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

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

In this performance comparison, the Xiaomi 15 with its Snapdragon 8 Elite (3nm) performs better than the Realme GT 7 with the Dimensity 9400e (4nm), thanks to superior chipset efficiency.

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Xiaomi 15 alternatives

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Realme GT 7

Dimensity 9400e
4 nm
7000 mAh
120W
6.78"
1264 x 2780 pixels
50 MP
8K@30fps
Specs

Xiaomi 15

Snapdragon 8 Elite
3 nm
5240 mAh
90W
6.36"
1200 x 2670 pixels
50 MP
8K@24/30fps
Specs

Xiaomi 15

General

Launch Date

May 27, 2025

March 11, 2025

Availability

Available Now

Operating System (OS)

Android 15

Custom UI

Realme UI 6.0

HyperOS 2

OS Updates

4 Years (until Android 19)

Security Updates

6 Years (until 2031)

AI Features

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

HyperAI, Circle to Search, AI Write, AI translate, AI Erase Pro, AI Summary and more

Body

Dimensions

162.4 x 76.1 x 8.3 mm

152.3 x 71.2 x 8.1 mm

Thickness

8.3 mm

8.1 mm

Weight

206 g

189 g

Build Details

Aluminum Alloy Frame

IP Rating

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

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

Display

Size

6.78 inches

6.36 inches

Type

LTPO AMOLED, 1B colors, HDR10+, Dolby Vision

LTPO AMOLED, 68B colors, Dolby Vision, HDR10+

Refresh Rate

120 Hz

Peak Brightness

6000 nits

3200 nits

Resolution

1264 x 2780 pixels

1200 x 2670 pixels

Pixel Density

450 ppi

460 ppi

Aspect Ratio

20:9

Screen to Body Ratio

90.4 %

90.0 %

Protection

Gorilla Glass 7i

Performance

Chipset¹

MediaTek Dimensity 9400e

Qualcomm Snapdragon 8 Elite

Process Size

4 nm

3 nm

CPU

Octa-core
1x3.4 GHz Cortex-X4
3x2.85 GHz Cortex-X4
4x2.0 GHz Cortex-A720

Octa-core
2x4.32 GHz Oryon V2 Phoenix L
6x3.53 GHz Oryon V2 Phoenix M

GPU

Immortalis-G720 MC12

Adreno 830

RAM & Storage

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

12GB 512GB (UFS 4.0)

RAM Type

LPDDR5X

Expandable Memory

Camera

Main Camera

50 MP
Sony IMX906, f/1.8, (wide), 1/1.56, 1.0µm, PDAF, OIS

50 MP
Samsung S5KJN5, f/2.0, (telephoto), 1/2.76", 0.64µm, PDAF, 2x optical zoom

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

50 MP
f/1.6, 23mm (wide), 1/1.31", 1.2µm, OmniVision Light Fusion 900, dual pixel PDAF, OIS

50 MP
f/2.0, 60mm (telephoto), 1/2.76", 0.64µm, S5KJN5, PDAF (10cm - ∞), OIS, 2.6x optical zoom

50 MP
f/2.2, 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm, Samsung S5KJN1

OIS

Yes

Features

Color spectrum sensor, LED flash, HDR, panorama

Laser AF, color spectrum sensor, Leica lens, Dual-LED dual-tone flash, HDR, panorama

Video Recording

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

8K@24/30fps
4K@24/30/60fps
1080p@30/60/120/240/960fps
720p@1920fps

Video Recording Features

gyro-EIS, OIS, Dolby Vision HDR

Selfie Camera

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

32 MP
f/2.0, 21mm (wide), 1/3.14", 0.7µm, OmniVision OV32B40

Selfie Features

Panorama

HDR, panorama

Selfie Video Recording

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

Connectivity

SIM

Dual SIM
SIM1: Nano, SIM2: Nano

5G Support

Yes

16 5G bands
n1, n2, n3, n5, n7, n8, n20, n26, n28, n38, n40, n41, n66, n71, n77, n78

Yes

19 5G bands
n1, n2, n3, n5, n7, n8, n12, n20, n25, n26, n28, n38, n40, n41, n48, n66, n75, n77, n78

VoLTE

Yes

Wi-Fi

Wi-Fi 7

Wi-Fi Details

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

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

USB Type-C 3.2 Gen2, Display Port, OTG

Bluetooth

5.4

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

UWB (Ultra Wideband)

Battery

Capacity

7000 mAh

5240 mAh

Type

Si/C Li-Ion

Removable

Wired charging

120W

90W

Charging Speed

50% in 14 min

Reverse Wired Charging

Wireless Charging

50W

Reverse Wireless Charging

10W

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

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

Colors and Pricing

Colors

IceSense Black, IceSense Blue, Aston Martin Green

Black, White and Green

Price in India

₹36999

₹64999

FAQs

Which phone has better performance?

In this performance comparison, the Xiaomi 15 with its Qualcomm Snapdragon 8 Elite (3nm) performs better than the Realme GT 7 with the MediaTek Dimensity 9400e (4nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Both phones launched with Android 15 and will get updates until Android 19. Both phones are expected to receive security updates until around 2031.

Which phone has a better display?

Both Realme GT 7 and Xiaomi 15 feature AMOLED displays, offering vibrant colors and deeper blacks. Both smartphones offer the same 120 Hz refresh rate. Realme GT 7 also boasts a brighter screen with 6000 nits of peak brightness, enhancing outdoor visibility. Notably, Realme GT 7 offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Which phone has a bigger battery and faster charging?

Realme GT 7 comes with a larger 7000 mAh battery, which may offer longer usage on a single charge. Realme GT 7 also supports faster wired charging at 120W, compared to 90W on Xiaomi 15. Xiaomi 15 supports wireless charging at 50W, while Realme GT 7 lacks this feature.

Which phone has better water and dust resistance?

Realme GT 7 offers better protection against water and dust with an IP69 rating.

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