Realme GT Master vs Samsung Galaxy A15 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date July 30, 2021 December 16, 2023
Release Year 2021 2023

Physical

Volume N/A 103.28 cm³
Screen Size to Weight Ratio 3.57 "/g 3.25 "/g
Weight 180 g 200 g
Height N/A 160.1 mm
Width N/A 76.8 mm
Thickness N/A 8.4 mm
Foldable Design No No
Available Colors
  • Black
  • White
  • Aurora
  • Gray
  • Brave Black
  • Optimistic Blue
  • Magical Blue
  • Personality Yellow

Display

Screen Size 6.43 " 6.5 "
Resolution 1080 x 2400 1080 x 2340
Aspect Ratio 20:9 19.5:9
Screen-to-Body Ratio N/A 84.3 %
Pixel Density 409 PPI 396 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 800 nits
Peak Brightness 1000 nits N/A

Hardware

Battery Capacity per Screen Area 104.00 mAh/in² 118.34 mAh/in²
Battery Density N/A 48.41 mAh/cm³
Battery Capacity 4300 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM7325 Snapdragon 778G 5G (6 nm) Mediatek Helio G99 (6 nm)
CPU Octa-core (1x2.4 GHz Cortex-A78 & 3x2.2 GHz Cortex-A78 & 4x1.9 GHz Cortex-A55) Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Adreno 642L Mali-G57 MC2

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 14
Maximum OS Version 13 17

Comparison Summary

Alright, let's dive into a head-to-head comparison of the Realme GT Master and the Samsung Galaxy A15. I'll break down the specs, highlight the real-world implications, and help you figure out which phone might be the better fit for your needs.

Realme GT Master vs. Samsung Galaxy A15: A Detailed Comparison

Here's a breakdown of the key specifications, laid out in a way that makes sense for real-world use:

1. Specifications Breakdown

FeatureRealme GT MasterSamsung Galaxy A15Real-World Implications
Design
Dimensions0 x 0 x 0 mm160.1 x 76.8 x 8.4 mmGT Master: Size unknown; A15: Standard phone size, thicker and heavier.
Weight180g200gGT Master is lighter and likely more comfortable for one-handed use.
Display
Size6.43"6.5"Virtually identical screen sizes.
Resolution1080x24001080x2340Both offer sharp, detailed visuals for everyday use.
PPI409396Both have very similar pixel density.
TechnologyAMOLEDAMOLEDVibrant colors and deep blacks for both.
Refresh Rate120Hz90HzSmoother scrolling and animations on the GT Master, especially noticeable in gaming.
Brightness1000 nits800 nitsGT Master is easier to see outdoors in bright sunlight.
Performance
ChipsetSnapdragon 778G 5G (6nm)Mediatek Helio G99 (6nm)GT Master: Snappier performance for demanding tasks and gaming.
AnTuTu Score613,348442,500GT Master: Noticeably faster app loading and smoother multitasking.
GPUAdreno 642LMali-G57 MC2GT Master: Better graphics performance for gaming.
Battery Life
Capacity4300mAh5000mAhA15: Potentially longer battery life, especially for all-day use.
Charging65W Fast Charging25W Fast ChargingGT Master: Significantly faster charging times, great for topping up quickly.
Camera
Main Camera64MP, f/1.850MP, f/1.8GT Master: Potentially more detailed photos in good lighting conditions.
Selfie Camera32MP, f/2.513MP, f/2.0GT Master: Higher resolution selfies. A15: better for low light selfie
Wide Angle Lens8MP, f/2.35MP, f/2.2GT Master: Higher resolution ultrawide shots.
Macro Lens2MP, f/2.42MP, f/2.4Similar macro capabilities.
VideoUp to 4K@30fpsUp to 1080p@30fpsGT Master: Higher quality video recording.
Features4K Video, PDAF, RAWManual FocusGT Master: More advanced video features, better autofocus. A15: more focus control
Software
OSAndroid 11 (up to 13)Android 14 (up to 17)A15: Newer Android version with longer-term software support.
Connectivity
Wi-FiWi-Fi 6Wi-Fi 5GT Master: Faster Wi-Fi speeds on compatible networks.
Bluetooth5.2, APT-x, LDAC5.2GT Master: Better audio codec support for high-quality wireless audio.
GPSMore systemsFewer systemsGT Master: Potentially more accurate location tracking.
Storage
Internal128/256GB128/256GBAmple storage for most users.
RAM6/8GB4/6/8GBBoth offer comparable RAM options.
ExpandableNoNoNeither phone allows for external storage expansion.
Security
FingerprintBasicSide-mountedA15: More convenient and modern fingerprint sensor placement.

