Oppo A15 vs Realme 9 Pro+ - Detailed Phone Comparison

Detailed Comparison

Specification
Oppo A15
Oppo A15
Oppo
Realme 9 Pro+
Realme 9 Pro+
Realme

General

Launch Date October 27, 2020 February 21, 2022
Release Year 2020 2022

Physical

Volume 97.69 cm³ 93.94 cm³
Screen Size to Weight Ratio 3.73 "/g 3.52 "/g
Weight 175 g 182 g
Height 164 mm 160.2 mm
Width 75.4 mm 73.3 mm
Thickness 7.9 mm 8 mm
Foldable Design No No
Available Colors
  • Dynamic Black
  • Mystery Blue
  • Midnight Black
  • Aurora Green
  • Sunrise Blue
  • Free Fire Limited Edition

Display

Screen Size 6.52 " 6.4 "
Resolution 720 x 1600 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 83 % 84.2 %
Pixel Density 269 PPI 411 PPI
Refresh Rate N/A 90 Hz
Typical Brightness 480 nits 430 nits
HBM Brightness N/A 600 nits
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 99.51 mAh/in² 109.86 mAh/in²
Battery Density 43.3 mAh/cm³ 47.9 mAh/cm³
Battery Capacity 4230 mAh 4500 mAh
NFC Support No Yes
Chipset Mediatek MT6765 Helio P35 (12 nm) Mediatek Dimensity 920 (6 nm)
CPU Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (2x2.5 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU PowerVR GE8320 Mali-G68 MC4

Connectivity

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

Software

Operating System Android Android
Initial OS Version 10 12
Maximum OS Version 13

Comparison Summary

1. Specifications Comparison

Here's a detailed comparison of the Oppo A15 and Realme 9 Pro+, focusing on real-world implications:

FeatureOppo A15Realme 9 Pro+Practical Impact
Design
Dimensions164 × 75.4 × 7.9 mm160.2 × 73.3 × 8 mmThe Realme 9 Pro+ is slightly more compact, potentially easier to handle for some users. The Oppo A15 is slightly taller and wider.
Weight175g182gThe Oppo A15 is negligibly lighter.
Build Quality (Screen)Gorilla Glass 3Gorilla Glass 5Realme 9 Pro+ has a more resistant screen to scratches and impacts.
Display
Size6.52"6.4"The Oppo A15 has a slightly larger screen, which might be preferable for media consumption for some, though the difference is minimal.
Resolution720x16001080x2400The Realme 9 Pro+ has a significantly sharper and more detailed display, making text and images look clearer.
PPI269411Sharper images and text on the Realme 9 Pro+.
TechnologyIPS LCDAMOLEDThe Realme 9 Pro+ display has better contrast, deeper blacks, and more vibrant colors, offering a more immersive viewing experience.
Refresh Rate60Hz90HzSmoother scrolling and animations on the Realme 9 Pro+, making the user interface feel more responsive.
Performance
ChipsetMediatek Helio P35 (12nm)Mediatek Dimensity 920 (6nm)The Realme 9 Pro+ is significantly faster and more responsive, handling demanding apps and games much better.
AnTuTu Score113,000496,970Vastly superior performance on the Realme 9 Pro+ for gaming, multitasking, and overall responsiveness.
GPUPowerVR GE8320Mali-G68 MC4The Realme 9 Pro+ provides a superior gaming experience, especially in graphically intensive titles.
RAM2/3/4 GB6/8 GBThe Realme 9 Pro+ handles multitasking far better, allowing more apps to run in the background without slowing down.
Camera
Main Camera13MP f/2.250MP f/1.8, Sony IMX766The Realme 9 Pro+ captures more detailed and higher-quality photos, especially in low-light conditions.
Selfie Camera5MP f/2.416MP f/2.4, Sony IMX471Sharper and more detailed selfies on the Realme 9 Pro+.
Wide Angle LensNo8MP f/2.2, Sony IMX355The Realme 9 Pro+ allows for capturing wider scenes, useful for landscapes and group photos.
Video1080p@30fps4K@30fps, EISThe Realme 9 Pro+ records higher-resolution videos with electronic image stabilization, resulting in sharper and smoother footage.
FeaturesPDAFOIS, 4K Video, RAWRealme 9 Pro+ captures more stable videos due to Optical Image Stabilization (OIS) and the option for higher resolution video. Also includes RAW capture for editing flexibility.
Battery
Capacity4230mAh4500mAhSlightly longer battery life on the Realme 9 Pro+, though the difference is not substantial.
Charging10W60WThe Realme 9 Pro+ charges much faster, significantly reducing charging time.
Software
OSAndroid 10Android 12/13The Realme 9 Pro+ has a more up-to-date operating system with the latest features and security updates.
Connectivity
Wi-FiWi-Fi 4Wi-Fi 6Faster and more reliable Wi-Fi connectivity on the Realme 9 Pro+.
BluetoothBluetooth 5.0Bluetooth 5.2More efficient and potentially faster Bluetooth connection on the Realme 9 Pro+.
Storage
Internal32/128 GB128/256 GBRealme 9 Pro+ offers more internal storage for apps, photos, and videos.
ExpandableNoNoNeither phone offers expandable storage.
Audio
QualityBasicDolby Atmos, Hi-ResRealme 9 Pro+ offers a superior audio experience, with richer and more immersive sound.

