Home/Battles/OnePlus 15 vs Galaxy S25 Ultra

Lab Benchmark Battle

OnePlus 15 vs Galaxy S25 Ultra

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

Smartphone Battle

Comparing 2 devicesSwipe across ⇄

· 2025

OnePlus 15

$899

92.9/ 100

Overall

Exceptional

BeastScore

92.9

Benchmark

Performance95/100

Camera91/100

Battery100/100

· 2025

Galaxy S25 Ultra

$1299

88.2/ 100

Overall

Exceptional

BeastScore

88.2

Benchmark

Performance90/100

Camera100/100

Battery86/100

Which Phone Should You Buy: Key Reasons & Hardware Advantages

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Reasons to buy OnePlus 15:

✓7g lighter chassis (211g) optimized for one-handed ergonomics
✓$400 lower launch MSRP ($899 vs $1299)
✓Larger 7,300 mAh battery capacity (+2,300 mAh more capacity)

Reasons to buy Galaxy S25 Ultra:

✓200MP primary camera sensor with 4K/120fps video recording
✓6.9" display with 120Hz ProMotion refresh rate

How Do the Specifications Compare Side-by-Side?

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Specification	OnePlus 15	Galaxy S25 Ultra
1. Display & Screen
Screen Type & Tech	LTPO AMOLED	Dynamic AMOLED 2X
Screen Size	6.78"	6.9"
Resolution & Density	2772x1272 (450 ppi)	3120x1440 (498 ppi)
Refresh Rate	165 Hz ProMotion	120 Hz ProMotion
Brightness	1,800 nits peak	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 16	Android 15
3. Memory & Storage
RAM Memory	16 GB	12 GB
Internal Storage	256GB / 512GB / 1024GB	256GB / 512GB / 1024GB
Storage Speed	High-speed flash	High-speed flash
Card Slot	No	No
4. Main Camera Optics
Primary Camera	50 MP, f/1.8, OIS, Sony LYT-808	200 MP, f/1.7, OIS, Samsung HP2
Telephoto Zoom	50 MP (3.5x optical zoom), f/2.6, OIS	50 MP (5x optical zoom), f/3.4, OIS + 10 MP (3x optical zoom), f/2.4, OIS
Ultrawide Camera	50 MP, f/2	50 MP, f/1.9
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, f/2.4	12 MP, f/2.2
7. Body & Dimensions
Dimensions	161.4 x 76.7 x 8.1 mm	162.8 x 77.6 x 8.2 mm
Weight	211 g	218 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	IP68/IP69K	IP68
8. Battery & Charging
Battery Capacity	7,300 mAh	5,000 mAh
Wired Fast Charging	120W wired fast charging	45W wired fast charging
Wireless Charging	50W wireless charging	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	Wi-Fi 7
Bluetooth	5.4	5.4
USB Port & Speed	USB-C 3.2	USB-C 3.2
NFC	Yes (contactless payment)	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	$899	$1299

Editorial Lab Verdict

OnePlus 15 edges ahead with a BeastScore of 92.9/100

After comprehensive hardware benchmark comparisons, OnePlus 15 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 OnePlus 15:

Higher overall BeastScore: 92.9 vs top rival 88.2 · Larger battery capacity: 7,300 mAh (+2,300 mAh more)

When to buy Galaxy S25 Ultra:

Higher resolution main sensor: 200 MP vs max 50 MP · Dedicated optical telephoto zoom (2 lens system)

Quick Answers

Frequently Asked Questions: OnePlus 15 vs Galaxy S25 Ultra

Which phone is better: OnePlus 15 or Galaxy S25 Ultra?

OnePlus 15 leads with an overall BeastScore of 92.9/100 compared to Galaxy S25 Ultra (88.2/100), driven by advantages in Higher overall BeastScore: 92.9 vs top rival 88.2 and Larger battery capacity: 7,300 mAh (+2,300 mAh more).

What are the primary battery and display differences between OnePlus 15 and Galaxy S25 Ultra?

OnePlus 15 is equipped with a 6.78-inch display and 7300 mAh battery, while Galaxy S25 Ultra features a 6.9-inch display and 5000 mAh battery.

How do the camera capabilities compare between OnePlus 15 and Galaxy S25 Ultra?

In lab hardware evaluations, OnePlus 15 scores 91/100 in camera performance, while Galaxy S25 Ultra scores 100/100.

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OnePlus 15 vs Galaxy S25 Ultra

OnePlus 15

Galaxy S25 Ultra

Which Phone Should You Buy: Key Reasons & Hardware Advantages

How Do the Specifications Compare Side-by-Side?

OnePlus 15 edges ahead with a BeastScore of 92.9/100

Frequently Asked Questions: OnePlus 15 vs Galaxy S25 Ultra

Which phone is better: OnePlus 15 or Galaxy S25 Ultra?

What are the primary battery and display differences between OnePlus 15 and Galaxy S25 Ultra?

How do the camera capabilities compare between OnePlus 15 and Galaxy S25 Ultra?

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