Realme GT 7T vs Samsung Galaxy M15 – Price, Specs & Features

Q: Which phone has better performance, the Realme GT 7T or the Samsung Galaxy M15?

In this performance comparison, the Realme GT 7T with its Dimensity 8400 Max (4nm) performs better than the Samsung Galaxy M15 with the Dimensity 6100+ (6nm), thanks to superior chipset efficiency.

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Realme GT 7T

Dimensity 8400 Max
4 nm
7000 mAh
120W
6.8"
1280 x 2800 pixels
50 MP
4K@30/60fps
Specs

Samsung Galaxy M15

Dimensity 6100+
6 nm
6000 mAh
25W
6.5"
1080 x 2340 pixels
50 MP
1080p@30fps
Specs

Samsung Galaxy M15

General

Launch Date

May 27, 2025

March 09, 2024

Availability

Available Now

Android 15

Android 14

Custom UI

Realme UI 6.0

One UI 6

OS Updates

4 Years

Security Updates

6 Years

5 Years

AI Features

AI Eraser, AI Smart Loop, AI Recording Summary, Google Gemini, Circle to Search, AI Planner and More

Body

Dimensions

162.4 x 76 x 8.3 mm

160.1 x 76.8 x 9.3 mm

Thickness

8.3 mm

9.3 mm

Weight

202 g

217 g

Build Details

Plastic Back, Plastic Frame

IP Rating

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

Display

Size

6.8 inches

6.5 inches

Type

AMOLED, 1B colors, HDR10+, Dolby Vision

Super AMOLED

Refresh Rate

120 Hz

90 Hz

Peak Brightness

6000 nits

800 nits

Resolution

1280 x 2800 pixels

1080 x 2340 pixels

Pixel Density

453 ppi

396 ppi

Aspect Ratio

19.5:9

Screen to Body Ratio

91.4 %

84.3 %

Performance

Chipset¹

Mediatek Dimensity 8400 Max

Mediatek Dimensity 6100+

Process Size

4 nm

6 nm

CPU

Octa-core
1x3.25 GHz Cortex-A725
3x3.0 GHz Cortex-A725
4x2.1 GHz Cortex-A725

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

GPU

Mali-G720 MC7

Mali-G57 MC2

RAM & Storage

8GB 256GB (UFS 4.0)
12GB 256GB (UFS 4.0)
12GB 512GB (UFS 4.0)

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

RAM Type

LPDDR5X

Expandable Memory

Yes

Camera

Main Camera

50 MP
Sony IMX896, f/1.8, 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS

8 MP
f/2.2, 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm

50 MP
f/1.8, (wide), AF

5 MP
f/2.2, (ultrawide)

2 MP
f/2.4, (macro)

OIS

Yes

Features

Color spectrum sensor, LED flash, HDR, panorama

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

Video Recording

4K@30/60fps
1080p@30/60/120fps

1080p@30fps

Video Recording Features

gyro-EIS, OIS

gyro-EIS

Selfie Camera

32 MP
Sony IMX615, f/2.5, 21mm (wide), 1/2.74", 0.8µm

13 MP
f/2.0, (wide)

Selfie Features

Panorama

Selfie Video Recording

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

1080p@30fps

Connectivity

SIM

Dual SIM
SIM1: Nano, SIM2: Nano

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

SIM 1

15 5G Bands

FDD: N1, N2, N3, N5, N7, N8, N20, N26, N28
TDD: N38, N40, N41, N66, N77, N78

13 5G Bands

FDD: N1, N3, N5, N7, N8, N20, N28, N66
TDD: N38, N40, N41, N77, N78

SIM 2

15 5G Bands

FDD: N1, N2, N3, N5, N7, N8, N20, N26, N28
TDD: N38, N40, N41, N66, N77, N78

13 5G Bands

FDD: N1, N3, N5, N7, N8, N20, N28, N66
TDD: N38, N40, N41, N77, N78

VoLTE

Yes

Wi-Fi

Wi-Fi 6

Wi-Fi 5

Wi-Fi Details

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

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

Wi-Fi Features

Mobile Hotspot

Wi-Fi Direct, Mobile Hotspot

USB

USB Type-C

USB Type-C 2.0

Bluetooth

6.0

5.3

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

7000 mAh

6000 mAh

Type

Si/C Li-Ion

Li-ion

Removable

Wired charging

120W

25W

Charging Speed

50% in 15 min

Wireless Charging

Reverse Wireless Charging

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

Yes

FM Radio

Yes

Extra Features

Sensors

Under-display optical fingerprint sensor, accelerometer, gyroscope, proximity, compass

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

Others

Virtual proximity sensing

Colors and Pricing

Colors

IceSense Black, IceSense Blue, Racing Yellow

Light Blue, Dark Blue, Gray

Price in India

₹34998

₹14499

FAQs

Which phone has better performance?

In this performance comparison, the Realme GT 7T with its Mediatek Dimensity 8400 Max (4nm) performs better than the Samsung Galaxy M15 with the Mediatek Dimensity 6100+ (6nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Both phones offer the same 4 years of OS update support. For security updates, Realme GT 7T offers 6 years of support compared to Samsung Galaxy M15's 5 years.

Which phone has a better display?

Both Realme GT 7T and Samsung Galaxy M15 feature AMOLED displays, offering vibrant colors and deeper blacks. In terms of smoothness, Realme GT 7T offers a higher 120 Hz refresh rate, ensuring fluid scrolling and animations. Realme GT 7T also boasts a brighter screen with 6000 nits of peak brightness, enhancing outdoor visibility. Notably, Realme GT 7T offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Which phone has a bigger battery and faster charging?

Realme GT 7T comes with a larger 7000 mAh battery, which may offer longer usage on a single charge. Realme GT 7T also supports faster wired charging at 120W, compared to 25W on Samsung Galaxy M15.

Which phone has better water and dust resistance?

Realme GT 7T includes an IP69 rating, while Samsung Galaxy M15 lacks an official IP rating.

Can I buy these phones on Amazon?

Realme GT 7T – Check price here
Samsung Galaxy M15 – Check price here

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