Xiaomi Poco M3 vs Oppo Reno8 T - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date November 27, 2020 February 2, 2023
Release Year 2020 2023

Physical

Volume 120.44 cm³ 92.56 cm³
Screen Size to Weight Ratio 3.3 "/g 3.57 "/g
Weight 198 g 180 g
Height 162.3 mm 160.8 mm
Width 77.3 mm 73.8 mm
Thickness 9.6 mm 7.8 mm
Foldable Design No No
Available Colors
  • Cool Blue
  • Poco Yellow
  • Power Black
  • Black Starlight
  • Orange Sunset

Display

Screen Size 6.53 " 6.43 "
Resolution 1080 x 2340 1080 x 2400
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 83.4 % 84.1 %
Pixel Density 395 PPI 409 PPI
Refresh Rate N/A 90 Hz
Typical Brightness 400 nits 430 nits
HBM Brightness N/A N/A
Peak Brightness N/A 800 nits

Hardware

Battery Capacity per Screen Area 140.71 mAh/in² 120.93 mAh/in²
Battery Density 49.82 mAh/cm³ 54.02 mAh/cm³
Battery Capacity 6000 mAh 5000 mAh
NFC Support No Yes
Chipset Qualcomm SM6115 Snapdragon 662 (11 nm) Mediatek Helio G99 (6 nm)
CPU Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Adreno 610 Mali-G57 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 10 13
Maximum OS Version 14

