Xiaomi 12X vs Oppo A57 4G - Detailed Phone Comparison

Detailed Comparison

Specification
Xiaomi 12X
Xiaomi 12X
Xiaomi

General

Launch Date December 31, 2021 June 6, 2022
Release Year 2021 2022

Physical

Volume 87.52 cm³ 98.22 cm³
Screen Size to Weight Ratio 3.57 "/g 3.51 "/g
Weight 176 g 187 g
Height 152.7 mm 163.7 mm
Width 69.9 mm 75 mm
Thickness 8.2 mm 8 mm
Foldable Design No No
Available Colors
  • Blue
  • Purple
  • Gray
  • Glowing Black
  • Glowing Green

Display

Screen Size 6.28 " 6.56 "
Resolution 1080 x 2400 720 x 1612
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.2 % 84.2 %
Pixel Density 419 PPI 269 PPI
Refresh Rate 120 Hz N/A
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness 1100 nits N/A

Hardware

Battery Capacity per Screen Area 114.10 mAh/in² 116.19 mAh/in²
Battery Density 51.41 mAh/cm³ 50.91 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes No
Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) Mediatek MT6765G Helio G35 (12 nm)
CPU Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU Adreno 650 PowerVR GE8320

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 12
Maximum OS Version 14

Comparison Summary

Alright, let's dive into this showdown between the Xiaomi 12X and the Oppo A57 4G. Buckle up, because we're about to get into the nitty-gritty of what makes these phones tick, and more importantly, how they fit into your life.

1. Specifications Breakdown

Here's a breakdown of the key specs, with a focus on what they mean for you:

FeatureXiaomi 12XOppo A57 4GReal-World Implications
Design
Dimensions152.7 x 69.9 x 8.2 mm163.7 x 75 x 8 mmXiaomi 12X is more compact, potentially easier to handle; Oppo A57 4G is larger, which may be better for media consumption.
Weight176g187gXiaomi 12X is slightly lighter, which is noticeable during extended use.
Build QualityGorilla Glass Victus (screen)UnknownXiaomi 12X offers superior screen protection against scratches and drops.
Display
Size6.28"6.56"Oppo A57 4G has a slightly larger screen for more immersive viewing.
Resolution1080x2400720x1612Xiaomi 12X's screen is significantly sharper; text and images will appear clearer and more detailed.
Pixel Density419 PPI269 PPIXiaomi 12X's higher pixel density means a more crisp, refined viewing experience.
TechnologyAMOLEDIPS LCDXiaomi 12X offers deeper blacks, richer colors, and better power efficiency with dark mode.
Refresh Rate120Hz60HzXiaomi 12X offers much smoother scrolling and animations, making the experience feel more fluid.
Brightness1100 nits0 nitsXiaomi 12X is significantly brighter, essential for outdoor viewing in bright sunlight.
Performance
ChipsetSnapdragon 870 5G (7nm)Helio G35 (12nm)Xiaomi 12X is significantly more powerful, handling demanding tasks and games much more smoothly.
AnTuTu Score815,210110,000The Xiaomi 12X offers drastically superior performance in terms of app loading, multitasking and gaming.
GPUAdreno 650PowerVR GE8320Xiaomi 12X's GPU is substantially more capable, offering better graphics performance in games.
Camera
Main Camera50MP, f/1.88, Sony IMX76613MP, f/2.2Xiaomi 12X has a higher resolution sensor with a wider aperture and a superior sensor for better low-light performance and image quality.
Selfie Camera32MP, f/2.45, OV32B8MP, f/2.0Xiaomi 12X has a much higher resolution, but the Oppo A57 4G has a slightly wider aperture for better low light selfies.
Wide Angle13MP, f/2.4, OV13B10Not AvailableXiaomi 12X includes a wide-angle camera for greater versatility in capturing landscapes and group shots.
Macro Lens5MP, f/2.4, Samsung2MP, f/2.4Xiaomi 12X has a higher resolution Macro lens.
Portrait LensNot Available2MP, f/2.4Oppo A57 4G includes a dedicated depth sensor for better portrait-mode images.
Video RecordingUp to 8K@24fps w/ EISUp to 1080p@30fpsXiaomi 12X offers much higher video resolution and frame rates with video stabilization.
Camera Features4K, 8K video, OIS, RAWPDAFXiaomi 12X includes optical image stabilization and raw shooting, and is capable of higher quality video, while Oppo A57 4G has a focus speed advantage with PDAF.
Battery Life
Capacity4500mAh5000mAhOppo A57 4G has a larger battery, potentially offering longer usage between charges.
Charging67W Fast Charging33W Fast ChargingXiaomi 12X charges significantly faster, reducing downtime.
Software
OSAndroid 11Android 12 (upgradeable to 14)Oppo A57 4G comes with a newer Android version out of the box and has guaranteed upgrades.
Other
Wi-FiWiFi 6 (802.11ax)802.11acXiaomi 12X supports newer WiFi standard for faster speeds and better performance in crowded networks.
GPSGPS (L1+L5), GLONASS (L1), BeiDou (B1, B2), NavIC System, QZSS (L1 + L5)GPS, A-GPS, GLONASS, Beidou, QZSS, GalileoXiaomi 12X supports more satellite systems for better location accuracy.
Storage Options128GB or 256GB64GB or 128GBXiaomi 12X offers higher storage options.
RAM Options8 GB or 12GB3GB or 4GBXiaomi 12X provides much higher RAM options for better multitasking performance.
AudioDolby Atmos, Hi-Res Audio, Stereo Speakers, 2 microphonesStereo SpeakersXiaomi 12X provides enhanced audio quality and features including stereo microphones.
SecurityBasic fingerprint sensorSide-mounted fingerprint sensorOppo A57 4G has a more convenient side-mounted fingerprint sensor.
Expandable StorageNoNoBoth phones lack expandable storage.

