iQOO Neo9 Pro vs vivo Y400 Pro – Price, Specs & Features

Q: Which phone has better performance, the iQOO Neo9 Pro or the vivo Y400 Pro?

In this performance comparison, the iQOO Neo9 Pro with its Snapdragon 8 Gen 2 (4nm) performs better than the vivo Y400 Pro with the Dimensity 7300 (4nm), thanks to superior chipset efficiency.

iQOO Neo9 Pro alternatives

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OnePlus Nord 5

vivo Y400 Pro alternatives

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Vivo Y300

Oppo F27 Pro+

Samsung Galaxy F56

Samsung Galaxy S24 FE

Realme P4 Pro

Your comparison result will be shown here.

iQOO Neo9 Pro

Snapdragon 8 Gen 2
4 nm
5160 mAh
120W
6.78"
1260x2800 pixels
50 MP
8K@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

February 22, 2024

June 20, 2025

Availability

Available Now

Android 14

Android 15

Custom UI

Funtouch 14

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

163.5 x 75.7 x 8.0 mm

164 x 75 x 7.5 mm

Thickness

8.0 mm

7.5 mm

Weight

190 g

182 g

Build Details

Plastic Frame

plastic back, plastic frame

IP Rating

IP54

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

Display

Size

6.78 inches

6.77 inches

Type

LTPO AMOLED, HDR10

AMOLED

Refresh Rate

144 Hz

120 Hz

Peak Brightness

3000 nits

4500 nits

Resolution

1260x2800 pixels

1080 x 2392 pixels

Pixel Density

453 ppi

388 ppi

Aspect Ratio

20:9

Screen to Body Ratio

89.7 %

90.2 %

Performance

Chipset¹

Qualcomm Snapdragon 8 Gen 2

Mediatek Dimensity 7300

Process Size

4 nm

CPU

Octa-core
1x3.2 GHz Cortex-X3
2x2.8 GHz Cortex-A715
2x2.8 GHz Cortex-A710
3x2.0 GHz Cortex-A510

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

GPU

Adreno 740

Mali-G615 MC2

RAM & Storage

8GB 128GB (UFS 4.0)
8GB 256GB (UFS 4.0)
12GB 256GB (UFS 4.0)

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

RAM Type

LPDDR5X

LPDDR4X

Expandable Memory

Camera

Main Camera

50 MP
f/1.9, (wide), 1/1.49", PDAF, OIS

8 MP
f/2.2, 119˚ (ultrawide)

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, panorama, HDR, 20 x Digital Zoom, Auto Flash, Face detection, Touch to focus

Ring-LED flash, panorama, HDR

Video Recording

8K@30fps,
4K
1080p

4K@30fps
1080p@30fps

Video Recording Features

Video Pro Mode, gyro-EIS

Selfie Camera

16 MP
f/2.5, (wide), 1/3.1"

32 MP
f/2.45, (wide)

Selfie Video Recording

1080p@30fps

4K@30fps
1080p@30fps

Connectivity

SIM

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

Dual SIM
SIM1: Nano, SIM2: Nano

5G Support

Yes

10 5G bands
n1, n3, n5, n8, n28, n38, n40, n41, n77, n78

VoLTE

Yes

Wi-Fi

Wi-Fi 7

Wi-Fi 5

Wi-Fi Details

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

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

Wi-Fi Features

Mobile Hotspot

USB

USB Type-C 2.0, OTG

Bluetooth

5.3

5.4

NFC

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

5160 mAh

5500 mAh

Type

Li-Polymer

Li-ion

Removable

Wired charging

120W

90W

Charging Speed

50% in 11 min

50% in 19 mins

Reverse Wired Charging

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, proximity, compass

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

Colors and Pricing

Colors

Fiery Red, Conqueror Black

Freestyle White, Nebula Purple, Fest Gold

Price in India

₹33999

₹24998

FAQs

Which phone has better performance?

In this performance comparison, the iQOO Neo9 Pro with its Qualcomm Snapdragon 8 Gen 2 (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?

iQOO Neo9 Pro offers 3 years of OS updates, while vivo Y400 Pro does not have confirmed OS update information. iQOO Neo9 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 iQOO Neo9 Pro and vivo Y400 Pro feature AMOLED displays, offering vibrant colors and deeper blacks. In terms of smoothness, iQOO Neo9 Pro offers a higher 144 Hz refresh rate, ensuring fluid scrolling and animations. vivo Y400 Pro also boasts a brighter screen with 4500 nits of peak brightness, enhancing outdoor visibility. Notably, iQOO Neo9 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. iQOO Neo9 Pro also supports faster wired charging at 120W, compared to 90W on vivo Y400 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?

vivo Y400 Pro – Check price here

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