OnePlus 8T vs Xiaomi 14 Ultra - Detailed Phone Comparison

Detailed Comparison

Specification
OnePlus 8T
OnePlus 8T
Oneplus

General

Launch Date October 16, 2020 February 22, 2024
Release Year 2020 2024

Physical

Volume 100.03 cm³ 111.81 cm³
Screen Size to Weight Ratio 3.48 "/g 2.93 "/g
Weight 188 g 229.5 g
Height 160.7 mm 161.4 mm
Width 74.1 mm 75.3 mm
Thickness 8.4 mm 9.2 mm
Foldable Design No No
Available Colors
  • Lunar Silver
  • Aquamarine Green
  • Cyberpunk 2077 Edition
  • Titanium Gray
  • Black
  • Blue
  • White

Display

Screen Size 6.55 " 6.73 "
Resolution 1080 x 2400 1440 x 3200
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 87 % 90 %
Pixel Density 402 PPI 522 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A 1000 nits
HBM Brightness N/A N/A
Peak Brightness N/A 3000 nits

Hardware

Battery Capacity per Screen Area 104.89 mAh/in² 110.39 mAh/in²
Battery Density 44.99 mAh/cm³ 44.72 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8250 Snapdragon 865 5G (7 nm+) Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
CPU Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 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 Adreno 650 Adreno 750

Connectivity

USB Version 3.1 3.2
OTG Support 1 1
DisplayPort 1
DisplayPort Version N/A N/A
USB Features USB Type-C 3.1, OTG USB Type-C 3.2, Gen 2, OTG, DisplayPort

Software

Operating System Android Android
Initial OS Version 11 14
Maximum OS Version 14 18

Comparison Summary

1. Specifications Comparison

Design

FeatureOnePlus 8TXiaomi 14 UltraPractical Impact
Physical Size160.7 × 74.1 × 8.4 mm161.4 × 75.3 × 9.2 mmThe Xiaomi 14 Ultra is slightly larger and thicker, potentially less comfortable for one-handed use or fitting in smaller pockets.
Weight188g229.5gThe OnePlus 8T is significantly lighter, making it easier to hold for extended periods and more portable.
Build Quality (Screen)Corning Gorilla Glass 5Corning Gorilla Glass Victus 2Xiaomi 14 Ultra's screen is more resistant to scratches and drops, offering better long-term durability.

Display

FeatureOnePlus 8TXiaomi 14 UltraPractical Impact
Size6.55"6.73"Xiaomi 14 Ultra provides a slightly more immersive viewing experience for multimedia and gaming.
Resolution1080x24001440x3200Xiaomi 14 Ultra offers a noticeably sharper and more detailed image, especially for reading text and viewing high-resolution content.
PPI402522The higher pixel density on the Xiaomi 14 Ultra results in finer details and less pixelation.
Brightness1100 nits3000 nitsXiaomi 14 Ultra has superior outdoor visibility, ensuring the screen is easily readable even in direct sunlight.
Refresh Rate120Hz120HzBoth phones offer smooth scrolling and animations for enhanced responsiveness.

Performance

FeatureOnePlus 8TXiaomi 14 UltraPractical Impact
ChipsetQualcomm SM8250 Snapdragon 865 5G (7 nm+)Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)The Xiaomi 14 Ultra's newer chipset provides significantly faster processing speeds, improved power efficiency, and better graphics performance for demanding tasks like gaming and video editing.
AnTuTu Score744,9002,100,000Xiaomi 14 Ultra handles multitasking and resource-intensive applications much more smoothly, with virtually no lag.
GPUAdreno 650Adreno 750The Adreno 750 in the Xiaomi 14 Ultra delivers superior graphics rendering, resulting in smoother gameplay and better visual fidelity.

Camera

FeatureOnePlus 8TXiaomi 14 UltraPractical Impact
Main Camera48MP, f/1.7, 1/2"50MP, f/1.63, 1", Sony LYT-900Xiaomi 14 Ultra's larger sensor and wider aperture capture more light and detail, resulting in better low-light performance and image quality.
Telephoto LensN/A50MP, f/1.8, 1/2.51", Sony IMX858Xiaomi 14 Ultra allows for optical zoom capabilities, enabling detailed close-ups without significant quality loss.
Ultrawide Lens16MP, f/2.250MP, f/1.8, 1/2.51", Sony IMX858Xiaomi 14 Ultra's ultrawide lens captures wider scenes with more detail and better low-light performance compared to the OnePlus 8T which doesn't specify a sensor.
Macro Lens5MP, f/2.4N/AOnePlus 8T can capture detailed close-up shots of small objects (if the user values this feature). Xiaomi 14 Ultra does have a wide angle + macro camera though.
Selfie Camera16MP, f/2.4, 1/3.13"32MP, f/2.0, 1/3", Omnivision OV32BXiaomi 14 Ultra captures sharper, more detailed selfies, especially in low-light conditions, due to the higher resolution and wider aperture.
Video RecordingUp to 4K@60fpsUp to 8K@30fpsXiaomi 14 Ultra offers higher resolution video recording, allowing for more detailed and professional-looking videos.

Battery

FeatureOnePlus 8TXiaomi 14 UltraPractical Impact
Capacity4500mAh5000mAhXiaomi 14 Ultra provides longer battery life, allowing for extended usage without needing to recharge as frequently.
Charging65W Fast Charging90W Fast Charging, 80W Wireless ChargingXiaomi 14 Ultra charges significantly faster, both wired and wirelessly, reducing downtime.
Features2x2250 mAh battery80W wireless charge, 10W wireless reverse charge, Paper P2 smart fast charging chip, Paper G1 battery management chipXiaomi 14 Ultra offers convenient wireless charging and the ability to charge other devices wirelessly, enhancing usability.