Comparison Summary

1. Specifications Comparison

FeatureXiaomi Poco M3Oppo Reno8 TPractical Impact
Design
Dimensions162.3 × 77.3 × 9.6 mm160.8 × 73.8 × 7.8 mmOppo Reno8 T is more compact and significantly thinner, making it easier to handle and carry, and better fitting in smaller pockets
Weight198g180gOppo Reno8 T is lighter, which makes it more comfortable for extended use, especially for one-handed usage.
Build Material(Not specified)(Not specified)Build materials impact durability and premium feel. This is currently unknown for both devices.
Display
Size6.53"6.43"Xiaomi Poco M3 has a slightly larger display, which may be preferable for media consumption.
Resolution1080x23401080x2400Both offer similar FHD+ sharpness; differences are negligible to the human eye.
PPI395409Both have a similar pixel density, so you won't notice any significant difference in sharpness.
TechnologyIPS LCDAMOLEDOppo Reno8 T's AMOLED offers superior colors, contrast, and power efficiency (especially with dark mode) compared to the IPS LCD of the Poco M3.
Refresh Rate60Hz90HzOppo Reno8 T's 90Hz refresh rate provides smoother scrolling and animations making the UI feel more responsive.
Brightness0 nits (unspecified)950 nitsOppo Reno8 T's much higher brightness makes it significantly easier to view in bright outdoor conditions. The Poco M3 screen might be difficult to read under direct sunlight.
Performance
ChipsetQualcomm Snapdragon 662 (11nm)Mediatek Helio G99 (6nm)Oppo Reno8 T's chipset is much more powerful, providing better overall performance, faster app loading, and smoother multitasking.
AnTuTu Score185,028402,916Oppo Reno8 T demonstrates significantly higher performance, making it suitable for more demanding games and tasks.
GPUAdreno 610Mali-G57 MC2Oppo Reno8 T has a more powerful GPU, offering better gaming performance and graphical capabilities compared to the Xiaomi Poco M3.
Battery
Capacity6000mAh4800mAhXiaomi Poco M3 has a larger battery, potentially leading to better battery life, however this is dependent on real usage and power consumption of the device.
Charging18W fast charging67W fast chargingOppo Reno8 T charges much faster; a quick top-up can provide hours of usage. The Poco M3 can take a lot longer to reach full charge.
Charging Features22.5W charger in-box, Reverse charging, Non-removableReverse charging, Non-removableXiaomi Poco M3 includes a 22.5W charger in the box which is better than 18W charger. Both phones support reverse charging which is handy to charge other devices.
Camera
Main Camera48MP, f/1.79, 1/2"108MP, f/1.7, 1/1.67"Oppo Reno8 T's main camera captures more detail and performs better in low light due to larger sensor and higher resolution.
Selfie Camera8MP, f/2.0, 1/4"32MP, f/2.4Oppo Reno8 T's selfie camera captures significantly more detail.
Depth CameraNot available2MP, f/2.4Oppo Reno8 T can take portrait photos with better bokeh effect with a dedicated depth camera.
Macro CameraNot available2MP, f/3.3Oppo Reno8 T can take close-up shots with a dedicated Macro camera.
Video1080p@30fps1080p@30fpsBoth capture standard 1080p video, suitable for most social media sharing.
Camera FeaturesDigital zoom, Triple camera, Digital image stabilization, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timerDigital 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 ModeOppo Reno8 T offers more shooting options and features, resulting in greater versatility for camera lovers and more options for low light photography.
Software
OSAndroid 10Android 13 (upgradable to 14)Oppo Reno8 T offers a much more modern OS with latest features, security patches and a longer support lifetime.
Connectivity
Wi-Fi802.11ac, Dual Band802.11ac, Dual Band, Wi-Fi MiMOBoth support the standard modern Wi-Fi standards but Oppo Reno8 T includes Wi-Fi MIMO which should enhance Wi-Fi performance slightly.
BluetoothBluetooth 5.0 LEBluetooth 5.1 LE, APT-x, LDAC, SBC, AACOppo Reno8 T offers newer Bluetooth with additional codecs offering better audio quality with compatible headphones.
GPSGPS, A-GPS, GLONASS, Beidou, Galileo, NavIC SystemGPS, A-GPS, GLONASS, Beidou, QZSSXiaomi Poco M3 supports a wider range of satellite systems for enhanced location accuracy.
Storage
Internal Storage64/128 GB256 GBOppo Reno8 T offers much more storage for apps, media, and files. Poco M3 has a much smaller storage with no expansion which is limiting.
RAM4/6 GB8 GBOppo Reno8 T's higher RAM facilitates smoother multitasking and app switching.
Expandable StorageNoNoNeither phone allows for expandable storage which may limit storage for some users.
Audio
Audio QualityHi-Res Audio, Stereo SpeakersHi-Res Audio, Noise cancellation microphone, Stereo Speakers, 2 microphonesBoth phones offer high-quality audio playback through their stereo speakers; However, Oppo Reno8 T includes a noise-canceling microphone and 2 mics to enhance voice call quality
Security
BiometricSide-mounted fingerprint sensorBasic fingerprint sensorXiaomi Poco M3 has a more convenient side-mounted sensor, whereas the Oppo Reno8 T sensor is unspecified.
Build Quality
Screen ProtectionCorning Gorilla Glass 3UnknownXiaomi Poco M3 uses a known and proven screen protection technology. Screen protection of the Oppo Reno8 T is unknown.
SensorsBiometric: Fingerprint; Motion: Accelerometer, Compass; Proximity: Ultrasonic proximity virtualBiometric: Fingerprint; Proximity: Proximity; Motion: Accelerometer, Gyroscope, GeomagneticBoth feature standard sensors. The Xiaomi Poco M3 includes a compass and Ultrasonic proximity virtual sensor. Oppo Reno8 T includes Gyroscope and Geomagnetic sensors, for more specific and enhanced motion sensing.

2. Key Differences Analysis

Xiaomi Poco M3 Advantages:

  • Larger Battery: 6000mAh offers potentially better battery life, useful for users who need long-lasting devices.
  • More comprehensive GPS: Supports a wider range of satellite systems (including Galileo and NavIC System).
  • Screen Protection: Corning Gorilla Glass 3 offers a known screen protection against scratches and drops.
  • Side-mounted Fingerprint Sensor: Provides convenient and fast unlocking.
  • In-box Charger: Comes with a 22.5W charger compared to a standard 18W charger.

