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Realme 15x 5G vs Vivo Y400 5G vs OPPO A53

Key Feature Comparison

Realme 15x 5G

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Vivo Y400 5G

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At a Glance

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Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Dimensity 6300, Mali-G57 MC2

Octa core (2.2 GHz, Dual core, Cortex A78 + 1.95 GHz, Hexa Core, Cortex A55)

Qualcomm Snapdragon 4 Gen 2 SM4450, Adreno 613

Octa core (1.8 GHz, Quad core, Kryo 240 + 1.6 GHz, Quad core, Kryo 240)

Qualcomm Snapdragon 460, Adreno 610

7000 mAh

Li-Polymer, Super VOOC, 60W

6000 mAh

Li-ion, Flash, 90W

5000 mAh

Li-Polymer, Fast, 18W

17.27 cm (6.8 inch)

254 ppi, HD

16.94 cm (6.67 inch)

394 ppi, FHD+

16.51 cm (6.5 inch)

270 ppi

Single, 50MP

1920x1080 @ 30 fps, 1280x720 @ 30 @ 120 fps

Dual, 50MP + 2MP

1920x1080 @ 30 fps

Triple, 13MP + 2MP + 2MP

1920x1080 @ 30 fps

5G

Dual SIM, GSM+GSM

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

17.27 cm (6.8 inch)
16.94 cm (6.67 inch)
16.51 cm (6.5 inch)

Screen Type

IPS LCD
AMOLED
IPS LCD

Screen Resolution

720 x 1570 pixels
1080 x 2400 pixels
720 x 1600 pixels

Pixel Density

254 ppi
394 ppi
270 ppi

Aspect Ratio

20:09
20:09
20:09

Screen to Body Ratio

87.52%
91.99%
89.20%

Screen Design

Punch hole
Punch hole
Punch hole

Screen Refresh Rate

144 Hz
120 Hz
90 Hz

Screen Quality

HD
FHD+
-

Peak Brightness

1200 nits
1800 Nits
400 nits

Phone Variants

6GB 128GB, 8GB 128GB, 8GB 256GB
8GB 128GB, 8GB 256GB
4GB 64GB, 6GB 128GB

Expandable Storage

Yes
Yes
Yes

Storage Type

UFS 2.2
UFS 3.1
UFS 2.1

Expandable Storage Capacity

Yes
Yes, 2 TB
Yes, 256 GB

OTG Support

Yes
Yes
Yes

RAM Type

-
LPDDR4X
LPDDR4X

Sensors

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Gyroscope

Operating System

Android v15
Android v15
Android v10 (Q)

GPU

Mali-G57 MC2
Adreno 613
Adreno 610

Chipset

MediaTek Dimensity 6300
Qualcomm Snapdragon 4 Gen 2 SM4450
Qualcomm Snapdragon 460

CPU

Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)
Octa core (2.2 GHz, Dual core, Cortex A78 + 1.95 GHz, Hexa Core, Cortex A55)
Octa core (1.8 GHz, Quad core, Kryo 240 + 1.6 GHz, Quad core, Kryo 240)

Custom User Interface

Realme UI
Funtouch OS
ColorOS

Clock Speed

2.4 GHz
2.2 GHz
1.8 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

6 nm
4 nm
11 nm

Battery Capacity

7000 mAh
6000 mAh
5000 mAh

Battery Removable

No
No
No

Battery Type

Li-Polymer
Li-ion
Li-Polymer

Charger Type

Super VOOC, 60W
Flash, 90W
Fast, 18W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Charging Time

-
80 % in 30 minutes
-

Announced On

1-Oct-25
4-Aug-25
20-Aug-20

Market Status

Available
Available
Available

Brand

Realme
Vivo
OPPO

Model Number

RMX5250
V2506
CPH2127

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 16,999
Rs. 21,999
Rs. 11,990

GPS

Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass

NFC

No
No
No

Network Support

5G
5G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

No
No
Yes

SIM Size

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

Wi-Fi

Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n

Bluetooth Type

v5.3
v5.0
v5.0

Audio Jack

USB Type-C
USB Type-C
3.5 mm

SIM Slot(s)

Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM

eSIM

No
No
No

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot
Mobile Hotspot

VoLTE

Yes
Yes
Yes

SIM 1 Bands

5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N40 / N41, 4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5), 3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 850 / 900 M...
5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands:...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

SIM 2 Bands

5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N40 / N41, 4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5), 3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 850 / 900 M...
5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands:...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

3.5mm Audio Jack

-
No
Yes

Front Video Recording

3840x2160 @ 30 @ 60 fps, 1920x1080 @ 30 @ 60 fps, 1280x720 @ 30 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps

Front Camera Features

Wide Angle Selfie
-
Fixed Focus

Front Camera Setup

Single, 50MP
Single, 32MP
Single, 16MP

Front Camera 1 Resolution

8 MP
32 MP
16 MP

Front Camera 1 Type

f/2.4, Wide Angle, Primary Camera
f/2.45, Primary Camera
f/2.0 Primary Camera

Front Camera 1 Lens

22 mm focal length, 1/2.88" sensor size
1/3.1" sensor size, 0.7 micrometer pixel size
-

Front Aperture

f/2.4
f/2.45
f/2.0

Front Flash

Yes, LED Flash
-
-

Weight

212 grams
197 grams
186 grams

Colors

Aqua Blue, Marine Blue, Maroon Red
Olive Green, Glam White
Electric Black, Fancy Blue, Fairy White, Moonlight Black, Mint Cream

Dimensions

166.07 x 77.93 x 8.28 mm
162.99 x 75.31 x 7.90 mm
163.9 x 75.1 x 8.4 mm

Build

-
Back: Plastic
Back Panel: Plastic

SAR Value

-
Head: 0.99 W/kg, Body: 0.80 W/kg
Head: 0.77 W/kg, Body: 0.97 W/kg

OIS

No
Yes
-

Rear Flash

Yes, LED Flash
Yes, Dual-color LED Flash + Aura Light
Yes, LED Flash

Rear Video Recording

1920x1080 @ 30 fps, 1280x720 @ 30 @ 120 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps

Rear Camera Features

Digital Zoom, Auto Flash, Face detection, Filters, Touch to focus
Digital Zoom, Auto Flash, Face detection, Filters, Touch to focus
6 x Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Single, 50MP
Dual, 50MP + 2MP
Triple, 13MP + 2MP + 2MP

Rear Camera 1 Resolution

50 MP
50 MP
13 MP

Rear Camera 1 Type

f/1.8, Wide Angle (76 degree field-of-view), Primary Camera
f/1.8, Wide Angle, Primary Camera
f/2.2 (upto 6x Digital Zoom), Wide Angle (81.3 degree field-of-view) Primary Camera

Rear Camera 1 Lens

28 mm focal length, 1/2.88" sensor size, 0.61 micrometer pixel size
1/1.95" sensor size, IMX882, 0.8 micrometer pixel size
3" sensor size, 1.12 micrometre pixel size

Rear Aperture

f/1.8
f/1.8
f/2.2

Rear Camera 2 Resolution

-
2 MP
2 MP

Rear Camera 2 Type

-
f/2.4, Depth Camera
f/2.4, Depth Camera

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Side
On-Screen
Rear

Fingerprint Scanner Type

-
Optical
-

Face Unlock

-
Yes
Yes
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