Xiaomi 12X vs Apple iPhone 15 - Detailed Phone Comparison

Detailed Comparison

Specification
Xiaomi 12X
Xiaomi 12X
Xiaomi

General

Launch Date December 31, 2021 September 22, 2023
Release Year 2021 2023

Physical

Volume 87.52 cm³ 82.43 cm³
Screen Size to Weight Ratio 3.57 "/g 3.57 "/g
Weight 176 g 171 g
Height 152.7 mm 147.6 mm
Width 69.9 mm 71.6 mm
Thickness 8.2 mm 7.8 mm
Foldable Design No No
Available Colors
  • Blue
  • Purple
  • Gray
  • Black
  • Yellow
  • Blue
  • Green
  • Pink

Display

Screen Size 6.28 " 6.1 "
Resolution 1080 x 2400 1179 x 2556
Aspect Ratio 20:9 19.5:9
Screen-to-Body Ratio 89.2 % 86.4 %
Pixel Density 419 PPI 461 PPI
Refresh Rate 120 Hz N/A
Typical Brightness N/A N/A
HBM Brightness N/A 1000 nits
Peak Brightness 1100 nits 2000 nits

Hardware

Battery Capacity per Screen Area 114.10 mAh/in² 90.00 mAh/in²
Battery Density 51.41 mAh/cm³ 40.63 mAh/cm³
Battery Capacity 4500 mAh 3349 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) Apple A16 Bionic (4 nm)
CPU Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) Hexa-core (2x3.46 GHz Everest + 4x2.02 GHz Sawtooth)
GPU Adreno 650 Apple GPU (5-core graphics)

Connectivity

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

Software

Operating System Android iOS
Initial OS Version 11 17
Maximum OS Version 18

Comparison Summary

Alright, let's break down the Xiaomi 12X and the Apple iPhone 15. It’s a fascinating match-up, pitting a mid-range powerhouse against a flagship contender. Here’s a detailed comparison to help you navigate these tech titans:

1. Specifications Breakdown

Here’s a side-by-side look at the key specs, along with what they mean for your day-to-day use:

FeatureXiaomi 12XApple iPhone 15Real-World Implications
Design
Dimensions (mm)152.7 × 69.9 × 8.2147.6 × 71.6 × 7.8The 12X is taller and thicker, but slightly less wide than the iPhone 15. iPhone 15 is more compact and pocket-friendly.
Weight176g171gThe iPhone 15 is slightly lighter, which might make it more comfortable for longer use.
FoldableStandardStandardBoth are standard smartphones (non-folding).
Display
Size6.28"6.1"The 12X offers a slightly larger screen, potentially better for media consumption.
Resolution1080x24001179x2556iPhone 15 has a noticeably sharper display, with more detail and clarity.
Pixel Density (PPI)419461iPhone 15 provides a crisper image due to higher pixel density, making text and images appear clearer.
TechnologyAMOLEDOLEDBoth offer vibrant colors and deep blacks.
Refresh Rate120Hz60Hz12X provides smoother scrolling and animations, a big plus for gaming and general fluidity.
Brightness (nits)11002000iPhone 15 is much brighter, offering superior outdoor visibility under sunlight.
Performance
ChipsetQualcomm Snapdragon 870 (7 nm)Apple A16 Bionic (4 nm)iPhone 15's A16 chip is significantly more powerful, delivering faster app loading, snappier multitasking, and better gaming performance.
Antutu Score815,2101,470,000iPhone 15 boasts a significantly higher benchmark score, reflecting substantially better performance.
GPUAdreno 650Apple GPU (5-core)iPhone 15's GPU delivers superior graphics performance, especially beneficial for intensive tasks and high-end games.
Battery Life
Capacity4500mAh3877mAhThe 12X has a larger battery, potentially offering longer battery life, however it may not translate to longer battery life in the real world.
Charging67W Fast Charging20W Fast Charging12X charges much faster, reducing downtime significantly.
FeaturesNon-removableNon-removable, 15W MagSafe Wireless, 7.5W QiiPhone 15 offers wireless charging options which is lacking in the 12X.
Camera
Rear Standard50MP, f/1.88, 1/1.56", 1.0µm48MP, f/1.6, 1/1.5", 1.0µmBoth capture detailed images, but the iPhone 15 with a wider aperture and more modern image processing capabilities will generally perform better in low light conditions.
Front Selfie32MP, f/2.45, 1/3", 0.7µm12MP, f/1.9, 1.12µmiPhone 15 takes higher quality selfies, benefiting from larger pixels for better light capture.
Wide Angle13MP, f/2.4, 1/3.06", 1.12µm12MP, f/2.412X has a dedicated wide-angle lens; iPhone 15 uses a wide + macro lens combo with wider aperture than the Xiaomi 12X.
Macro lens5MP, f/2.4n/a12X has a dedicated macro lens, allowing for detailed close-up shots.
VideoUp to 8K@24fpsUp to 4K@60fpsBoth phones have video stabilization, but iPhone 15 has more robust features like Cinematic Mode, HDR, and noise reduction.
DXoMark scoreN/A145 (Mobile), Photo (147), Video (153)iPhone 15's high DXoMark score indicates superior image and video quality.
Software
OSAndroid 11iOS 17Different operating systems with unique features and app ecosystems.
Connectivity
WiFi802.11 a/b/g/n/ac/6802.11 a/b/g/n/ac/6Both support fast Wi-Fi 6 standards. 12X has Wi-Fi Direct and Display.
Bluetooth5.15.3iPhone 15 has the newer Bluetooth version, offering improved performance and battery efficiency.
GPSMultiple systemsGPS, A-GPS, GLONASS, QZSS, GalileoXiaomi 12X supports more satellite systems than the iPhone 15 which could result in higher location accuracy under certain conditions.
SIMDual SIM (Nano)Dual SIM (Nano + eSIM)iPhone 15 supports the more versatile eSIM technology, while 12X allows for two physical SIM cards.
Storage & RAM
Internal Storage128GB/256GB128GB/256GB/512GBiPhone 15 provides a 512GB option for users with large storage needs.
RAM8GB/12GB6GB12X offers more RAM, potentially improving performance for heavy multitasking and gaming, but the iOS architecture manages RAM differently than Android.
Expandable StorageNoNoNeither device supports external storage.
Audio
QualityDolby Atmos, Hi-Res Audio, Stereo SpeakersNoise Canceling Microphone, Stereo SpeakersXiaomi 12X has more audio features for an enhanced audio experience. iPhone 15 is better at filtering noise through its microphones.
Security
FeaturesFingerprint sensorBasic security features12X has a fingerprint sensor whereas the iPhone 15 is lacking in this regard.
Build Quality
Screen ProtectionGorilla Glass VictusUnknown12X provides superior screen protection against scratches and impacts.
Sensors
Multiple sensorsProximity, Accelerometer, Compass, Gyroscope, BarometerXiaomi 12X contains a fingerprint sensor while the iPhone 15 contains a barometer for environmental sensing.

