Motorola Moto G31 vs Oppo Reno8 T - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date December 6, 2021 February 2, 2023
Release Year 2021 2023

Physical

Volume 102.89 cm³ 92.56 cm³
Screen Size to Weight Ratio 3.54 "/g 3.57 "/g
Weight 181 g 180 g
Height 161.9 mm 160.8 mm
Width 73.9 mm 73.8 mm
Thickness 8.6 mm 7.8 mm
Foldable Design No No
Available Colors
  • Mineral Grey
  • Baby Blue
  • Black Starlight
  • Orange Sunset

Display

Screen Size 6.4 " 6.43 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 82.7 % 84.1 %
Pixel Density 411 PPI 409 PPI
Refresh Rate N/A 90 Hz
Typical Brightness N/A 430 nits
HBM Brightness N/A N/A
Peak Brightness N/A 800 nits

Hardware

Battery Capacity per Screen Area 122.07 mAh/in² 120.93 mAh/in²
Battery Density 48.59 mAh/cm³ 54.02 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Mediatek MT6769Z Helio G85 (12 nm) Mediatek Helio G99 (6 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Mali-G52 MC2 Mali-G57 MC2

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 13
Maximum OS Version 14

Comparison Summary

Okay, let's dive into a detailed comparison of the Motorola Moto G31 and the Oppo Reno8 T. It's always fascinating to see how two phones, seemingly similar on the surface, can diverge quite a bit when you dig into the specifics.

Motorola Moto G31 vs Oppo Reno8 T: A Detailed Comparison

Here’s a breakdown of how these two devices stack up, focusing on real-world implications for everyday users:

1. Specifications Breakdown

FeatureMotorola Moto G31Oppo Reno8 TReal-World Implications
Design
Dimensions161.9 × 73.9 × 8.6 mm160.8 × 73.8 × 7.8 mmThe Oppo is slightly more compact and thinner, potentially feeling more ergonomic in hand. The Moto is a tad taller and thicker.
Weight181g180gPractically identical weights, not a noticeable difference in hand.
Build QualityUnknown Screen ProtectionUnknown Screen ProtectionNo details available. This is a gap in specs that could be significant for durability.
Display
Size6.4"6.43"Almost identical screen sizes, a negligible difference in practice.
Resolution1080x24001080x2400Both offer crisp, detailed visuals at Full HD+ resolution.
PPI411409Very similar pixel density, displays will appear equally sharp.
TechnologyAMOLEDAMOLEDBoth utilize AMOLED panels for vibrant colors and deep blacks.
Refresh Rate60Hz90HzThe Oppo's 90Hz display will provide noticeably smoother scrolling and animations.
Brightness0 nits950 nitsHuge difference! The Oppo offers significantly better outdoor visibility, especially in bright sunlight. The Moto's brightness is not specified, suggesting poor visibility in daylight.
Performance
ChipsetMediatek MT6769Z Helio G85 (12 nm)Mediatek Helio G99 (6 nm)The Oppo's 6nm chip is more efficient and powerful, leading to faster app loads, smoother multitasking, and improved gaming performance.
Antutu Score225,154402,916The Oppo boasts a 79% higher score, showcasing a dramatic difference in raw processing power.
GPUMali-G52 MC2Mali-G57 MC2The Oppo's newer GPU results in better graphics rendering, which is crucial for gaming and graphically demanding apps.
Camera
Standard Camera50MP, f/1.8, 1/2.76", 0.64µm (Samsung S5KJN1)108MP, f/1.7, 1/1.67", 0.64µm (Samsung HM6)The Oppo features a higher-resolution sensor, larger sensor size, and wider aperture for better low-light performance.
Selfie Camera13MP, f/2.2, 1.12µm32MP, f/2.4The Oppo has significantly higher resolution selfie camera, while the Moto has a slightly wider aperture.
Wide Angle Lens8MP, f/2.0, 1.12µmNot availableThe Moto includes a wide-angle lens, useful for group photos and landscapes. Oppo lacks this.
Portrait Mode (Depth)Not available2MP, f/2.4Oppo features a dedicated depth sensor for better portrait mode effects.
Macro Lens2MP, f/2.4, 1.75µm2MP, f/3.3Both have a dedicated macro camera. Moto has slightly wider aperture for better low-light.
Video Recording1080p@30fps1080p@30fpsBoth record at the same resolution and frame rate.
Camera FeaturesDigital zoom, Optical zoom, Triple camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAWDigital zoom, Triple camera, Digital image stabilization, Ultra stable video, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night ModeThe Moto offers a few more features while the Oppo has the critical features.
Battery Life
Capacity5000mAh4800mAhThe Moto has a slightly larger battery (4% more), which might translate to a bit more usage time.
Charging10W fast charging67W fast chargingThe Oppo offers much faster charging times, a significant advantage.
Battery FeaturesNon-removableReverse charging, Non-removableThe Oppo supports reverse charging, useful for topping up other devices in a pinch.
Software & Connectivity
Operating SystemAndroid 11Android 13, upgradable to 14The Oppo has a significantly newer OS version, guaranteeing better software support and features.
WiFi802.11a/b/g/n/ac, dual-band, Hotspot, Direct, Display802.11a/b/g/n/ac, dual-band, Hotspot, Direct, Display, MIMOBoth support similar WiFi standards, with Oppo additionally supporting MIMO.
Bluetooth5.0 LE5.1 LE, APT-x, LDAC, SBC, AACOppo has a newer Bluetooth version, and offers support for higher-quality audio codecs.
GPSGPS, A-GPS, GLONASS, Beidou, SUPL, GalileoGPS, A-GPS, GLONASS, Beidou, QZSSThe Oppo has a slight edge for location accuracy, while Moto supports additional features.
SIMDual SIM (Nano)Dual SIM (Nano)Both offer dual SIM slots with dual standby.
Storage & Audio
Internal Storage64GB or 128GB256GBThe Oppo has a significantly higher base storage capacity.
RAM4GB8GBThe Oppo has double the RAM, crucial for better multitasking.
Expandable StorageNoNoNeither device offers expandable storage, so choose wisely.
Audio QualityDolby Atmos, 2 MicrophonesHi-Res Audio, Noise cancellation, Stereo speakers, 2 MicrophonesThe Oppo has much better audio playback features.
Security & Sensors
SecuritySide-mounted fingerprint sensorBasic fingerprint sensorBoth offer fingerprint sensors. Moto has side-mounted for convenience.
SensorsFingerprint, Proximity, Accelerometer, Compass, GyroscopeFingerprint, Proximity, Accelerometer, GyroscopeThe Moto has additional compass, and the Oppo has additional Geomagnetic.