2. Key Differences Analysis

Oppo A15 Advantages:

  • Slightly Lighter: Marginally easier to hold for extended periods.
  • Slightly Larger Screen: Potentially better for some media consumption.
  • Galileo GPS Support: Oppo A15 supports Galileo.

Practical Implications: The Oppo A15's advantages are relatively minor and mostly relate to comfort and GPS capabilities.

Realme 9 Pro+ Advantages:

  • Significantly Faster Performance: Handles demanding apps and games with ease.
  • Superior Display: Sharper, more vibrant, and smoother.
  • Much Better Camera: Captures higher-quality photos and videos, especially in low light.
  • Faster Charging: Significantly reduces charging time.
  • More Up-to-Date Software: Access to the latest features and security updates.
  • Better Connectivity: Faster Wi-Fi and Bluetooth.
  • Superior Audio: More immersive sound with Dolby Atmos and Hi-Res Audio.

Practical Implications: The Realme 9 Pro+ offers a significantly better user experience in almost every aspect, from performance and display quality to camera capabilities and charging speed.

Trade-offs:

  • The Realme 9 Pro+ is slightly heavier.
  • The Realme 9 Pro+ is more expensive.

3. User Profiles & Recommendations

Oppo A15 - Ideal User:

  • Budget-conscious users who need a basic smartphone for calls, texts, and light social media use.
  • Users who prioritize a slightly larger screen over display quality.

Use Cases:

  • Basic communication and web browsing.
  • As a secondary phone or a backup device.

Realme 9 Pro+ - Ideal User:

  • Users who want a well-rounded smartphone with excellent performance, display, and camera capabilities.
  • Users who enjoy mobile gaming, photography, or video recording.
  • Users who value fast charging and a modern software experience.

Use Cases:

  • Mobile gaming and demanding app usage.
  • High-quality photography and videography.
  • Streaming movies and videos.
  • Everyday use with a responsive and smooth user experience.

4. Decision Framework

Here are three key questions for buyers to consider:

  1. What is your budget? The Oppo A15 is significantly cheaper, but the Realme 9 Pro+ offers far better value for the money if you can afford it.
  2. What are your primary use cases? If you only need a phone for basic tasks, the Oppo A15 might suffice. However, if you plan to play games, take photos, or watch videos, the Realme 9 Pro+ is the clear choice.
  3. How important are performance and display quality? The Realme 9 Pro+ excels in these areas, providing a much smoother and more enjoyable user experience.

Scenario-Based Recommendations:

  • Scenario 1: Tight budget, basic use. Choose the Oppo A15.
  • Scenario 2: Moderate budget, want a well-rounded phone. Choose the Realme 9 Pro+.
  • Scenario 3: Performance and camera are critical. Choose the Realme 9 Pro+.

My Choice

If I were choosing between these two phones, I would definitely pick the Realme 9 Pro+. While it's more expensive, the vastly superior performance, display, camera, and charging speed make it a much better investment in the long run. The difference in user experience would be significant, especially for gaming, photography, and everyday app usage. The Realme 9 Pro+ is a more modern, capable, and enjoyable device to use. The Oppo A15 is simply too underpowered and outdated 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
  • Digital media communication
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  • User-centric technology insights

Bridging technical complexity with engaging, accessible narratives.