Realme 9i vs Oppo A77 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme 9i
Realme 9i
Realme
Oppo A77
Oppo A77
Oppo

General

Launch Date January 10, 2022 June 10, 2022
Release Year 2022 2022

Physical

Volume 104.54 cm³ 98.41 cm³
Screen Size to Weight Ratio 3.47 "/g 3.45 "/g
Weight 190 g 190 g
Height 164.4 mm 163.8 mm
Width 75.7 mm 75.1 mm
Thickness 8.4 mm 8 mm
Foldable Design No No
Available Colors
  • Black
  • Blue
  • Midnight Black
  • Ocean Blue

Display

Screen Size 6.6 " 6.56 "
Resolution 1080 x 2412 720 x 1612
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.2 % 84 %
Pixel Density 400 PPI 269 PPI
Refresh Rate 90 Hz 90 Hz
Typical Brightness 480 nits 480 nits
HBM Brightness N/A 600 nits
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 114.78 mAh/in² 116.19 mAh/in²
Battery Density 47.83 mAh/cm³ 50.81 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM6225 Snapdragon 680 4G (6 nm) Mediatek Dimensity 810 (6 nm)
CPU Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver) Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Adreno 610 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

Alright, let's dive into a detailed comparison between the Realme 9i and the Oppo A77. We'll break down the specs, explore what they mean for you, and figure out which phone might be the best fit.

1. Specifications Breakdown

Here's a detailed breakdown of key technical specifications, along with a "Real-World Implications" column to show what these specs actually mean for daily use:

FeatureRealme 9iOppo A77Real-World Implications
Design
Dimensions164.4 x 75.7 x 8.4 mm163.8 x 75.1 x 8 mmSlightly larger and thicker but the difference is almost negligible, both feel similar in hand.
Weight190g190gVirtually identical weight. Both should feel similarly substantial in your hand.
Display
Size6.6"6.56"Both have large screens, with minimal difference in size.
Resolution1080x2412720x1612The Realme 9i has a significantly sharper display (1080p vs 720p). Text and images will be much clearer on the Realme 9i.
Pixel Density400 PPI269 PPIRealme 9i will appear much more crisp and clear than the Oppo A77, especially for reading and viewing images.
TechnologyIPS LCDIPS LCDBoth use IPS LCD tech, so colors and viewing angles will be similar.
Refresh Rate90Hz90HzBoth phones have a 90Hz refresh rate, leading to smooth scrolling and animations
Brightness0 nits0 nitsBoth phones' maximum brightness is unknown.
Performance
ChipsetSnapdragon 680 4GDimensity 810Different chips, indicating distinct performance profiles, but both are built using a 6nm process.
AnTuTu Score216,85042,000Realme 9i has a much higher benchmark score, indicating significantly better performance in daily use, gaming, and multi-tasking.
GPUAdreno 610Mali-G57 MC2Different GPUs, meaning graphics performance will vary. Adreno 610 offers great performance for casual use and gaming.
Camera
Main Camera50MP, f/1.813MP, f/2.2Realme 9i has a significantly higher resolution sensor and wider aperture, which should translate to clearer, brighter photos, especially in low light.
Selfie Camera16MP, f/2.116MP, f/2.0Both use 16MP front cameras with similar quality and slight difference in aperture.
Macro Lens2MP, f/2.4NoneRealme 9i has a dedicated macro lens.
Black & White2MP, f/2.4NoneRealme 9i has a dedicated Black & White sensor.
Video Recording1080p@30fps1080p@30fpsBoth have standard 1080p video.
Slow-motionYes, 120 fpsNo, 30fpsRealme 9i has a better slow-motion recording.
Battery Life
Capacity5000mAh3200mAhRealme 9i has much larger battery, likely offering significantly longer battery life than the Oppo A77.
Charging33W Fast ChargingStandard ChargingThe Realme 9i has a significantly faster charging.
Software
OSAndroid 11 (upgradable to 13)Android 12 (upgradable to 14)Oppo A77 has a newer Android version out of the box, while Realme 9i offers future update capabilities.
Connectivity
Wi-Fi802.11ac802.11nRealme 9i supports newer WiFi standard, offering faster speeds and better range.
Bluetooth5.04.1Realme 9i has a newer Bluetooth version with better audio codecs and connectivity
GPSGPS, A-GPS, GLONASS, Beidou, GalileoGPS, A-GPS, GLONASSRealme 9i has better positioning technologies.
Storage
Internal64GB/128GB32GB/64GBRealme 9i offers larger storage options, a must for users with extensive media.
RAM4GB/6GB3GB/4GBRealme 9i offers more RAM, which results in better multitasking performance.
ExpandableNoNoNeither phone supports expandable storage, so you're limited to the internal storage you pick.
Audio
QualityStereo Speakers, Hi-ResBasic audioRealme 9i provides superior audio experience for music and videos.
Build Quality
Screen ProtectionUnknownCorning Gorilla Glass 5Oppo A77 has better screen protection against scratches.
Sensors
ConfigurationFingerprint, Proximity, Accelerometer, CompassFingerprint, Proximity, Accelerometer, CompassBoth share the essential sensors, but the Realme 9i has additional features.

