Home/Battles/Mi 12S Ultra vs Galaxy S25

Lab Benchmark Battle

Mi 12S Ultra vs Galaxy S25

Direct side-by-side battle analyzing display brightness, chipset benchmark percentiles, multi-camera arrays, battery capacity, and charging speeds.

Smartphone Battle

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Xiaomi · 2022

Mi 12S Ultra

Price on request

83.9/ 100

Overall

Exceptional

BeastScore

83.9

Benchmark

Performance90/100

Camera84/100

Battery82/100

Samsung · 2025

Galaxy S25

$799

84.0/ 100

Overall

Exceptional

BeastScore

84.0

Benchmark

Performance90/100

Camera91/100

Battery70/100

Which Phone Should You Buy: Key Reasons & Hardware Advantages

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Reasons to buy Mi 12S Ultra:

✓Larger 4,860 mAh battery capacity (+860 mAh more capacity)
✓50.3MP primary camera sensor with 4K/120fps video recording
✓6.73" display with 120Hz ProMotion refresh rate

Reasons to buy Galaxy S25:

✓63g lighter chassis (162g) optimized for one-handed ergonomics
✓$9200 lower launch MSRP ($799 vs $9999)
✓50MP primary camera sensor with 4K/120fps video recording

How Do the Specifications Compare Side-by-Side?

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Specification	Mi 12S Ultra	Galaxy S25
1. Display & Screen
Screen Type & Tech	AM-OLED	Dynamic AMOLED 2X
Screen Size	6.73"	6.2"
Resolution & Density	1440x3200 (521 ppi)	2340x1080 (416 ppi)
Refresh Rate	120 Hz ProMotion	120 Hz ProMotion
Brightness	N/A	2,600 nits peak
Screen Protection	Scratch-resistant glass	Scratch-resistant glass
2. Platform & Performance
Chipset / Processor	High performance SoC	High performance SoC
CPU Cores	Multi-core high performance	Multi-core high performance
GPU Graphics	Integrated Graphics	Integrated Graphics
Operating System	Android 12	Android 15
3. Memory & Storage
RAM Memory	12 GB	12 GB
Internal Storage	256GB / 512GB	128GB / 256GB / 512GB
Storage Speed	High-speed flash	High-speed flash
Card Slot	No	No
4. Main Camera Optics
Primary Camera	50.3 MP	50 MP, f/1.8, OIS, Samsung GN3
Telephoto Zoom	None (Digital zoom only)	10 MP (3x optical zoom), f/2.4, OIS
Ultrawide Camera	N/A	12 MP, f/2.2
LiDAR / Depth	None	None
5. Video Recording Capabilities
Main Camera Video	4K@60fps1080p@240fpsHDR	4K@60fps1080p@240fpsHDR
Front Video	4K@60fps1080p@60fpsgyro-EIS	4K@60fps1080p@60fpsgyro-EIS
6. Selfie Camera
Selfie Lens	32 MP	12 MP, f/2.2
7. Body & Dimensions
Dimensions	163.17 x 74.97 x 9.06 mm	146.9 x 70.5 x 7.2 mm
Weight	225 g	162 g
Build Materials	Glass front, metal/glass frame	Glass front, metal/glass frame
SIM Type	Nano-SIM / eSIM support	Nano-SIM / eSIM support
Water Resistance	Not certified	IP68
8. Battery & Charging
Battery Capacity	4,860 mAh	4,000 mAh
Wired Fast Charging	120W wired fast charging	25W wired fast charging
Wireless Charging	Not supported	15W wireless charging
Reverse Charging	Reverse wireless charging	Reverse wireless charging
9. Sound & Audio
Loudspeaker	Stereo speakers	Stereo speakers
3.5mm Headphone Jack	No	No
10. Connectivity & Comms
Wi-Fi Standard	Wi-Fi 7 / 6E tri-band	Wi-Fi 7
Bluetooth	Bluetooth 5.2	5.4
USB Port & Speed	USB C reversible	USB-C 3.2
NFC	Yes	Yes (contactless payment)
11. Sensors & Security
Sensors	Biometric fingerprint/face, accelerometer, gyro, compass	Biometric fingerprint/face, accelerometer, gyro, compass
Satellite Features	Emergency SOS via satellite (select markets)	Emergency SOS via satellite (select markets)
12. Colors & Overview
Colors	Standard finishes	Standard finishes
Launch Price	Price on request	$799

Editorial Lab Verdict

Galaxy S25 edges ahead with a BeastScore of 84.0/100

After comprehensive hardware benchmark comparisons, Galaxy S25 ranks as the overall top pick in this matchup. Key differentiators include its advanced processor architecture and verified 91/100 camera rating.

When to buy Mi 12S Ultra:

Larger battery capacity: 4,860 mAh (+860 mAh more) · Significantly faster wired charging: 120W vs max 25W

When to buy Galaxy S25:

Higher overall BeastScore: 84.0 vs top rival 83.9 · Dedicated optical telephoto zoom (1 lens system)

Quick Answers

Frequently Asked Questions: Mi 12S Ultra vs Galaxy S25

Which phone is better: Mi 12S Ultra or Galaxy S25?

Galaxy S25 leads with an overall BeastScore of 84.0/100 compared to Mi 12S Ultra (83.9/100), driven by advantages in Higher overall BeastScore: 84.0 vs top rival 83.9 and Dedicated optical telephoto zoom (1 lens system).

What are the primary battery and display differences between Mi 12S Ultra and Galaxy S25?

Mi 12S Ultra is equipped with a 6.73-inch display and 4860 mAh battery, while Galaxy S25 features a 6.2-inch display and 4000 mAh battery.

How do the camera capabilities compare between Mi 12S Ultra and Galaxy S25?

In lab hardware evaluations, Mi 12S Ultra scores 84/100 in camera performance, while Galaxy S25 scores 91/100.

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Mi 12S Ultra vs Galaxy S25

Mi 12S Ultra

Galaxy S25

Which Phone Should You Buy: Key Reasons & Hardware Advantages

How Do the Specifications Compare Side-by-Side?

Galaxy S25 edges ahead with a BeastScore of 84.0/100

Frequently Asked Questions: Mi 12S Ultra vs Galaxy S25

Which phone is better: Mi 12S Ultra or Galaxy S25?

What are the primary battery and display differences between Mi 12S Ultra and Galaxy S25?

How do the camera capabilities compare between Mi 12S Ultra and Galaxy S25?

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