2. Key Insights

  • Realme GT Master Strengths:

    • Performance: The Snapdragon 778G 5G chipset offers superior performance, making it ideal for gaming, multitasking, and demanding applications.
    • Display: The 120Hz refresh rate and higher brightness make for a smoother and more vibrant viewing experience, especially outdoors.
    • Camera: The higher resolution cameras and 4K video recording capabilities provide better image and video quality.
    • Charging: 65W fast charging is a game-changer, allowing you to quickly top up your battery.
    • Connectivity: Wi-Fi 6 and better Bluetooth codec support offer faster and higher-quality wireless connections.
  • Samsung Galaxy A15 Strengths:

    • Battery Life: The larger 5000mAh battery provides potentially longer battery life, crucial for users who need all-day power.
    • Software: Ships with a newer version of Android, ensuring longer software support and the latest features.
    • Fingerprint Sensor: The side-mounted fingerprint sensor is more convenient and modern.
  • Trade-offs and Limitations:

    • Realme GT Master: Older software, smaller battery, and unknown dimensions might be drawbacks for some users.
    • Samsung Galaxy A15: Lower performance chipset and slower charging might not appeal to power users.

3. User Profiles and Recommendations

  • Realme GT Master:

    • Ideal for: Gamers, content creators, and users who prioritize performance and a vibrant display.
    • Use Cases: Mobile gaming, high-resolution video recording, quick battery top-ups, and smooth multitasking.
  • Samsung Galaxy A15:

    • Ideal for: Everyday users who prioritize battery life, software updates, and a reliable user experience.
    • Use Cases: All-day usage, standard photography, and users who prefer the Samsung ecosystem.

4. Buying Decision Framework

Here are three practical questions to help you decide:

  1. How important is performance to you?

    • If you need a phone for demanding tasks and gaming, the Realme GT Master is the better choice.
    • If you prioritize basic usage and battery life, the Samsung Galaxy A15 is sufficient.
  2. How much do you value long-term software support?

    • If you want the latest Android updates and features, the Samsung Galaxy A15 is the way to go.
  3. How much do you care about fast charging?

    • If you need to quickly top up your battery, the Realme GT Master's 65W charging is a huge advantage.

Scenario-Based Recommendations

  • Scenario 1: Mobile Gamer: Choose the Realme GT Master for its superior performance, 120Hz display, and fast charging.
  • Scenario 2: All-Day User: Choose the Samsung Galaxy A15 for its longer battery life and reliable performance.
  • Scenario 3: Budget-Conscious User: Evaluate the current prices, but the Samsung Galaxy A15 might offer better value if you don't need the extra horsepower of the GT Master.

My Choice

If I were personally choosing between these two phones, I would lean towards the Realme GT Master. While the Galaxy A15 has the advantage of newer software, the GT Master's raw performance and fast charging are just too compelling to ignore. The Snapdragon 778G chipset is noticeably faster, which translates to a smoother and more enjoyable user experience. Plus, the 120Hz display makes everything look and feel more responsive.

While the battery isn't as large as the A15, the 65W charging negates this issue. You can quickly top up the phone in minutes, eliminating any range anxiety.

Of course, this choice reflects my personal priorities. If battery life and software support are your top concerns, the Galaxy A15 is a solid option. However, for pure performance and a more responsive user experience, the Realme GT Master takes the win.

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.