Software and Connectivity

FeatureOnePlus 8TXiaomi 14 UltraPractical Impact
OSAndroid 11, upgradable to 14Android 14, upgradable to 18Xiaomi 14 Ultra offers a more modern and feature-rich operating system with longer software support.
Wi-FiWi-Fi 6Wi-Fi 7Xiaomi 14 Ultra supports faster and more stable Wi-Fi connections.
BluetoothBluetooth 5.1Bluetooth 5.4Xiaomi 14 Ultra offers improved Bluetooth connectivity with potentially better range and efficiency.

Storage

FeatureOnePlus 8TXiaomi 14 UltraPractical Impact
Internal Storage128GB/256GB256GB/512GB/1TBXiaomi 14 Ultra offers much more storage for apps, photos, videos, and other files.
RAM8GB/12GB12GB/16GBXiaomi 14 Ultra can handle more demanding applications and multitasking with ease.
Expandable StorageNoNoNeither phone allows for external storage expansion.

2. Key Differences Analysis

OnePlus 8T Advantages:

  • Lighter Weight: Significantly lighter (41.5g difference), making it more comfortable for extended use.
  • Macro lens: dedicated Macro lens
  • Price: Likely significantly cheaper on the used market.

Practical Implications:

  • The lighter weight makes the OnePlus 8T more ergonomic, reducing strain during prolonged use.
  • Macro lens: allows for taking detailed close-up photos

Xiaomi 14 Ultra Advantages:

  • Superior Display: Higher resolution, higher PPI, and significantly brighter, providing a much better viewing experience, especially outdoors.
  • Faster Performance: More powerful chipset and GPU, resulting in smoother performance in demanding applications and games.
  • Better Camera System: Higher resolution main camera, telephoto lens, and better selfie camera, offering more versatile and higher quality photography.
  • Longer Battery Life and Faster Charging: Larger battery and faster charging, ensuring longer usage and reduced downtime.
  • Newer Software and Connectivity: More recent Android version, Wi-Fi 7, and Bluetooth 5.4 for better performance and future-proofing.

Practical Implications:

  • The superior display enhances multimedia consumption and overall user satisfaction.
  • Faster performance ensures a smooth and responsive user experience.
  • The advanced camera system allows for capturing stunning photos and videos in various conditions.
  • Longer battery life reduces the need for frequent charging, and faster charging gets you back up and running quickly.
  • Newer software and connectivity ensure compatibility with the latest technologies and improved performance.

Trade-offs:

  • Xiaomi 14 Ultra: Higher price and heavier build compared to the OnePlus 8T.
  • OnePlus 8T: Older hardware and software, less impressive camera system, and shorter battery life compared to the Xiaomi 14 Ultra.

3. User Profiles & Recommendations

Ideal Users for OnePlus 8T:

  • Budget-conscious users: Seeking a reliable phone for basic tasks at a lower price point.
  • Users prioritizing ergonomics: Preferring a lighter and more compact device for comfortable handling.
  • Users with limited storage needs: Adequate for users who don't store many large files.

Specific Use Cases:

  • Everyday communication (calls, messages, emails)
  • Casual browsing and social media
  • Basic photography in good lighting conditions

Ideal Users for Xiaomi 14 Ultra:

  • Photography enthusiasts: Demanding the best possible camera system for capturing high-quality photos and videos.
  • Power users: Requiring top-tier performance for gaming, video editing, and other demanding tasks.
  • Users prioritizing display quality: Wanting a vibrant and sharp display for immersive multimedia experiences.
  • Users who need long battery life: Need a device that can last through a full day of heavy usage.

Specific Use Cases:

  • Professional photography and videography
  • Mobile gaming
  • High-resolution video streaming
  • Productivity tasks requiring significant processing power

4. Decision Framework

Key Questions for Buyers:

  1. What is my budget? The Xiaomi 14 Ultra is significantly more expensive, so budget is a primary consideration.
  2. How important is camera quality? If photography is a priority, the Xiaomi 14 Ultra offers a vastly superior camera system.
  3. Do I prioritize performance or ergonomics? If performance is crucial, the Xiaomi 14 Ultra is the better choice. If ergonomics and weight are more important, the OnePlus 8T might be preferable.

Scenario-Based Recommendations:

  • Scenario 1: Need a reliable phone for everyday use on a tight budget.

    • Recommendation: OnePlus 8T (if available at a substantial discount)
  • Scenario 2: Want a phone with a top-of-the-line camera system for professional photography.

    • Recommendation: Xiaomi 14 Ultra
  • Scenario 3: Need a powerful phone for gaming and other demanding tasks, with a great display.

    • Recommendation: Xiaomi 14 Ultra

Which phone I would choose and why:

I would choose the Xiaomi 14 Ultra. While the OnePlus 8T has the advantage of being lighter and potentially cheaper on the used market, the Xiaomi 14 Ultra offers a superior experience in almost every other aspect. The significantly better display, vastly improved camera system, much faster performance, longer battery life, and newer software make it a worthwhile investment for my needs. As someone who values photography, mobile gaming, and overall performance, the Xiaomi 14 Ultra provides a more complete and future-proof package. The weight difference is a compromise I am willing to make for the significant gains in other areas.

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.