Xiaomi Poco X3 GT vs Samsung Galaxy A15 5G - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date August 19, 2021 December 16, 2023
Release Year 2021 2023

Physical

Volume 110.31 cm³ 103.28 cm³
Screen Size to Weight Ratio 3.42 "/g 3.25 "/g
Weight 193 g 200 g
Height 163.3 mm 160.1 mm
Width 75.9 mm 76.8 mm
Thickness 8.9 mm 8.4 mm
Foldable Design No No
Available Colors
  • Cloud White
  • Stargaze Black
  • Wave Blue
  • Brave Black
  • Optimistic Blue
  • Magical Blue
  • Personality Yellow

Display

Screen Size 6.6 " 6.5 "
Resolution 1080 x 2400 1080 x 2340
Aspect Ratio 20:9 19.5:9
Screen-to-Body Ratio 84.9 % 84.3 %
Pixel Density 399 PPI 396 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness 450 nits N/A
HBM Brightness N/A 800 nits
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 114.78 mAh/in² 118.34 mAh/in²
Battery Density 45.33 mAh/cm³ 48.41 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Mediatek Dimensity 1100 (6 nm) Mediatek Dimensity 6100+ (6 nm)
CPU Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Mali-G77 MC9 Mali-G57 MC2

Connectivity

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

Software

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

Comparison Summary

Alright, let's dive into a head-to-head comparison of the Xiaomi Poco X3 GT and the Samsung Galaxy A15 5G. I'll break down the specs, highlight the key differences, and help you figure out which phone might be the right fit for you.

1. Specifications Breakdown

Here's a detailed look at how these phones stack up, with a focus on what these specs mean for real-world use:

FeatureXiaomi Poco X3 GTSamsung Galaxy A15 5GReal-World Implications
DESIGN
Dimensions163.3 x 75.9 x 8.9 mm160.1 x 76.8 x 8.4 mmPoco X3 GT is slightly taller and thicker, A15 5G is slightly wider
Weight193g200gPoco X3 GT is a tad lighter
DISPLAY
Size6.6"6.5"Negligible difference in size
Resolution1080x24001080x2340Both offer sharp visuals
PPI399396Similar pixel density, great detail
TechnologyIPS LCDAMOLEDAMOLED provides deeper blacks and more vibrant colors
Refresh Rate120Hz90HzPoco X3 GT has slightly smoother scrolling & animations
Brightness0 nits800 nitsA15 5G offers much better visibility in sunlight
PERFORMANCE
ChipsetMediatek Dimensity 1100 (6 nm)Mediatek Dimensity 6100+ (6 nm)Dimensity 1100 offers significantly higher performance
AnTuTu Score745,283442,500Poco X3 GT is significantly faster in overall performance
GPUMali-G77 MC9Mali-G57 MC2Poco X3 GT has more powerful graphics processing
CAMERA
Main Camera64MP, f/1.7950MP, f/1.8Poco X3 GT has higher resolution, a slightly wider aperture.
Selfie Camera16MP, f/2.4513MP, f/2.0Poco X3 GT has higher resolution, A15 5G has a wider aperture.
Wide Angle LensN/A5MP, f/2.2A15 5G provides wider perspective in photos
Macro LensN/A2MP, f/2.4A15 5G offers dedicated close-up photography
VideoUp to 4K@30fps1080p@30fpsPoco X3 GT can shoot higher-resolution videos
Slow Motion960 fps240 fpsPoco X3 GT provides higher slow motion rates
BATTERY LIFE
Capacity5000mAh5000mAhBoth phones should offer comparable battery life
Charging67W Fast Charging25W Fast ChargingPoco X3 GT charges much faster
SOFTWARE
OSAndroid 11Android 14A15 5G has the latest android version
CONNECTIVITY
WiFiWiFi 6WiFi 5Poco X3 GT supports the latest WiFi standard
BluetoothBluetooth 5.2 + APT-X, AAC, LDACBluetooth 5.2Poco X3 GT has high quality audio codecs
GPSGPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, BeiDou (B1)GPS, A-GPS, GLONASS, Beidou, GalileoPoco X3 GT supports more satellite systems
STORAGE
Internal128/256GBUnknownPoco X3 GT provides more internal storage
RAM8 GBUnknownPoco X3 GT has more RAM
ExpandableNoNoNeither has expandable storage
AUDIO
FeaturesDolby Atmos, Hi-Res Audio, Stereo Speakers2 microphonesPoco X3 GT has better quality audio with stereo speakers
SECURITY
Featuresside-mounted fingerprint sensorside-mounted fingerprint sensorBoth have basic biometric security
BUILD QUALITY
Screen ProtectionCorning Gorilla Glass VictusUnknownPoco X3 GT has better protection
SENSORS
FeaturesAccelerometer, Compass, Gyroscope, Proximity, FingerprintAccelerometer, Gyroscope, Proximity, FingerprintPoco X3 GT has additional sensor for compass
## 2. Key Insights
  • Xiaomi Poco X3 GT: The Performance Powerhouse
    • Blazing Fast Performance: The Dimensity 1100 chipset and Mali-G77 GPU put the Poco X3 GT in a different league when it comes to performance. Expect faster app loading, seamless multitasking, and smooth gaming.
    • Charging Champ: With 67W fast charging, the Poco X3 GT gets you back in the game much quicker than the A15 5G.
    • Superior Audio: Dolby Atmos, Hi-Res Audio, and stereo speakers mean a more immersive audio experience, perfect for music and videos.
    • Solid Build: Gorilla Glass Victus offers robust screen protection.
  • Samsung Galaxy A15 5G: The Balanced Performer

