Xiaomi Poco M3 vs Sony Xperia 1 III - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date November 27, 2020 August 25, 2021
Release Year 2020 2021

Physical

Volume 120.44 cm³ 96.06 cm³
Screen Size to Weight Ratio 3.3 "/g 3.49 "/g
Weight 198 g 186 g
Height 162.3 mm 165 mm
Width 77.3 mm 71 mm
Thickness 9.6 mm 8.2 mm
Foldable Design No No
Available Colors
  • Cool Blue
  • Poco Yellow
  • Power Black
  • Frosted Black
  • Frosted Gray
  • Frosted Purple

Display

Screen Size 6.53 " 6.5 "
Resolution 1080 x 2340 1644 x 3840
Aspect Ratio 19.5:9 21:9
Screen-to-Body Ratio 83.4 % 84.2 %
Pixel Density 395 PPI 643 PPI
Refresh Rate N/A 120 Hz
Typical Brightness 400 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 140.71 mAh/in² 106.51 mAh/in²
Battery Density 49.82 mAh/cm³ 46.84 mAh/cm³
Battery Capacity 6000 mAh 4500 mAh
NFC Support No Yes
Chipset Qualcomm SM6115 Snapdragon 662 (11 nm) Qualcomm SM8350 Snapdragon 888 5G (5 nm)
CPU Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
GPU Adreno 610 Adreno 660

Connectivity

USB Version 2.0 3.1
OTG Support 1 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 2.0, OTG USB Type-C 3.1, OTG, Video Output