2. Key Insights

  • Oppo Reno8 T Strengths:

    • Superior Performance: The Helio G99 chipset and 8GB of RAM provide much faster overall performance compared to the Moto G31.
    • Better Display: The 90Hz refresh rate and significantly higher brightness levels make the Oppo’s display smoother and more viewable outdoors.
    • Advanced Camera System: The 108MP main camera on the Oppo captures more detail and performs better in low light.
    • Faster Charging: The 67W fast charging is a huge advantage, drastically reducing charging times.
    • Up-to-Date Software: Running on Android 13 (with an upgrade to 14) means better features and longer software support.
    • Much Higher Storage: 256GB base storage compared to the Moto's 64GB or 128 GB.
    • Superior Audio: Offers Hi-Res audio, stereo speakers, and a noise-canceling microphone.
  • Motorola Moto G31 Strengths:

    • Slightly Larger Battery: The 5000mAh battery might offer a little more usage time.
    • Wide-Angle Camera: It has a dedicated wide-angle lens, which the Oppo lacks.
    • Side-Mounted Fingerprint: Side-mounted sensors are often preferred for user convenience.
    • Optical Zoom: Has optical zoom which Oppo does not.
  • Significant Trade-offs:

    • The Motorola severely lags in performance, display quality, charging speed and camera.
    • The Oppo lacks a dedicated wide-angle lens, and its fingerprint sensor is "basic".

3. User Profiles and Recommendations

  • Motorola Moto G31:

    • Best For: Users on a very tight budget who prioritize a big battery and wide angle lens above all else. This is a good phone for very light use, like making calls and browsing social media.
    • Use Cases: Basic browsing, occasional social media use, calls and texts, and extended battery life for travel or light use.
    • Limitations: The limited performance, poor display brightness, slow charging, and limited storage might hinder users who want fast and responsive experience.
  • Oppo Reno8 T:

    • Best For: Users who want a smooth, responsive smartphone experience with a great display, better cameras, and fast charging.
    • Use Cases: Gaming, social media, media consumption, photography, and those who need fast charging and want great daily performance.
    • Limitations: Lacks a wide angle lens, and a side-mounted fingerprint sensor.

4. Buying Decision Framework

Here are three questions to help you decide:

  1. How much do I value smooth performance and a bright display? If performance and display quality are key, the Oppo Reno8 T is the clear winner.

  2. How important is fast charging? If you hate waiting for your phone to charge, the Oppo’s 67W charging is a game-changer.

  3. Do I need a wide-angle camera? If you often take group photos or scenic landscape shots, the Moto has a clear advantage here.

Scenario-Based Recommendations

  • Budget User: The Moto G31 is the most affordable option, though it's not the most compelling phone on the list. Its main advantage is battery life and a wide angle camera.

  • Performance Seeker: The Oppo Reno8 T is the best pick. It offers a much faster and more responsive user experience.

  • Photography Enthusiast: The Oppo is a better camera phone in terms of specs and quality, due to the high-res 108MP camera. However, it lacks a wide angle camera, which the Moto offers.

My Choice

If I had to choose between these two, I would absolutely pick the Oppo Reno8 T. While the Moto G31 has its merits, the Reno8 T simply delivers a much more compelling overall experience. The superior performance, brighter 90Hz display, significantly faster charging, and better main camera make it the easy winner. The trade-off in not having a wide angle lens and side-mounted fingerprint sensor is a price I'd be willing to pay for such significant gains in other areas. The difference in performance between the phones is like comparing a bicycle to a car, the Oppo is simply much more useful for modern daily usage.

The price difference between the two phones will be the deciding factor for some, however. If you absolutely cannot afford the Oppo, then the Motorola is a usable, albeit frustrating phone. If your budget allows, the Oppo is much better.

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.