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 23, 2022
Release Year 2020 2022

Physical

Volume 97.69 cm³ 105.58 cm³
Screen Size to Weight Ratio 3.73 "/g 3.38 "/g
Weight 175 g 195 g
Height 164 mm 164.3 mm
Width 75.4 mm 75.6 mm
Thickness 7.9 mm 8.5 mm
Foldable Design No No
Available Colors
  • Dynamic Black
  • Mystery Blue
  • Midnight Black
  • Aurora Green
  • Sunrise Blue

Display

Screen Size 6.52 " 6.6 "
Resolution 720 x 1600 1080 x 2412
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 83 % 84.4 %
Pixel Density 269 PPI 400 PPI
Refresh Rate N/A 120 Hz
Typical Brightness 480 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 99.51 mAh/in² 114.78 mAh/in²
Battery Density 43.3 mAh/cm³ 47.36 mAh/cm³
Battery Capacity 4230 mAh 5000 mAh
NFC Support No Yes
Chipset Mediatek MT6765 Helio P35 (12 nm) Qualcomm SM6375 Snapdragon 695 5G (6 nm)
CPU Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)
GPU PowerVR GE8320 Adreno 619

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

FeatureOppo A15Realme 9 ProPractical Impact
Design
Dimensions164 × 75.4 × 7.9 mm164.3 × 75.6 × 8.5 mmRealme 9 Pro is slightly thicker and heavier, potentially less comfortable for extended one-handed use.
Weight175g195gOppo A15 is lighter, making it easier to carry and hold for longer periods.
Display
Size6.52"6.6"Negligible difference in size; both offer a large viewing area.
Resolution720x16001080x2412Realme 9 Pro has a much sharper and clearer display, significantly improving the viewing experience for multimedia and text.
PPI269400Higher PPI on Realme 9 Pro results in finer details and less pixelation.
TechnologyIPS LCDIPS LCDSimilar color reproduction and viewing angles.
Refresh Rate60Hz120HzRealme 9 Pro provides smoother scrolling, animations, and gaming experiences.
Brightness0 nits0 nitsUnable to provide comment, brightness level is not available
Performance
ChipsetMediatek MT6765 Helio P35 (12 nm)Qualcomm SM6375 Snapdragon 695 5G (6 nm)Realme 9 Pro offers significantly faster performance, smoother multitasking, and better gaming capabilities. The smaller fabrication process is also more power-efficient.
AnTuTu Score113,000402,916Benchmarks confirm Realme 9 Pro's superior performance.
GPUPowerVR GE8320Adreno 619Realme 9 Pro's GPU is better suited for graphically demanding tasks like gaming.
Camera
Rear Camera13MP, f/2.264MP, f/1.79Realme 9 Pro captures much more detailed photos, especially in low light, thanks to the higher resolution and wider aperture.
Selfie Camera5MP, f/2.416MP, f/2.0Realme 9 Pro captures significantly sharper and brighter selfies.
Wide Angle LensNo8MP, f/2.2Realme 9 Pro offers a wider field of view for capturing landscapes and group photos.
Portrait Mode (Depth)2MP, f/2.4NoOppo A15 allows you to take portrait photos
Macro Lens2MP, f/2.42MP, f/2.4Similar macro capabilities for close-up shots.
Video1080p@30fps1080p@30fpsSimilar video quality.
Slow-motion VideoNoYes, 120 fpsRealme 9 Pro offers slow-motion video recording capabilities.
Battery
Capacity4230mAh5000mAhRealme 9 Pro provides longer battery life, allowing for more extended usage between charges.
Charging10W33WRealme 9 Pro charges much faster, reducing downtime.
Software
OSAndroid 10Android 12 (upgradeable to 13)Realme 9 Pro has a more modern operating system with access to newer features, security updates, and potentially longer software support.
Connectivity
Wi-Fi802.11a/b/g/n802.11a/b/g/n/acRealme 9 Pro supports faster Wi-Fi speeds with 802.11ac.
Bluetooth5.05.1Realme 9 Pro has slightly improved Bluetooth efficiency and features.
GPSGPS, A-GPS, GLONASS, Beidou, GalileoGPS, A-GPS, GLONASS, BeidouOppo A15 supports more satellite systems for potentially better location accuracy
Storage
Internal32 GB or 128 GB128 GBRealme 9 Pro has 128 GB as standard.
RAM2 GB or 3 GB or 4 GB6 GB or 8 GBRealme 9 Pro offers much more RAM, enabling smoother multitasking and app performance.
ExpandableNoNoNo expandable storage
Audio
QualityBasic audio featuresHi-Res Audio, Noise cancellation microphone, 2 microphonesRealme 9 Pro offers a better audio experience.
Security
FeaturesRear-mounted fingerprint sensorSide-mounted fingerprint sensorSide-mounted fingerprint sensor on Realme 9 Pro may be more convenient for some users.
Build Quality
Screen ProtectionCorning Gorilla Glass 3UnknownOppo A15 has confirmed screen protection.
Sensors
SensorsFingerprint, Proximity, Accelerometer, Compass, GyroscopeFingerprint, Proximity, Accelerometer, GyroscopeNegligible differences.

