Xiaomi Redmi 9T vs Oppo Reno8 - Detailed Phone Comparison

Detailed Comparison

Specification
Oppo Reno8
Oppo Reno8
Oppo

General

Launch Date January 18, 2021 July 25, 2022
Release Year 2021 2022

Physical

Volume 120.44 cm³ 90.77 cm³
Screen Size to Weight Ratio 3.3 "/g 3.58 "/g
Weight 198 g 179 g
Height 162.3 mm 160.6 mm
Width 77.3 mm 73.4 mm
Thickness 9.6 mm 7.7 mm
Foldable Design No No
Available Colors
  • Carbon Gray
  • Ocean Green
  • Sunrise Orange
  • Twilight Blue
  • Shimmer Gold
  • Shimmer Black

Display

Screen Size 6.53 " 6.4 "
Resolution 1080 x 2340 1080 x 2400
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 83.4 % 83.9 %
Pixel Density 395 PPI 411 PPI
Refresh Rate N/A 90 Hz
Typical Brightness 400 nits 430 nits
HBM Brightness N/A 600 nits
Peak Brightness N/A 800 nits

Hardware

Battery Capacity per Screen Area 140.71 mAh/in² 109.86 mAh/in²
Battery Density 49.82 mAh/cm³ 49.58 mAh/cm³
Battery Capacity 6000 mAh 4500 mAh
NFC Support Yes Yes
Chipset Qualcomm SM6115 Snapdragon 662 (11 nm) Mediatek Dimensity 1300 (6 nm)
CPU Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) Octa-core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Adreno 610 Mali-G77 MC9

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 12
Maximum OS Version 14

Comparison Summary

1. Specifications Comparison

Here's a detailed comparison of the Xiaomi Redmi 9T and Oppo Reno8, focusing on practical implications:

FeatureXiaomi Redmi 9TOppo Reno8Practical Impact
Design
Dimensions162.3 x 77.3 x 9.6 mm160.6 x 73.4 x 7.7 mmReno8 is noticeably slimmer and more compact, making it easier to handle and pocket. The 9T is larger and bulkier.
Weight198g179gReno8 is significantly lighter, enhancing comfort for extended use and portability.
Display
Size6.53"6.4"9T's slightly larger screen might be preferable for media consumption, while the difference is marginal.
Resolution1080x23401080x2400Both offer very similar clarity, with differences being practically indistinguishable.
PPI395411Both provide crisp visuals.
TechnologyIPS LCDAMOLEDReno8 has superior blacks, contrast and color accuracy, and better outdoor visibility and power efficiency with dark modes.
Refresh Rate60Hz90HzReno8 provides smoother scrolling, and animations, making the experience more fluid.
Brightness0 nits800 nitsReno8's higher brightness makes it much more readable under direct sunlight, and has better viewing experiences in bright environments.
Performance
ChipsetQualcomm Snapdragon 662 (11 nm)Mediatek Dimensity 1300 (6 nm)Reno8's chip offers significantly faster performance and responsiveness in all tasks, including gaming and multitasking.
AnTuTu Score174,500699,576Reno8 provides a much smoother experience for gaming and heavy app usage, and is much more future-proof.
GPUAdreno 610Mali-G77 MC9Reno8 is better for graphics-intensive tasks and gaming, offering superior graphical performance.
Camera
Main Camera48MP, f/1.79, 1/2"50MP, f/1.7, 1/1.56"Reno8 has superior main sensor size and wider aperture, resulting in better low light performance and overall quality.
Selfie Camera8MP, f/2.032MP, f/2.4Reno8's selfie camera captures much more detail and is superior for high-quality selfies and video calls.
Wide Angle8MP, f/2.2, 1/4"8MP, f/2.2, 1/4"Both phones have comparable wide angle lenses.
Portrait Mode2MP, f/2.4N/A9T has a dedicated depth sensor, while Reno8 uses software.
Macro Lens2MP, f/2.42MP, f/2.4Both have comparable macro cameras.
Video1080p@30fps4K@30fps, 1080p@60/120fpsReno8 offers much better video recording capabilities, including 4K resolution, and higher frame rate options and EIS for stable footage.
DxoMark ScoreN/A112 (Mobile)Reno8's camera is better tested, providing reliable photo and video performance.
Battery
Capacity6000mAh4500mAh9T has a larger battery for potentially longer battery life.
Charging18W80WReno8 charges much faster, allowing for quick power-ups, whereas the 9T takes much longer to fully charge.
FeaturesReverse charging, 22.5W charger inboxN/A9T can act as a power bank, while the Reno8 charges much faster
Software
OSAndroid 10Android 12, upgradable to 14Reno8 has a much newer OS with more features and better support.
Connectivity
Wi-Fi802.11ac802.11ax (Wi-Fi 6)Reno8 supports the latest WiFi standard, for better speeds and network performance.
Bluetooth5.05.3Reno8 supports Bluetooth 5.3, offering more reliable connections, better range, and supports more audio codecs for higher quality audio output.
GPSGPS, A-GPS, GLONASS, Beidou, GalileoGPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5)Reno8 provides more accurate GPS and better location tracking.
Storage
Internal64/128 GB128/256 GBReno8 has greater internal storage options.
RAM4/6 GB8/12 GBReno8 offers much higher RAM, allowing for smoother multitasking and running demanding applications.
ExpandableNoNoNeither supports expandable storage.
Audio
QualityHi-Res Audio, Stereo SpeakersNoise cancellation microphone, Stereo SpeakersBoth offer decent audio quality.
Security
Featuresside-mounted fingerprint sensorbasic fingerprint sensor9T has a more practical side-mounted sensor.
Build Quality
Screen ProtectionCorning Gorilla Glass 3Unknown9T's screen is more protected by Gorilla Glass 3.
Sensors
SensorsAccelerometer, Compass, Ultrasonic proximity virtual, FingerprintAccelerometer, Compass, Gyroscope, Proximity, FingerprintReno8 is slightly better for gaming and VR, 9T has a different type of proximity sensor.

