Realme GT 5G vs Samsung Galaxy A15 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme GT 5G
Realme GT 5G
Realme

General

Launch Date March 10, 2021 December 16, 2023
Release Year 2021 2023

Physical

Volume 97.59 cm³ 103.28 cm³
Screen Size to Weight Ratio 3.46 "/g 3.25 "/g
Weight 186 g 200 g
Height 158.5 mm 160.1 mm
Width 73.3 mm 76.8 mm
Thickness 8.4 mm 8.4 mm
Foldable Design No No
Available Colors
  • Silver
  • Blue
  • Gold/Black
  • 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 85.9 % 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 N/A N/A

Hardware

Battery Capacity per Screen Area 108.84 mAh/in² 118.34 mAh/in²
Battery Density 46.11 mAh/cm³ 48.41 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Mediatek Helio G99 (6 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55 Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Adreno 660 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 14 17

Comparison Summary

1. Specifications Comparison

Here's a detailed comparison of the Realme GT 5G and Samsung Galaxy A15, focusing on practical implications:

FeatureRealme GT 5GSamsung Galaxy A15Practical Impact
Design
Dimensions158.5 x 73.3 x 8.4 mm160.1 x 76.8 x 8.4 mmSamsung A15 is slightly taller and wider, which may affect single-handed use.
Weight186g200gRealme GT 5G is lighter, making it more comfortable for extended use.
Display
Size6.43"6.5"Negligible difference; both offer similar screen real estate.
Resolution1080 x 24001080 x 2340Both offer a sharp image, with a minimal difference in pixel count, not noticeable in daily use.
Pixel Density409 PPI396 PPIBoth have similar pixel density, meaning comparable image sharpness.
TechnologyAMOLEDAMOLEDBoth offer vibrant colors and deep blacks common to AMOLED technology.
Refresh Rate120Hz90HzRealme GT 5G offers smoother scrolling and animations, noticeable in gaming and UI navigation.
Brightness0 nits800 nitsSamsung A15 provides significantly better outdoor visibility, making it more usable in bright sunlight.
Performance
ChipsetQualcomm Snapdragon 888 5G (5 nm)Mediatek Helio G99 (6 nm)Realme GT 5G has a much more powerful chipset, resulting in faster app loading, smoother multitasking, and better gaming performance.
AnTuTu Score912,342442,500Realme GT 5G has significantly better benchmark scores, which translate to a snappier overall experience.
GPUAdreno 660Mali-G57 MC2Realme GT 5G has a more powerful GPU, making it better for gaming.
Camera
Standard Camera64MP, f/1.8, 1/1.7" sensor50MP, f/1.8Realme GT 5G offers higher resolution, potentially capturing more detailed images.
Selfie Camera16MP, f/2.513MP, f/2.0Realme GT 5G has higher resolution, while Samsung A15 has wider aperture, which could perform better in low light.
Wide Angle Camera8MP, f/2.35MP, f/2.2Realme GT 5G has higher resolution, while Samsung A15 has a slightly wider aperture.
Macro Camera2MP, f/2.42MP, f/2.4Both are comparable for macro shots.
Video RecordingUp to 4K@60fpsUp to 1080p@30fpsRealme GT 5G offers higher resolution video recording suitable for professional-looking footage.
Camera FeaturesExtensive (4K, Laser AF, RAW, etc)Basic (HDR, etc)Realme GT 5G offers more advanced features and controls for photography.
Battery
Capacity4500mAh5000mAhSamsung A15 has a larger battery, likely resulting in better battery life.
Charging65W Fast Charging25W Fast ChargingRealme GT 5G charges significantly faster, reducing downtime.
Software
OSAndroid 11 (upgradable to 14)Android 14 (upgradable to 17)Samsung A15 ships with a more recent Android version and a longer update cycle.
Connectivity
WiFi802.11a/b/g/n/ac802.11a/b/g/n/acBoth support similar WiFi standards.
Bluetooth5.2 (A2DP, LE, aptX, LDAC, SBC, AAC)5.2 (A2DP, LE)Realme GT 5G supports more advanced Bluetooth audio codecs for better sound quality.
GPSGPS, A-GPS, GLONASS, Beidou, Galileo (L1+L5), (L1), (B1), (E1+E5a)GPS, A-GPS, GLONASS, Beidou, GalileoRealme GT 5G has slightly more advanced GPS with support for more satellite bands.
Storage & Audio
Internal Storage128GB/256GB128GB/256GBBoth offer similar storage options.
RAM8GB/12GB4GB/6GB/8GBRealme GT 5G has more RAM options, enabling smoother multitasking.
Expandable StorageNoNoNeither phone supports expandable storage.
Audio QualityDolby Atmos, Hi-Res Audio, Stereo Speakers2 microphonesRealme GT 5G offers superior audio with enhanced features.
Security & Sensors
Fingerprint SensorbasicSide-mountedSamsung A15 has a more convenient side-mounted fingerprint sensor.
SensorsFingerprint, Proximity, Accelerometer, CompassFingerprint, Accelerometer, Gyroscope, Ultrasonic proximity virtualBoth phones have different sensor configurations to perform different tasks and gather more data.

