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Google Pixel 8 vs Xiaomi 15 Ultra

Updated Apr 2026phones
Google Pixel 8
Google
Google Pixel 8
$699
8.1/10
VS
Xiaomi 15 Ultra
Xiaomi
Xiaomi 15 Ultra
$999
8.7/10
Winner

The Verdict

Google Pixel 8 delivers exceptional value at $699 with Google's refined AI features and reliable performance through Tensor G3, while Xiaomi 15 Ultra commands premium positioning at $999 with flagship specifications across every dimension. Pixel 8 features a compact 6.2-inch Actua OLED display at 2400x1080 resolution with 2000 nits brightness and 120Hz refresh, paired with 8GB RAM and up to 256GB storage. Its 50MP main camera with f/1.68 aperture and optical image stabilization excels in computational photography. The 4575mAh battery supports 27W charging and wireless capabilities. Xiaomi 15 Ultra substantially upgrades the experience: larger 6.73-inch LTPO AMOLED at 3200x1440 with 3200 nits peak brightness, Snapdragon 8 Elite processor, 16GB RAM, and up to 1TB storage. The camera system is genuinely superior, featuring a 1-inch 50MP main sensor, 200MP 5x periscope telephoto, and 50MP ultrawide, supporting 8K video and 4K@120fps. Battery reaches 5810mAh with aggressive 90W wired and 50W wireless charging. Build quality favors Xiaomi with titanium framing versus aluminum. For most users, Pixel 8 offers intelligent software and AI features with solid hardware at reasonable pricing. Xiaomi 15 Ultra justifies its premium for those prioritizing camera versatility, raw performance, and battery endurance.

ValuePixel 8
Camera15 Ultra
Battery15 Ultra
Display15 Ultra
Performance15 Ultra

Who Should Buy

Buy the Google Pixel 8 if…

  • Compact and comfortable design
  • Seven years of updates
  • Excellent main camera

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

Google Pixel 8
Xiaomi 15 Ultra
Value
8.6
7.9
Camera
8.5
9.3
Battery
7.8
8.9
Display
8.3
9.2
Performance
8.0
9.1

Pros & Cons

Google Pixel 8

Pros

  • Compact and comfortable design
  • Seven years of updates
  • Excellent main camera
  • Bright Actua OLED display
  • On-device AI features

Cons

  • No telephoto lens
  • Tensor G3 thermals can be inconsistent
  • Only 8 GB RAM
  • Slow charging vs rivals

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

SpecGoogle Pixel 8Xiaomi 15 Ultra
SoftwareAndroid 14Android 15 (HyperOS 2)
Body
Weight187 g229 g
MaterialAluminum frame, Gorilla Glass VictusTitanium frame, Gorilla Glass Victus 2
IP ratingIP68IP68
Dimensions150.5 x 70.8 x 8.9 mm161.1 x 75.2 x 9.17 mm
Camera
Main camera50 MP, f/1.68, OIS50 MP, f/1.63, OIS (1-inch sensor)
Front camera10.5 MP, f/2.232 MP, f/2.0
Video4K@60fps8K@30fps, 4K@120fps
Ultrawide12 MP, f/2.2, 125.8-degree50 MP, f/2.0, 128-degree
Telephoto200 MP, f/2.6, 5x periscope optical zoom, OIS
Memory
RAM8 GB16 GB
Storage options128 GB, 256 GB256 GB, 512 GB, 1 TB
Battery
Capacity4575 mAh5810 mAh
Charging27W wired90W wired
Wireless charging18W (Pixel Stand)50W wireless
Display
Size6.2 inches6.73 inches
TypeActua OLEDLTPO AMOLED
Resolution2400 x 10803200 x 1440
Refresh rate120Hz1-120Hz
Brightness (nits)20003200
Processor
CPUNona-core (1x3.0 GHz Cortex-X3 & 4x2.45 GHz Cortex-A715 & 4x2.15 GHz Cortex-A510)Octa-core (2x4.32 GHz + 6x3.53 GHz)
GPUImmortalis-G715s MC10Adreno 830
ChipsetGoogle Tensor G3Qualcomm Snapdragon 8 Elite
Connectivity
5G
NFC
USBUSB-C 3.2USB-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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