Poco X7 vs Realme 15 – Price, Specs & Features

Q: Which phone has better performance, the Poco X7 or the Realme 15?

In this performance comparison, the Poco X7 with its Dimensity 7300 Ultra (4nm) performs better than the Realme 15 with the Dimensity 7300 (4nm), thanks to superior chipset efficiency.

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Realme 15 alternatives

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Poco X7

Dimensity 7300 Ultra
4 nm
5500 mAh
45W
6.67"
1220 x 2712 pixels
50 MP
4K@24/30fps
Specs

Realme 15

Dimensity 7300
4 nm
7000 mAh
80W
6.8"
1280 x 2800 pixels
50 MP
4K@30fps
Specs

Realme 15

General

Launch Date

January 09, 2025

July 24, 2025

Availability

Available Now

Android 14

Android 15

Custom UI

HyperOS

Realme UI 6.0

OS Updates

3 Years

2 Years

Security Updates

4 Years

3 Years

AI Features

AI Night Mode, AI Magic Eraser Pro, AI Sky Replacement

AI Edit Genie, AI Party Mode, AI MagicGlow 2.0 and more

Body

Dimensions

162.3 x 74.4 x 8.4 mm

162.3 x 76.2 x 7.66 mm

Thickness

8.4 mm

7.66 mm

Weight

185.5 g

187 g

Build Details

Plastic Back OR Vegan Leather

IP Rating

IP69 (up to 1.5m for 30 min)

IP69 (dust tight and water resistant (high pressure water jets; immersible up to 2m for 30 min), MIL-STD-810H compliant*, also IP68 rated)

Display

Size

6.67 inches

6.8 inches

Type

AMOLED, HDR10, Always-on display

OLED, 1B colors, PWM

Refresh Rate

120 Hz

144 Hz

Peak Brightness

3000 nits

6500 nits

Resolution

1220 x 2712 pixels

1280 x 2800 pixels

Pixel Density

446 ppi

453 ppi

Aspect Ratio

20:9

19.5:9

Screen to Body Ratio

88.9 %

91.2 %

Protection

Gorilla Glass Victus 2

Gorilla Glass 7i

Performance

Chipset¹

Mediatek Dimensity 7300 Ultra

Mediatek Dimensity 7300

Process Size

4 nm

CPU

Octa-core
4x2.5 GHz Cortex-A78
4x2.0 GHz Cortex-A55

Octa-core
4x2.6 GHz Cortex-A78
4x2.0 GHz Cortex-A55

GPU

Mali-G615 MC2

RAM & Storage

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

8GB 128GB (UFS 3.1)
8GB 256GB (UFS 3.1)
12GB 256GB (UFS 3.1)
12GB 512GB (UFS 3.1)

RAM Type

LPDDR4X

Expandable Memory

Camera

Main Camera

50 MP
f/1.5, 26mm (wide), 1/1.95", 0.8µm, PDAF, OIS

8 MP
f/2.2, 15mm, 120˚ (ultrawide), 1/4.0", 1.12µm

2 MP
f/2.4, (macro)

50 MP
f/1.8, 24mm (wide), 1/1.95", 0.8µm, Sony IMX882, PDAF, OIS

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

OIS

Yes

Features

LED flash, HDR, panorama

Video Recording

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

4K@30fps
1080p@30fps, gyro-EIS, OIS

Video Recording Features

gyro-EIS, OIS

Selfie Camera

20 MP
f/2.2, 25mm (wide), 1/4.0", 0.7µm

50 MP
f/2.4 , 87˚ (wide), 1/2.8", 0.6µm

Selfie Features

Panorama

Selfie Video Recording

1080p@30/60fps

4K@30fps
1080p@30fps

Connectivity

SIM

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

Dual SIM
SIM1: Nano, SIM2: Nano

SIM 1

14 5G Bands

FDD: N1, N2, N3, N5, N7, N8, N20, N28
TDD: N38, N40, N41, N48, N77, N78

9 5G Bands

FDD: N1, N3, N5, N8, N28
TDD: N40, N41, N77, N78

SIM 2

14 5G Bands

FDD: N1, N2, N3, N5, N7, N8, N20, N28
TDD: N38, N40, N41, N48, N77, N78

9 5G Bands

FDD: N1, N3, N5, N8, N28
TDD: N40, N41, N77, N78

VoLTE

Yes

Wi-Fi

Wi-Fi 6

Wi-Fi Details

802.11 a/b/g/n/ac/ax 5GHz 6GHz

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

Wi-Fi Features

Mobile Hotspot

USB

USB Type-C 2.0, OTG

USB Type-C 2.0

Bluetooth

5.4

NFC

Yes

GPS

Yes with A-GPS, Glonass

Yes with Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

5500 mAh

7000 mAh

Type

Li-Ion

Removable

Wired charging

45W

80W

Charging Speed

50% in 25 min

Wireless Charging

Reverse Wireless Charging

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

FM Radio

Extra Features

Sensors

Fingerprint (under display, optical), accelerometer, gyro, compass, proximity

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

Colors and Pricing

Colors

POCO Yellow, Glacier Green and Cosmic Silver

Flowing Silver, Silk Pink, Velvet Green

Price in India

₹17499

₹25999

FAQs

Which phone has better performance?

In this performance comparison, the Poco X7 with its Mediatek Dimensity 7300 Ultra (4nm) performs better than the Realme 15 with the Mediatek Dimensity 7300 (4nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Poco X7 offers 3 years of OS updates, whereas Realme 15 provides 2 years. For security updates, Poco X7 offers 4 years of support compared to Realme 15's 3 years.

Which phone has a better display?

Both Poco X7 and Realme 15 feature AMOLED displays, offering vibrant colors and deeper blacks. In terms of smoothness, Realme 15 offers a higher 144 Hz refresh rate, ensuring fluid scrolling and animations. Realme 15 also boasts a brighter screen with 6500 nits of peak brightness, enhancing outdoor visibility. Notably, Realme 15 offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Which phone has a bigger battery and faster charging?

Realme 15 features a larger 7000 mAh battery, potentially delivering better battery life. Realme 15 also supports faster wired charging at 80W, compared to 45W on Poco X7.

Which phone has better water and dust resistance?

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

Can I buy these phones on Amazon?

Poco X7 – Check price here

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