Realme 15T vs Realme GT 7T – Price, Specs & Features

Q: Which phone has better performance, the Realme 15T or the Realme GT 7T?

In this performance comparison, the Realme GT 7T with its Dimensity 8400 Max (4nm) performs better than the Realme 15T with the Dimensity 6400 (6nm), thanks to superior chipset efficiency.

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Realme 15T

Dimensity 6400
6 nm
7000 mAh
60W
6.57"
1080 x 2372 pixels
50 MP
1080p@30/60
Specs

Realme GT 7T

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

Realme GT 7T

General

Launch Date

September 02, 2025

May 27, 2025

Availability

Available Now

Operating System (OS)

Android 15

Custom UI

Realme UI 6.0

OS Updates

3 Years (until Android 18)

4 Years (until Android 19)

Security Updates

4 Years (until 2029)

6 Years (until 2031)

AI Features

AI Edit Genie, Circle to Search, AI Smart Loop and more

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

Body

Dimensions

158.4 x 75.2 x 7.8 mm

162.4 x 76 x 8.3 mm

Thickness

7.8 mm

8.3 mm

Weight

181 g

202 g

Build Details

Plastic Frame, Plastic Back

IP Rating

IP69 (dust tight and water resistant (high pressure water jets; immersible up to 2.5m for 30 min), also IP68 rated)

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

Display

Size

6.57 inches

6.8 inches

Type

AMOLED, 1B colors

AMOLED, 1B colors, HDR10+, Dolby Vision

Refresh Rate

120 Hz

Peak Brightness

4000 nits

6000 nits

Resolution

1080 x 2372 pixels

1280 x 2800 pixels

Pixel Density

401 ppi

453 ppi

Aspect Ratio

19.8:9

19.5:9

Screen to Body Ratio

86.4 %

91.4 %

Performance

Chipset¹

Mediatek Dimensity 6400 Max

Mediatek Dimensity 8400 Max

Process Size

6 nm

4 nm

CPU

Octa-core
2x2.5 GHz Cortex-A76
6x2.0 GHz Cortex-A55

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

GPU

Mali-G57 MC2

Mali-G720 MC7

RAM & Storage

8GB 128GB (UFS 2.2)
8GB 256GB (UFS 2.2)
12GB 256GB (UFS 2.2)

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

RAM Type

LPDDR4X

LPDDR5X

Expandable Memory

Yes

Camera

Main Camera

50 MP
f/1.8, 27mm (wide), 1/2.88", OmniVision OV50D40, PDAF

2 MP
f/2.4

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

OIS

Yes

Features

LED flash, HDR, panorama

Color spectrum sensor, LED flash, HDR, panorama

Video Recording

1080p@30/60
gyro-EIS

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

Video Recording Features

gyro-EIS, OIS

Selfie Camera

50 MP
f/2.4, OmniVision OV50D40

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

Selfie Features

Panorama

Selfie Video Recording

1080p@30fps

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

Connectivity

SIM

Dual SIM (Nano + Nano (Hybrid))

Dual SIM
SIM1: Nano, SIM2: Nano

5G Support

Yes

9 5G bands
n1, n3, n5, n8, n28, n40, n41, n77, n78

Yes

15 5G bands
n1, n2, n3, n5, n7, n8, n20, n26, n28, n38, n40, n41, n66, n77, n78

VoLTE

Yes

Wi-Fi

Wi-Fi 5

Wi-Fi 6

Wi-Fi Details

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

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

Wi-Fi Features

Mobile Hotspot

USB

USB Type-C 2.0, OTG

USB Type-C

Bluetooth

5.3

6.0

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

UWB (Ultra Wideband)

Battery

Capacity

7000 mAh

Type

Si/C Li-Ion

Removable

Wired charging

60W

120W

Charging Speed

50% in 31 mins

50% in 15 min

Reverse Wired Charging

10W

Wireless Charging

Reverse Wireless Charging

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

FM Radio

Extra Features

Sensors

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

Colors and Pricing

Colors

Silk Blue, Suit Titanium, Flowing Silver

IceSense Black, IceSense Blue, Racing Yellow

Price in India

₹20999

₹30998

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 Realme 15T with the Mediatek Dimensity 6400 (6nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Realme GT 7T launched with Android 15 and will receive updates until Android 19, whereas Realme 15T launched with Android 15 and will get Android 18. Realme GT 7T will get security updates until 2031 (approx. 6 years), while Realme 15T is supported till 2029.

Which phone has a better display?

Both Realme 15T and Realme GT 7T feature AMOLED displays, offering vibrant colors and deeper blacks. Both smartphones offer the same 120 Hz refresh rate. 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?

Both phones are equipped with the same 7000 mAh battery capacity. Realme GT 7T also supports faster wired charging at 120W, compared to 60W on Realme 15T.

Which phone has better water and dust resistance?

Both phones feature the same IP69 rating for water and dust resistance.

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