Oppo A57 4G vs Samsung Galaxy A13 (SM-A137) - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date June 6, 2022 July 1, 2022
Release Year 2022 2022

Physical

Volume 98.22 cm³ 111 cm³
Screen Size to Weight Ratio 3.51 "/g 3.38 "/g
Weight 187 g 195 g
Height 163.7 mm 165.1 mm
Width 75 mm 76.4 mm
Thickness 8 mm 8.8 mm
Foldable Design No No
Available Colors
  • Glowing Black
  • Glowing Green
  • Black
  • Blue
  • White

Display

Screen Size 6.56 " 6.6 "
Resolution 720 x 1612 1080 x 2408
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.2 % 83.2 %
Pixel Density 269 PPI 400 PPI
Refresh Rate N/A N/A
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 116.19 mAh/in² 114.78 mAh/in²
Battery Density 50.91 mAh/cm³ 45.05 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support No Yes
Chipset Mediatek MT6765G Helio G35 (12 nm) Mediatek MT6769V/CU Helio G80 (12 nm)
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU PowerVR GE8320 Mali-G52 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 12 12
Maximum OS Version 14 13

Comparison Summary

Alright, let's dive deep into the Oppo A57 4G and Samsung Galaxy A13 (SM-A137), two contenders in the budget-friendly smartphone arena. I've got my engineer's hat on, and we're going to break this down not just by specs, but by what those specs actually mean for you, the user.

1. Specifications Breakdown

Here's a detailed look at how these phones stack up, complete with a "Real-World Implications" column to bridge the tech jargon to daily life:

FeatureOppo A57 4GSamsung Galaxy A13 (SM-A137)Real-World Implications
Design
Dimensions163.7 x 75 x 8 mm, 187g165.1 x 76.4 x 8.8 mm, 195gOppo is slightly smaller and lighter, potentially more comfortable for one-handed use.
Display
Size6.56"6.6"Marginal difference. Both offer a large screen for media consumption and browsing.
Resolution720 x 16121080 x 2408Samsung offers noticeably sharper visuals due to higher pixel density - better clarity for text, images, and videos.
Pixel Density (PPI)269400Samsung's display will appear crisper and more detailed.
TechnologyIPS LCDPLS LCDIPS LCD is generally considered superior with better viewing angles and color reproduction.
Refresh Rate60Hz60HzStandard 60Hz refresh rate; Both screens will feel similar in smoothness.
Performance
ChipsetMediatek Helio G35 (12nm)Mediatek Helio G80 (12nm)Samsung's G80 chipset is significantly more powerful, allowing for smoother multitasking and better gaming performance.
AnTuTu Score110,000200,150Samsung provides significantly better overall performance - apps will load faster, and gaming will be smoother.
GPUPowerVR GE8320Mali-G52 MC2Samsung's GPU is more powerful, which translates to better graphics performance.
Camera
Rear Main Camera13MP, f/2.250MP, f/1.8Samsung's main camera has higher resolution and a wider aperture, which means better low-light performance.
Front Selfie Camera8MP, f/2.08MP, f/2.2Oppo's front camera has a slightly wider aperture (f/2.0) which could mean better selfies in low light.
Wide Angle LensNot Available5MP, f/2.2Samsung includes a wide-angle camera for capturing landscape shots.
Depth Sensor2MP, f/2.42MP, f/2.4Both have depth sensors for portrait mode with similar capabilities.
Macro Lens2MP, f/2.42MP, f/2.4Both have a dedicated macro lens for close up photography.
Video Recording1080p@30fps, Slow-motion: 120fps1080p@30fps, Slow-motion: 30fpsOppo can record slow-motion at a higher frame rate.
Battery Life
Capacity5000 mAh5000 mAhBoth have the same battery capacity, so expect similar all-day battery life.
Charging33W Fast Charging (Li-Polymer)25W Fast Charging (Li-Ion)Oppo offers significantly faster charging, meaning less time plugged into the wall.
Software
OSAndroid 12, upgradable to 14Android 12, upgradable to 13Oppo offers an Android 14 upgrade. Samsung stops at Android 13.
Connectivity
Bluetooth5.1, LE5.2, LESamsung features a newer version of Bluetooth.
GPSGPS, A-GPS, GLONASS, Beidou, QZSS, GalileoGPS, A-GPS, GLONASS, Beidou, GalileoOppo has better GPS coverage with QZSS.
Wi-Fi802.11 a/b/g/n/ac, dual-band802.11 a/b/g/n/ac, dual-bandBoth support standard Wi-Fi.
Storage
Internal Storage64GB or 128GBUnspecified (likely 32/64GB)Oppo offers a higher storage option, allowing you to store more apps, photos, and videos
RAM3GB or 4GBUnspecified (likely 3/4GB)Oppo comes with 3GB or 4GB options.
Expandable StorageNoNoNeither offers expandable storage.
Audio
Audio QualityStereo SpeakersBasic audio featuresOppo offers a much better listening experience for music and videos.
Security
Fingerprint SensorSide-mountedSide-mountedBoth offer side-mounted fingerprint sensors.
Build Quality
Screen ProtectionUnknownCorning Gorilla Glass 5Samsung has better screen protection with Gorilla Glass 5.
Sensors
SensorsFingerprint, Accelerometer, Gyroscope, ProximityFingerprint, Accelerometer, Compass, Ultrasonic ProximityOppo comes with a Gyroscope, essential for gaming and some camera apps. Samsung comes with a Compass, helpful for navigation.

