realme P4x vs Xiaomi Redmi Note 15 SE 5G

Comparing the realme P4x vs Xiaomi Redmi Note 15 SE 5G across performance, display, camera, battery, storage and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: realme P4x runs at a higher processing speed of 2.6 GHz, while Xiaomi Redmi Note 15 SE 5G runs at 2.4 GHz, making realme P4x the better performer.

Display: Xiaomi Redmi Note 15 SE 5G offers a screen size of 6.77 inches, while realme P4x offers 6.72 inches, making Xiaomi Redmi Note 15 SE 5G the larger display of the two. Xiaomi Redmi Note 15 SE 5G features a AMOLED display compared to realme P4x's LCD, making Xiaomi Redmi Note 15 SE 5G the better display of the two.

Rear Camera: Both realme P4x and Xiaomi Redmi Note 15 SE 5G feature a 50 MP primary rear camera.

Front Camera: Xiaomi Redmi Note 15 SE 5G offers a higher front camera resolution with 20 MP, while realme P4x offers 8 MP, making Xiaomi Redmi Note 15 SE 5G better for front camera photography.

Battery: realme P4x offers a higher battery capacity with 7000 mAh, while Xiaomi Redmi Note 15 SE 5G offers 5800 mAh, making realme P4x better for longer battery life.

Storage: Both realme P4x and Xiaomi Redmi Note 15 SE 5G offer the same internal storage of 128 GB.

User Rating: realme P4x and Xiaomi Redmi Note 15 SE 5G both receive the same user rating of 4.3.

realme P4x

₹19,389

@ Amazon

Xiaomi Redmi Note 15 SE 5G

₹21,144

@ Amazon

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Show Only Differences

Summary

Spec Score

80%

83%

Release Date

10 Dec, 2025

07 Apr, 2026

Performance


MediaTek Dimensity 7400 Ultra	Snapdragon 6 Gen 3
Octa Core (upto 2.6 GHz)	Octa Core (upto 2.4 GHz)
6 GB RAM	6 GB RAM

Display


6.72 inches (17.07 cm)	6.77 inches (17.2 cm)
LCD	AMOLED
1080x2400 px (FHD+)	1080x2392 px (FHD+)
144 Hz Refresh Rate	120 Hz Refresh Rate

Rear Camera


50 MP Wide Angle Primary Camera	50 MP Wide Angle Primary Camera
2 MP Mono Camera	2 MP Camera

Front Camera


8 MP	20 MP Wide Angle Lens

Battery


7000 mAh	5800 mAh
45W Super Charging	45W Turbo Charging
No Wireless Charging	No Wireless Charging

Storage

128 GB	128 GB
UFS 3.1	UFS 2.2

Expert Review

8.0/10

Read Expert Review

N/A

Pros

Excellent battery endurance
Delivers reliable performance
Snappy software with many AI tricks
Loud and crisp stereo speakers

Device yet to be reviewed

Cons

Camera output details could be improved
Many apps don't run at max refresh rate

Device yet to be reviewed

User Ratings

4.3/5

(11,454 ratings)

4.3/5

(1,933 ratings)

Benchmarks (The higher, the better)

974,831 AnTuTu Score	N/A
17h 38m Battery Life (PC Mark)	N/A

Compare Prices

₹19,389

@ Amazon

₹21,144

@ Amazon

Video

1 More Video

There are no videos available for the device.

User Feedback

General

Launch Date

Dec 04, 2025

(Official)

Apr 02, 2026

(Official)

Operating System

Android v15

OS Updates

2 Years

4 Years

Security Updates

3 Years

6 Years

Custom UI

ColorOS

HyperOS

Performance

Performance Rating

Very Good

Chipset

MediaTek Dimensity 7400 Ultra MT6878T

Qualcomm Snapdragon 6 Gen 3 SM6475

Processor

Octa core

2.6 GHz, Quad core, Cortex A78 2 GHz, Quad core, Cortex A55

Octa core

2.4 GHz, Quad core, Cortex A78 1.8 GHz, Quad core, Cortex A55

Architecture (The higher, the better)

64 bit

Fabrication (The lower, the better)

4 nm

Graphics (GPU)

Mali-G615 MC2

Adreno 710

RAM

6 GB / 8 GB

RAM Type

LPDDR4X

Performance Test Results

AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.

