Oppo Reno8 T vs Xiaomi Redmi 12 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date February 2, 2023 June 15, 2023
Release Year 2023 2023

Physical

Volume 92.56 cm³ 105.49 cm³
Screen Size to Weight Ratio 3.57 "/g 3.42 "/g
Weight 180 g 198.5 g
Height 160.8 mm 168.6 mm
Width 73.8 mm 76.3 mm
Thickness 7.8 mm 8.2 mm
Foldable Design No No
Available Colors
  • Black Starlight
  • Orange Sunset
  • Midnight Black
  • Polar Silver
  • Sky Blue
  • Moonstone Silver

Display

Screen Size 6.43 " 6.79 "
Resolution 1080 x 2400 1080 x 2460
Aspect Ratio 20:9 21:9
Screen-to-Body Ratio 84.1 % 85.1 %
Pixel Density 409 PPI 396 PPI
Refresh Rate 90 Hz 90 Hz
Typical Brightness 430 nits N/A
HBM Brightness N/A N/A
Peak Brightness 800 nits 550 nits

Hardware

Battery Capacity per Screen Area 120.93 mAh/in² 108.45 mAh/in²
Battery Density 54.02 mAh/cm³ 47.4 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Mediatek Helio G99 (6 nm) Mediatek MT6769H Helio G88 (12 nm)
CPU Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G57 MC2 Mali-G52 MC2

Connectivity

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

Software

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

Comparison Summary

1. Specifications Comparison

FeatureOppo Reno8 TXiaomi Redmi 12Practical Impact
Design
Dimensions (mm)160.8 x 73.8 x 7.8168.6 x 76.3 x 8.2Redmi 12 is larger and slightly thicker. Reno8 T is more pocketable.
Weight (g)180198.5Reno8 T is noticeably lighter, reducing hand fatigue.
Fingerprint SensorUnder-displaySide-mountedPreference-based, but under-display is often considered more modern.
Display
Display TypeAMOLED, 90HzIPS LCD, 90HzReno8 T offers deeper blacks, vibrant colors, and potentially better power efficiency due to AMOLED technology. Redmi 12's IPS LCD may offer better visibility in direct sunlight.
Display Size (inches)6.436.79Redmi 12 provides a larger screen for media consumption and multitasking.
Peak Brightness (nits)800550Reno8 T can get significantly brighter, improving outdoor visibility.
Resolution1080 x 24001080 x 2460Negligible difference in sharpness due to similar pixel density.
Performance
ChipsetMediatek Helio G99 (6nm)Mediatek Helio G88 (12nm)Reno8 T's G99 is built on a smaller process node (6nm vs 12nm), likely resulting in better performance and power efficiency.
CPUOcta-core (2x2.2 GHz A76 & 6x2.0 GHz A55)Octa-core (2x2.0 GHz A75 & 6x1.8 GHz A55)Reno8 T's CPU features faster cores (A76 vs A75), suggesting better performance in demanding tasks.
GPUMali-G57 MC2Mali-G52 MC2Reno8 T likely has a more powerful GPU, leading to smoother gaming and graphics performance.
RAM (GB)84/8 (depending on version)Reno8T's 8GB RAM ensures smoother multitasking and less app reloading. Redmi 12 offers versions with varying RAM, impacting performance.
Camera
Main Camera (MP)10850Reno8 T has a significantly higher resolution main sensor, potentially capturing more detail. However, megapixels alone don't guarantee image quality.
Other CamerasDepth, MacroUltrawide, MacroReno8 T lacks an ultrawide lens, a notable disadvantage for landscape and group photos. Redmi 12 lacks a dedicated depth sensor.
Battery
Capacity (mAh)50005000Similar battery capacity suggests comparable battery life. Real-world usage will vary.
Fast Charging (W)6718Reno8 T charges significantly faster, minimizing downtime.

2. Key Differences Analysis

Oppo Reno8 T Advantages:

  • Superior Display: AMOLED offers vibrant colors and deeper blacks. Higher peak brightness improves outdoor readability.
  • Faster Performance: More powerful chipset and CPU.
  • Faster Charging: Significantly faster charging speeds.
  • More Premium Design: Lighter and slimmer with an under-display fingerprint sensor.

Xiaomi Redmi 12 Advantages:

  • Larger Display: Offers a larger screen for media consumption.
  • Ultrawide Camera: Provides more versatile photography options.
  • Lower Price: Significantly more affordable.

Trade-offs:

  • Reno8 T: Higher price, lacks ultrawide camera.
  • Redmi 12: Less powerful, slower charging, IPS LCD display.

3. User Profiles & Recommendations

Oppo Reno8 T: Users prioritizing performance, display quality, faster charging, and a more premium feel. Suitable for gaming, media consumption, and general use.

Xiaomi Redmi 12: Budget-conscious users who prioritize a large screen and ultrawide camera. Suitable for casual users, social media, and basic photography.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? The Redmi 12 is significantly cheaper.
  2. What are your performance needs? The Reno8 T offers a significant performance advantage.
  3. What are your camera priorities? Ultrawide lens (Redmi 12) vs higher resolution main camera (Reno8 T).

Scenario-Based Recommendations:

  • Heavy User: Reno8 T for better performance and faster charging.
  • Casual User on a Budget: Redmi 12 for its affordability and large screen.
  • Photography Enthusiast: Depends on whether ultrawide or high-resolution main camera is more important. Neither phone boasts impressive camera specs overall.

My Choice: Oppo Reno8 T

While the Redmi 12 offers incredible value for its price, I would choose the Oppo Reno8 T. The superior AMOLED display, significantly faster performance, and quicker charging are major advantages for my usage. The 6nm chipset in the Reno8 T offers significant power efficiency gains, which I value. While I appreciate the ultrawide lens on the Redmi 12, I prioritize overall performance and a more premium experience. The price difference is substantial, but the Reno8 T's benefits outweigh the cost for me. The faster CPU and GPU in the Reno8 T, combined with the better display, make it a more future-proof device.

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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