Oppo Reno8 T vs Xiaomi 14 Ultra - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date February 2, 2023 February 22, 2024
Release Year 2023 2024

Physical

Volume 92.56 cm³ 111.81 cm³
Screen Size to Weight Ratio 3.57 "/g 2.93 "/g
Weight 180 g 229.5 g
Height 160.8 mm 161.4 mm
Width 73.8 mm 75.3 mm
Thickness 7.8 mm 9.2 mm
Foldable Design No No
Available Colors
  • Black Starlight
  • Orange Sunset
  • Titanium Gray
  • Black
  • Blue
  • White

Display

Screen Size 6.43 " 6.73 "
Resolution 1080 x 2400 1440 x 3200
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.1 % 90 %
Pixel Density 409 PPI 522 PPI
Refresh Rate 90 Hz 120 Hz
Typical Brightness 430 nits 1000 nits
HBM Brightness N/A N/A
Peak Brightness 800 nits 3000 nits

Hardware

Battery Capacity per Screen Area 120.93 mAh/in² 110.39 mAh/in²
Battery Density 54.02 mAh/cm³ 44.72 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Mediatek Helio G99 (6 nm) Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
CPU Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)
GPU Mali-G57 MC2 Adreno 750

Connectivity

USB Version 2.0 3.2
OTG Support 1 1
DisplayPort 1
DisplayPort Version N/A N/A
USB Features USB Type-C 2.0, OTG USB Type-C 3.2, Gen 2, OTG, DisplayPort

Software

Operating System Android Android
Initial OS Version 13 14
Maximum OS Version 14 18

Comparison Summary

1. Specifications Comparison

FeatureOppo Reno8 TXiaomi 14 UltraPractical Impact
Design
Dimensions (mm)160.8 x 73.8 x 7.8161.4 x 75.3 x 9.2Xiaomi 14 Ultra is slightly larger and noticeably thicker.
Weight (g)180229.5Oppo is significantly lighter, more comfortable for extended use.
Display
Display TypeAMOLED, 90HzLTPO AMOLED, 120HzXiaomi offers smoother scrolling and animations with a higher refresh rate and more responsive LTPO technology.
Display Size (inches)6.436.73Xiaomi has a larger display, better for media consumption.
Resolution1080 x 24001440 x 3200Xiaomi boasts a much sharper display with higher resolution.
Peak Brightness (nits)8003000Xiaomi's display is significantly brighter, crucial for outdoor visibility.
HDRNo Dolby VisionDolby Vision, HDR10+Xiaomi supports HDR standards for better dynamic range and color accuracy in compatible content.
Performance
ChipsetMediatek Helio G99 (6nm)Snapdragon 8 Gen 3 (4nm)Xiaomi's Snapdragon 8 Gen 3 offers a substantial performance leap for demanding tasks and gaming.
CPUOcta-core (2x2.2 GHz A76 & 6x2.0 GHz A55)Octa-core (1x3.3 GHz X4 & 3x3.2 GHz A720 & 2x3.0 GHz A720 & 2x2.3 GHz A520)Xiaomi's CPU is significantly more powerful, resulting in faster app loading, smoother multitasking, and better overall responsiveness.
RAM8GB16GBXiaomi offers double the RAM, enabling better multitasking and preventing app closures in the background.
Camera
Main Camera108MP50MP, 1-inch sensorWhile Oppo has higher resolution, Xiaomi utilizes a larger sensor, potentially capturing more light and detail, especially in low light.
Video Recording1080p@30fps8K@30fpsXiaomi offers significantly higher video resolution capabilities.
Other FeaturesTriple CameraQuad Camera with Leica Optics, Variable ApertureXiaomi offers more versatile camera features including a periscope telephoto lens and Leica collaboration for potentially superior image quality.
Battery
Capacity5000 mAh5000 mAhSimilar battery capacities.
Fast Charging67W90W, 80W WirelessXiaomi offers much faster wired and wireless charging.

2. Key Differences Analysis

Xiaomi 14 Ultra Advantages:

  • Significantly superior performance: Snapdragon 8 Gen 3, 16GB RAM
  • Higher quality display: 120Hz LTPO AMOLED, higher resolution, HDR support, exceptional brightness
  • More versatile and potentially superior camera system: Quad camera with Leica lens, variable aperture, 8K video recording
  • Faster charging: 90W wired, 80W wireless

Oppo Reno8 T Advantages:

  • Lighter and thinner design: More comfortable for one-handed use and portability.
  • Lower price: Offers a more budget-friendly option.

3. User Profiles & Recommendations

Xiaomi 14 Ultra: Ideal for power users, photographers, videographers, and mobile gamers who demand top-tier performance, display, and camera capabilities.

Oppo Reno8 T: Suitable for casual users who prioritize a lightweight design, affordability, and satisfactory performance for everyday tasks.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? The Xiaomi 14 Ultra is significantly more expensive.
  2. What are your primary smartphone usage patterns? Gaming, photography/videography, or general use?
  3. Do you prioritize performance and features or affordability and portability?

My Choice: Xiaomi 14 Ultra

While significantly more expensive, the Xiaomi 14 Ultra offers a substantial upgrade in nearly every aspect. The superior performance, stunning display, and advanced camera system make it a compelling choice for a power user. The faster charging and larger battery are also significant advantages. The Oppo Reno8 T's lighter weight is appealing, but the performance and feature gap is too large to ignore for my needs. I prioritize a future-proof device with top-of-the-line capabilities, and the Xiaomi 14 Ultra delivers that.

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.

Key Strengths:

  • Mobile technology analysis
  • Digital media communication
  • Technical storytelling
  • User-centric technology insights

Bridging technical complexity with engaging, accessible narratives.