Sony Xperia 1 III vs Xiaomi 12X - Detailed Phone Comparison

Detailed Comparison

Specification
Xiaomi 12X
Xiaomi 12X
Xiaomi

General

Launch Date August 25, 2021 December 31, 2021
Release Year 2021 2021

Physical

Volume 96.06 cm³ 87.52 cm³
Screen Size to Weight Ratio 3.49 "/g 3.57 "/g
Weight 186 g 176 g
Height 165 mm 152.7 mm
Width 71 mm 69.9 mm
Thickness 8.2 mm 8.2 mm
Foldable Design No No
Available Colors
  • Frosted Black
  • Frosted Gray
  • Frosted Purple
  • Blue
  • Purple
  • Gray

Display

Screen Size 6.5 " 6.28 "
Resolution 1644 x 3840 1080 x 2400
Aspect Ratio 21:9 20:9
Screen-to-Body Ratio 84.2 % 89.2 %
Pixel Density 643 PPI 419 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A 1100 nits

Hardware

Battery Capacity per Screen Area 106.51 mAh/in² 114.10 mAh/in²
Battery Density 46.84 mAh/cm³ 51.41 mAh/cm³
Battery Capacity 4500 mAh 4500 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
GPU Adreno 660 Adreno 650

Connectivity

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

Software

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

Comparison Summary

Okay, let's dive into a detailed comparison of the Sony Xperia 1 III and the Xiaomi 12X. I’ll break down the specs, highlight the real-world implications, and help you figure out which phone might be the better fit for you.

Smartphone Showdown: Sony Xperia 1 III vs. Xiaomi 12X

1. Specifications Breakdown

FeatureSony Xperia 1 IIIXiaomi 12XReal-World Implications
Design
Dimensions165 x 71 x 8.2 mm152.7 x 69.9 x 8.2 mmThe Xperia 1 III is noticeably taller and slightly wider, potentially feeling less comfortable in smaller hands.
Weight186g176gThe Xiaomi 12X is slightly lighter, making it more comfortable for prolonged use.
Display
Size6.5"6.28"The Xperia 1 III offers a slightly larger screen for more immersive media consumption.
Resolution1644 x 38401080 x 2400The Xperia 1 III's significantly higher resolution results in an incredibly sharp display, better for detail-oriented tasks.
PPI643419The Xperia 1 III's higher pixel density provides noticeably sharper visuals and text.
TechnologyOLEDAMOLEDBoth use excellent display tech, with deep blacks and vibrant colors, although subtle differences may be visible.
Refresh Rate120Hz120HzBoth offer buttery smooth scrolling and animations, creating a highly responsive user experience.
Brightness0 nits1100 nitsThe Xiaomi 12X has significantly better outdoor visibility under bright sunlight thanks to higher brightness.
Performance
ChipsetSnapdragon 888Snapdragon 870The Xperia 1 III's chipset offers marginally higher benchmark performance, useful for demanding apps and games.
Antutu Score889,100815,210The Xperia 1 III has a higher Antutu score, indicating slightly better overall performance in benchmarks.
GPUAdreno 660Adreno 650The Adreno 660 in the Xperia 1 III provides slightly better graphics processing capabilities.
Camera
Main Camera12MP, f/1.750MP, f/1.88The Xiaomi 12X captures higher resolution photos, while the Xperia 1 III's wider aperture might perform better in low light.
Selfie Camera8MP, f/2.032MP, f/2.45The Xiaomi 12X takes much higher resolution selfies with a smaller pixel size while Xperia's sensor has larger pixel size.
Telephoto Lens12MP, f/2.2NoneThe Xperia 1 III has a dedicated telephoto lens for optical zoom, while the Xiaomi 12X does not.
Wide Angle Lens12MP, f/2.313MP, f/2.4Both have wide-angle lenses, with similar functionality, though Xiaomi's provides slightly more resolution.
ToF 3D SensorYesNoneXperia has a ToF sensor to measure the depth information, potentially useful for portrait effects.
Macro LensNone5MP, f/2.4Xiaomi has a macro camera for closeup shots of very small objects.
Video4K up to 120fps8K@24fps, 4K@60fpsXiaomi 12X captures 8K video which offers greater resolution, while the Xperia 1 III has 120 fps at 4K, but 8k is not an option.
DxOMark Score105N/AThe Xperia 1 III's camera has a DxOMark Mobile score of 105 (107 photo and 92 video) indicating better camera.
Battery Life
Capacity4500mAh4500mAhBoth phones have the same battery capacity, suggesting similar battery life.
Charging30W67WThe Xiaomi 12X charges much faster, minimizing downtime.
FeaturesBypass charging, Non-removableNon-removableBoth phones have Non-removable battery. Sony Xperia 1 III exclusively offers bypass charging which is suitable for gaming.
Software
OSAndroid 11 (upgradable to 13)Android 11Xperia 1 III is upgradable to Android 13
Connectivity
WiFiWi-Fi 6Wi-Fi 6Both phones are equipped with Wi-Fi 6 for high speed connectivity
Bluetooth5.25.1Sony has slightly newer version of Bluetooth than Xiaomi.
GPSMore Satellite SystemsMore Satellite SystemsBoth phones offer high accuracy but Xiaomi has a slight advantage in terms of satellite systems.
SIMDual SIM Dual StandbyDual SIM Dual StandbyBoth support Dual SIM functionality for both personal and professional lines
Storage
Internal256GB/512GB128GB/256GBThe Xperia 1 III offers a 512 GB version, useful for users needing extensive storage capacity.
RAM12GB8GB/12GBBoth have 12 GB option, but Xiaomi also offers 8 GB RAM which may be limiting for some users.
ExpandableNoNoNeither offers expandable storage, therefore, users should choose model with high capacity.
Audio
QualityDolby Atmos, Hi-Res Audio, Stereo SpeakersDolby Atmos, Hi-Res Audio, Stereo Speakers, 2 microphonesXiaomi 12X has a slight edge in audio features offering enhanced spatial audio, higher quality audio playback, better audio separation and immersion, improved voice capture by having 2 microphones.
Security
FeaturesSide mounted fingerprint sensorFingerprint sensorThe side mounted fingerprint sensor of the Xperia may be preferable to some users over the fingerprint sensor on Xiaomi.
Build Quality
ProtectionCorning Gorilla Glass VictusCorning Gorilla Glass VictusBoth have top of the line protection against scratch and damage.
Sensors
FeaturesBarometer, Hall SensorUltrasonic proximity virtualSony has environmental sensors while Xiaomi has ultrasonic proximity sensor.

