Oppo A15 vs Realme GT Master - Detailed Phone Comparison

Detailed Comparison

Specification
Oppo A15
Oppo A15
Oppo

General

Launch Date October 27, 2020 July 30, 2021
Release Year 2020 2021

Physical

Volume 97.69 cm³ N/A
Screen Size to Weight Ratio 3.73 "/g 3.57 "/g
Weight 175 g 180 g
Height 164 mm N/A
Width 75.4 mm N/A
Thickness 7.9 mm N/A
Foldable Design No No
Available Colors
  • Dynamic Black
  • Mystery Blue
  • Black
  • White
  • Aurora
  • Gray

Display

Screen Size 6.52 " 6.43 "
Resolution 720 x 1600 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 83 % N/A
Pixel Density 269 PPI 409 PPI
Refresh Rate N/A 120 Hz
Typical Brightness 480 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A 1000 nits

Hardware

Battery Capacity per Screen Area 99.51 mAh/in² 104.00 mAh/in²
Battery Density 43.3 mAh/cm³ N/A
Battery Capacity 4230 mAh 4300 mAh
NFC Support No Yes
Chipset Mediatek MT6765 Helio P35 (12 nm) Qualcomm SM7325 Snapdragon 778G 5G (6 nm)
CPU Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (1x2.4 GHz Cortex-A78 & 3x2.2 GHz Cortex-A78 & 4x1.9 GHz Cortex-A55)
GPU PowerVR GE8320 Adreno 642L

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 11
Maximum OS Version 13

Comparison Summary

1. Specifications Comparison

FeatureOppo A15Realme GT MasterPractical Impact
Design
Dimensions164 × 75.4 × 7.9 mm, 175g0 × 0 × 0 mm, 180gRealme GT Master's size is unknown, but Oppo A15 is slightly lighter. Unknown dimensions for the Realme make size comparisons impossible.
BuildCorning Gorilla Glass 3 (screen)Unknown (screen)Oppo A15 has known screen protection, potentially more durable against scratches and minor impacts. Realme screen is unknown.
Display
Size6.52"6.43"Negligible difference in size.
Resolution720x16001080x2400Realme GT Master has a much sharper and clearer display, better for viewing detailed content and gaming.
Pixel Density269 PPI409 PPIRealme GT Master provides much crisper text and images, reducing eye strain.
TechnologyIPS LCDAMOLEDRealme GT Master offers deeper blacks, better contrast, and more vibrant colors. AMOLED is also more power-efficient with dark themes.
Refresh Rate60Hz120HzRealme GT Master provides smoother scrolling, animations, and gaming experiences.
Brightness0 nits1000 nitsRealme GT Master is significantly brighter, making it much easier to view in direct sunlight.
Performance
ChipsetMediatek Helio P35 (12 nm)Snapdragon 778G 5G (6 nm)Realme GT Master offers significantly faster performance, better for gaming, multitasking, and demanding applications.
AnTuTu Score113,000613,348Realme GT Master is significantly faster in real-world tasks, app loading and gaming.
GPUPowerVR GE8320Adreno 642LRealme GT Master provides better graphics performance for gaming and other graphically intensive tasks.
Camera
Main Camera13MP, f/2.264MP, f/1.8Realme GT Master captures much more detailed photos, especially in good lighting conditions. Wider aperture allows more light, improving low-light performance.
Selfie Camera5MP, f/2.432MP, f/2.5Realme GT Master captures significantly more detailed selfies.
Wide Angle LensNone8MP, f/2.3Realme GT Master allows capturing wider scenes, useful for landscapes and group photos.
Portrait Mode (depth)2MP, f/2.4NoneOppo A15 captures portrait mode shots to help blur the background.
Macro Lens2MP, f/2.42MP, f/2.4Similar macro capabilities for close-up shots.
Video1080p@30fps4K@30fps, 1080p@60fpsRealme GT Master can record higher quality videos, with smoother frame rates.
Battery
Capacity4230mAh4300mAhNegligible difference in battery size.
Charging10W65WRealme GT Master charges much faster, reducing charging time significantly.
Other
Operating SystemAndroid 10Android 11 (upgradeable to 13)Realme GT Master has a newer OS and will receive more updates.
Wi-Fi802.11nWiFi 6 (802.11ax)Realme GT Master offers faster and more reliable Wi-Fi connectivity.
Bluetooth5.05.2Realme GT Master has a newer Bluetooth version with potentially better efficiency and features.
Storage32/128 GB128/256 GBRealme GT Master offers more internal storage for apps, photos, and videos.
Expandable StorageNoNoNeither phone allows for expandable storage.

