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ASUS Zenfone 10 vs Xiaomi 15 Ultra

Updated Apr 2026phones
ASUS Zenfone 10
ASUS
ASUS Zenfone 10
$699
8.1/10
VS
Xiaomi 15 Ultra
Xiaomi
Xiaomi 15 Ultra
$999
8.7/10
Winner

The Verdict

These phones target vastly different market segments. The Zenfone 10 excels as a compact flagship with its 5.92-inch display, 144Hz refresh rate, and Gimbal OIS for stabilized video in a lightweight 172g body. Its Snapdragon 8 Gen 2, 8GB/16GB RAM, and 4300mAh battery deliver solid performance for everyday users. The 15 Ultra commands a $300 premium for tangible upgrades: 6.73-inch 3200x1440 LTPO display with extraordinary 3200-nit peak brightness, Snapdragon 8 Elite chip, 16GB standard RAM, and a 5810mAh battery supporting 90W charging and 50W wireless. The camera systems differ strategically. Zenfone 10 prioritizes the main 50MP Sony IMX766 with Gimbal OIS for video excellence, while 15 Ultra adds a 200MP 5x periscope telephoto and 50MP ultrawide on its 1-inch main sensor, offering superior zoom range and versatility. 15 Ultra's 229g weight and larger form factor require consideration for those valuing portability. At $699, the Zenfone 10 delivers exceptional value for compact phone enthusiasts and content creators needing stabilization. The 15 Ultra justifies its premium through flagship specifications, superior display technology, and comprehensive camera system. Choose Zenfone 10 for portability and gimbal video; select 15 Ultra for display quality, zoom capability, and overall performance ceiling.

ValueZenfone 10
Camera15 Ultra
Battery15 Ultra
Display15 Ultra
Performance15 Ultra

Who Should Buy

Buy the ASUS Zenfone 10 if…

  • Compact 5.92-inch flagship — one of the few small high-end phones
  • Snapdragon 8 Gen 2 delivers flagship-tier performance
  • 6-axis gimbal stabilization for ultra-steady video and photos

Buy the Xiaomi 15 Ultra if…

  • 200MP periscope telephoto with 5x optical zoom rivals Galaxy S25 Ultra
  • 1-inch main sensor with Leica optics produces stunning photos
  • Titanium frame gives a premium, durable build

Category Scores

ASUS Zenfone 10
Xiaomi 15 Ultra
Value
8.8
7.5
Camera
8.4
9.1
Battery
7.5
9.0
Display
8.5
9.3
Performance
8.0
8.9

Pros & Cons

ASUS Zenfone 10

Pros

  • Compact 5.92-inch flagship — one of the few small high-end phones
  • Snapdragon 8 Gen 2 delivers flagship-tier performance
  • 6-axis gimbal stabilization for ultra-steady video and photos
  • 144Hz AMOLED display is smooth and vibrant
  • IP68 water resistance with wireless charging

Cons

  • 30W wired charging is slow compared to 100W+ competitors
  • 5.92-inch screen limits content consumption and typing comfort
  • No telephoto lens — digital zoom only
  • Plastic back feels less premium than glass
  • ASUS software update cadence is slower than Samsung or Google

Xiaomi 15 Ultra

Pros

  • 200MP periscope telephoto with 5x optical zoom rivals Galaxy S25 Ultra
  • 1-inch main sensor with Leica optics produces stunning photos
  • Titanium frame gives a premium, durable build
  • 4K@120fps video recording is industry-leading
  • 90W fast charging and 50W wireless on a huge 5810 mAh battery

Cons

  • Heavy at 229 g and thick at 9.17 mm
  • Very expensive at $999 with limited global availability
  • HyperOS software experience lags behind iOS and One UI
  • Camera bump is extremely large

Full Specifications

SpecASUS Zenfone 10Xiaomi 15 Ultra
SoftwareAndroid 13 (ZenUI)Android 15 (HyperOS 2)
Body
Weight172 g229 g
MaterialAluminum frame, Gorilla Glass Victus 2 front, plastic backTitanium frame, Gorilla Glass Victus 2
IP ratingIP68IP68
Dimensions146.5 x 68.1 x 9.4 mm161.1 x 75.2 x 9.17 mm
Camera
Main camera50 MP, f/1.9, Gimbal OIS, Sony IMX76650 MP, f/1.63, OIS (1-inch sensor)
Front camera32 MP, f/2.432 MP, f/2.0
Video8K@24fps, 4K@60fps8K@30fps, 4K@120fps
Ultrawide13 MP, f/2.250 MP, f/2.0, 128-degree
Telephoto200 MP, f/2.6, 5x periscope optical zoom, OIS
Memory
RAM8 GB / 16 GB16 GB
Storage options128 GB, 256 GB, 512 GB256 GB, 512 GB, 1 TB
Battery
Capacity4300 mAh5810 mAh
Charging30W wired90W wired
Wireless charging15W Qi50W wireless
Display
Size5.92 inches6.73 inches
TypeAMOLEDLTPO AMOLED
Resolution2400 x 10803200 x 1440
Refresh rate144Hz1-120Hz
Brightness (nits)11003200
Processor
CPUOcta-core (1x3.2 GHz + 2x2.8 GHz + 2x2.8 GHz + 3x2.0 GHz)Octa-core (2x4.32 GHz + 6x3.53 GHz)
GPUAdreno 740Adreno 830
ChipsetQualcomm Snapdragon 8 Gen 2Qualcomm Snapdragon 8 Elite
Connectivity
5G
NFC
USBUSB-C 3.1USB-C 3.2
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.35.4

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This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.

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