Sony Xperia 1 III vs Samsung Galaxy M15 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date August 25, 2021 April 5, 2024
Release Year 2021 2024

Physical

Volume 96.06 cm³ 114.35 cm³
Screen Size to Weight Ratio 3.49 "/g 3 "/g
Weight 186 g 217 g
Height 165 mm 160.1 mm
Width 71 mm 76.8 mm
Thickness 8.2 mm 9.3 mm
Foldable Design No No
Available Colors
  • Frosted Black
  • Frosted Gray
  • Frosted Purple
  • Gray
  • Light Blue
  • Dark Blue

Display

Screen Size 6.5 " 6.5 "
Resolution 1644 x 3840 1080 x 2340
Aspect Ratio 21:9 19.5:9
Screen-to-Body Ratio 84.2 % 84.3 %
Pixel Density 643 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 106.51 mAh/in² 142.01 mAh/in²
Battery Density 46.84 mAh/cm³ 52.47 mAh/cm³
Battery Capacity 4500 mAh 6000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Mediatek Dimensity 6100+ (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 3.1 2.0
OTG Support 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 3.1, OTG, Video Output USB Type-C 2.0

Software

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

Comparison Summary

Alright, let’s get into this head-to-head between the Sony Xperia 1 III and the Samsung Galaxy M15. On paper, these two seem like they're playing in different leagues, and, well, that’s pretty much how it shakes out when you dig in. Let's break it down.

1. Specifications Breakdown

FeatureSony Xperia 1 IIISamsung Galaxy M15Real-World Implications
Design
Dimensions165 × 71 × 8.2 mm160.1 × 76.8 × 9.3 mmSony is taller and thinner, Samsung is wider and thicker. Impacts one-hand use and pocketability
Weight186g217gSony feels significantly lighter, better for extended use.
BuildGorilla Glass Victus FrontUnknownSony provides better scratch/drop protection for the front screen.
Display
Size6.5"6.5"Same size display; comfortable viewing
Resolution1644 x 38401080 x 2340Sony has a much sharper display with higher detail; noticeable difference in clarity
PPI643396Sony has a much sharper display; texts and images look incredibly crisp
TechnologyOLEDAMOLEDSimilar tech - both offer vibrant colors and deep blacks
Refresh Rate120Hz90HzSony offers slightly smoother scrolling and animations
Brightness0 nits800 nitsSamsung is much more visible outdoors in sunlight. Sony doesn’t have a specified brightness, which is odd.
Performance
ChipsetQualcomm Snapdragon 888MediaTek Dimensity 6100+Sony has a flagship-level processor from 2021, while Samsung's is a mid-range chip. Big difference in overall speed and gaming performance.
AnTuTu Score889,100442,500Sony has significantly faster app loading, smoother multitasking, and better gaming performance
GPUAdreno 660Mali-G57 MC2Sony is much better for graphically intensive tasks and gaming.
Camera
Main Camera12MP, f/1.750MP, f/1.8Samsung boasts a higher resolution, but Sony’s wider aperture should help with low-light. Sony also has a superior image sensor.
Selfie Camera8MP, f/2.013MP, f/2.0Samsung captures higher-resolution selfies.
Telephoto Lens12MP, f/2.2NoneSony gets optical zoom, which the Samsung misses out on.
Wide Angle Lens12MP, f/2.35MP, f/2.2Sony’s wide-angle will provide sharper and better quality in comparison to the Samsung.
Macro LensNone2MP, f/2.4Samsung gets a dedicated macro camera for close-up shots.
ToF 3D SensorYesNoSony uses depth information for better photography
VideoUp to 4K 120fps1080p 30fpsSony can record higher quality and smoother videos; much better for creative content
StabilizationYes - OIS & EISEISSony has both optical and electronic stabilization while Samsung only has electronic.
DXOMarkMobile: 105; Photo: 107; Video: 92NoneSony has been tested and scores well, Samsung doesn't have any scores.
Battery Life
Capacity4500mAh6000mAhSamsung has a significantly larger battery and should offer longer usage between charges.
Charging30W25WSony is a tad faster, but the capacity makes the Samsung better overall.
FeaturesBypass ChargingNoneSony can bypass the battery when plugged in, which helps reduce heat.
Software
OSAndroid 11 (upgradable to 13)Android 14Samsung is more up-to-date in the software department.
Connectivity
Wi-FiWiFi 6 (802.11ax)802.11acSony has newer Wi-Fi standard, faster speeds, and lower latency
Bluetooth5.2 with many additional audio features5.2 with basic featuresSony has a more feature-rich audio experience
GPSGPS (L1+L5), Galileo (E1+E5a)GPSSony has more precise tracking with dual-band GPS
Storage & Memory
Internal Storage256/512GB128GBSony offers significantly more storage
RAM12GB4/6GBSony is far better for heavy multitasking, app switching, and gaming.
ExpandableNoNoNeither can have their storage expanded.
Audio
QualityDolby Atmos, Hi-Res, Stereo Speakers2 MicrophonesSony provides a richer and more immersive audio experience, Samsung is basic.
Security
FingerprintSide-mountedSide-mountedBoth have the same side mounted fingerprint sensor
Sensors
SensorsProximity, Accelerometer, Compass, Gyroscope, BarometerAccelerometer, Gyroscope, Ultrasonic ProximitySony is better equipped for advanced sensor-based functions

