Samsung Galaxy M15 vs Samsung Galaxy S25 Ultra – Price, Specs & Features

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Samsung Galaxy M15

Dimensity 6100+
6 nm
6000 mAh
25W
6.5"
1080 x 2340 pixels
50 MP
1080p@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

Samsung Galaxy S25 Ultra

General

Launch Date

March 09, 2024

January 22, 2025

Availability

Available Now

Android 14

Android 15

Custom UI

One UI 6

One UI 7

OS Updates

4 Years

7 Years

Security Updates

5 Years

7 Years

AI Features

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

Body

Dimensions

160.1 x 76.8 x 9.3 mm

162.8 x 77.6 x 8.2 mm

Thickness

9.3 mm

8.2 mm

Weight

217 g

218 g

Back Material

Corning Gorilla Armor

Build Details

Plastic Back, Plastic Frame

Titanium Frame (grade 5)

IP Rating

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

Display

Size

6.5 inches

6.9 inches

Type

Super AMOLED

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

Refresh Rate

90 Hz

120 Hz

Peak Brightness

800 nits

2600 nits

Resolution

1080 x 2340 pixels

1440 x 3120 pixels

Pixel Density

396 ppi

498 ppi

Aspect Ratio

19.5:9

Screen to Body Ratio

84.3 %

92.5 %

Protection

Corning Gorilla Armor

Performance

Chipset¹

Mediatek Dimensity 6100+

Qualcomm Snapdragon 8 Elite

Process Size

6 nm

3 nm

CPU

Octa-core
2x2.2 GHz Cortex-A76
6x2.0 GHz Cortex-A55

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

GPU

Mali-G57 MC2

Adreno 830

RAM & Storage

4GB 128GB
6GB 128GB
8GB 128GB

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

RAM Type

LPDDR5X

Expandable Memory

Yes

Camera

Main Camera

50 MP
f/1.8, (wide), AF

5 MP
f/2.2, (ultrawide)

2 MP
f/2.4, (macro)

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

LED flash, panorama, HDR, 10 x Digital Zoom, Auto Flash, Face detection, Touch to focus

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

Video Recording

1080p@30fps

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

Video Recording Features

gyro-EIS

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

Selfie Camera

13 MP
f/2.0, (wide)

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

Selfie Features

HDR, HDR10+

Selfie Video Recording

1080p@30fps

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

Connectivity

SIM

Dual SIM, GSM+GSM
SIM1: Nano, SIM2: Nano (Hybrid)

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

5G Support

Yes

13 5G bands
n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n66, n77, n78

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 5

Wi-Fi 7

Wi-Fi Details

802.11 a/b/g/n/ac 5GHz

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

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot

USB

USB Type-C 2.0

USB Type-C 3.2, DisplayPort 1.2, OTG

Bluetooth

5.3

5.4

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Yes

Battery

Capacity

6000 mAh

5000 mAh

Type

Li-ion

Li-Ion

Removable

Wired charging

25W

45W

Charging Speed

65% in 30 min

Reverse Wired Charging

Wireless Charging

15W

Reverse Wireless Charging

4.5W

Charger in the Box

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

Yes

FM Radio

Yes

Extra Features

Sensors

Fingerprint (side-mounted), accelerometer, gyro, compass

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

Others

Virtual proximity sensing

Samsung DeX, Samsung Wireless DeX

Colors and Pricing

Colors

Light Blue, Dark Blue, Gray

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

Price in India

₹16999

₹107000

FAQs

Which phone has better performance?

In this performance comparison, the Samsung Galaxy S25 Ultra with its Qualcomm Snapdragon 8 Elite (3nm) performs better than the Samsung Galaxy M15 with the Mediatek Dimensity 6100+ (6nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Samsung Galaxy S25 Ultra offers 7 years of OS updates, whereas Samsung Galaxy M15 provides 4 years. For security updates, Samsung Galaxy S25 Ultra offers 7 years of support compared to Samsung Galaxy M15's 5 years.

Which phone has a better display?

Both Samsung Galaxy M15 and Samsung Galaxy S25 Ultra feature AMOLED displays, offering vibrant colors and deeper blacks. In terms of smoothness, Samsung Galaxy S25 Ultra offers a higher 120 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. Notably, Samsung Galaxy S25 Ultra offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Which phone has a bigger battery and faster charging?

Samsung Galaxy M15 comes with a larger 6000 mAh battery, which may offer longer usage on a single charge. Samsung Galaxy S25 Ultra also supports faster wired charging at 45W, compared to 25W on Samsung Galaxy M15. Samsung Galaxy S25 Ultra supports wireless charging at 15W, while Samsung Galaxy M15 lacks this feature.

Which phone has better water and dust resistance?

Samsung Galaxy S25 Ultra includes an IP68 rating, while Samsung Galaxy M15 lacks an official IP rating.

Can I buy these phones on Amazon?

Samsung Galaxy M15 – Check price here
Samsung Galaxy S25 Ultra – Check price here

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