2. Key Differences Analysis

Oppo A15 Advantages:

  • Known Screen Protection: Corning Gorilla Glass 3 offers some level of scratch and impact resistance, while the Realme GT Master's screen protection is unknown.
  • Price: Likely to be significantly cheaper than the Realme GT Master.
  • Compass Sensor: Includes a compass sensor for wayfinding and orientation.

Practical Implications:

  • The Oppo A15 is a more budget-friendly option, potentially suitable for users with basic needs.
  • The known screen protection offers some peace of mind against accidental damage.
  • The Compass Sensor provides a way to navigate

Realme GT Master Advantages:

  • Significantly Superior Performance: The Snapdragon 778G 5G offers much faster processing power and graphics capabilities.
  • Much Better Display: Higher resolution, AMOLED technology, and 120Hz refresh rate provide a vastly superior viewing experience.
  • Superior Camera System: Higher resolution sensors and a wide-angle lens offer more versatile and higher-quality photography.
  • Faster Charging: 65W charging significantly reduces charging time.
  • Newer Software: Comes with a newer version of Android and guaranteed updates.
  • Better Connectivity: Newer Wi-Fi and Bluetooth standards offer faster and more reliable connections.

Practical Implications:

  • The Realme GT Master offers a premium experience with smooth performance, stunning visuals, and excellent camera capabilities.
  • It's ideal for users who prioritize performance, display quality, and camera features.

Trade-offs:

  • The Realme GT Master is likely more expensive.
  • Oppo A15 includes Portrait mode and a compass sensor while the Realme GT Master does not.
  • Realme GT Master dimensions are unknown

    3. User Profiles & Recommendations

Oppo A15:

  • Ideal User: Budget-conscious users with basic smartphone needs.
  • Use Cases:
    • Basic communication (calls, messaging).
    • Casual social media browsing.
    • Simple web browsing.

Realme GT Master:

  • Ideal User: Users who prioritize performance, display quality, and camera features.
  • Use Cases:
    • Mobile gaming.
    • Photography and videography.
    • Watching videos and streaming content.
    • Demanding applications and multitasking.

4. Decision Framework

Key Questions to Consider:

  1. What is your budget? The Oppo A15 will be significantly more affordable.
  2. What do you primarily use your phone for? Basic tasks vs. gaming, photography, and multimedia consumption.
  3. How important is display quality and performance to you? This will determine whether the Realme GT Master's premium features are worth the extra cost.

Scenario-Based Recommendations:

  • Scenario 1: Tight Budget, Basic Needs: Choose the Oppo A15.
  • Scenario 2: Moderate Budget, Want a Good All-Around Experience: Consider the Realme GT Master if the price is within reach.
  • Scenario 3: Performance and Camera are Top Priorities: Choose the Realme GT Master.

Which phone I would choose and why

I would choose the Realme GT Master. While the Oppo A15 has a much lower price, the Realme GT Master offers a much better overall experience for daily use. The better chipset will keep the phone running smoothly for longer, and I am happy to pay the extra cost. I will enjoy the higher resolution and the 120Hz display. The faster charging will also save me time, and the better camera will allow me to capture better photos and videos.

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.