2. Key Insights

  • Sony Xperia 1 III: This is a powerhouse from 2021 that still holds its own. The standout features are its incredible display, flagship-level performance, and impressive camera capabilities. It's geared towards users who prioritize high-fidelity media consumption, smooth multitasking, and versatile photography/videography. The build quality also feels very premium.
  • Samsung Galaxy M15: This is a budget-friendly, modern smartphone focused on practicality and longevity. Its strengths lie in its massive battery, bright screen, and up-to-date software. It caters to users who need a reliable phone for daily tasks, with a big screen for media consumption, and don’t want to worry about charging every night.

The most important difference is the performance, as the Sony is much better, especially for gamers and users who need more demanding tasks to be executed. But there are also clear tradeoffs, as the Samsung offers much better battery life and is much newer.

3. User Profiles and Recommendations

  • Sony Xperia 1 III:
    • Best for: Mobile photographers, videographers, media enthusiasts, and mobile gamers.
    • Use Cases: Professional photo/video work, HDR movie streaming, mobile gaming, heavy multitasking.
    • Consider: If price isn't a massive constraint and you want the best performance possible, this is a very powerful phone.
  • Samsung Galaxy M15:
    • Best For: Budget-conscious users, everyday users, anyone who needs a reliable phone.
    • Use Cases: Daily social media, media consumption, general productivity, long workdays where charging isn't convenient.
    • Consider: A great phone if you want a solid phone at an affordable price.

4. Buying Decision Framework

Here are some questions to help you make a decision:

  1. What's more important, battery life or performance?
    • If battery life, then the Samsung is the easy pick. If you want more performance, the Sony is much better.
  2. How important are screen quality and camera quality?
    • If these are critical, the Sony is a clear winner. If you need it to get the job done, the Samsung is fine.
  3. What's your budget?
    • The Sony was a premium device, so it is likely more expensive, but the Samsung is a very affordable phone.

Scenario-Based Recommendations

  • Scenario 1: The Tech Enthusiast: You crave the best possible mobile experience, prioritize a premium display and camera, and like smooth performance. You need the Sony Xperia 1 III.
  • Scenario 2: The Casual User: You need a reliable phone that can last all day without frequent charges and performs everyday tasks without a hitch. The Samsung Galaxy M15 fits your needs.
  • Scenario 3: The Mobile Gamer: You need high performance and a sharp display, but the battery can be managed with some compromises. The Sony Xperia 1 III will deliver.

Final Decision

If I were to pick, I’d choose the Sony Xperia 1 III. I like a phone that can deliver on all fronts, and even if it's older, it’s still going to outperform the Samsung by a significant margin. Although the battery life is a tradeoff, the fast charging should allow it to be fully charged in a short amount of time. I am also a big fan of high quality video and photos, which the Sony excels at. The display is another big winner, as I love being able to see every single detail. While the Samsung is a great phone for someone on a budget, I value performance much more.

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.