Xiaomi 12X vs Oppo Reno12 - Detailed Phone Comparison

Detailed Comparison

Specification
Xiaomi 12X
Xiaomi 12X
Xiaomi

General

Launch Date December 31, 2021 June 25, 2024
Release Year 2021 2024

Physical

Volume 87.52 cm³ 90.89 cm³
Screen Size to Weight Ratio 3.57 "/g 3.79 "/g
Weight 176 g 177 g
Height 152.7 mm 161.4 mm
Width 69.9 mm 74.1 mm
Thickness 8.2 mm 7.6 mm
Foldable Design No No
Available Colors
  • Blue
  • Purple
  • Gray
  • Matte Brown
  • Sunset Pink
  • Astro Silver

Display

Screen Size 6.28 " 6.7 "
Resolution 1080 x 2400 1080 x 2412
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.2 % 90.3 %
Pixel Density 419 PPI 394 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness 1100 nits 1200 nits

Hardware

Battery Capacity per Screen Area 114.10 mAh/in² 111.38 mAh/in²
Battery Density 51.41 mAh/cm³ 55.01 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) Mediatek Dimensity 7300 Energy (4 nm)
CPU Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Adreno 650 Mali-G615 MC2

Connectivity

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

Software

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

Comparison Summary

Alright, let's dive deep into the showdown between the Xiaomi 12X and the Oppo Reno12. As a tech journalist, my focus isn't just on the numbers, but on what those numbers mean for your daily life. We'll break down the specs, the practical implications, and help you figure out which phone is the right fit for you.

1. Specifications Breakdown

FeatureXiaomi 12XOppo Reno12Real-World Implications
Design
Dimensions152.7 x 69.9 x 8.2 mm, 176g161.4 x 74.1 x 7.6 mm, 177gXiaomi 12X is more compact, Oppo Reno12 is larger and thinner, both are similarly weighted.
Build QualityGorilla Glass VictusGorilla Glass Victus 2Both offer excellent screen protection; Oppo’s is slightly newer.
Display
Size6.28"6.7"Oppo Reno12 gives you more screen real estate, great for media consumption and gaming.
Resolution1080 x 24001080 x 2412Both offer sharp, high-resolution displays.
Pixel Density (PPI)419394Xiaomi 12X has slightly sharper visuals due to its higher pixel density.
TechnologyAMOLEDAMOLEDBoth offer vibrant colors, deep blacks and great viewing angles.
Refresh Rate120Hz120HzBoth offer smooth scrolling and animations, ideal for gaming and general usage.
Brightness1100 nits1400 nitsOppo Reno12 has much better outdoor visibility, especially in direct sunlight.
Performance
ChipsetSnapdragon 870 5G (7nm)Dimensity 7300 Energy (4nm)Xiaomi 12X offers a powerful but older chip, Oppo Reno12 has better efficiency but is slightly less powerful.
AnTuTu Score815,210702,140Xiaomi 12X has better theoretical performance, which may translate to faster app loading and gameplay.
GPUAdreno 650Mali-G615 MC2Different GPU architectures; both will handle most games well, with Xiaomi 12X performing marginally better.
Camera
Main Camera50MP, f/1.88, 1/1.56", Sony IMX76650MP, f/1.8, 1/2", Sony LYT-600Xiaomi 12X has a larger sensor for better low light performance, Oppo Reno12 with a wider aperture.
Selfie Camera32MP, f/2.45, 1/3", OV32B32MP, f/2.0Oppo Reno12 has wider aperture for brighter selfies.
Wide Angle13MP, f/2.4, 1/3.06", OV13B108MP, f/2.2, 1/2.8", Sony IMX355Xiaomi 12X has higher resolution, Oppo Reno12 has wider aperture and larger sensor.
Macro Lens5MP, f/2.42MP, f/2.4, 1/5", OV02B10Xiaomi 12X has higher resolution macro lens.
VideoUp to 8K@24fps with EISUp to 4K@30fps with HDR, OIS, EISXiaomi 12X offers 8K video for professional use, Oppo Reno12 offers HDR and OIS for more polished videos.
Battery Life
Capacity4500mAh5000mAhOppo Reno12 will likely last longer on a single charge due to a larger battery.
Charging67W Fast Charging80W Fast ChargingOppo Reno12 charges faster, getting you back to full faster.
Software
OSAndroid 11Android 14Oppo Reno12 ships with a more modern version of Android, and is likely to receive more updates.
Connectivity
Wi-FiWi-Fi 6Wi-Fi 6Both support the latest Wi-Fi standards.
BluetoothBluetooth 5.1Bluetooth 5.4Oppo Reno12 has a newer Bluetooth standard with better performance and power efficiency.
GPSExtensive supportStandard SupportXiaomi 12X offers more satellite support for improved accuracy.
Storage & RAM
Internal Storage128GB/256GB256GB/512GBOppo Reno12 offers double the maximum storage.
RAM8GB/12GB12GB/16GBOppo Reno12 offers more RAM, which is crucial for multitasking and heavy applications.
Expandable StorageNoNoNeither phone supports expandable storage.
Audio
QualityDolby Atmos, Hi-Res, StereoBasicXiaomi 12X offers a richer audio experience with advanced audio enhancements.
Other
SecurityFingerprintFingerprintBoth phones include standard fingerprint sensors.
SensorsGyroscope, accelerometer, compass, ultrasonic proximityGyroscope, accelerometer, ProximityXiaomi 12X has compass and ultrasonic proximity and Oppo Reno12 has Proximity, Gravity, Geomagnetic sensors