2. Key Insights

Xiaomi 12X: The Performance Powerhouse

  • Strengths: The Xiaomi 12X is a beast in terms of performance. Its superior Snapdragon 870 chipset, coupled with a high refresh rate AMOLED display and a capable camera system, makes it ideal for users who demand speed, visual fidelity, and versatile photography. It is built for gaming, heavy multitasking, and media consumption in demanding settings. The faster charging is also a welcome feature.
  • Competitive Advantages: Its stunning display, advanced processor, and high-resolution cameras put it in a different league compared to the Oppo A57 4G. The inclusion of features like OIS, and 8K video recording is rare in this price range, if you can find it.
  • Trade-offs: The smaller battery and lack of expandable storage might be a slight limitation for some users.

Oppo A57 4G: The Budget-Friendly All-Rounder

  • Strengths: The Oppo A57 4G shines as a budget-friendly option with a focus on practicality. Its larger battery and newer Android version are appealing. It's a reliable device for everyday tasks and general media consumption.
  • Competitive Advantages: The slightly larger display, a longer-lasting battery, and newer software are its main advantages.
  • Trade-offs: Performance and display quality are significantly lower compared to the Xiaomi 12X, making it a less attractive option for power users or those seeking a high-end visual experience.

3. User Profiles and Recommendations

Xiaomi 12X

  • Ideal Users: Gamers, power users, photography enthusiasts, media creators, and those who prioritize performance and display quality.
  • Use Cases: Mobile gaming, video editing, professional photography and videography, heavy multitasking, and content consumption.

Oppo A57 4G

  • Ideal Users: Budget-conscious buyers, casual users, those who value battery life and a simple user experience, and those seeking a reliable everyday phone for general tasks.
  • Use Cases: Basic social media use, browsing, calling, texting, and general media consumption.

4. Buying Decision Framework

Here are three key questions to guide your decision:

  1. Performance Priorities: Do you need top-tier performance for demanding tasks and gaming, or is a smooth experience for daily tasks sufficient?
  2. Display Preferences: Is display quality, smoothness, and brightness crucial for your viewing pleasure, or can you get by with a standard LCD screen?
  3. Battery Life vs. Fast Charging: Do you prioritize longer battery life with standard charging, or faster charging with slightly less battery capacity?

Scenario-Based Recommendations:

  • For the Gamer/Power User: The Xiaomi 12X is the clear choice. Its powerful chipset, high refresh rate display, and fast charging will enhance your gaming and multitasking experience.
  • For the Casual User on a Budget: The Oppo A57 4G is more than adequate. It provides a larger screen, decent battery life, and a user-friendly experience without breaking the bank.
  • For the Photography Enthusiast: Again, the Xiaomi 12X wins with its superior camera setup, versatile lenses, higher resolution, and advanced features, allowing more flexibility in creative photography and videography.

My Choice

If I had to choose between the two, I'd pick the Xiaomi 12X. As someone who values performance, a sharp display, and a versatile camera for content creation, the 12X simply offers a far superior experience. Yes, the battery isn't the biggest, but the incredibly fast charging makes up for it, and the overall performance jump is just too significant to ignore. The Oppo A57 4G is fine for very basic usage, but it lags behind in almost every metric compared to the 12X.

Ultimately, the best phone for you depends on your specific needs and priorities. But I hope this analysis gives you a clear picture of what each device brings to the table.

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.