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Realme P4x 5G vs Infinix Note 13S

Key Feature Comparison

Realme P4x 5G

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Infinix Note 13S

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At a Glance

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Octa core (2.6 GHz, Quad core, Cortex A78 + 2 GHz, Quad core, Cortex A55)

MediaTek Dimensity 7400 Ultra, Mali-G615 MC2

Octa core (2.05 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Helio G96, Mali-G57 MC2

7000 mAh

Li-Polymer, Super VOOC, 45W

5000 mAh

Li-Polymer, Fast

17.07 cm (6.72 inch)

391 ppi, FHD+

17.65 cm (6.95 inch)

379 ppi, FHD

Dual, 50MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 30 @ 60 @ 120 fps, 1280x720 @ 30 @ 60 @ 120 @ 240 fps

Triple, 50MP + 2MP + 2MP

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

17.07 cm (6.72 inch)
17.65 cm (6.95 inch)

Screen Type

IPS LCD
IPS LCD

Pixel Density

391 ppi
379 ppi

Aspect Ratio

20:09
20:09

Screen to Body Ratio

91.40%
-

Screen Design

Punch hole
Punch hole

Screen Refresh Rate

144 Hz
-

Screen Quality

FHD+
FHD

Peak Brightness

950 nits
-

Screen Resolution

-
1080 x 2400 pixels

Phone Variants

6GB 128 GB, 8GB 128 GB, 8GB 256 GB
6GB 128GB

Expandable Storage

Yes
Yes

RAM Type

LPDDR4X
-

Storage Type

UFS 3.1
-

Expandable Storage Capacity

Yes, 2 TB
Yes, 512 GB

OTG Support

Yes
-

Sensors

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

Operating System

Android v15, OS Updates, 2 Years, Security Updates, 3 Years
Android v12

GPU

Mali-G615 MC2
Mali-G57 MC2

Chipset

MediaTek Dimensity 7400 Ultra
MediaTek Helio G96

CPU

Octa core (2.6 GHz, Quad core, Cortex A78 + 2 GHz, Quad core, Cortex A55)
Octa core (2.05 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

Clock Speed

2.6 GHz
2.05 GHz

Architecture

64 bit
64 bit

Process Technology

4 nm
12 nm

Battery Capacity

7000 mAh
5000 mAh

Battery Removable

No
No

Battery Type

Li-Polymer
Li-Polymer

Charger Type

Super VOOC, 45W
Fast

USB Type-C

Yes
Yes

Fast Charging

Yes
Yes

Charging Time

100% in 90 Minutes
-

Announced On

4-Dec-25
Not Available

Market Status

Available
Rumoured

Brand

Realme
Infinix

Model Number

RMX3944
-

Price Status

Confirmed
Expected

Price

Rs. 15,999
Rs. 17,999

GPS

Yes A-GPS, Glonass
Yes A-GPS

NFC

No
-

Network Support

5G
4G

Bluetooth

Yes
Yes

FM Radio

No
-

3.5mm Audio Jack

No
Yes

SIM Size

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

Wi-Fi

Yes, Wi-Fi 6E (802.11 a/b/g/n/ac/ax) 5GHz 6GHz, MIMO
Yes, Wi-Fi 802.11, b/g/n

Bluetooth Type

v5.4
v5.1

Audio Jack

USB Type-C
3.5 mm

SIM Slot(s)

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

eSIM

No
No

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot

VoLTE

Yes
Yes

SIM 1 Bands

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

Front Video Recording

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

Front Camera Setup

Single, 8MP
Single, 16MP

Front Camera 1 Resolution

8 MP
-

Front Camera 1 Type

f/2.0, Wide Angle, Primary Camera
-

Front Camera 1 Lens

1/4.0" sensor size, 1.12 micrometre pixel size
-

Front Aperture

f/2.0
-

Front Flash

No
-

Weight

208 grams
-

Colors

Matte Silver, Elegant Pink, Lake Green
-

Build

Back: Glass, Plastic
-

Dimensions

166 x 76 x 8.39 mm
-

SAR Value

Head: 1.180 W/kg, Body: 0.720 W/kg
-

OIS

No
-

Rear Flash

Yes, LED Flash
Yes, LED Flash

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 30 @ 60 @ 120 fps, 1280x720 @ 30 @ 60 @ 120 @ 240 fps
-

Rear Camera Features

10 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Dual, 50MP + 2MP
Triple, 50MP + 2MP + 2MP

Rear Camera 1 Resolution

50 MP
-

Rear Camera 1 Type

f/1.8, Wide Angle (76 degree field-of-view), Primary Camera
-

Rear Camera 1 Lens

27 mm focal length, 1/2.88" sensor size, 0.61micrometer pixel size
-

Rear Camera 2 Resolution

2 MP
-

Rear Camera 2 Type

f/2.4, Mono Camera
-

Rear Camera 2 Lens

1/5.1" sensor size, 1.75micrometer pixel size
-

Rear Aperture

f/1.8
-

Fingerprint Scanner

Yes
Yes

Fingerprint Scanner Position

On-Screen
Side

Fingerprint Scanner Type

Optical
-
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