2. Key Insights

Xiaomi 12X Strengths:

  • Smoother Display: 120Hz refresh rate offers a noticeably more fluid user experience, particularly for gaming and scrolling.
  • Faster Charging: 67W charging gets you back up and running much quicker than the iPhone 15.
  • Larger Battery: The 4500mAh battery is likely to provide longer battery life for many users, although this depends on usage patterns.
  • More RAM options: With up to 12 GB of RAM, the Xiaomi 12X can handle heavy multitasking and demanding games more easily.
  • Strong Audio Features: Dolby Atmos and Hi-Res Audio deliver superior sound quality.
  • Multiple Rear Cameras: Offers dedicated wide-angle and macro lenses for more creative shooting options.
  • Fingerprint sensor: A physical fingerprint sensor is a faster more reliable way to unlock a phone than face unlock in some instances.

Apple iPhone 15 Strengths:

  • Superior Performance: The A16 Bionic chip is significantly more powerful, outperforming the Snapdragon 870 in benchmarks and real-world use.
  • Brighter, Sharper Display: With 2000 nits brightness, outdoor visibility is excellent, while the higher pixel density provides a clearer screen.
  • Better Camera System: The main camera on the iPhone 15 will outperform the Xiaomi 12X due to better image processing, even though it may have lower MP count. The iPhone 15 also offers more video features and quality.
  • Wireless Charging: Supports MagSafe and Qi wireless charging.
  • Long-term Software Support: Expect years of iOS updates.
  • eSIM Support: More versatile for digital carrier switching.

Trade-offs:

  • Xiaomi 12X: Trades processing power and display quality for a larger battery, faster charging, and more cameras with more software.
  • Apple iPhone 15: Trades higher refresh rate and a larger battery for a superior processor, a brighter and higher resolution screen and a more developed camera system with better software.

3. User Profiles and Recommendations

Who Should Choose the Xiaomi 12X?

  • Gamers: Who value a 120Hz refresh rate.
  • Power Users: Who need fast charging.
  • Android Enthusiasts: Who prefer the Android ecosystem.
  • Those who prefer a physical fingerprint sensor: For quicker unlocking

Who Should Choose the Apple iPhone 15?

  • Content Creators: Who need the best camera and video quality in a smartphone.
  • Power Users: Who need the best processing power.
  • iOS Users: Who prefer the Apple ecosystem.
  • Outdoor users: Who need a high brightness display.

Specific Use Cases:

  • Xiaomi 12X: Ideal for mobile gaming, media consumption, and users who are constantly on the go and need fast charging.
  • Apple iPhone 15: Best for professional photography and videography, heavy app usage, and anyone invested in the Apple ecosystem.

4. Buying Decision Framework

Here are three crucial questions to ask yourself:

  1. Performance vs. Smoothness: Do you prioritize raw processing power (iPhone 15) or smoother display with a high refresh rate (Xiaomi 12X)?
  2. Ecosystem: Are you more comfortable with Android (Xiaomi 12X) or iOS (iPhone 15)?
  3. Camera Quality: Are you willing to sacrifice some features for the best possible camera quality (iPhone 15), or do you prefer having multiple cameras with more options (Xiaomi 12X)?

Scenario-Based Recommendations:

  • Scenario 1: You’re a professional photographer/videographer: The iPhone 15 is the better choice, thanks to its superior image processing, video capabilities and more refined camera system.
  • Scenario 2: You are a mobile gamer who wants the smoothest gameplay: The Xiaomi 12X would be better suited because of its 120Hz refresh rate, which allows for smoother gameplay.
  • Scenario 3: You are a value-focused consumer who prefers fast charging and more camera features: The Xiaomi 12X offers a compelling package at a lower price point compared to the iPhone 15.

My Choice:

If I had to pick one, I’d lean towards the Apple iPhone 15. While the Xiaomi 12X is a fantastic device with its smooth display, faster charging, and versatility, the iPhone 15's sheer processing power, superior display quality and a more advanced camera system make it a more appealing choice for me as a power user. The ability to create high quality videos and photos, coupled with access to the iOS ecosystem and longer-term software support, makes it a better fit for my needs. However, the Xiaomi 12X provides more value for those on a budget, and is still a top performer.

Ultimately, the best phone depends on your specific needs and priorities.

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.