OnePlus 15 vs Samsung Galaxy S25 Ultra – Price, Specs & Features

Q: Which phone has better performance, the OnePlus 15 or the Samsung Galaxy S25 Ultra?

In this performance comparison, the OnePlus 15 with its Snapdragon 8 Elite Gen 5 (3nm) performs better than the Samsung Galaxy S25 Ultra with the Snapdragon 8 Elite (3nm), thanks to superior chipset efficiency.

OnePlus 15 alternatives

Tap above to see alternatives.

Samsung Galaxy S24+

Samsung Galaxy S25 Edge

Apple iPhone 16 Plus

Google Pixel 9 Pro

Apple iPhone 15 Pro

Samsung Galaxy S25 Ultra alternatives

Tap above to see alternatives.

Samsung Galaxy S24 Ultra

Your comparison result will be shown here.

OnePlus 15

Snapdragon 8 Elite Gen 5
3 nm
7300 mAh
120W
6.78"
1440 x 3168 pixels
50 MP
8K@30fps
Specs

Samsung Galaxy S25 Ultra

Snapdragon 8 Elite
3 nm
5000 mAh
45W
6.9"
1440 x 3120 pixels
200 MP
8K@24/30fps
Specs

OnePlus 15

Samsung Galaxy S25 Ultra

One or both mobiles are unofficial — Preliminary specifications. Subject to change.

General

Launch Date

Expected Novermber 13, 2025

January 22, 2025

Availability

Coming Soon

Available Now

Android 16

Android 15

Custom UI

OxygenOS 16

One UI 7

OS Updates

4 Years

7 Years

Security Updates

6 Years

7 Years

AI Features

OnePlus AI and more

AI Select, Circle to Search, Cross-app Action, Call Transcript, Writing Assist, Drawing Assist, Audio Eraser, Now Brief, Now Bar and More

Body

Dimensions

162.8 x 77.6 x 8.2 mm

Thickness

8.2 mm

Weight

215 g

218 g

Back Material

Corning Gorilla Armor

Build Details

Titanium Frame (grade 5)

IP Rating

IP69 (dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min), also IP68 rated)

IP68 (dust tight and water resistant (immersible up to 1.5m for 30 min))

Display

Size

6.78 inches

6.9 inches

Type

LTPO AMOLED, 1B colors, PWM, Dolby Vision, HDR10+, HDR Vivid, Ultra HDR image support

Dynamic LTPO AMOLED 2X, HDR10+, Always-on display, DX anti-reflective coating

Refresh Rate

165 Hz

120 Hz

Peak Brightness

1800 nits

2600 nits

Resolution

1440 x 3168 pixels

1440 x 3120 pixels

Pixel Density

513 ppi

498 ppi

Aspect Ratio

19.5:9

Screen to Body Ratio

89.7 %

92.5 %

Protection

Ceramic Guard glass

Corning Gorilla Armor

Performance

Chipset¹

Qualcomm Snapdragon 8 Elite Gen 5

Qualcomm Snapdragon 8 Elite

Process Size

3 nm

CPU

Octa-core
2x4.6 GHz Oryon V3 Phoenix L
6x3.62 GHz Oryon V3 Phoenix M

Octa-core
2x4.47 GHz Oryon V2 Phoenix L
6x3.53 GHz Oryon V2 Phoenix M

GPU

Adreno 840

Adreno 830

RAM & Storage

12GB 256GB (UFS 4.1)
16GB 512GB (UFS 4.1)
16GB 1024GB (UFS 4.1)

12GB 256GB (UFS 4.0)
12GB 512GB (UFS 4.0)
12GB 1024GB (UFS 4.0)

RAM Type

LPDDR5X

Expandable Memory

Camera

Main Camera

50 MP
f/1.8, 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS

50 MP
f/2.8, 85mm (periscope telephoto), 1/2.76", 0.64µm, 3.5x optical zoom, PDAF, OIS

50 MP
f/2.0, 15mm, 120˚ (ultrawide), 1/2.76", 0.64µm, PDAF

200 MP
f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS

10 MP
f/2.4, 67mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom

50 MP
f/3.4, 111mm (periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom

50 MP
f/1.9, 120˚ (ultrawide), 0.7µm, dual pixel PDAF, Super Steady video

OIS

Yes

Features

Laser focus, Hasselblad Color Calibration, color spectrum sensor, Dual-LED flash, HDR, panorama