2. Key Differences Analysis

Here's a breakdown of the major advantages of each phone:

Realme GT 5G Advantages:

  • Significantly Higher Performance: The Snapdragon 888 chipset offers dramatically better CPU and GPU performance, resulting in faster app loading, smoother multitasking, and better gaming capabilities.
  • Superior Display: 120Hz refresh rate provides a smoother user experience.
  • Advanced Camera Features: Offers 4K video recording, RAW photo capture, and more advanced features for photography enthusiasts.
  • Faster Charging: The 65W fast charging significantly reduces charging time.
  • Enhanced Audio: Features Dolby Atmos, Hi-Res Audio, and stereo speakers for superior sound quality.
  • More RAM: Higher RAM options for improved multitasking.
  • More Advanced Bluetooth Codecs: Supports aptX, LDAC, SBC, AAC for higher-quality wireless audio.

Practical Implications: The Realme GT 5G is better for users who need top-tier performance, smooth visuals, faster charging and higher quality audio and camera capabilities.

Samsung Galaxy A15 Advantages:

  • Newer Software: Ships with a newer Android version (14) and offers longer software support.
  • Better Outdoor Visibility: Significantly brighter display (800 nits) makes it better for outdoor use in sunlight.
  • Larger Battery: The 5000mAh battery offers a longer usage between charges.
  • More convenient Fingerprint Scanner: Features a more convenient side-mounted fingerprint sensor
  • More recent model: Released almost 3 years after the Realme GT 5G.

Practical Implications: The Samsung Galaxy A15 is better for users who prioritize battery life, outdoor visibility, longer software support, and a more modern design.

Trade-offs:

  • Choosing the Realme GT 5G means sacrificing battery life and outdoor visibility for high performance and advanced features.
  • Choosing the Samsung Galaxy A15 means sacrificing raw performance and advanced features for longer battery life, a more modern Android version and a better display for outdoor use.

3. User Profiles & Recommendations

Realme GT 5G Ideal Users:

  • Gamers: The powerful chipset and 120Hz display provide a smooth and responsive gaming experience.
  • Power Users: Users who need fast app loading, quick multitasking, and overall high performance.
  • Photography Enthusiasts: Users who want advanced camera features and manual controls.
  • Media Consumers: Users who appreciate high-quality audio and a smooth display for media consumption.

Use Cases:

  • Playing graphics-intensive games like Genshin Impact or Call of Duty Mobile.
  • Video editing and other demanding tasks.
  • Capturing high-resolution videos and photos with advanced features.
  • Enjoying movies and music with high-quality audio.

Samsung Galaxy A15 Ideal Users:

  • Everyday Users: Users who need a reliable phone for basic tasks like browsing, social media, and communication.
  • Budget-Conscious Buyers: Users who are looking for a good value for their money.
  • Users who prioritize battery life and screen visibility: Users who prioritize a device that lasts long and is easy to read in outdoor scenarios.
  • Users who value a modern operating system and prolonged software support: Users who want to use the newest software for as long as possible.

Use Cases:

  • Browsing the internet, social media, and email.
  • Streaming videos and listening to music.
  • Taking casual photos and videos.
  • Daily usage with minimal gaming and demanding tasks.

4. Decision Framework

Consider these key questions when making your decision:

  1. How important is raw performance for my use case? If you're a gamer or power user, the Realme GT 5G is the clear choice. If your usage is more casual, the Samsung Galaxy A15 may suffice.
  2. How important is outdoor visibility and battery life? If you frequently use your phone outdoors in sunlight or you prioritize battery life, the Samsung A15 is superior.
  3. Do I need the latest software features and long-term support? The Samsung Galaxy A15 comes with a newer Android version and longer software support.

Scenario-Based Recommendations:

  • Scenario 1: High Performance & Gaming: Choose the Realme GT 5G for its powerful chipset, smooth display, and faster charging.
  • Scenario 2: Budget-Conscious & Everyday Use: Choose the Samsung Galaxy A15 for its long battery life, better outdoor visibility, and the latest Android version, for casual tasks.
  • Scenario 3: Balanced Usage with Software Longevity: Choose Samsung Galaxy A15 for its good enough performance, battery and screen, and long term software support.
  • Scenario 4: Photography and Media Consumption: Choose Realme GT 5G for its more advanced camera features and enhanced audio.

My Choice

Personally, I would choose the Realme GT 5G. While the Samsung Galaxy A15 is a more recent phone, the drastic difference in performance between the two is something I cannot ignore. I am a user that values top-tier performance, so the powerful chipset, smooth display, and faster charging of the Realme GT 5G aligns more with my priorities. While the Samsung A15 has its perks, such as the better outdoor visibility and larger battery, the raw performance advantage of the Realme GT 5G is something I value more for my everyday needs and the types of tasks I perform.

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
  • Technical storytelling
  • User-centric technology insights

Bridging technical complexity with engaging, accessible narratives.