Engineering:Xiaomi 15

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Short description: 2024 Series of HyperOS-based smartphones
Xiaomi 15
Xiaomi 15 Pro
Xiaomi 15 Ultra
Xiaomi 15S Pro
Xiaomi 15 Ultra
Codename15: dada
15 Pro: haotian
15 Ultra: xuanyuan
ManufacturerXiaomi
SeriesXiaomi
Model15: 24129PN74G, 24129PN74I, 24129PN74C
15 Pro: 2410DPN6CC
15 Ultra: 25010PN30G, 25010PN30I, 25019PNF3C (Tiantong satellite), 25010PN30C (Tiantong and Beidou satellites)
First released15/Pro: October 29, 2024; 15 months ago (2024-10-29)
15 Ultra: February 27, 2025; 11 months ago (2025-02-27)
15S Pro: May 22, 2025; 8 months ago (2025-05-22)
Availability by region15/Pro: October 31, 2024; 15 months ago (2024-10-31) in China
15 Ultra: March 3, 2025; 11 months ago (2025-03-03) in China
15S Pro: May 22, 2025; 8 months ago (2025-05-22) in China
PredecessorXiaomi 14
SuccessorXiaomi 17
Type15: smartphone
15 Pro/Ultra/S Pro: phablet
Form factorSlate
Dimensions15: 152.3 × 71.2 × 8.08 mm
Mass181 g
213 g (15 Pro/S Pro)
Operating systemOriginal: Xiaomi HyperOS 2 (based on Android 15)
Current: Xiaomi HyperOS 3 (based on Android 16)
System on chip15S Pro: XRING O1
15/Pro/Ultra: Qualcomm Snapdragon 8 Elite
CPUOcta-core (1x 4.32 GHz Prime + 4x Performance + 3x Efficiency)
GPUAdreno 830
Memory12 GB / 16 GB LPDDR5X
Storage256 GB / 512 GB / 1 TB
UFS 4.0
Removable storageNo
Battery15:
  • 5240 mAh
  • 5400 mAh (China)
15 Pro: 6100 mAh
15 Ultra:
  • 5410 mAh
  • 6000 mAh (China)
Charging90W wired, 50W wireless
Display15: 6.36-inch LTPO AMOLED, 1.5K resolution, 120 Hz refresh rate, 3200 nits peak brightness
15 Pro/Ultra/S Pro: 6.73-inch LTPO AMOLED, 2K resolution, 120 Hz refresh rate, 3200 nits peak brightness
Rear camera50 MP (Primary, Leica, OIS), 50 MP (Ultra-wide), 50 MP (Telephoto)
Front camera32 MP (OmniVision OV32B40)
SoundStereo speakers, Dolby Atmos
Connectivity5G, Wi-Fi 7, Bluetooth 6.0, NFC, USB-C

Xiaomi 15 is a series of Android-based smartphones manufactured by Xiaomi. It succeeds the Xiaomi 14 series and introduces advancements in display technology, camera system, and performance. The devices run on Xiaomi HyperOS 2, based on Android 15, and are powered by the Qualcomm Snapdragon 8 Elite chipset. The Xiaomi 15 and Xiaomi 15 Pro were introduced on October 29, 2024, while the Xiaomi 15 Ultra was introduced on February 27, 2025. The global versions of the Xiaomi 15 and Xiaomi 15 Ultra were announced on March 3, 2025 at MWC and feature eSIM support and smaller batteries compared to the Chinese counterparts.[1][2][3][4]

Specifications

Hardware

Design and display

The Xiaomi 15 features a 6.36-inch OLED display with a 1.5K resolution, a 120 Hz refresh rate, and a peak brightness of 3200 nits. The phone is built with an aviation-grade aluminum frame and has a compact design measuring 152.3 × 71.2 × 8.08 mm, weighing 181 g. It is rated IP68 for dust and water resistance, offering durability for daily use.[5][6]

Hardware and performance

Powered by the Qualcomm Snapdragon 8 Elite chipset, the Xiaomi 15 line-up is built on a 3 nm process. It includes 8 GB 12 GB or 16 GB of LPDDR5X RAM and offers storage options of 256 GB, 512 GB or 1 TB using UFS 4.0 technology in the base and Pro models and UFS 4.1 technology in the Ultra model. The devices are equipped with an advanced cooling system to manage thermal performance during high-intensity tasks. They support 5G connectivity, Wi-Fi 7, Bluetooth 6.0, NFC, and USB-C.[7][8]