2. Key Insights

Xiaomi 12X Strengths:

  • Performance: The Snapdragon 870 offers a stronger CPU performance edge, noticeable during demanding tasks like gaming and heavy multitasking.
  • Camera: Larger main sensor and higher resolution wide-angle and macro lenses could be favored by camera enthusiasts seeking more flexibility.
  • Audio: The inclusion of Dolby Atmos, Hi-Res audio, and stereo speakers creates a more immersive audio experience.
  • GPS: Extensive support for satellite positioning

Oppo Reno12 Strengths:

  • Display: Larger and brighter display with significantly better outdoor visibility.
  • Battery Life: Larger battery and faster charging give it better endurance and shorter downtime.
  • Software: The device runs a more recent version of Android.
  • Storage: Offers double the storage, which is great for media hoarders and those who need the extra room.
  • RAM: More RAM for improved performance during multitasking.
  • Bluetooth: Newest Bluetooth standard allows for better efficiency.

Trade-offs & Limitations:

  • Xiaomi 12X: Older OS, smaller display, lower battery capacity and slower charging, less RAM.
  • Oppo Reno12: Slightly less powerful chipset, camera setup not as technically versatile as Xiaomi 12X.

3. User Profiles and Recommendations

Xiaomi 12X is best for:

  • Gamers: Its superior CPU performance makes it suitable for demanding mobile games and smooth, responsive gameplay.
  • Audio Enthusiasts: The inclusion of Dolby Atmos and Hi-Res audio gives a richer listening experience, which is ideal for those who value sound quality.
  • Budget-conscious Buyers: Given its age, the Xiaomi 12X may be found at a lower price point, providing strong performance value.
  • Users needing superior GPS accuracy: The extensive support for satellite positioning is ideal for navigation, outdoor activities and surveying.

Oppo Reno12 is best for:

  • Everyday Users: A balance of good performance, longer battery life, a more modern OS, and a great screen makes it an excellent all-around device for daily use.
  • Media Consumers: The larger display and better outdoor visibility make it fantastic for watching videos, browsing, and enjoying content on the go.
  • Multitaskers: Plenty of RAM for switching between multiple apps and heavy users.
  • Users needing more storage: The additional 256 GB on the highest configuration could be ideal for people who tend to fill up their phone with photos, videos and media.
  • Users who prioritize software updates: Oppo Reno12 runs the newest Android OS and it is more likely to receive support.

4. Buying Decision Framework

Here are three key questions to guide your decision:

  1. Do I prioritize performance for gaming or heavy tasks, or a larger, brighter screen with extended battery life? If performance is key, lean towards the Xiaomi 12X. For an all-around experience with better battery and screen, the Oppo Reno12 wins.
  2. Do I need high-quality audio or a more polished overall multimedia experience? The Xiaomi 12X has the edge in audio quality and video capabilities (due to its 8k recording), while the Oppo Reno12 has a better display and battery.
  3. What's my budget and am I comfortable with an older Android OS or do I need the newest version? While budget can influence the choice, factor in long term use and support for the software.

My Pick

If I were choosing between the two, I’d lean towards the Oppo Reno12. Here’s why:

While I appreciate the raw power of the Snapdragon 870 in the Xiaomi 12X and its more advanced camera capabilities, the Oppo Reno12 strikes a better balance for my everyday needs.

The larger, brighter display is a noticeable upgrade, particularly when I'm out and about. Coupled with the superior battery life and faster charging, I know I'll get through my busy days without having to worry about running out of power. Furthermore, with the newest Android OS, the Oppo Reno12 gives more confidence for support and security in the future. The extra storage is a plus for my photos and videos. While the Xiaomi 12X wins in the audio and gaming department, the slightly more versatile and practical nature of the Oppo Reno12 is the better choice for me.

Ultimately, the best phone depends on individual needs. The Xiaomi 12X is a powerful performer for those focused on intense tasks and the best audio experience, while the Oppo Reno12 is a more well-rounded device with a focus on a more modern and practical experience.

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.