Software

Operating System Android Android
Initial OS Version 10 11
Maximum OS Version 13

Comparison Summary

1. Specifications Comparison

FeatureXiaomi Poco M3Sony Xperia 1 IIIPractical Impact
Design
Launch Date2020-11-272021-08-25The Sony Xperia 1 III is newer, potentially offering longer software support.
Dimensions162.3 x 77.3 x 9.6 mm, 198g165 x 71 x 8.2 mm, 186gXiaomi is wider and thicker, potentially less comfortable for one-handed use. Sony is lighter and sleeker for easier pocketability and handling.
Display
Size6.53"6.5"Negligible difference in screen size; both offer an immersive visual experience.
Resolution1080x23401644x3840Sony's higher resolution (149.8% more pixels) results in significantly sharper images, text and finer details.
Pixel Density395 PPI643 PPISony's higher PPI (248 PPI difference) leads to a noticeably crisper and clearer display.
TechnologyIPS LCDOLEDSony's OLED provides deeper blacks, richer colors, and better contrast, making for a more visually appealing experience.
Refresh Rate60Hz120HzSony's 120Hz refresh rate makes scrolling and animations significantly smoother and more responsive.
Brightness0 nits0 nitsBoth phones have identical peak brightness at 0 nits. Note: Actual peak brightness is not available. This is a crucial omission.
Performance
ChipsetSnapdragon 662 (11 nm)Snapdragon 888 5G (5 nm)Sony's Snapdragon 888 offers significantly faster processing, better gaming, and smoother multitasking.
AnTuTu Score185,028889,100Sony demonstrates much higher performance, faster loading times, and greater overall responsiveness.
GPUAdreno 610Adreno 660Sony's Adreno 660 is far more capable, providing superior graphics for gaming and demanding applications.
Battery
Capacity6000mAh4500mAhXiaomi's larger battery (25% higher) potentially offers extended battery life, although actual usage varies.
Charging18W Fast Charging30W Fast ChargingSony charges faster, reducing downtime, though Xiaomi's larger capacity might compensate.
FeaturesReverse charging, 22.5W charger in boxBypass ChargingXiaomi can charge other devices, while Sony can charge while bypassing the battery to reduce heat during gaming or heavy use.
Camera
Main Camera Res48MP, f/1.79, 1/2" sensor12MP, f/1.7, Sony Exmor RS, 1.80 µm pixelsXiaomi's higher megapixel count can offer more detail, but Sony's larger pixels tend to have better low-light performance. Sony's main sensor is not specified
Selfie Camera Res8MP, f/2.0, 1/4" sensor8MP, f/2.0, 1/4" sensorBoth cameras are very similar in their capabilities.
Telephoto LensNo12MP, f/2.2, Sony Exmor RS, sensor information not specifiedSony has a telephoto lens, allowing for zoomed shots with less quality loss than digital zoom.
Wide Angle LensNo12MP, f/2.3, Sony Exmor RS, sensor information not specifiedSony's ultrawide lens is versatile for capturing expansive scenes.
ToF 3D sensorNoYes, sensor information not specifiedSony has a Time of Flight sensor, which is typically used for improving depth sensing in photos and augmented reality apps.
Video1080p@30fps; No stabilization4K@120fps with HDR, OIS, EISSony offers much higher video quality, with 4k video capture, optical image stabilization (OIS), and electronic image stabilization (EIS)
DxOMark ScoreNot testedMobile: 105, Photo: 107, Video: 92Sony's camera is well-regarded, achieving high photo and video scores.
Camera FeaturesDigital zoom, Triple camera, Digital image stabilization, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer4K Video, Digital zoom, Optical zoom, Quadruple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAWSony offers more advanced camera features like OIS, RAW capture, and dedicated focus capabilities.
Software
OSAndroid 10Android 11 (upgradeable to 13)Sony has a newer OS and more upgrade potential, better software support for future applications.
Connectivity
Wi-FiWi-Fi 5Wi-Fi 6Sony's WiFi 6 offers higher speeds, improved network efficiency, and lower latency for gaming and video streaming.
Bluetooth5.0 LE5.2 LE with many other featuresSony's Bluetooth 5.2 has better range, speed, and efficiency, more audio features, making for a better overall audio experience.
GPSGPS, A-GPS, GLONASS, Beidou, Galileo, NavIC SystemGPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), Galileo (E1+E5a)Sony uses newer systems of GPS that offer faster and more accurate location.
SIMDual SIM Dual StandbyDual SIM Dual StandbyBoth have dual SIM capabilities.
Storage
Internal Storage64GB/128GB256GB/512GBSony offers significantly more storage, better for large libraries of media, more apps and files.
RAM4GB/6GB12GBSony's higher RAM provides smoother multitasking and better performance with resource-intensive apps.
Expandable StorageNoNoBoth phones do not have expandable storage, so you are limited to your initial purchase.
Audio
Audio QualityHi-Res Audio, Stereo SpeakersDolby Atmos, Hi-Res Audio, Stereo SpeakersSony provides superior audio, Dolby Atmos enhances audio with more immersion and spatial awareness.
Security
SecuritySide-mounted Fingerprint SensorSide-mounted Fingerprint SensorBoth have side-mounted fingerprint sensors, quick and convenient for unlocking the phone.
Build
Screen ProtectionGorilla Glass 3Gorilla Glass VictusSony's Victus glass is significantly more scratch-resistant and offers better drop protection.
SensorsBiometric: Fingerprint; Motion: Accelerometer, Compass; Proximity: Ultrasonic proximity virtualBiometric: Fingerprint; Proximity: Proximity; Motion: Accelerometer, Compass, Gyroscope; Environmental: BarometerSony has more sensors overall for environmental data, location and augmented reality experiences.

2. Key Differences Analysis

Xiaomi Poco M3 Advantages:

  • Larger Battery: The 6000mAh battery offers the potential for significantly longer usage between charges, a key advantage for users who need all-day battery life.
  • Reverse Charging: It can charge other devices, making it a portable power bank.
  • Lower Price Point: The Poco M3 is targeted at budget-conscious consumers, offering a significantly lower price.

