Realme GT Master vs Samsung Galaxy M15 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date July 30, 2021 April 5, 2024
Release Year 2021 2024

Physical

Volume N/A 114.35 cm³
Screen Size to Weight Ratio 3.57 "/g 3 "/g
Weight 180 g 217 g
Height N/A 160.1 mm
Width N/A 76.8 mm
Thickness N/A 9.3 mm
Foldable Design No No
Available Colors
  • Black
  • White
  • Aurora
  • Gray
  • Gray
  • Light Blue
  • Dark Blue

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 142.01 mAh/in²
Battery Density N/A 52.47 mAh/cm³
Battery Capacity 4300 mAh 6000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM7325 Snapdragon 778G 5G (6 nm) Mediatek Dimensity 6100+ (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

Comparison Summary

Alright, let's dive into a head-to-head comparison of the Realme GT Master and the Samsung Galaxy M15. I'll break down the specs, translate them into real-world usage, and help you figure out which phone might be the better fit for you.

1. Specifications Breakdown

Here’s a detailed comparison, focusing on what each specification actually means for your daily use:

FeatureRealme GT MasterSamsung Galaxy M15Real-World Implications
Design
Dimensions0 × 0 × 0 mm160.1 × 76.8 × 9.3 mmGT Master: Dimensions unavailable. M15: Sizeable phone, might be challenging for one-handed use.
Weight180g217gGT Master: Lighter, easier to hold for longer periods. M15: Heavier, may feel more substantial but less comfortable over time.
Display
Size6.43"6.5"Both are good screen sizes; negligible difference.
Resolution1080x24001080x2340Similar sharpness; both offer a detailed viewing experience for everyday tasks, videos, and gaming.
PPI409396Pixel density practically the same, so perceived sharpness will be almost indistinguishable.
TechnologyAMOLEDAMOLEDVibrant colors, deep blacks, and great contrast for immersive viewing.
Refresh Rate120Hz90HzGT Master: Smoother scrolling and animations, more responsive gaming. M15: Still smooth, but not as fluid as the GT Master.
Brightness1000 nits800 nitsGT Master: Better outdoor visibility in direct sunlight. M15: Still decent brightness, but may struggle in bright conditions.
Performance
ChipsetSnapdragon 778G 5GDimensity 6100+GT Master: More powerful; handles demanding apps and games with ease. M15: Capable for daily tasks, but may struggle with intensive applications or multitasking.
AnTuTu Score613,348442,500GT Master: Noticeably faster; apps load quicker, multitasking is smoother. M15: Slower; may experience slight lags with heavier use.
GPUAdreno 642LMali-G57 MC2GT Master: Better graphics performance for gaming and video editing. M15: Adequate for casual gaming, but won’t handle high-end titles at high settings.
Camera
Main Camera64MP50MPGT Master: Higher resolution; potentially more detailed photos, better for cropping and zooming. M15: Still takes decent photos, but may lack fine detail in certain scenarios.
Selfie Camera32MP13MPGT Master: Sharper selfies with better clarity. M15: Good enough for social media, but not as detailed.
Video Recording4K@30fps1080p@30fpsGT Master: Supports higher resolution video recording. M15: Basic video recording capabilities.
Battery Life
Capacity4300mAh6000mAhGT Master: Decent battery life, gets you through a day of moderate use. M15: Excellent battery life, can easily last a day and a half or more.
Charging65W25WGT Master: Super-fast charging; can recharge quickly. M15: Slower charging; takes longer to fully charge.
Software
OSAndroid 11Android 14GT Master: Older; may receive fewer updates in the future. M15: Newer; more up-to-date features and security.
Storage
Internal128/256 GB128 GBGT Master: More storage options, important if you take lots of photos or videos. M15: Limited to 128GB.
ExpandableNoNoNeither supports microSD cards, so choose your storage option carefully.

2. Key Insights

  • Realme GT Master Strengths:

    • Performance: Noticeably faster performance, smoother for gaming and demanding apps.
    • Display: 120Hz refresh rate and higher brightness offer a superior viewing experience.
    • Camera: Higher resolution cameras deliver more detailed photos and 4K video.
    • Charging: Super-fast 65W charging gets you back up and running quickly.
    • Hi-Res Audio: Better quality audio playback.
  • Samsung Galaxy M15 Strengths:

    • Battery Life: Significantly larger battery for extended use.
    • Software: Newer Android version with more up-to-date features.
    • Fingerprint sensor: Has a side-mounted fingerprint sensor.
  • Trade-offs:

    • GT Master: Older software, smaller battery.
    • M15: Slower performance, lower refresh rate display, less capable cameras.

3. User Profiles and Recommendations

  • Realme GT Master:

    • Gamers: Need smooth performance and fast response times.
    • Photographers/Videographers: Value higher resolution cameras and 4K video.
    • Power Users: Multitask frequently and need fast app loading times.
  • Samsung Galaxy M15:

    • Everyday Users: Prioritize long battery life and a modern software experience.
    • Budget-Conscious Shoppers: Seeking a reliable phone for basic tasks.
    • Users focused on longevity: Want a phone that will last all day without needing a charge.

4. Buying Decision Framework

Here are three questions to help you decide:

  1. How important is battery life to you? If you need a phone that lasts all day and then some, the Galaxy M15 is the clear winner.
  2. Do you play a lot of mobile games or use demanding apps? The GT Master's superior performance makes it the better choice for gaming and heavy multitasking.
  3. Do you take a lot of photos or videos? If camera quality is a priority, the GT Master offers higher resolution and 4K video recording.

Scenario-Based Recommendations:

  • Scenario 1: "I need a reliable phone that won't die on me during a long day." Choose the Samsung Galaxy M15 for its exceptional battery life.
  • Scenario 2: "I want a phone that can handle gaming and demanding apps without lagging." Go with the Realme GT Master for its superior performance.
  • Scenario 3: "I want a phone that takes great photos and videos for social media." The Realme GT Master is the better choice due to its higher resolution cameras.

Which one would I choose?

Personally, I'd lean towards the Realme GT Master. While the battery life of the Galaxy M15 is tempting, the overall experience matters more to me. As someone who uses my phone for everything from productivity tasks to gaming and photography, the faster performance, smoother display, and better camera of the GT Master would make a bigger difference in my day-to-day usage. And that super-fast charging? A lifesaver when I'm running low on time. Even though it's an older model, the benefits it offers still outweigh the Galaxy M15 for my specific needs.

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.