2. Key Insights

Oppo A57 4G:

  • Strengths:
    • Faster charging with 33W, significantly reducing charging time.
    • Stereo Speakers for better audio immersion and listening experience.
    • IPS LCD for better viewing angles and color reproduction.
    • A future-proofed Android OS with a guaranteed upgrade to 14.
    • Option for 128GB of internal storage with 4GB of RAM for more intensive users.
    • Gyroscope is included for better gaming performance
    • Better GPS coverage with QZSS.
    • Slightly lighter and more compact, improving ergonomics for extended use.
    • Selfie camera has slightly wider aperture which will allow for better low-light selfies.
  • Trade-offs:
    • Lower resolution display, making it less sharp compared to the Samsung.
    • Less powerful chipset, which will impact overall performance and gaming.
    • Lacks wide-angle camera.
    • No expandable storage.

Samsung Galaxy A13 (SM-A137):

  • Strengths:
    • Sharper, higher-resolution display, great for media consumption.
    • More powerful chipset, leading to smoother performance overall and better gaming.
    • 50MP main camera, with a wider aperture, offers better quality in most conditions.
    • Wide-angle camera for added versatility in photography.
    • Screen is protected by Gorilla Glass 5 for improved durability.
    • Newer Bluetooth version.
  • Trade-offs:
    *   Slower 25W charging.
    *   Basic audio features - no stereo speakers.
    *   No guaranteed OS upgrade to Android 14
    *  Heavier and slightly bulkier, may not be as comfortable for single-handed operation.
    *  Slow-motion video is recorded at a slower framerate.
    *  No internal storage or RAM details available from the dataset.
    

3. User Profiles and Recommendations

  • Oppo A57 4G:
    • Ideal User: Someone who values battery life and fast charging, enjoys media consumption on the go, and wants a smooth audio experience with the stereo speakers. This phone is also a good fit for users who prioritize the latest Android software updates or want a compact and lightweight device. A good fit for more casual user, not a power user.
    • Use Case: Perfect for long commutes with lots of music and videos or for those who are on the go and don't want to be tethered to a charger for too long. Great for social media, browsing, and casual gaming.
  • Samsung Galaxy A13 (SM-A137):
    • Ideal User: Those who prioritize a sharper display and better overall performance. This is the pick for people who use their camera frequently. Suited to users who prefer Samsung's ecosystem and features.
    • Use Case: Excellent for watching HD videos, playing games, and capturing photos in a variety of settings. It's also a great option for users who prefer a bigger display for enhanced productivity.

4. Buying Decision Framework

Here are three questions to help you decide:

  1. What's more important to you: a vibrant display or fast charging? (Samsung for display, Oppo for charging)
  2. Do you play games or heavily multitask on your phone? (Samsung)
  3. How often do you use your phone for media, audio, or video recordings? (Oppo's stereo speakers give a much richer sound and the slightly wider aperture in the selfie camera might make a difference in low light situations).

Scenario-Based Recommendations:

  • Scenario 1: The Media Lover
    • Recommendation: Oppo A57 4G is the choice. You will benefit from the IPS screen, and the stereo speakers.
  • Scenario 2: The Gamer/Heavy User
    • Recommendation: The Samsung A13 provides significantly more power.
  • Scenario 3: The All-Day Power User
    • Recommendation: The Oppo A57 4G is a better fit. The 33W fast charging will get you back up and running faster.
  • Scenario 4: The Budget Conscious Photographer
    • Recommendation: The Samsung Galaxy A13 is the obvious choice because of the wider aperture in its main lens and the inclusion of the wide angle lens.

My Choice

If I were to choose, I'd lean towards the Oppo A57 4G for my personal daily driver. The combination of faster charging, a vibrant IPS display, stereo speakers, a slightly more compact form-factor, and the promise of Android 14 makes it a compelling package. The fact that it also includes a Gyroscope would be a bonus as I enjoy playing games from time to time. While the Samsung’s display is superior, the trade-offs in charging and audio are significant. And that’s the important thing to remember: it’s not always about raw power but what best meets your needs.

I hope this breakdown helps you make an informed decision! Let me know if you have more questions!

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.