2. Key Insights

Realme 9i:

  • Strengths: The Realme 9i is a performance-focused phone, boasting a superior display (1080p), a significantly more powerful processor (Snapdragon 680), a more capable main camera (50MP), a much larger battery (5000mAh), faster charging (33W), and enhanced audio quality. It also packs the latest in connectivity (WiFi and Bluetooth), and positioning system.
  • Competitive Advantages: The Realme 9i shines when it comes to overall performance. Its higher resolution screen is noticeably clearer, especially when reading, and the difference in the processor and RAM will make a big difference in responsiveness of apps and games.
  • Trade-offs: The Realme 9i has an unknown screen protection. It lacks screen protection compared to the Oppo A77, and also lacks Digital image stabilization.

Oppo A77:

  • Strengths: The Oppo A77 offers a more recent Android version out of the box and has a Corning Gorilla Glass 5 screen protection.
  • Competitive Advantages: It's a more recent phone with more up to date software support, and has a robust screen protection.
  • Trade-offs: The Oppo A77 sacrifices a lot in the areas of display, processing power, camera capabilities, battery life, and audio experience. It does not have a macro lens or a black and white sensor, and it doesn’t have any special audio features.

3. User Profiles and Recommendations

  • Realme 9i:

    • Best Suited For: Users who prioritize performance, screen quality, camera capabilities, and long battery life for things like social media, photography, light gaming, and heavy daily use.
    • Use Cases: Ideal for browsing, multimedia consumption, daily tasks, and casual gaming, as well as content creation on the fly.
    • Value: It has excellent performance capabilities, which offer a much better experience in general use.
  • Oppo A77:

    • Best Suited For: Users who prioritize a newer Android version and some screen protection.
    • Use Cases: This phone is good for basic smartphone tasks such as calls, messaging and light browsing.
    • Value: More up to date on software and has screen protection.

4. Buying Decision Framework

Here are three questions to help you decide:

  1. Do you prioritize performance and display quality? If yes, the Realme 9i is clearly the better choice. Its processing power, and its display is far superior.
  2. Do you value a more up-to-date version of Android and screen protection? If yes, the Oppo A77 is what you’re looking for.
  3. How important is battery life and charging speed for you? If battery life and a fast charging are crucial, then the Realme 9i with its 5000mAh battery and 33W charging is the better option.

Scenario-Based Recommendations:

  • The "Power User": If you’re constantly using your phone for social media, browsing, gaming, or any other intensive tasks, the Realme 9i is the clear winner. Its superior display, powerful processor, larger battery, faster charging, and better camera make it the more practical choice.
  • The "Casual User": If your needs are basic (calls, messaging, some light browsing), the Oppo A77 can handle the job, it might even provide you with some extra value with screen protection.
  • The "Value Seeker": Both of these phones should be relatively similar in price, in which case, the Realme 9i is the one to go for. It is a more complete phone, with vastly superior capabilities.

My Choice

Given the significant advantages in performance, display quality, battery life, and camera capabilities, I would choose the Realme 9i. While the Oppo A77 offers a newer Android version out of the box and better screen protection, these advantages are outweighed by the significantly superior user experience offered by the Realme 9i. The difference in processing power alone makes it a more future-proof device, and when considering all other elements, the Realme 9i is the superior phone.

Alex Griffin
Alex Griffin

Technology analyst specializing in mobile devices and consumer electronics.

Core Expertise

  • Mobile technology analysis
  • Consumer electronics evaluation
  • Technical specification interpretation
  • User experience insights

Professional Mission Empowering readers to make informed technology decisions by transforming intricate specifications into understandable, practical guidance.

Demystifying technology, one device at a time.