Xiaomi 15S Pro is equipped with Xiaomi's self-developed 3 nm mobile phone processor chip XRING O1. The chip adopts the second-generation 3 nm advanced process technology, with a chip area of only 109 square millimeters, a transistor count of up to 19 billion, a 16-core GPU, and Immortalis-G925. Its performance ranks among the first echelon of mainstream flagship processors.[9]

Camera system

Xiaomi collaborated with Leica Camera to enhance the imaging capabilities of the Xiaomi 15 series. The Xiaomi 15 includes a triple-camera system, consisting of a 50 MP primary sensor with optical image stabilization, a 50 MP ultra-wide sensor, and a 50 MP telephoto sensor. The front-facing camera features a 32 MP OmniVision OV32B40 sensor designed for high-resolution selfies and video calls.[10][11]

Xiaomi 15 camera sensors specs[12]
Main Telephoto Ultra-wide Front
Sensor OmniVision OVX9000 Light Fusion 900 Samsung ISOCELL JN5 with 2.6x optical zoom Samsung ISOCELL JN1 OmniVision OV32B
Sensor Size 1/1.31" 1/2.76" 1/3.14"
Megapixels 50 32
Pixel Size 1.2 μm 0.64 μm 0.7 μm
Focal Length 23 mm equivalent 60 mm equivalent 14 mm equivalent
Aperture ƒ/1.6 ƒ/2.76 ƒ/2.0
Xiaomi 15 Ultra camera sensors specs[13]
Main Telephoto 1 Telephoto 2 Ultra-wide Front
Sensor Sony LYT-900 50MP Sony IMX858 with 3x optical zoom Samsung ISOCELL HP9 S5KHP9 with 4.3x optical zoom Samsung ISOCELL JN5 S5KJN5 OmniVision OV32B40
Sensor Size 1" 1/2.51" 1/1.4" 1/2.76" 1/3.14"
Megapixels 50 200 50 32
Pixel Size 1.6-3.2 μm 0.7-1.4 μm 0.56-2.24 μm 0.64-1.128 μm 0.7-1.4 μm
Focal Length 23 mm equivalent 70 mm equivalent 100 mm equivalent 14 mm equivalent 22 mm equivalent
Aperture ƒ/1.63 f/1.8 ƒ/1.4 ƒ/2.76 ƒ/2.0

Battery and charging

The Xiaomi 15 series features a silicon-carbon batteries,[14] which has higher energy density compared to the lithium-ion batteries. That allows manufacturers to include batteries with bigger capacity in smartphones without changing their size.

The battery of the Xiaomi 15 Pro has a capacity of 6100 mAh, while the battery of the Xiaomi 15 has a capacity of 5240 mAh in the global market and 5400 mAh in the Chinese market, and the battery of the Xiaomi 15 Ultra has a capacity of 5410 mAh in the global market and 6000 mAh in the Chinese market.

All three models support 90W wired and 50W wireless charging. They include Xiaomi's proprietary Surge P3 charging chipset and Surge G2 battery management system for optimized power efficiency.[15][16]

Software

The Xiaomi 15 series run on Xiaomi HyperOS 2, which is based on Android 15. It includes various optimizations for system fluidity and battery management, while offering deep integration with Xiaomi's ecosystem of devices.[17] Furthermore, the series supports up to 4 OS version upgrades[lower-alpha 1] and 6 years of security updates[lower-alpha 2], which Xiaomi has solidified its position as a leader in the Android ecosystem by offering one of the industry's most comprehensive software update policies – The Xiaomi Six-Year Update policy.[18]

Notes

  1. ↑ The Xiaomi 15 series is the first phone in the Xiaomi line with 4 years of OS update support
  2. ↑ The Xiaomi 15 series is the first phone in the Xiaomi line with 6 years of security updates