2. Key Differences Analysis

Oppo A15 Advantages:

  • Lighter weight: More comfortable for extended use.
  • Confirmed Screen Protection: Uses Corning Gorilla Glass 3
  • Lower Price: Generally a more budget-friendly option.
  • Galileo GPS Support: Better accuracy
  • Portrait Mode: Offers a portrait mode lens

Practical Implications: The Oppo A15 is suitable for users who prioritize portability, are on a tight budget, and need basic smartphone functionality.

Realme 9 Pro Advantages:

  • Significantly more powerful processor: Faster app loading, smoother multitasking, better gaming.
  • Higher resolution display with 120Hz refresh rate: Sharper, smoother, and more responsive visual experience.
  • Superior camera system: Higher resolution photos, better low-light performance, wide-angle lens, and better selfies.
  • Larger battery with faster charging: Longer battery life and quicker charging times.
  • More modern operating system: Access to newer features and security updates.
  • Hi-Res Audio: Better audio playback
  • 4K Video Recording: Higher quality videos
  • More RAM: Better multitasking capabilities

Practical Implications: The Realme 9 Pro is ideal for users who demand performance, a great camera, a smooth display, and long battery life.

Significant Trade-offs:

  • Choosing the Oppo A15 means sacrificing performance, display quality, and camera capabilities for a lower price and lighter weight.

3. User Profiles & Recommendations

Oppo A15 Ideal User:

  • Budget-conscious users who need a basic smartphone for calls, texts, and light social media use.
  • Individuals who prioritize a lightweight and compact device.
  • Users who are less demanding in terms of performance and camera quality.

Use Cases:

  • Primary phone for elderly users who need a simple and easy-to-use device.
  • Backup phone for emergencies.
  • Basic phone for children.

Realme 9 Pro Ideal User:

  • Users who prioritize performance, a good camera, and a smooth display experience.
  • Gamers who want a capable mobile gaming device.
  • Social media enthusiasts who take a lot of photos and videos.
  • Users who need a phone that can handle multitasking and demanding apps.

Use Cases:

  • Mobile gaming.
  • Photography and videography.
  • Streaming videos and movies.
  • Running demanding apps for work or personal use.

4. Decision Framework

Key Questions to Consider:

  1. What is your budget? The Oppo A15 is significantly cheaper.
  2. How important are performance and camera quality to you? The Realme 9 Pro offers a much better experience in these areas.
  3. Do you prioritize a lightweight device or longer battery life? The Oppo A15 is lighter, while the Realme 9 Pro has a larger battery.

Scenario-Based Recommendations:

  • Scenario 1: Tight Budget, Basic Needs: Choose the Oppo A15.
  • Scenario 2: Balanced Performance and Features: Choose the Realme 9 Pro.
  • Scenario 3: Gaming and Multimedia Enthusiast: Choose the Realme 9 Pro.
  • Scenario 4: Photography and Videography: Choose the Realme 9 Pro.

Which one would I choose?

I would choose the Realme 9 Pro. While the Oppo A15 has the advantage of being lighter and more affordable, the Realme 9 Pro offers a far superior overall experience. The significantly faster processor, higher resolution 120Hz display, much better camera system, larger battery with fast charging, and more modern software make it a much more capable and enjoyable device to use. The improved performance is crucial for smooth multitasking and gaming, and the better camera allows for capturing higher-quality photos and videos. The price difference is justified by the substantial improvements in key areas that directly impact user experience.

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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Bridging technical complexity with engaging, accessible narratives.