974,831

N/A

Bootup Time (The lower, the better)

27.0 s

N/A

Gaming Test Results

Wild Life Extreme (The higher, the better) Wild Life Extreme is a classic mobile benchmark; it renders in 4K to test the peak performance of a wide range of devices.

1,017

N/A

Battery Drain* (The lower, the better)

3.0 %

N/A

Heating* (The lower, the better)

21.1 %

N/A

* after 30 mins of gaming

Display

Display Rating

Excellent

Display Type

LCD

AMOLED

Screen Size

6.72 inches (17.07 cm)

6.77 inches (17.2 cm)

Resolution

1080x2400 px (FHD+)

1080x2392 px (FHD+)

Peak Brightness

950 nits

3200 nits

HBM Brightness

1000 nits

N/A

Refresh Rate

144 Hz

120 Hz

Aspect Ratio

20:9

Pixel Density

391 ppi

388 ppi

Screen to Body Ratio (calculated)

86.42 %

89.46 %

Screen Protection

Yes

Bezel-less Display

Yes with punch-hole display

Screen to Body Ratio (claimed by the brand)

91.4 %

92 %

Design

Height

166 mm

164 mm

Width

76 mm

75.42 mm

Thickness

8.39 mm

7.35 mm

Weight

208 grams

178 grams

Build Material

Back: Glass Plastic

N/A

Water Resistance

Yes Splash proof IP64

Yes Splash proof IP66 IP65 (up to 30 minutes in a depth of 1.5 meter)

Ruggedness

Dust proof

Rear Camera

Rear Camera Rating

Very Good

Resolution

50 MP
Primary Camera10x Digital Zoomf/1.8 Wide Angle 76° field-of-view27 mm focal length 1/2.88" sensor size OV50D 0.61µm pixel size

50 MP
Primary Cameraf/1.8 Wide Angle

2 MP
f/2.4 Mono Camera1/5.1" sensor size 1.75µm pixel size

2 MP

Autofocus

Yes Phase Detection Autofocus

Yes

OIS

Yes

Flash

Yes LED Flash

Image Resolution

3072 x 4096 Pixels

N/A

Shooting Modes

Continuous Shooting

Continuous Shooting
High Dynamic Range mode (HDR)

Camera Features

10 x Digital Zoom

Digital Zoom
Auto Flash

Video Recording

4k @30 fps
Full HD @30/60/120 fps
HD @30/60/120/240 fps

4k @30 fps
Full HD @30 fps
HD @30/120/240 fps

Video Recording Features

Slow Motion

Front Camera

Front Camera Rating

Very Good

Resolution

8 MP
f/2.0 Primary Camera1/4.0" sensor size 1.12µm pixel size

20 MP
f/2.2 Wide Angle Primary Camera1/4.0" sensor size

Autofocus

Flash

No	Yes Screen flash

Video Recording

Full HD @30 fps
HD @30 fps

Battery

Battery Rating

Excellent

Very Good

Capacity

7000 mAh

5800 mAh

Battery Type

Li-Polymer

Silicon Carbon

TalkTime

Up to 49.9 Hours(2G)

N/A

Quick Charging

Yes 45W Super Charging 100% in 90 minutes

Yes 45W Turbo Charging v3.0

Battery Test Results

Battery Life (PC Mark) (The higher, the better) PCMark Battery benchmark measures battery life of a phone with various activities such as web browsing, photo editing, writing, video editing, etc.

17h 38m

N/A

Charging Time (20% to 100%) (The lower, the better)

1h 25m 0s

N/A

Storage

Internal Storage

128 GB / 256 GB

Storage Type

UFS 3.1

UFS 2.2

Expandable Storage

Yes Up to 2048 GB

Yes Up to 1 GB

Network & Connectivity

SIM Slot(s)

Dual SIM

SIM Type

SIM1: Nano SIM2: Nano

SIM1: Nano SIM2: Nano (Hybrid)

Network Support

5G 4G

VoLTE

Yes

SIM 1

5G Bands:

FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N41 / N77 / N78

5G Bands:

FDD N1 / N3 / N5 / N8 / N28
TDD N38 / N40 / 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)

4G Bands:

TD-LTE 3500(band 48) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)

SIM 2

5G Bands:

FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N41 / N77 / N78

5G Bands:

FDD N1 / N3 / N5 / N8 / N28
TDD N38 / N40 / N41 / N48 / 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)

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) / 850(band 19)