References

  1. ↑ Kharpal, Arjun (2025-03-02). "Xiaomi launches $1,600 Samsung phone challenger as it rides 300% stock rally to record high" (in en). https://www.cnbc.com/2025/03/02/xiaomi-15-and-15-ultra-launch-price-specs-availability.html. 
  2. ↑ Desk, India TV News; News, India TV (2025-03-03). "Xiaomi 15 Series to challenge OnePlus 13 Series, will debut next week in India" (in en). https://www.indiatvnews.com/technology/gadgets/xiaomi-15-series-to-challenge-oneplus-13-series-will-debut-next-week-in-india-2025-03-03-978780. 
  3. ↑ Ivan. "Xiaomi 15 Ultra and Xiaomi 15 launch globally at MWC" (in en-US). https://www.gsmarena.com/xiaomi_15_ultra_and_xiaomi_15_launch_globally_at_mwc-news-66764.php. 
  4. ↑ "Xiaomi 15 Ultra and Xiaomi 15 Launched Globally: When Are They Coming to India?" (in en). 2025-03-03. https://www.digit.in/news/mobile-phones/xiaomi-15-ultra-and-xiaomi-15-launched-globally-when-are-they-coming-to-india.html. 
  5. ↑ Preston, Dominic (2025-03-02). "Xiaomi 15 Ultra review: ugly phone, beautiful camera" (in en-US). https://www.theverge.com/phone-review/621670/xiaomi-15-ultra-review-camera-periscope-price-specs-price. 
  6. ↑ "Xiaomi 15 Ultra, Xiaomi 15 to Launch in India on This Date" (in en). 2025-03-02. https://www.gadgets360.com/mobiles/news/xiaomi-15-ultra-series-india-launch-march-11-mwc-7832095. 
  7. ↑ "Xiaomi 15 Ultra launched with Snapdragon 8 Elite: Price, specs and more" (in en). 2025-02-28. https://www.indiatoday.in/technology/news/story/xiaomi-15-ultra-launched-with-snapdragon-8-elite-price-specs-and-more-2686818-2025-02-28. 
  8. ↑ "MWC 2025: Xiaomi 15, 15 Ultra with Qualcomm Snapdragon 8 Elite makes global debut" (in en). https://www.deccanherald.com/technology/gadgets/mwc-2025-xiaomi-15-series-with-qualcomm-snapdragon-8-elite-makes-global-debut-3428419-3428419. 
  9. ↑ "小米芯片之路已经走了11年，我们深知造芯的艰难，不管前方有多少困难，我们会坚持下去，坚持到最后的胜利！" (in zh). https://m.weibo.cn/detail/5169356511118937. 
  10. ↑ "March smartphone frenzy: Nothing Phone 3a series, Xiaomi 15 Ultra, and more — 5 devices to watch out for" (in en). 2025-02-28. https://www.financialexpress.com/life/technology-march-smartphone-frenzy-nothing-phone-3a-series-xiaomi-15-ultra-and-more-5-devices-to-watch-out-for-3763459/. 
  11. ↑ Mohan, Dhruv (2025-03-02). "Xiaomi introduces 15 & 15 Ultra in Barcelona: Here's all you need to know". The Economic Times. ISSN 0013-0389. https://economictimes.indiatimes.com/magazines/panache/xiaomi-introduces-15-15-ultra-in-barcelona-heres-all-you-need-to-know/articleshow/118666397.cms?from=mdr. 
  12. ↑ "A familiar triple camera with an upgraded telephoto". https://www.gsmarena.com/xiaomi_15-review-2803p5.php. 
  13. ↑ "Fancy new 200MP telephoto, the rest remains almost the same". https://www.gsmarena.com/xiaomi_15_ultra-review-2802p5.php. 
  14. ↑ Peter. "Xiaomi 15 unveiled with Snapdragon 8 Elite, massive 5,400mAh battery" (in en-US). https://www.gsmarena.com/xiaomi_15_unveiled_with_snapdragon_8_elite_massive_5400mah_battery-news-65124.php. 
  15. ↑ "Xiaomi 15 series unveiled globally with Snapdragon 8 Elite and Leica cameras" (in en). 2025-03-03. https://www.indiatoday.in/technology/news/story/xiaomi-15-series-unveiled-globally-with-snapdragon-8-elite-and-leica-cameras-2687989-2025-03-03. 
  16. ↑ Hill, Simon (2025-03-02). "Xiaomi Focuses on Photography With Its Top-End 15 and 15 Ultra" (in en-US). WIRED. https://www.wired.com/review/xiaomi-15-and-xiaomi-15-ultra/. Retrieved 2025-03-03. 
  17. ↑ "Xiaomi 15 series unveiled with Leica design, AI features; check India launch details" (in en). 2025-03-03. https://www.businesstoday.in/technology/news/story/xiaomi-15-series-unveiled-with-leica-design-ai-features-check-india-launch-details-466438-2025-03-03. 
  18. ↑ "The full list of Xiaomi eligible devices with six-year updates". NokiaMob. August 19, 2025. https://nokiamob.net/2025/08/19/xiaomi-six-year-update-the-full-list-of-eligible-devices/. Retrieved September 19, 2025. 



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