realme 15x vs Xiaomi Redmi 15

Comparing the realme 15x vs Xiaomi Redmi 15 across performance, display, camera, battery, storage and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: realme 15x runs at a higher processing speed of 2.4 GHz, while Xiaomi Redmi 15 runs at 2.3 GHz, making realme 15x the better performer.

Display: Xiaomi Redmi 15 offers a screen size of 6.9 inches, while realme 15x offers 6.8 inches, making Xiaomi Redmi 15 the larger display of the two. Both realme 15x and Xiaomi Redmi 15 feature the same IPS LCD display.

Rear Camera: Both realme 15x and Xiaomi Redmi 15 feature a 50 MP primary rear camera.

Front Camera: realme 15x offers a higher front camera resolution with 50 MP, while Xiaomi Redmi 15 offers 8 MP, making realme 15x better for front camera photography.

Battery: Xiaomi Redmi 15 delivers longer battery life with 14h 54m, while realme 15x delivers None, making Xiaomi Redmi 15 the better pick for all day usage.

Storage: Both realme 15x and Xiaomi Redmi 15 offer the same internal storage of 128 GB.

User Rating: realme 15x receives a higher user rating of 4.3, while Xiaomi Redmi 15 has a rating of 4.2.

realme 15x

₹23,099

@ Amazon

Xiaomi Redmi 15

₹20,499

@ Amazon

Summary

Release Date

01 Oct, 2025

28 Aug, 2025

14 May, 2026

Performance


MediaTek Dimensity 6300	Snapdragon 6s Gen 3	Snapdragon 8 Elite Gen 5
Octa Core (upto 2.4 GHz)	Octa Core (upto 2.3 GHz)	Octa Core (upto 4.61 GHz)
6 GB RAM	6 GB RAM	16 GB RAM

Display


6.8 inches (17.27 cm)	6.9 inches (17.53 cm)	6.82 inches (17.32 cm)
IPS LCD	IPS LCD	AMOLED
720x1570 px (HD+)	1080x2340 px (FHD+)	1440x3168 px (QHD+)
144 Hz Refresh Rate	144 Hz Refresh Rate	144 Hz Refresh Rate

Rear Camera


50 MP Wide Angle Primary Camera	50 MP Wide Angle Primary Camera	200 MP Primary Camera (upto 3.7x Optical Zoom)
N/A	N/A	200 MP Telephoto Camera
N/A	N/A	50 MP Ultra-Wide Angle Camera

Front Camera


50 MP Wide Angle Lens	8 MP Wide Angle Lens	50 MP

Battery


7000 mAh	7000 mAh	6600 mAh
60W Super VOOC Charging	33W Fast Charging	100W Flash Charging
No Wireless Charging	No Wireless Charging	Wireless Charging

Storage

128 GB	128 GB	512 GB
UFS 2.2	UFS 2.2	UFS 4.1

Expert Review

N/A

7.0/10

Read Expert Review

8.7/10

Read Expert Review

Pros

Device yet to be reviewed

Two-day battery life
Premium design
Big screen for bingeing content

Stellar and versatile three-lens camera system
Excellent performance
Bright and crisp 2K AMOLED display

Cons

Device yet to be reviewed

Thick bezels
Phone seems unnecessarily large
Low-light photography could be better

Battery life could have been better
Very expensive with camera kit
No shortcut key

User Ratings

4.3/5

(4,423 ratings)

4.2/5

(4,445 ratings)

4.6/5

(29 ratings)

Benchmarks (The higher, the better)

N/A	463,289 AnTuTu Score	3,977,648 AnTuTu Score
N/A	14h 54m Battery Life (PC Mark)	15h 10m Battery Life (PC Mark)

Compare Prices

₹23,099

@ Amazon

₹20,499

@ Amazon

₹159,999

@ Amazon

Video

There are no videos available for the device.

1 Video

User Feedback

General

Launch Date

Oct 01, 2025

(Official)

Aug 19, 2025

(Official)

May 06, 2026

(Official)

Operating System

Android v15

Android v16

OS Updates

N/A

2 Year

5 Year

Security Updates

N/A

4 Year

7 Year

Custom UI

Realme UI

HyperOS

Origin OS

Performance

Performance Rating

Good

Very Good

Best In Class

Chipset

MediaTek Dimensity 6300

Qualcomm Snapdragon 6s Gen 3

Qualcomm Snapdragon 8 Elite Gen 5 SM8850-AC

Processor

Octa core

2.4 GHz, Dual core, Cortex A76 2 GHz, Hexa Core, Cortex A55

Octa core

2.3 GHz, Dual core, Cortex A78 1.95 GHz, Hexa Core, Cortex A55

Octa core

4.61 GHz, Dual core, Oryon 3.62 GHz, Hexa Core, Oryon

Architecture (The higher, the better)

