Xiaomi 15 Ultra vs Xiaomi 15T: Which One Should You Buy?
Xiaomi 15 Ultra edges ahead with a BeastScore of 87.6/100 — but the right choice depends on what matters to you.
Xiaomi 15 Ultra
Xiaomi 15T
Xiaomi 15 Ultra wins 4 of 6 categories
Here's exactly where each phone is stronger.
Bigger shape = better phone.
Scores out of 100. "From specs" scores compare only the specs both phones list. How we score
- Speedfrom specsXiaomi 15 Ultra9780
- Camerafrom specsXiaomi 15 Ultra9382
- VideoNot enough data
- SelfieTie8888
- BatteryXiaomi 15 Ultra8861
- DisplayXiaomi 15 Ultra9052
- ConnectivityNot enough data
- SecurityTie100100
- ValueNot enough data
- Xiaomi 15T has the bigger battery5,500 mAh vs 5,410 mAh
- Xiaomi 15 Ultra charges faster90W vs 67W
- Xiaomi 15T has the bigger screen6.83" vs 6.73"
- Xiaomi 15T is lighter194 g vs 226 g
- Xiaomi 15 Ultra has more RAM16 GB vs 12 GB
- Xiaomi 15 Ultra has the faster chipSnapdragon 8 Elite vs MediaTek Dimensity 8400-Ultra MT6899
Why buy each phone
Swipe ⇄Xiaomi 15 Ultra wins — BeastScore 87.6/100
The Xiaomi 15 Ultra is the better pick for most people thanks to its faster charging (90W vs 67W) and more RAM (16 GB vs 12 GB). The Xiaomi 15T is worth a look if you prefer its bigger battery (5,500 mAh vs 5,410 mAh).
Faster wired charging: 90W vs 67W · More RAM: 16 GB vs 12 GB
Lighter: 194 g vs 226 g (32 g less)
Common questions
Which is better: Xiaomi 15 Ultra or Xiaomi 15T?
The Xiaomi 15 Ultra is the better pick for most people thanks to its faster charging (90W vs 67W) and more RAM (16 GB vs 12 GB). The Xiaomi 15T is worth a look if you prefer its bigger battery (5,500 mAh vs 5,410 mAh). BeastScore: Xiaomi 15 Ultra 87.6/100, Xiaomi 15T 87.0/100.
What are the main battery and display differences between Xiaomi 15 Ultra and Xiaomi 15T?
Xiaomi 15 Ultra has a 6.73-inch display and 5410 mAh battery. Xiaomi 15T has a 6.83-inch display and 5500 mAh battery.
Similar Smartphones
More Smartphones comparisons
Xiaomi 14 Ultra vs Xiaomi 15 Ultra
Xiaomi 15 Ultra vs Xiaomi 17 Ultra 5G (China)
Xiaomi 15 Ultra vs Xiaomi 15
Xiaomi 15 Ultra vs Xiaomi 15 Pro
iPhone 18 Pro Max vs Xiaomi 15 Ultra
Xiaomi 15T vs Xiaomi 17T 5G
Xiaomi 14T vs Xiaomi 15T
Xiaomi 15T vs Xiaomi 15
Related articles
All articles →
UpdateXiaomi starts beta test recruitment for HyperOS 4
Xiaomi has started recruiting beta testers for HyperOS 4 across eligible flagship devices, focusing on smoother animations, lower background RAM usage, and improved AI features.
Read →
Hardware AnalysisApple Watch Series 12 & Ultra 4 Deep Dive: S11 Silicon, Next-Gen Health Sensing System, Audio Intelligence, and Ceramic Design Breakdown
An architectural deep dive into Apple Watch Series 12 and Ultra 4: S11 SiP silicon, high-frequency optical PPG arrays, on-device Audio Intelligence, Longevity health age modeling, and the return of ceramic engineering.
Read →
Copilot+ PC Silicon Deep DiveIntel Lunar Lake (Core Ultra 200V) vs. AMD Strix Point (Ryzen AI 300) vs. Qualcomm Snapdragon X Elite: The Definitive Copilot+ PC Silicon Architecture, Battery Life, NPU, and x86 vs. ARM Benchmark Showdown (2026)
An exhaustive 3-way architectural breakdown pitting Intel's Memory-on-Package Lunar Lake (Core Ultra 7 258V / 288V), AMD's Zen 5 / RDNA 3.5 Strix Point (Ryzen AI 9 HX 370), and Qualcomm's ARM Oryon Snapdragon X Elite against each other across IPC, multi-threaded efficiency, gaming FPS, local NPU TOPS, and real-world 20+ hour battery life.
Read →