Xiaomi 15 Ultra vs. 14 Ultra vs. 13 Ultra: Find Your Perfect Device

Xiaomi has firmly established itself as a formidable player in the high-end smartphone market with its Ultra series. The Xiaomi 15 Ultra, 14 Ultra, and 13 Ultra models showcase the pinnacle of the company’s technology, design, and performance. In this detailed comparison, we will dissect these three flagship smartphones, examining their specifications, design, camera capabilities, performance, battery life, and more. This analysis will help you determine which model best fits your needs in 2025.

Full Compation

Design & Display

Processor& Storage

Camera & Battery

Design and Build Quality

The design of Xiaomi’s Ultra smartphones has progressively evolved, striking a balance between aesthetics, ergonomics, and durability.

• Xiaomi 13 Ultra:
  Launched in April 2023, this model features a curved design with rounded edges and a rear finish available in vegan leather or glass, depending on the variant. Its circular camera module is prominent, occupying a significant portion of the rear. Weighing 227 grams and measuring 9.1 mm thick, it boasts an IP68 rating for water and dust resistance. The front is protected by Gorilla Glass Victus, a standard at the time.
• Xiaomi 14 Ultra:
  Introduced on February 22, 2024, this device refines its predecessor’s design. While retaining the circular camera module, it adopts a flatter edge design and a less curved display. Weighing 219.8 grams and measuring 9.2 mm thick, it is slightly lighter but thicker than the 13 Ultra. It introduces Xiaomi Shield Glass, a more robust protection than Gorilla Glass Victus, while maintaining the IP68 certification. Vegan leather remains a premium option.
• Xiaomi 15 Ultra:
  Launched in China on February 27, 2025, with a global debut on March 2, 2025, at MWC, this model elevates design further. Confirmed rumors indicate a rear finish available in three materials: vegan leather, ceramic, and glass, with an estimated weight of 225 grams and a thickness of 9 mm. Its circular camera module is more aesthetically integrated. The flat display utilizes an enhanced version of Xiaomi Shield Glass 2, and the IP68 certification is retained.

Winner in Design: The Xiaomi 15 Ultra stands out for its material options and modern, balanced design, although personal preferences will dictate weight and ergonomics.

Display Quality

The display quality is crucial for any flagship, and Xiaomi excels in this area.

• Xiaomi 13 Ultra:
  Features a 6.73-inch LTPO AMOLED display with a QHD+ resolution (3200 x 1440), an adaptive refresh rate ranging from 1-120 Hz, and a maximum brightness of 2600 nits. It supports HDR10+ and Dolby Vision, with a pixel density of 522 ppi. While the viewing angles and touch response are excellent, the pronounced curvature may cause reflections at certain angles.
• Xiaomi 14 Ultra:
  Also equipped with a 6.73-inch LTPO AMOLED display, QHD+ resolution (3200 x 1440), and adaptive 120 Hz refresh rate, it increases maximum brightness to 3000 nits, enhancing visibility in direct sunlight. The subtler curvature reduces reflections and continues to support HDR10+ and Dolby Vision, maintaining a pixel density of 522 ppi.
• Xiaomi 15 Ultra:
  Retains the 6.73-inch LTPO AMOLED display with QHD+ resolution (3200 x 1440) but introduces significant improvements. The maximum brightness is rumored to reach 3200 nits, surpassing its predecessors, while the adaptive refresh rate remains at 1-120 Hz. The flat design eliminates side reflections, and color technology has been optimized for more accurate representation, continuously supporting HDR10+ and Dolby Vision.

Winner in Display: The Xiaomi 15 Ultra claims the crown with its superior brightness and flat design, ideal for users who prefer non-curved screens.

Performance Specifications

The heart of these devices lies in their processors, with each generation showcasing Qualcomm’s latest innovations.

• Xiaomi 13 Ultra:
  Utilizes the Snapdragon 8 Gen 2, a 4 nm chip that offers exceptional performance for 2023. Paired with options of 12 GB or 16 GB of LPDDR5X RAM and UFS 4.0 storage of up to 1 TB, this model handles demanding games like Genshin Impact and multitasking effortlessly. Its AnTuTu score hovers around 1.3 million.
• Xiaomi 14 Ultra:
  Steps up the game with the Snapdragon 8 Gen 3, also built on a 4 nm process but with enhancements in efficiency and power. With 16 GB of LPDDR5X RAM as standard and UFS 4.0 storage of up to 1 TB, it achieves an AnTuTu score close to 2 million. Although it can heat up under extreme load, throttling is manageable.
• Xiaomi 15 Ultra:
  Incorporates the Snapdragon 8 Elite, announced in October 2024, based on a 3 nm process. This chip promises a leap in performance and energy efficiency, with estimated AnTuTu scores between 2.5 and 2.7 million. It features 16 GB of LPDDR5X RAM and up to 1 TB of UFS 4.0 storage. Its focus on AI and gaming makes it ideal for advanced tasks like real-time video editing.

