Motorola Moto G31 vs Xiaomi Redmi A2 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date December 6, 2021 March 24, 2023
Release Year 2021 2023

Physical

Volume 102.89 cm³ 115.25 cm³
Screen Size to Weight Ratio 3.54 "/g 3.4 "/g
Weight 181 g 192 g
Height 161.9 mm 164.9 mm
Width 73.9 mm 76.8 mm
Thickness 8.6 mm 9.1 mm
Foldable Design No No
Available Colors
  • Mineral Grey
  • Baby Blue
  • Aqua Blue
  • Classic Black
  • Sea Green

Display

Screen Size 6.4 " 6.52 "
Resolution 1080 x 2400 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 82.7 % 81 %
Pixel Density 411 PPI 269 PPI
Refresh Rate N/A N/A
Typical Brightness N/A 400 nits
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 122.07 mAh/in² 117.62 mAh/in²
Battery Density 48.59 mAh/cm³ 43.39 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes No
Chipset Mediatek MT6769Z Helio G85 (12 nm) Mediatek Helio G36 (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Octa-core (4x2.2 GHz Cortex-A53 & 4x1.7 GHz Cortex-A53)
GPU Mali-G52 MC2 PowerVR GE8320

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 12
Maximum OS Version

Comparison Summary

Okay, let's dive into a detailed comparison of the Motorola Moto G31 and the Xiaomi Redmi A2. This is going to be a fun one, as we have some clear winners in different categories.

1. Specifications Breakdown

Here’s a detailed look at the key specifications of both phones, focusing on what each spec means in the real world:

FeatureMotorola Moto G31Xiaomi Redmi A2Real-World Implications
Design
Dimensions161.9 x 73.9 x 8.6 mm164.9 x 76.8 x 9.1 mmRedmi A2 is slightly larger and bulkier, may feel less comfortable for single-hand use, more pocket presence.
Weight181g192gMoto G31 is lighter, more comfortable for prolonged holding.
Display
Size6.4"6.52"Redmi A2 has a slightly larger screen, marginal difference for content consumption and immersion.
Resolution1080x2400720x1600Moto G31 has a much sharper display, better for crisp text and detailed images.
Pixel Density (PPI)411269Moto G31 offers a significantly sharper image, reducing pixelation
TechnologyAMOLEDIPS LCDMoto G31 delivers richer colors, deeper blacks, and better contrast, enhancing the viewing experience.
Refresh Rate60Hz60HzBoth offer a standard 60Hz refresh rate, same smoothness during regular use.
Performance
ChipsetHelio G85Helio G36Moto G31's Helio G85 is more powerful, leading to smoother performance and faster app loading.
AnTuTu Score225,154127,000Moto G31 will handle multitasking and gaming better, noticeable speed difference in daily usage.
GPUMali-G52 MC2PowerVR GE8320Moto G31’s GPU is better suited for graphics-intensive tasks and gaming.
Camera
Main Camera Res50MP8MPMoto G31 captures significantly more detailed photos, better for cropping and printing.
Main Camera Aperturef/1.8f/2.0Moto G31's wider aperture allows more light, improves low-light photography.
Selfie Camera Res13MP5MPMoto G31 captures sharper, more detailed selfies.
Wide Angle LensYesNoMoto G31 can take more dynamic group photos and landscape shots.
Macro LensYesNoMoto G31 allows detailed close-up photos.
Video1080p@30fps1080p@30fpsSimilar basic video capabilities, but Moto G31 offers slow-motion.
Battery Life
Capacity5000mAh5000mAhBoth offer similar battery endurance, good for a full day's use on a single charge.
Charging10W10WBoth have slow charging speeds, will take quite long to fully charge.
Other
Storage Options64/128 GB32/64 GBMoto G31 offers more internal storage capacity in its max configuration.
RAM4 GB2/3/4 GBBoth support similar RAM configuration, though the Motorola G31 has one standard RAM config, and only one option.
Expandable StorageNoNoNeither device has an SD card slot, storage is limited to internal space.
OSAndroid 11Android 12Redmi A2 has a more recent version of Android.
Wi-FiWi-Fi 5Wi-Fi 4The Moto G31 supports a slightly newer Wi-Fi standard.
AudioDolby AtmosBasic AudioMoto G31 has Dolby Atmos for better audio quality and spatial immersion.
SecurityFingerprint SensorBasic Security FeaturesMoto G31 has a fingerprint sensor while the A2 does not.
SensorsComprehensiveBasic SensorsMoto G31 offers a wider array of sensors, including a gyroscope, for more advanced functionality and gaming.

2. Key Insights

Motorola Moto G31

  • Strengths: Superior display with AMOLED technology and higher resolution, significantly better performance due to the Helio G85 chipset and higher AnTuTu scores, much better camera setup with a 50MP main sensor, wide-angle lens and macro lens, Dolby Atmos for enhanced audio, and a fingerprint sensor for security.
  • Competitive Advantage: Excels in areas where visual quality, performance, and versatility are important.
  • Trade-offs: Older OS, no expandable storage.

Xiaomi Redmi A2

  • Strengths: Newer version of Android, slightly larger screen, and similar battery capacity to Moto G31.
  • Competitive Advantage: Has basic audio features, and is a very budget friendly option.
  • Trade-offs: Significantly inferior display quality and resolution, much weaker performance, a less versatile and much lower resolution camera, no advanced audio, and no fingerprint sensor.

3. User Profiles and Recommendations

Motorola Moto G31 is best for:

  • Users who value display quality and color accuracy for media consumption and browsing.
  • Users who enjoy mobile gaming or demand smoother performance for multitasking.
  • Photography enthusiasts who want a versatile camera setup without spending a fortune.
  • Users who value enhanced audio for media consumption.
  • Users who prefer the security of a fingerprint scanner

Xiaomi Redmi A2 is best for:

  • Users looking for an ultra-budget device for basic communication and app use.
  • Users who are less concerned with display quality and performance.
  • Users who do not need advanced photography features or enhanced audio.

4. Buying Decision Framework

Here are three practical questions to guide your decision:

  1. How much do I value display quality and performance? If a high-resolution, vibrant display and smoother performance are crucial, the Moto G31 is the clear choice. If you prioritize budget and basic functions, the Redmi A2 suffices.
  2. How important are versatile camera features? If you want to capture detailed photos, wide-angle shots, or macro images, the Moto G31's camera system is far superior. If you mostly take casual snaps, the Redmi A2 might be acceptable.
  3. What is my budget? The Redmi A2 is designed for a lower price point and might be suitable if you are on a tight budget, but the trade-offs with the display, performance, camera and security are very noticeable.

Scenario-Based Recommendations:

  • For the Media Enthusiast: Choose the Motorola Moto G31 for its AMOLED display, Dolby Atmos audio, and superior overall performance.
  • For the Casual User: The Xiaomi Redmi A2 is an option if the budget is your main consideration, and basic functionality is enough for you. However the Moto G31 is a much better all around option.
  • For the Photographer: The Motorola Moto G31 is the better option due to its versatile camera setup.

Final Thoughts

After a careful look at the specifications, real-world implications, and user needs, the Motorola Moto G31 is the phone I would choose. The G31 offers a significantly better display, much improved performance, and a more versatile camera system. While both devices boast similar battery capacity and charging speeds, the Motorola G31 delivers a richer experience across most of the user touchpoints.

While the Xiaomi Redmi A2 is newer and more budget-friendly, the compromises it makes in areas like display, performance, and camera quality are substantial. The Moto G31 manages to offer an experience that will feel more premium, more enjoyable, and more suited to a variety of tasks and user requirements.

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.