Oppo Reno8 T Advantages:

  • Superior Display: AMOLED screen with 90Hz refresh rate offers vibrant colors, deep blacks, and smoother scrolling.
  • Better Performance: More powerful chipset (Helio G99) and higher AnTuTu score for faster app loading and gaming.
  • Faster Charging: 67W fast charging is significantly quicker for topping up battery.
  • Higher Resolution Cameras: 108MP main camera and 32MP selfie camera capture more detail and have improved low light performance.
  • More Storage: 256GB of internal storage provides ample space for files and media.
  • More RAM: 8GB RAM ensures smoother multitasking and performance.
  • Modern OS: Comes with Android 13 (upgradable to 14) for latest features and security.
  • Enhanced Audio: Includes noise cancellation microphone, dual microphones and enhanced audio codecs.

Trade-offs:

  • The Poco M3 offers better battery life (due to the larger battery), but its performance, charging speed, and camera are significantly inferior to the Reno8 T.
  • The Reno8 T has a smaller battery, but the fast charging significantly reduces inconvenience.

3. User Profiles & Recommendations

Xiaomi Poco M3 Ideal User:

  • Budget-Conscious Users: Prioritizes a very affordable device for basic tasks.
  • Battery Focused Users: Needs a phone that lasts through the day or multiple days with heavy use.
  • Users who need a device for basic tasks: Browsing, social media, etc.

Use Cases:

  • Primary phone for light use like social media browsing and calling.
  • Secondary phone for long trips or emergency backup.

Oppo Reno8 T Ideal User:

  • Users seeking a balanced performance: Needs a phone for gaming and multitasking.
  • Users that enjoy photography: Prioritizes a high-quality camera for detailed photos and low-light shots.
  • Multimedia Users: Appreciates a vibrant display for video consumption and gaming.
  • Users that want to get the latest and greatest software: Needs a phone with modern OS and long-term support.

Use Cases:

  • Daily driver for a moderate to heavy user.
  • Gaming on the go, video streaming, and photography.

4. Decision Framework

Key Questions for Buyers:

  1. Budget: How much are you willing to spend on a new phone?
  2. Performance: How important are gaming and app loading speed?
  3. Display Quality: Do you value a high-quality AMOLED screen and smooth display?
  4. Photography: How important is the quality of the main camera and the selfie camera?

Scenario-Based Recommendations:

  • Budget-Limited Users: If your budget is very tight and you just need a phone that works, the Xiaomi Poco M3 is the more affordable choice and the battery is the best aspect of this phone.
  • Performance and Camera Focused Users: For users who need better overall performance, a vibrant display, and a better camera, the Oppo Reno8 T is the clear winner despite the reduced battery size. The 67W charging speed significantly reduces the impact of the smaller battery.
  • Battery Focused Users: If you prioritize long battery life and do not care about screen quality or performance, the Xiaomi Poco M3 is the obvious choice here.

My Choice

If I were to choose between these two phones, I would choose the Oppo Reno8 T. While the Xiaomi Poco M3 has a larger battery, the Oppo Reno8 T's superior display, significantly better performance, much faster charging, and significantly enhanced camera capabilities make it the far better overall device. The 67W fast charging mitigates the smaller battery size as well. The AMOLED display, higher refresh rate, and modern OS, alongside the extra RAM and storage, would provide a significantly better user experience for my daily use. I prioritize a balance of performance, camera quality, and a premium display over raw battery capacity, which is where the Reno8 T excels.

Emily Harper
Emily Harper

Technology Insights Specialist

Dedicated technology writer specializing in mobile device analysis and technology communication. Expert at translating complex smartphone features into clear, actionable insights for diverse audiences.

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Bridging technical complexity with engaging, accessible narratives.