Winner in Performance: The Xiaomi 15 Ultra dominates with the Snapdragon 8 Elite, delivering the latest in power and efficiency.

Camera Capabilities

The Ultra series is renowned for its photographic prowess, thanks to a collaboration with Leica.

• Xiaomi 13 Ultra:
  Its quad-camera system includes a 1-inch 50 MP Sony IMX989 main sensor (f/1.9-f/4.0 with variable aperture), a 50 MP ultra-wide (f/1.8), a 50 MP telephoto (3.2x zoom, f/1.8), and a 50 MP periscope (5x zoom, f/3.0). The quality is outstanding, with excellent dynamic range and low-light performance, although HDR processing can be inconsistent.
• Xiaomi 14 Ultra:
  Enhances the setup with a 1-inch 50 MP Sony LYT-900 main sensor (f/1.63-f/4.0, continuous variable aperture), a 50 MP ultra-wide (f/1.8), a 50 MP telephoto (3.2x zoom, f/1.8), and a 50 MP periscope (5x zoom, f/2.5). Images appear more natural, with improved color balance and superior HDR, especially in mixed lighting conditions.
• Xiaomi 15 Ultra:
  Takes photography to new heights with a 50 MP main sensor (1 inch, f/1.6-f/4.0), a 50 MP ultra-wide, a 50 MP telephoto (3.2x zoom), and a groundbreaking 200 MP periscope (5x-10x hybrid zoom). This last sensor uses a larger size to capture stunning details at distance. Leica’s optimization enhances contrast and sharpness, positioning it as a leader in mobile photography.

Winner in Cameras: The Xiaomi 15 Ultra excels with its 200 MP telephoto lens and overall enhancements, perfect for serious photographers.

Battery Life and Charging

Battery life is crucial, and Xiaomi has made adjustments in this area for each model.

• Xiaomi 13 Ultra:
  Features a 5000 mAh battery with 90W wired and 50W wireless fast charging. It offers a full day of intensive use, charging to 100% in about 35 minutes.
• Xiaomi 14 Ultra:
  Reduces battery capacity to 5000 mAh in China (4610 mAh globally) but retains 90W wired and 80W wireless charging. The efficiency of the Snapdragon 8 Gen 3 compensates for the lower capacity, although the global version lasts less.
• Xiaomi 15 Ultra:
  Increases capacity to 6000 mAh in China (5410 mAh globally) with 90W wired and 80W wireless charging. The Snapdragon 8 Elite enhances efficiency, promising up to 1.5 days of moderate use. Full charging takes around 40 minutes.

Winner in Battery: The Xiaomi 15 Ultra, with greater capacity and efficiency, reigns supreme in battery life.

Software Experience

The operating system evolves with each generation, enhancing user experience.

• Xiaomi 13 Ultra:
  Ships with MIUI 14 based on Android 13, offering 3 years of Android updates and 5 years of security patches. While functional, it includes some bloatware.
• Xiaomi 14 Ultra:
  Uses HyperOS based on Android 14, with 4 years of Android updates and 5 years of security patches. HyperOS is cleaner and smoother than MIUI.
• Xiaomi 15 Ultra:
  Comes with HyperOS 2 based on Android 15, promising 5 years of Android updates and 6 years of security patches. It’s more optimized and focused on AI.

Winner in Software: The Xiaomi 15 Ultra offers longer support and a more advanced system.

Pricing Overview

• Xiaomi 13 Ultra: Starting at approximately €1299 ($1399) for the 12 GB + 512 GB variant in 2023.
• Xiaomi 14 Ultra: Starting at around €1499 ($1599) for the 16 GB + 512 GB variant in 2024.
• Xiaomi 15 Ultra: Estimated starting price of €1499 ($1599) for the 16 GB + 512 GB variant in 2025, with variants reaching up to €1799 ($1899).

Conclusion: Which Model Should You Choose?

• Xiaomi 13 Ultra: Ideal for those seeking a powerful flagship with strong photographic capabilities at a more accessible price today.
• Xiaomi 14 Ultra: Offers a balance of refined design, excellent cameras, and solid performance, perfect for current users.
• Xiaomi 15 Ultra: The undisputed king of 2025, featuring cutting-edge power, revolutionary cameras, and superior battery life.

For those in search of the best without considering cost, the Xiaomi 15 Ultra is the clear choice. However, for budget-conscious buyers, the 13 Ultra remains a competitive option. Which one would you choose? Share your thoughts with us!

Key Features of Xiaomi Flagship Smartphones

Xiaomi flagship smartphone comparison

Explore our detailed comparison of Xiaomi’s flagship smartphones, including the Xiaomi 15 Ultra, 14 Ultra, and 13 Ultra, to find your perfect device.

Tags: Xiaomi 13 Ultra, Xiaomi 14 Ultra, Xiaomi 15 Ultra, smartphone comparison, flagship smartphones, mobile photography