Which phone offers longer software support, the Realme 15 Pro or the vivo Y400 Pro?

Realme 15 Pro offers 2 years of OS updates, while vivo Y400 Pro does not have confirmed OS update information. Realme 15 Pro receives 3 years of security updates, while vivo Y400 Pro does not have confirmed security update information.

Realme 15 Pro vs vivo Y400 Pro – Price, Specs & Features

Q: Which phone has better performance, the Realme 15 Pro or the vivo Y400 Pro?

In this performance comparison, the Realme 15 Pro with its Snapdragon 7 Gen 4 (4nm) performs better than the vivo Y400 Pro with the Dimensity 7300 (4nm), thanks to superior chipset efficiency.

Realme 15 Pro alternatives

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vivo Y400 Pro alternatives

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OnePlus Nord CE4

Nothing Phone (3a) Pro

Realme 13+

Vivo Y300

Redmi Note 13 Pro

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Realme 15 Pro

Snapdragon 7 Gen 4
4 nm
7000 mAh
80W
6.8"
1280 x 2800 pixels
50 MP
4K@30/60fps
Specs

vivo Y400 Pro

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

Realme 15 Pro

vivo Y400 Pro

General

Launch Date

July 24, 2025

June 20, 2025

Availability

July 29

Available Now

Android 15

Custom UI

Realme UI 6.0

Funtouch 15

OS Updates

2 Years

Security Updates

3 Years

AI Features

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

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

Body

Dimensions

162.3 x 76.2 x 7.69 mm

164 x 75 x 7.5 mm

Thickness

7.69 mm

7.5 mm

Weight

187 g

182 g

Build Details

Plastic Frame, Plastic Back

plastic back, plastic frame

IP Rating

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

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

Display

Size

6.8 inches

6.77 inches

Type

OLED, 1B colors, PWM

AMOLED

Refresh Rate

144 Hz

120 Hz

Peak Brightness

6500 nits

4500 nits

Resolution

1280 x 2800 pixels

1080 x 2392 pixels

Pixel Density

453 ppi

388 ppi

Aspect Ratio

19.5:9

20:9

Screen to Body Ratio

91.2 %

90.2 %

Protection

Gorilla Glass 7i

Performance

Chipset¹

Qualcomm Snapdragon 7 Gen 4

Mediatek Dimensity 7300

Process Size

4 nm

CPU

Octa-core
1x2.8 GHz Cortex-720
4x2.4 GHz Cortex-720
3x1.8 GHz Cortex-520

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

GPU

Adreno 722

Mali-G615 MC2

RAM & Storage

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

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

RAM Type

LPDDR4X

Expandable Memory

Camera

Main Camera

50 MP
f/1.8, 24mm (wide), 1/1.56", 1µm, Sony IMX896, PDAF, OIS

50 MP
f/2.0, 116˚ (ultrawide), 1/2.8", 0.61µm, Omnivision OV50D

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

Ring-LED flash, panorama, HDR

Video Recording

4K@30/60fps
1080p@30/60/120fps, gyro-EIS, OIS

4K@30fps
1080p@30fps

Selfie Camera

50 MP
f/2.4, 87˚ (wide), 1/2.8", 0.6µm, Omnivision OV50D

32 MP
f/2.45, (wide)

Selfie Features

Panorama

Selfie Video Recording

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

4K@30fps
1080p@30fps

Connectivity

SIM

Dual SIM
SIM1: Nano, SIM2: Nano

SIM 1

9 5G Bands

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

10 5G Bands

FDD: N1, N3, N5, N8, N28
TDD: N38, N40, N41, N77, N78

SIM 2

9 5G Bands

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

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

Wi-Fi Features

Mobile Hotspot

USB

USB Type-C 2.0

USB Type-C 2.0, OTG

Bluetooth

5.4

NFC

GPS

Yes with A-GPS, Glonass

Infrared

UWB (Ultra Wideband)

Battery

Capacity

7000 mAh

5500 mAh

Type

Li-Ion

Li-ion

Removable

Wired charging

80W

90W

Charging Speed

50% in 25 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

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

Colors and Pricing

Colors

Flowing Silver, Silk Purple, Velvet Green

Freestyle White, Nebula Purple, Fest Gold

Price in India

₹31999

₹24999

FAQs

Which phone has better performance?

In this performance comparison, the Realme 15 Pro with its Qualcomm Snapdragon 7 Gen 4 (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?

Which phone has a better display?

Both Realme 15 Pro and vivo Y400 Pro feature AMOLED displays, offering vibrant colors and deeper blacks. In terms of smoothness, Realme 15 Pro offers a higher 144 Hz refresh rate, ensuring fluid scrolling and animations. Realme 15 Pro also boasts a brighter screen with 6500 nits of peak brightness, enhancing outdoor visibility. Notably, Realme 15 Pro offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Which phone has a bigger battery and faster charging?

Realme 15 Pro comes with a larger 7000 mAh battery, which may offer longer usage on a single charge. vivo Y400 Pro also supports faster wired charging at 90W, compared to 80W on Realme 15 Pro.

Which phone has better water and dust resistance?

Realme 15 Pro offers better protection against water and dust with an IP69 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.