    • Beautiful AMOLED Display: The AMOLED panel offers vibrant colors, deep blacks, and better visibility in direct sunlight compared to the Poco X3 GT's IPS LCD.
    • Versatile Camera System: The addition of wide-angle and macro lenses gives the A15 5G more versatility in photography.
    • Latest Software: Comes with Android 14 out of the box, ensuring you have the latest features and security updates.
  • Trade-offs and Limitations:

    • Poco X3 GT: Lacks the wide-angle and macro lenses offered by the A15 5G. Its display, while still good, can't match the deep blacks and vibrancy of the A15 5G's AMOLED panel.
    • Samsung A15 5G: Its performance is significantly lower than the Poco X3 GT, which can be noticeable during intensive tasks or gaming. The charging speed is also much slower.

3. User Profiles and Recommendations

  • Xiaomi Poco X3 GT is Ideal For:

    • Gamers: The powerful chipset and GPU handle demanding games with ease.
    • Heavy Multitaskers: Smooth performance when switching between multiple apps.
    • Audiophiles: Enjoy high-quality sound, thanks to stereo speakers and Dolby Atmos.
    • Users Prioritizing Speed: The fast charging is a big advantage.
  • Samsung Galaxy A15 5G is Ideal For:

    • Casual Users: Those who prioritize a smooth, balanced experience over raw power.
    • Photography Enthusiasts: The versatile triple camera setup is great for various shooting scenarios.
    • Media Consumers: The AMOLED screen is perfect for watching videos, streaming content and browsing.
    • Users Prioritizing the latest android: A15 5G comes with Android 14 out of the box.

4. Buying Decision Framework

Here are three questions to help you decide between these two phones:

  1. How important is performance to you? If you want a phone that can handle heavy multitasking, demanding games, or complex tasks, the Poco X3 GT is the clear winner. For standard everyday tasks like social media browsing, the A15 5G is sufficient.
  2. Do you prioritize display quality or camera versatility? The A15 5G has a superior AMOLED display and a more versatile camera system. If display quality and versatile camera is a must, then choose A15 5G.
  3. How much do you value quick charging? If getting your battery topped off fast is important, the Poco X3 GT is far superior. For users who do not mind a slower charge, the A15 5G will suffice.

Scenario-Based Recommendations:

  • Scenario 1: The Gamer/Power User
    • Recommendation: Xiaomi Poco X3 GT. Its performance advantage is a clear win for gaming and demanding tasks.
  • Scenario 2: The Casual User/Media Consumer
    • Recommendation: Samsung Galaxy A15 5G. The better display and a decent camera will be great for social media browsing and consuming content.
  • Scenario 3: The Photography Enthusiast
    • Recommendation: Samsung Galaxy A15 5G. The extra lenses offer more options for different photographic styles.
  • Scenario 4: User who values the latest android version.
    • Recommendation: Samsung Galaxy A15 5G. It comes with Android 14 out of the box.

Final Choice

Personally, I'd lean towards the Xiaomi Poco X3 GT. The performance difference is quite significant, and for someone who often uses their phone for gaming, video editing, or running multiple apps, the responsiveness and speed is critical. While the AMOLED display on the A15 5G is fantastic, the overall package on the Poco X3 GT is just more compelling for me. The addition of features like stereo speakers, faster charging, and a better processor make it a more capable device. The slightly superior camera of the A15 5G is not that much of a deal breaker for me.

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.