location might vary.

Design-Centric Decision Framework:

The OnePlus 9RT 5G is a design statement, prioritizing a premium feel and powerful performance. The Oppo A77 focuses on practicality, offering long battery life and affordability.

My Choice:

As Sophia Rodriguez, I would choose the OnePlus 9RT 5G. While the Oppo A77 is a solid device, my work demands a phone that can handle demanding tasks without a hiccup. The 9RT's fluid AMOLED display, blazing-fast processor, and premium design align perfectly with my need for a responsive and visually engaging device. The smoother scrolling and vibrant colors are crucial for reviewing design mockups and engaging with multimedia content. While battery life is important, I prioritize the overall user experience and the 9RT's performance advantages make it the clear winner for me. The slightly higher price is a worthwhile investment for the significant boost in quality and capabilities it offers.

Sophia Rodriguez
Sophia Rodriguez

Technology Communications Specialist

Expert in transforming complex technological innovations into accessible, engaging narratives.

Key Strengths:

  • Technology storytelling
  • User experience design analysis
  • Inclusive technology communication
  • Design-driven technology insights

Bridging technical complexity with human-centered understanding.