Motorola Moto G31 vs realme 8 - Detailed Phone Comparison

Detailed Comparison

Specification
realme 8
Realme

General

Launch Date December 6, 2021 May 28, 2024
Release Year 2021 2024

Physical

Volume 102.89 cm³ 105.85 cm³
Screen Size to Weight Ratio 3.54 "/g 3.55 "/g
Weight 181 g 191 g
Height 161.9 mm 162 mm
Width 73.9 mm 75.1 mm
Thickness 8.6 mm 8.7 mm
Foldable Design No No
Available Colors
  • Mineral Grey
  • Baby Blue
  • Fluid Silver
  • Razor Green

Display

Screen Size 6.4 " 6.78 "
Resolution 1080 x 2400 1264 x 2780
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 82.7 % 91.8 %
Pixel Density 411 PPI 450 PPI
Refresh Rate N/A 120 Hz
Typical Brightness N/A 1000 nits
HBM Brightness N/A 1600 nits
Peak Brightness N/A 6000 nits

Hardware

Battery Capacity per Screen Area 122.07 mAh/in² 119.65 mAh/in²
Battery Density 48.59 mAh/cm³ 51.96 mAh/cm³
Battery Capacity 5000 mAh 5500 mAh
NFC Support Yes Yes
Chipset Mediatek MT6769Z Helio G85 (12 nm) Qualcomm SM7675 Snapdragon 7+ Gen 3 (4 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Octa-core (1x2.8 GHz Cortex-X4 & 4x2.6 GHz Cortex-A720 & 3x1.9 GHz Cortex-A520)
GPU Mali-G52 MC2 Adreno 732

Connectivity

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

Software

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

Comparison Summary

Okay, let's dive deep into a head-to-head comparison of the Motorola Moto G31 and the realme 8. I'll break down the specs, highlight key differences, and help you figure out which phone might be the better fit for you.

1. Specifications Breakdown

Here's a detailed comparison table focusing on what really matters for daily use:

FeatureMotorola Moto G31realme 8Real-World Implications
Design
Dimensions161.9 x 73.9 x 8.6 mm162 x 75.1 x 8.7 mmThe realme 8 is slightly wider and thicker, which could make it feel a bit bulkier in hand, while the G31 is just a hair more compact.
Weight181g191gThe Moto G31 is lighter, which might be noticeable during extended use, making it more comfortable for long calls or gaming sessions.
Display
Size6.4"6.78"The realme 8 offers a noticeably larger screen, providing a more immersive experience for media consumption, gaming, and multitasking.
Resolution1080x24001264x2780The realme 8's higher resolution translates to sharper images and text, making details pop and enhancing overall visual clarity compared to the G31.
PPI411450The realme 8 has slightly higher pixel density, leading to slightly sharper image quality
TechnologyAMOLEDAMOLEDBoth use the same vibrant and contrasty AMOLED technology, but the realme 8 might have a marginally crisper look due to higher resolution.
Refresh Rate60Hz120HzThe realme 8's 120Hz refresh rate makes scrolling and animations much smoother, enhancing the feel of responsiveness. The G31's 60Hz could feel a bit dated by comparison.
Brightness0 nits0 nitsBoth phones have identical peak brightness at 0 nits. Peak brightness was not specified in this comparison set, but the screen's performance would be affected.
Performance
ChipsetMediaTek Helio G85 (12nm)Snapdragon 7+ Gen 3 (4nm)The realme 8's Snapdragon chipset is significantly more powerful, leading to smoother multitasking, faster app loading, and better performance in demanding games, it is much faster than the MediaTek chip of the G31.
AnTuTu Score225,154N/AThe Moto G31 scores significantly lower than the realme 8, but the exact score of the realme 8 is not listed. The G31 is likely to struggle with intensive applications.
GPUMali-G52 MC2Adreno 732The Adreno 732 in the realme 8 is much more capable of providing better gaming performance.
Battery Life
Capacity5000 mAh0 mAhThe Moto G31 features a larger battery that should provide much more usage. The realme 8's battery specs were not listed so this is an estimation based on the battery capacity available.
Charging10W Fast ChargingStandard ChargingThe Moto G31 offers slow 10W fast charging. The realme 8’s charging capabilities weren't listed, so I will assume standard.
FeaturesNon-removableStandard FeaturesThe Moto G31's non-removable battery design does not offer flexibility if it is damaged.
Camera
Standard Camera50MP, f/1.8N/AThe Moto G31 includes a standard camera with a decent aperture, while the realme 8's standard camera specs were not provided.
Selfie Camera13MP, f/2.2N/AThe Moto G31 includes a 13MP selfie camera.
Wide Angle Lens8MP, f/2.0N/AThe Moto G31 includes a wide angle camera.
Macro Lens2MP, f/2.4N/AThe Moto G31 includes a macro camera.
Video1080p@30fps; Slow-moUp to 4K@60fps, OIS, EISThe realme 8's 4k video recording with optical image stabilization is much more robust and is capable of much higher quality video compared to the Moto G31.
FeaturesDigital/Optical Zoom, PDAF, etcN/AThe Moto G31 comes with a wide array of camera features such as digital and optical zoom.
Software
OSAndroid 11Android 14The realme 8 has a much newer OS version, which could mean better security and more access to newer features.
Connectivity
WiFi802.11ac, Dual band, etc.N/AThe Moto G31 offers more robust and newer WiFi standards.
Bluetooth5.0 LE, A2DPN/AThe Moto G31 uses a newer version of Bluetooth with added audio compatibility.
GPSGPS, A-GPS, GLONASS, etcN/AThe Moto G31 features more extensive satellite systems, meaning more reliable location data.
SIMDual SIM, Dual StandbyN/AThe Moto G31 can run two sims at the same time.
Storage
Internal64/128 GBN/AThe Moto G31 comes in 64 or 128 GB options.
RAM4 GBN/AThe Moto G31 offers 4 GB of ram, which is adequate for basic multitasking.
Expandable StorageNoNoNeither phone has expandable storage.
Audio
QualityDolby Atmos, 2 micsBasicThe Moto G31 features a Dolby Atmos with 2 microphones, offering significantly better spatial audio.
Security
FeaturesSide-mounted FingerprintBasic FingerprintThe Moto G31 features a more advanced side-mounted fingerprint sensor compared to a basic sensor.
Sensors
SensorsFingerprint, Proximity, Light, Accelerometer, Compass, GyroscopeBasic SensorsThe Moto G31 features a full array of motion, light, and biometric sensors, while the realme 8's specific sensor list is not provided.

