vivo Y31 Pro vs vivo Y400 – Price, Specs & Features

Q: Which phone has better performance, the vivo Y31 Pro or the vivo Y400?

In this performance comparison, the vivo Y31 Pro with its Dimensity 7300 (4nm) performs better than the vivo Y400 with the Snapdragon 4 Gen 2 (4nm), thanks to superior chipset efficiency.

vivo Y31 Pro alternatives

Tap above to see alternatives.

Realme 13 Pro

Infinix Note 50x

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Realme P3 Pro

vivo Y400 alternatives

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vivo Y31 Pro

Dimensity 7300
4 nm
6500 mAh
44W
6.72"
1080 x 2408 pixels
50 MP
4K@30fps
Specs

vivo Y400

Snapdragon 4 Gen 2
4 nm
6000 mAh
90W
6.67"
1080 x 2400 pixels
50 MP
1080p@30fps
Specs

vivo Y400

General

Launch Date

September 15, 2025

August 04, 2025

Availability

Available Now

Android 15

Custom UI

Funtouch 15

OS Updates

1 Years

2 Years

Security Updates

1 Years

3 Years

AI Features

AI Erase, AI Photo Enhance, AI SuperLink, Circle to Search, AI Screen Translation, AI Live Text

AI Image Studio, AI Erase 2.0, AI Transcript Assist, AI Note Assist, AI Documents, Circle to Search, Focus Mode, Screen Translation and more

Body

Dimensions

165.7 x 76.3 x 8.1 mm

162.3 x 75.3 x 7.9 mm

Thickness

8.1 mm

7.9 mm

Weight

204 g

197 g

Build Details

Plastic Back, Plastic Frame

IP Rating

IP64 (dust tight and water resistant (water splashes), MIL-STD-810H compliant*)

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

6.72 inches

6.67 inches

Type

IPS LCD, PWM

AMOLED

Refresh Rate

120 Hz

Peak Brightness

1050 nits

1800 nits

Resolution

1080 x 2408 pixels

1080 x 2400 pixels

Pixel Density

393 ppi

395 ppi

Aspect Ratio

20:9

Screen to Body Ratio

86.0 %

87.9 %

Performance

Chipset¹

Mediatek Dimensity 7300

Qualcomm Snapdragon 4 Gen 2

Process Size

4 nm

CPU

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

Octa-core
2x2.2 GHz Cortex-A78
6x1.95 GHz Cortex-A55

GPU

Mali-G615 MC2

Adreno 613

RAM & Storage

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

RAM Type

LPDDR4X

Expandable Memory

Yes

Camera

Main Camera

50 MP
f/1.8, (wide), PDAF

2 MP
f/2.4, (depth)

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

2 MP
f/2.4, (depth)

OIS

Features

Ring-LED flash, panorama

Ring-LED flash, panorama, HDR

Video Recording

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

1080p@30fps

Selfie Camera

8 MP
(wide), f/2.05

32 MP
f/2.45, (wide), 1/3.1", 0.7µm

Selfie Video Recording

1080p@30fps

Connectivity

SIM

Dual SIM (Nano + Nano (Hybrid))

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

5G Support

Yes

8 5G bands
n1, n3, n5, n8, n28, n40, n77, n78

VoLTE

Yes

Wi-Fi

Wi-Fi 5

Wi-Fi Details

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

Wi-Fi Features

Mobile Hotspot

USB

USB Type-C 2.0, OTG

Bluetooth

5.4

5.0

NFC

GPS

Yes with A-GPS, Glonass

Yes with Glonass

Infrared

UWB (Ultra Wideband)

Battery

Capacity

6500 mAh

6000 mAh

Type

Li-Ion

Removable

Wired charging

44W

90W

Charging Speed

50% in 40 min

50% in 20 min

Reverse Wired Charging

Yes

Wireless Charging

Reverse Wireless Charging

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

FM Radio

Extra Features

Sensors

Side-mounted fingerprint sensor, accelerometer, gyroscope, proximity, compass

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

Colors and Pricing

Colors

Dreamy White, Mocha Brown

Glam White, Olive Green

Price in India

₹18999

₹21998

FAQs

Which phone has better performance?

In this performance comparison, the vivo Y31 Pro with its Mediatek Dimensity 7300 (4nm) performs better than the vivo Y400 with the Qualcomm Snapdragon 4 Gen 2 (4nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

vivo Y400 offers 2 years of OS updates, whereas vivo Y31 Pro provides 1 years. For security updates, vivo Y400 offers 3 years of support compared to vivo Y31 Pro's 1 years.

Which phone has a better display?

vivo Y400 features a superior AMOLED display, while vivo Y31 Pro comes with an LCD panel. Both smartphones offer the same 120 Hz refresh rate. vivo Y400 also boasts a brighter screen with 1800 nits of peak brightness, enhancing outdoor visibility. Both phones have the same screen resolution.

Which phone has a bigger battery and faster charging?

vivo Y31 Pro comes with a larger 6500 mAh battery, which may offer longer usage on a single charge. vivo Y400 also supports faster wired charging at 90W, compared to 44W on vivo Y31 Pro.

Which phone has better water and dust resistance?

vivo Y400 offers better protection against water and dust with an IP69 rating.

Can I buy these phones on Amazon?

vivo Y31 Pro – Check price here
vivo Y400 – Check price here

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