Sony Xperia 1 III Advantages:

  • Superior Display: The OLED screen with higher resolution, pixel density, and 120Hz refresh rate provides a far more immersive and visually superior experience.
  • Much Better Performance: The Snapdragon 888 chipset is considerably faster, providing significantly better performance in daily use, gaming, and heavy applications.
  • Advanced Camera System: The inclusion of a telephoto lens, wide-angle lens, and a ToF 3D sensor, coupled with advanced video recording capabilities (4K@120fps), OIS, EIS and a higher DxOMark score makes the Sony a far more versatile device for photography and videography.
  • Faster Charging: While the battery is smaller, the 30W fast charging means it can be charged more quickly.
  • Better Connectivity: Features like Wi-Fi 6 and Bluetooth 5.2 enhance its connectivity with faster speeds and better features.
  • Better Audio: Includes Dolby Atmos for enhanced sound.
  • More RAM and Storage: More RAM allows for better multitasking and greater amounts of internal storage to keep files.
  • Superior Screen Protection: The screen is protected by a much stronger glass, which is more scratch and drop-resistant.
  • More sensors: Sony has more sensors that provide location, environmental and augmented reality benefits.

Trade-offs:

  • The Xiaomi Poco M3 trades performance and display quality for a much lower price and larger battery.
  • The Sony Xperia 1 III offers top-tier features but at a premium price and with a smaller battery.

3. User Profiles & Recommendations

Xiaomi Poco M3 Ideal User:

  • Budget-conscious: Users who prioritize affordability and long battery life over cutting-edge performance and advanced features.
  • Casual Users: Individuals who primarily use their phone for browsing, social media, calls, and basic media consumption.
  • Long Battery Life Seekers: Users who need a phone that can last all day on a single charge without worrying about battery anxiety.
  • Users who require reverse charging: Users who might need a power bank from time to time.

Use Cases for Xiaomi Poco M3:

  • Extended browsing and social media usage
  • Long commutes where battery life is essential.
  • Users who need a reliable backup phone with a large battery.
  • Basic day-to-day tasks without intense gaming or media editing.

Sony Xperia 1 III Ideal User:

  • Performance Enthusiasts: Users who want top-tier performance for gaming, multitasking, and demanding applications.
  • Multimedia Lovers: Individuals who consume a lot of high-quality media and need a top-tier display and audio experience.
  • Photography and Videography Enthusiasts: Users who want advanced camera features and video recording capabilities.
  • Users who value quality: Users who will pay extra for the best possible display, connectivity, build and performance.

Use Cases for Sony Xperia 1 III:

  • High-end mobile gaming with demanding graphics
  • Professional photography and videography needs.
  • Watching high-resolution videos on a vibrant display.
  • Multitasking with multiple demanding applications.

Price-to-Value Ratio:

  • The Xiaomi Poco M3 offers excellent value for its price, providing a large battery and reliable performance for basic use.
  • The Sony Xperia 1 III is priced at the premium end, targeting users who are willing to pay more for flagship features.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? The Poco M3 is a budget option, while the Sony Xperia 1 III is a premium device.
  2. What is your primary use case? Is it gaming, photography, media consumption, or simply basic daily tasks?
  3. How important is battery life versus performance and display quality?

Scenario-Based Recommendations:

  • Scenario 1: Tight Budget: If your budget is very limited, the Xiaomi Poco M3 is the better option for its affordability and focus on basic smartphone usage and battery life.
  • Scenario 2: High-Performance Needs: If you need a device for gaming, heavy multitasking, high quality video or photography, and you're willing to pay more, the Sony Xperia 1 III is the clear choice.
  • Scenario 3: Focus on Media: If you heavily consume media and value display quality and audio over long battery life, the Sony Xperia 1 III provides a superior experience, but at the higher cost.
  • Scenario 4: Long Battery Life: If you need a phone with a long battery life above all else, and are not looking for higher performance, the Xiaomi Poco M3 is the obvious choice.

My Choice

If I were choosing between these two phones, I would choose the Sony Xperia 1 III. My reasoning is as follows: While the Xiaomi Poco M3's larger battery and lower price are appealing, the improvements in performance, display quality, and camera capabilities of the Sony Xperia 1 III are worth the extra cost for me. The Sony's higher resolution OLED display, superior processor, enhanced camera system, faster charging, better connectivity and improved security would greatly improve my daily experience. I also prioritize photography and video capabilities, and the extra lenses and video modes on the Sony are far more useful.

Although I value battery life, the more efficient processor and fast charging would mitigate the need for the significantly larger battery. I value the build quality, protection and software upgrades that the Sony offers for the long term.

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
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Bridging technical complexity with engaging, accessible narratives.