Poco X6 Pro vs vivo Y400 Pro – Price, Specs & Features

Q: Which phone has better performance, the Poco X6 Pro or the vivo Y400 Pro?

In this performance comparison, the Poco X6 Pro with its Dimensity 8300 (4nm) performs better than the vivo Y400 Pro with the Dimensity 7300 (4nm), thanks to superior chipset efficiency.

Poco X6 Pro alternatives

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vivo Y400 Pro alternatives

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Poco X6 Pro

Dimensity 8300
4 nm
5000 mAh
67W
6.67"
1220x2712 pixels
64 MP
4K@24/30fps
Specs

vivo Y400 Pro

Dimensity 7300
4 nm
5500 mAh
90W
6.77"
1080 x 2392 pixels
50 MP
4K@30fps
Specs

vivo Y400 Pro

General

Launch Date

January 11, 2024

June 20, 2025

Availability

Available Now

Android 14

Android 15

Custom UI

HyperOS

Funtouch 15

OS Updates

3 Years

Security Updates

4 Years

AI Features

AI Erase 2.0, AI Photo Enhance, AI transcript Assist, AI Superlink, AI Note Assist, Circle to Search, and AI Live Text

Body

Dimensions

160.5 x 74.3 x 8.3 mm

164 x 75 x 7.5 mm

Thickness

8.3 mm

7.5 mm

Weight

186 g

182 g

Build Details

Plastic Back OR Vegan Leather

plastic back, plastic frame

IP Rating

IP54

IP65 (dust tight and water resistant (low pressure water jets), MIL-STD-810H compliant*)

Display

Size

6.67 inches

6.77 inches

Type

AMOLED, HDR10

AMOLED

Refresh Rate

120 Hz

Peak Brightness

1800 nits

4500 nits

Resolution

1220x2712 pixels

1080 x 2392 pixels

Pixel Density

446 ppi

388 ppi

Aspect Ratio

20:9

Screen to Body Ratio

90.1 %

90.2 %

Protection

Gorilla Glass 5

Performance

Chipset¹

Mediatek Dimensity 8300

Mediatek Dimensity 7300

Process Size

4 nm

CPU

Octa-core
1x3.35 GHz Cortex-A715
3x3.20 GHz Cortex-A715
4x2.20 GHz Cortex-A510

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

GPU

Mali G615-MC6

Mali-G615 MC2

RAM & Storage

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

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

RAM Type

LPDDR5X

LPDDR4X

Expandable Memory

Camera

Main Camera

64 MP
f/1.7, 25mm (wide), 1/2.0", 0.7µm, PDAF, OIS

8 MP
f/2.2, 120˚ (ultrawide)

2 MP
f/2.4, (macro)

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

2 MP
f/2.4, (depth)

OIS

Yes

Features

LED flash, HDR, panorama, 10 x Digital Zoom, Auto Flash, Custom Watermark, Face detection, Filters, Touch to focus, Voice Shutter

Ring-LED flash, panorama, HDR

Video Recording

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

4K@30fps
1080p@30fps

Video Recording Features

Dual Video Recording, Slo-motion, Video HDR, Bokeh portrait video, Movie Frame, Vlog Mode, Video Pro Mode, Macro Video, Short Video Mode

Selfie Camera

16 MP
f/2.4, (wide), 1/3.06", 1.0µm

32 MP
f/2.45, (wide)

Selfie Features

HDR, 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

10 5G Bands

FDD: N1, N3, N5, N8, N28
TDD: N38, 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

10 5G Bands

FDD: N1, N3, N5, N8, N28
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 6GHz

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

Wi-Fi Features

Mobile Hotspot

USB

USB Type-C 2.0, OTG

Bluetooth

5.4

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

5000 mAh

5500 mAh

Type

Li-Polymer

Li-ion

Removable

Wired charging

67W

90W

Charging Speed

100% in 45 min

50% in 19 mins

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

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

Others

Virtual proximity sensing

Colors and Pricing

Colors

Black, Yellow, Gray

Freestyle White, Nebula Purple, Fest Gold

Price in India

₹19699

₹24999

FAQs

Which phone has better performance?

In this performance comparison, the Poco X6 Pro with its Mediatek Dimensity 8300 (4nm) performs better than the vivo Y400 Pro with the Mediatek Dimensity 7300 (4nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Poco X6 Pro offers 3 years of OS updates, while vivo Y400 Pro does not have confirmed OS update information. Poco X6 Pro receives 4 years of security updates, while vivo Y400 Pro does not have confirmed security update information.

Which phone has a better display?

Both Poco X6 Pro and vivo Y400 Pro feature AMOLED displays, offering vibrant colors and deeper blacks. Both smartphones offer the same 120 Hz refresh rate. vivo Y400 Pro also boasts a brighter screen with 4500 nits of peak brightness, enhancing outdoor visibility. Notably, Poco X6 Pro offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Which phone has a bigger battery and faster charging?

vivo Y400 Pro features a larger 5500 mAh battery, potentially delivering better battery life. vivo Y400 Pro also supports faster wired charging at 90W, compared to 67W on Poco X6 Pro.

Which phone has better water and dust resistance?

vivo Y400 Pro offers better protection against water and dust with an IP65 rating.

Can I buy these phones on Amazon?

Poco X6 Pro – Check price here
vivo Y400 Pro – Check price here

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