2. Key Differences Analysis

Xiaomi Redmi 9T Advantages:

  • Larger Battery: 6000mAh battery offers potentially longer battery life, suitable for users who need extended usage.
  • Reverse Charging: Can act as a power bank to charge other devices.
  • Side-mounted Fingerprint Sensor: Generally faster and more convenient than basic sensors in terms of ease of access.
  • Hi-Res Audio: Offers better audio quality for music and content consumption.
  • Corning Gorilla Glass 3: Offers better screen protection from scratches.
  • In Box Charger: Comes with a 22.5W charger in the box.
  • Dedicated Depth Sensor: For better portrait photos.

Oppo Reno8 Advantages:

  • Superior Display: AMOLED display with 90Hz refresh rate provides a much better viewing experience.
  • Significantly Better Performance: Dimensity 1300 chipset offers much faster processing speed and responsiveness, making it suitable for gaming and heavy tasks.
  • Superior Camera: Much higher resolution selfie camera, better main camera with a larger sensor, better video recording capabilities including 4K.
  • Faster Charging: 80W charging offers much faster power-ups, more efficient for users short on time.
  • Newer Operating System: Comes with Android 12 (upgradeable to 14) with more features and updates.
  • Better Connectivity: Newer WiFi and Bluetooth versions, providing better speed, range, and performance.
  • More RAM and Storage Options: Offers more RAM and internal storage for running more apps and storing more files.
  • Better GPS: Better location tracking.

Trade-offs:

  • The Redmi 9T sacrifices performance, display quality, and camera capabilities for battery life and reverse charging.
  • The Oppo Reno8 sacrifices some battery capacity and doesn't have a depth camera for the advantages above.

3. User Profiles & Recommendations

Xiaomi Redmi 9T Ideal User:

  • Budget-conscious Users: Prioritize long battery life over all else.
  • Users Seeking Reliable Performance: For everyday basic tasks and media consumption.
  • Users who don't mind larger size: The size and weight can be a compromise.

Specific Use Cases:

  • Long days without access to a charger
  • Primary use for browsing, social media, and basic apps
  • Media consumption with headphones due to Hi-Res audio
  • Occasional use of reverse charging to power accessories.

Oppo Reno8 Ideal User:

  • Performance-focused Users: Want a smooth experience for gaming, multitasking, and heavy app usage.
  • Users who prioritize Display Quality: Enjoy vibrant colors and higher refresh rates.
  • Camera Enthusiasts: Desire high-quality photos and videos from their smartphone.
  • Users who value fast charging: For quick power-ups
  • Users who value overall technology: More advanced OS, connectivity, and sensors

Specific Use Cases:

  • Gaming and high-performance tasks
  • High-quality social media content creation (photo and video)
  • Frequent fast-paced commutes
  • Users who enjoy high quality audio with advanced bluetooth features.

4. Decision Framework

Key Questions for Buyers:

  1. Battery Life vs. Performance: Do you need a phone that can last multiple days on a single charge, or do you need a phone that performs quickly and smoothly?
  2. Display Quality: Is a vibrant display with smooth refresh rates important, or are you fine with a basic LCD screen?
  3. Camera Requirements: Do you take a lot of photos and videos? Do you need high-quality photos, especially in low light? Or are you okay with an average camera?

Scenario-Based Recommendations:

  • Scenario 1: Long Battery Life & Budget - If battery life is the main concern and the budget is the most important, the Xiaomi Redmi 9T is better.
  • Scenario 2: Performance & Camera Quality: If performance, camera quality, and display are important, and fast charging is a must-have, the Oppo Reno8 is far superior.
  • Scenario 3: Balanced Use: If you want a balance between battery, performance, and camera, then the Oppo Reno8 is still a better choice than the 9T due to the significantly better performance and camera system.

My Choice and Why

I would choose the Oppo Reno8.

While the Xiaomi Redmi 9T offers a larger battery and a few extra features like reverse charging, the overall experience of the Oppo Reno8 is significantly superior. The combination of a vibrant AMOLED display with a 90Hz refresh rate, a much faster processor (Dimensity 1300), far superior camera system, and faster charging, makes the Reno8 a much more enjoyable and future-proof device. I value smooth performance, a quality display, and a great camera, all of which the Reno8 excels at.

The 9T's advantages, while beneficial, are not significant enough for me to sacrifice the experience that Reno8 provides. While the Redmi 9T provides longer battery life, the faster charging on the Reno 8 mitigates this concern to a good degree. For the way I use my phone (heavy use of performance intensive apps, media creation, and consumption) the Reno8 is the clear choice.

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.