2. Key Insights

Motorola Moto G31:

  • Strengths: A lighter design, better battery capacity and fast charging, more extensive camera array and features, more robust connectivity options and standards, dual sim functionality, better audio quality, better security, and better sensor suite.
  • Competitive Advantage: If you prioritize a longer-lasting battery, a lighter feel, more extensive camera features and dual sim capability, and a more robust sensor suite, the Moto G31 offers a solid experience with great audio.

realme 8:

  • Strengths: A larger screen, higher resolution display, and a much more powerful and smooth chipset with 120Hz refresh rate, more advanced video recording with OIS. and a newer operating system.
  • Competitive Advantage: The realme 8 is aimed at users that want a much more fluid device for intense gaming, media consumption, and advanced video recording.

Significant Trade-offs:

  • The Moto G31 has a less powerful chipset, a lower resolution display, a lower refresh rate, and slower video recording capabilities in exchange for a better battery, sensor suite, and audio system.
  • The realme 8 lacks the camera variety, better battery life, more robust security, and dual sim capabilities in exchange for its more powerful processor, higher resolution display with a faster refresh rate, more advanced video, and a newer operating system.

3. User Profiles and Recommendations

Motorola Moto G31 is best for:

  • Budget-conscious users: Those looking for a solid all-rounder on a budget where the priority is a longer lasting battery and dual sim functionality.
  • Casual photographers: Those who enjoy having a versatile camera system with lots of features without needing top-tier image quality.
  • Everyday users: Those who prioritize battery life and a lighter device over top-tier performance.
  • Audio Lovers: Those who enjoy an enhanced audio experience with Dolby Atmos support and two microphones.
  • Reliable Navigators: Those who need accurate location data with a variety of satellite systems.

realme 8 is best for:

  • Mobile Gamers: Those who prioritize smooth gameplay and responsiveness above all else.
  • Media Enthusiasts: Those who watch a lot of videos and want a larger, high-resolution screen with smooth scrolling.
  • Tech-Savvy Users: Those who like to have the newest features and a more responsive device in general.
  • Video Graphers: Those who want to record quality videos with high definition and optical image stabilization.

4. Buying Decision Framework

To help you decide, ask yourself:

  1. What’s more important for you – smooth performance or long battery life? (realme 8 favors the former; Moto G31 the latter).
  2. How much do you value screen quality and size? (realme 8 provides a larger, higher resolution screen; Moto G31 offers better audio.)
  3. Do you need a versatile camera setup, or a device that can record the highest quality videos? (Moto G31 offers a more versatile system while realme 8 has the ability to record higher quality video)

Scenario-Based Recommendations:

  • For the casual user who wants a long-lasting device and is not a heavy gamer: The Motorola Moto G31 is the way to go because of its robust battery, extensive sensor suite, versatile camera array, audio system, and dual sim capabilities.
  • For the mobile gamer or video enthusiast: The realme 8 is the winner because of its high refresh rate screen, and robust video recording capabilities.

My Choice

If I had to choose between the two, I would personally lean towards the realme 8. As a tech journalist and someone who enjoys mobile gaming and video creation, the significantly faster chipset, the 120Hz display, and the 4k video recording capabilities are more important to me. While the Moto G31 has some excellent qualities, such as its battery life, sensor suite, versatile camera system, and dual sim capability, the realme 8's display and performance make it a better option for my personal needs and I don't mind sacrificing the features that the Moto G31 has in return.

I hope this in-depth comparison helps you make a well-informed decision!

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.