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  1. Home
  2. /Smartphones
  3. /Samsung Galaxy S25 Ultra vs Xiaomi 17 Ultra

Samsung Galaxy S25 Ultra vs Xiaomi 17 Ultra

Verdict

Our overall take, at a glance

Key takeaways

  • Samsung Galaxy S25 Ultra and Xiaomi 17 Ultra are closely matched overall (within 1 points).
  • Samsung Galaxy S25 Ultra stands out on Display Resolution: 1440 × 3120 px, Display Pixel density: 498 PPI, Display Screen-to-body ratio: 92.5%.
  • Xiaomi 17 Ultra counters with Memory RAM capacity: 16 GB, Memory technology: UFS 4.1, Storage capacity: 512 GB.
Samsung Galaxy S25 Ultra and Xiaomi 17 Ultra are closely matched
Samsung Galaxy S25 Ultra
78
Xiaomi 17 Ultra
78
Where Samsung Galaxy S25 Ultra stands out
  • Display Resolution: 1440 × 3120 px
  • Display Pixel density: 498 PPI
  • Display Screen-to-body ratio: 92.5%
Where Xiaomi 17 Ultra stands out
  • Memory RAM capacity: 16 GB
  • Memory technology: UFS 4.1
  • Storage capacity: 512 GB

Strengths Profile

Bigger shape = stronger. Whoever reaches further wins that category.

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Jul 2026.

Samsung Galaxy S25 Ultra

AI analysis isn't ready yet

We haven't generated an in-depth write-up for Samsung Galaxy S25 Ultra yet. The specs, scores and strengths profile above still cover it — check back later for the AI summary.

Xiaomi 17 Ultra

The Xiaomi 17 Ultra is a premium, camera-focused flagship smartphone designed for mobile photography purists and power users. Running on Xiaomi's HyperOS, the device stands out with its massive rear camera array and extensive Leica branding.

Best for Enthusiasts seeking advanced mobile photography with Leica color tuningBest for Users who want a premium global smartphone with top-tier screen and battery perf
Pros
  • Highly capable camera system with deep Leica integration and versatile shooting parameters
  • Runs on the refined HyperOS platform with global market availability
  • High-quality display, strong audio performance, and dependable battery life
Cons
  • The massive physical size of the camera module dominates the rear design, making it feel more like a dedicated camera than a traditional phone
  • Camera interface requires diving into menus to preserve custom resolution and shooting parameters between sessions
Source
  • Xiaomi Mi 11 Ultra - WikipediaProvided context on the legacy and design trajectory of Xiaomi's Ultra-series lineup.
Video — reviews used (2)

Provided hands-on review feedback regarding the Xiaomi 17 Ultra's camera dominance, Leica branding, HyperOS performance, and menu settings.

Generated Jul 4, 2026

Value for Money

Which is the better deal for the price

Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.

Samsung Galaxy S25 Ultra

Check Price on Amazon

Xiaomi 17 Ultra

Check Price on Amazon

Performance

Higher benchmark score = faster

Samsung Galaxy S25 Ultra2,209,231
Xiaomi 17 Ultra3,850,000
See the raw benchmark values →

Benchmark score — a measured indicator of raw performance, not a guarantee of real-world speed.

Battery capacity

Larger cell — a hardware spec, not battery life

Samsung Galaxy S25 Ultra5,000 mAh
Xiaomi 17 Ultra6,000 mAh

Capacity is the raw battery size. Real-world battery life depends just as much on the processor, software and display.

Physical Comparison

Weigh them up, then compare real dimensions in 3D

218 g218 g
Samsung Galaxy S25 UltraXiaomi 17 Ultra

Samsung Galaxy S25 Ultra and Xiaomi 17 Ultra weigh about the same.

Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Chip

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Model
Qualcomm Snapdragon 8 Elite

Memory

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
RAM capacity
12 GB
16 GB
Memory technology

Storage

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Storage capacity
256 GB
512 GB
Is expandable
No
No

Display

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Size
6.9 in
6.9 in
Resolution
1440 × 3120 px
1200 × 2608 px
Pixel density
498 PPI
416 PPI
Refresh rate
120 Hz
120 Hz
Display technology
Protection
Xiaomi Shield Glass 3.0
Has pen support
Yes
N/A
Screen-to-body ratio
93%92%

Rear Camera

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Rear camera (megapixels)
200 MP
50 MP
Rear camera aperture
1.7
1.7
Optical zoom
5
N/A
Has High Dynamic Range (HDR)
Yes
Yes
Has Optical Image Stabilization (OIS)
Yes
Yes
Number of cameras
4
3
Other cameras
N/A
N/A

Front Camera

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Front camera (megapixels)
12 MP
50 MP
Front camera aperture
2.2
2.2

Cellular

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Cellular technology
SIM type
Has dual-sim support
Yes
Yes

Connectivity

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Bluetooth technology
Wi-Fi technology
Connector
USB Type-C 3.2 Gen 2
Has a headphone jack
No
No

Sensors

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Has a NFC sensor
Yes
Yes
Has an accelerometer sensor
Yes
Yes
Has a gyroscope sensor
Yes
Yes
Has a magnetic field sensor
Yes
Yes
Has an atmospheric pressure sensor
Yes
Yes
Has a GPS sensor
Yes
Yes

Design & Weight

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Color
N/A
N/A
Dimensions
16.28 × 7.76 × 0.82 cm
16.29 × 7.76 × 0.83 cm
Weight
218 g
218 g

Power & Battery

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Battery capacity
5,000 mAh
6,000 mAh
Has wireless charging support
Yes
Yes
Has fast charging support
Yes
Yes

Benchmark

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Antutu score
2,209,231
3,850,000
Geekbench single-core score
3,106
N/A
Geekbench multi-core score
9,763
N/A

Miscellaneous

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Release date
February 3, 2025
March 10, 2026
SAR (Head)
1.26 W/kg
N/A
SAR (Body)
0.64 W/kg
N/A
Dust & Water resistance
IP69
Operating system

Security

Feature
Samsung Galaxy S25 Ultra
Xiaomi 17 Ultra
Has a fingerprint scanner
Yes
Yes
Has an advanced face scanner
No
N/A

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

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