2. Key Insights

Sony Xperia 1 III Strengths:

  • Superior Display: The 4K OLED display with a high pixel density is noticeably sharper and more detailed than the Xiaomi 12X, making it ideal for content creation, detail-oriented tasks and watching high-quality videos.
  • Telephoto Camera: The inclusion of a telephoto lens provides true optical zoom, enhancing flexibility when capturing images at varying distances.
  • Bypass Charging: Gamers or heavy users will appreciate the bypass charging feature which reduces overheating and extends battery longevity when used in direct charging.
  • Enhanced Audio Capabilities: A more robust suite of Bluetooth profiles and Hi-Res audio support provide a richer sound experience.

Xiaomi 12X Strengths:

  • Brighter Display: The display is significantly brighter, making it much easier to use outdoors.
  • Faster Charging: The 67W charging capability drastically reduces charge times, appealing to users who are constantly on the go.
  • Higher Resolution Camera: A 50MP primary camera captures more detail, good for those who prioritize high-resolution photographs.
  • 8K Video Recording: The Xiaomi 12X supports 8K video recording which is a great feature for videographers who need to make professional-grade videos.
  • Macro Lens: Dedicated macro lens which can capture closeup images of very small objects.
  • Audio Quality: 2 microphones provides better recording capabilities.
  • Better Value: The Xiaomi 12X typically offers more features for its price, making it more accessible to users looking for value.

Trade-offs:

  • Sony Xperia 1 III: While the screen is excellent, the phone is bulkier and its lower brightness may be an issue outdoors. It also lacks the faster charging of the 12X.
  • Xiaomi 12X: While it offers a better price, its display resolution and camera capabilities are not on par with the Xperia. It also lacks a telephoto lens.

3. User Profiles and Recommendations

  • Sony Xperia 1 III is ideal for:
    • Content Creators: Users who need the sharpest display and most camera features (telephoto lens, 4k Video at 120 fps).
    • Multimedia Enthusiasts: Those who value the best possible visual and audio experience while watching videos and movies.
    • Gamers: Bypass charging will ensure longer playing periods and reduced heating.
  • Xiaomi 12X is ideal for:
    • Casual Users: Individuals who prioritize speed, display brightness and fast charging while having a capable camera.
    • Budget-Conscious Buyers: Users who want a feature-rich phone but prefer a slightly more affordable price tag.
    • Outdoor Users: People who frequently use their phones in bright sunlight will appreciate the significantly brighter display.

4. Buying Decision Framework

Here are three questions to help you decide:

  1. Display Quality vs. Brightness: Do you prioritize an incredibly sharp display (Xperia) or one that is bright and easily readable in sunlight (Xiaomi)?
  2. Camera Flexibility vs. Resolution: Do you need a telephoto lens for better optical zoom capabilities (Xperia) or a high-resolution main camera (Xiaomi)?
  3. Charging Speed vs. Battery Longevity: Is fast charging your biggest need (Xiaomi) or would you be comfortable with a slightly slower charge for a potentially more balanced battery longevity (Xperia)?

Scenario-Based Recommendations:

  • If you are a content creator or a media lover: Go for the Sony Xperia 1 III. The superior display and telephoto lens make it a better fit.
  • If you are an everyday user with a focus on practicality: The Xiaomi 12X is the more well-rounded phone with its brighter display, faster charging, and higher resolution primary camera.
  • If you are a professional videographer: The 8K video support of the Xiaomi 12X should be highly considered.

My Choice

If I were to choose, I would lean towards the Sony Xperia 1 III, despite its drawbacks. My reasoning lies in my own use-case priorities as a tech journalist. The higher resolution display is far more crucial for my detail-oriented content work, and the telephoto lens offers greater creative flexibility. Although the brightness of the display is inferior, and the charging speed isn't the greatest, the overall user experience, the superior display quality, and the more flexible camera system make it a more compelling device for my specific needs. Furthermore, features such as the side-mounted fingerprint sensor, bypass charging, a more recent Bluetooth version, and a more capable environmental sensor set are advantages that the Xiaomi 12X does not offer, making the Xperia 1 III a compelling device for a heavy user. While the Xiaomi 12X is an excellent device, the Xperia 1 III better serves the needs of a user who requires a display that can show high detail and a camera system that offers more flexibility.

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.