Laser AF, Best Face, LED flash, auto-HDR, panorama

Video Recording

8K@30fps
4K@30/60fps
1080p@30/60/240/480fps, Auto HDR, gyro-EIS, Dolby Vision

8K@24/30fps
4K@30/60/120fps
1080p@30/60/240fps

Video Recording Features

10-bit HDR, HDR10+, Stereo Sound recording, gyro-EIS

Selfie Camera

32 MP
f/2.4, 21mm (wide), 1/2.74", 0.8µm

12 MP
f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF

Selfie Features

HDR, panorama

HDR, HDR10+

Selfie Video Recording

4K@30/60fps
1080p@30/60fps, gyro-EIS

4K@30/60fps
1080p@30fps

Connectivity

SIM

Dual SIM (Nano + Nano)

Dual SIM, GSM+GSM
SIM1: Nano, SIM2: eSIM

5G Support

Yes

Yes

17 5G bands
n1, n2, n3, n5, n7, n8, n12, n20, n25, n26, n28, n38, n40, n41, n66, n77, n78

VoLTE

Yes

Wi-Fi

Wi-Fi 7

Wi-Fi Details

802.11 a/b/g/n/ac/be/ax 5GHz 6GHz, MIMO

Wi-Fi Features

Mobile Hotspot

Wi-Fi Direct, Mobile Hotspot

USB

USB Type-C 3.2, OTG

USB Type-C 3.2, DisplayPort 1.2, OTG

Bluetooth

5.4

NFC

Yes

GPS

Yes with A-GPS

Yes with A-GPS, Glonass

Infrared

UWB (Ultra Wideband)

Yes

Battery

Capacity

7300 mAh

5000 mAh

Type

Si/C Li-Ion

Li-Ion

Removable

Wired charging

120W

45W

Charging Speed

65% in 30 min

Reverse Wired Charging

Wireless Charging

50W

15W

Reverse Wireless Charging

10W

4.5W

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

FM Radio

Extra Features

Sensors

Under-display ultrasonic fingerprint sensor, accelerometer, gyroscope, proximity, compass, barometer

Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer

Others

Samsung DeX, Samsung Wireless DeX

Colors and Pricing

Colors

Sand Storm, Black, Purple

Titanium Silver Blue, Titanium Black, Titanium Gray, Titanium White Silver, Titanium Jet Black, Titanium Jade Green, Titanium Pink Gold

Price in India

₹123499

FAQs

Which phone has better performance?

In this performance comparison, the OnePlus 15 with its Qualcomm Snapdragon 8 Elite Gen 5 (3nm) performs better than the Samsung Galaxy S25 Ultra with the Qualcomm Snapdragon 8 Elite (3nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Samsung Galaxy S25 Ultra offers 7 years of OS updates, whereas OnePlus 15 provides 4 years. For security updates, Samsung Galaxy S25 Ultra offers 7 years of support compared to OnePlus 15's 6 years.

Which phone has a better display?

Both OnePlus 15 and Samsung Galaxy S25 Ultra feature AMOLED displays, offering vibrant colors and deeper blacks. In terms of smoothness, OnePlus 15 offers a higher 165 Hz refresh rate, ensuring fluid scrolling and animations. Samsung Galaxy S25 Ultra also boasts a brighter screen with 2600 nits of peak brightness, enhancing outdoor visibility. Both phones have the same screen resolution.

Which phone has a bigger battery and faster charging?

OnePlus 15 comes with a larger 7300 mAh battery, which may offer longer usage on a single charge. OnePlus 15 also supports faster wired charging at 120W, compared to 45W on Samsung Galaxy S25 Ultra. OnePlus 15 offers faster wireless charging at 50W, while Samsung Galaxy S25 Ultra supports 15W.

Which phone has better water and dust resistance?

OnePlus 15 offers better protection against water and dust with an IP69 rating.

Can I buy these phones on Amazon?

Samsung Galaxy S25 Ultra – Check price here

¹ Scores can vary even with the same chipset due to RAM, thermals, and software optimization.