Realme 15T vs Vivo Y300 Plus – Price, Specs & Features

Q: Which phone has better performance, the Realme 15T or the Vivo Y300 Plus?

In this performance comparison, the Realme 15T with its Dimensity 6400 (6nm) performs better than the Vivo Y300 Plus with the Snapdragon 695 (6nm), thanks to superior chipset efficiency.

Realme 15T alternatives

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Oppo F31 Pro

Nothing Phone (3a) Pro

OnePlus Nord 4

Oppo F29

Realme P4 Pro

Vivo Y300 Plus alternatives

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Realme 15T

Dimensity 6400
6 nm
7000 mAh
60W
6.57"
1080 x 2372 pixels
50 MP
1080p@30/60
Specs

Vivo Y300 Plus

Snapdragon 695
6 nm
5000 mAh
44W
6.78"
1080 x 2400 pixels
50 MP
1080p@30fps
Specs

Vivo Y300 Plus

General

Launch Date

September 02, 2025

October 16, 2024

Availability

Available Now

Operating System (OS)

Android 15

Android 14

Custom UI

Realme UI 6.0

Funtouch 14

OS Updates

3 Years (until Android 18)

2 Years (until Android 16)

Security Updates

4 Years (until 2029)

3 Years (until 2027)

AI Features

AI Edit Genie, Circle to Search, AI Smart Loop and more

Body

Dimensions

158.4 x 75.2 x 7.8 mm

164.4 x 74.9 x 7.5 mm

Thickness

7.8 mm

7.5 mm

Weight

181 g

172 g

Build Details

Plastic Frame, Plastic Back

IP Rating

IP69 (dust tight and water resistant (high pressure water jets; immersible up to 2.5m for 30 min), also IP68 rated)

IP54

Display

Size

6.57 inches

6.78 inches

Type

AMOLED, 1B colors

AMOLED, Always-on display

Refresh Rate

120 Hz

Peak Brightness

4000 nits

1300 nits

Resolution

1080 x 2372 pixels

1080 x 2400 pixels

Pixel Density

401 ppi

388 ppi

Aspect Ratio

19.8:9

20:9

Screen to Body Ratio

86.4 %

90.1 %

Performance

Chipset¹

Mediatek Dimensity 6400 Max

Qualcomm Snapdragon 695

Process Size

6 nm

CPU

Octa-core
2x2.5 GHz Cortex-A76
6x2.0 GHz Cortex-A55

Octa-core
2x2.2 GHz Kryo 660 Gold
6x1.8 GHz Kryo 660 Silver

GPU

Mali-G57 MC2

Adreno 619

RAM & Storage

8GB 128GB (UFS 2.2)
8GB 256GB (UFS 2.2)
12GB 256GB (UFS 2.2)

8GB 128GB (UFS 2.2)

RAM Type

LPDDR4X

Expandable Memory

Yes

Camera

Main Camera

50 MP
f/1.8, 27mm (wide), 1/2.88", OmniVision OV50D40, PDAF

2 MP
f/2.4

50 MP
f/1.8, (wide), PDAF

2 MP
f/2.4, (depth)

OIS

Features

LED flash, HDR, panorama

Video Recording

1080p@30/60
gyro-EIS

1080p@30fps

Selfie Camera

50 MP
f/2.4, OmniVision OV50D40

32 MP
f/2.5, (wide)

Selfie Video Recording

1080p@30fps

Connectivity

SIM

Dual SIM (Nano + Nano (Hybrid))

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

5G Support

Yes

9 5G bands
n1, n3, n5, n8, n28, n40, n41, n77, n78

Yes

6 5G bands
n1, n3, n5, n8, 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

USB Type-C, OTG

Bluetooth

5.3

5.1

NFC

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

7000 mAh

5000 mAh

Type

Si/C Li-Ion

Removable

Wired charging

60W

44W

Charging Speed

50% in 31 mins

Reverse Wired Charging

10W

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

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

Colors and Pricing

Colors

Silk Blue, Suit Titanium, Flowing Silver

Silk black, Silk green

Price in India

₹20999

₹20699

FAQs

Which phone has better performance?

In this performance comparison, the Realme 15T with its Mediatek Dimensity 6400 (6nm) performs better than the Vivo Y300 Plus with the Qualcomm Snapdragon 695 (6nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Realme 15T launched with Android 15 and will receive updates until Android 18, whereas Vivo Y300 Plus launched with Android 14 and will get Android 16. Realme 15T will get security updates until 2029 (approx. 4 years), while Vivo Y300 Plus is supported till 2027.

Which phone has a better display?

Both Realme 15T and Vivo Y300 Plus feature AMOLED displays, offering vibrant colors and deeper blacks. Both smartphones offer the same 120 Hz refresh rate. Realme 15T also boasts a brighter screen with 4000 nits of peak brightness, enhancing outdoor visibility. Both phones have the same screen resolution.

Which phone has a bigger battery and faster charging?

Realme 15T comes with a larger 7000 mAh battery, which may offer longer usage on a single charge. Realme 15T also supports faster wired charging at 60W, compared to 44W on Vivo Y300 Plus.

Which phone has better water and dust resistance?

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

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