64 bit

Fabrication (The lower, the better)

6 nm

3 nm

Graphics (GPU)

Mali-G57 MC2

Adreno 619

Adreno 840

RAM

6 GB / 8 GB

16 GB

RAM Type

LPDDR4X

LPDDR5X Ultra

Performance Test Results

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

N/A

463,289

3,977,648

Bootup Time (The lower, the better)

N/A

34.0 s

14.0 s

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.

N/A

6,450

Battery Drain* (The lower, the better)

N/A

6.0 %

7.0 %

Heating* (The lower, the better)

N/A

23.7 %

21.7 %

* after 30 mins of gaming

Display

Display Rating

Excellent

Best In Class

Display Type

IPS LCD

AMOLED

Screen Size

6.8 inches (17.27 cm)

6.9 inches (17.53 cm)

6.82 inches (17.32 cm)

Resolution

720x1570 px (HD+)

1080x2340 px (FHD+)

1440x3168 px (QHD+)

Peak Brightness

1200 nits

850 nits

4500 nits

HBM Brightness

1200 nits

N/A

Refresh Rate

144 Hz

Aspect Ratio

20:9

19.5:9

19.8:9

Pixel Density

254 ppi

374 ppi

510 ppi

Screen to Body Ratio (calculated)

87.52 %

86.04 %

89.7 %

Screen Protection

N/A

Yes

Bezel-less Display

Yes with punch-hole display

HDR 10 / HDR+ Support

N/A

Yes

Screen to Body Ratio (claimed by the brand)

90.4 %

N/A

94.49 %

Design

Height

166.07 mm

168.48 mm

162.98 mm

Width

77.93 mm

80.45 mm

76.81 mm

Thickness

8.28 mm

8.40 mm

8.19 mm

Weight

212 grams

217 grams

232 grams

Build Material

N/A

Back: Plastic

Back: Glass

Water Resistance

Yes Water resistant IP68 IP69 (up to 30 minutes in a depth of 2 meter)

Yes Splash proof IP64

N/A

Ruggedness

Dust proof Shock proof

Dust proof

N/A

Rear Camera

Rear Camera Rating

Good

Best In Class

Resolution

50 MP
Primary Cameraf/1.8 Wide Angle 76° field-of-view28 mm focal length 1/2.88" sensor size IMX852 0.61µm pixel size

50 MP
Primary Cameraf/1.75 Wide Angle

200 MP
Primary Camera105x Digital Zoom 3.7x Optical Zoomf/1.8535 mm focal length LYT 901 0.7µm pixel size

N/A

200 MP
f/2.67 Telephoto Camera85 mm focal length 1/1.28" sensor size

N/A

50 MP
f/2.0 Ultra-Wide Angle Camera14 mm focal length

Autofocus

Yes Phase Detection Autofocus

Yes

OIS

Yes

Flash

Yes LED Flash

Yes Dual LED Flash

Image Resolution

3072 x 4096 Pixels

8150 x 6150 Pixels

N/A

Settings

N/A

Exposure compensation ISO control

N/A

Shooting Modes

High Dynamic Range mode (HDR)
Cinema Mode

Continuous Shooting
High Dynamic Range mode (HDR)

N/A

Camera Features

N/A

Digital Zoom
Auto Flash
Face detection
Filters
Touch to focus

105 x Digital Zoom
3.7 x Optical Zoom

Video Recording

Full HD @30 fps
HD @30/120 fps

Full HD @30 fps

8k @30 fps
4k @30/60/120 fps
Full HD @30/60/120 fps

Video Recording Features

Dual Video Recording
Slow Motion

N/A

Front Camera

Front Camera Rating

Very Good

Best In Class

Resolution

50 MP
f/2.4 Wide Angle Primary Camera22 mm focal length 1/2.88" sensor size

8 MP
f/2.2 Wide Angle Primary Camera

50 MP
f/2.45 Primary Camera

Autofocus

N/A

Flash

Yes Screen flash

N/A

Yes Screen flash

Camera Features

Wide Angle Selfie

N/A

Video Recording

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

Full HD @30 fps

N/A

Battery

Battery Rating

Excellent

Very Good

Excellent

Capacity

7000 mAh

6600 mAh

Battery Type

N/A

Silicon Carbon

Li-ion

Quick Charging

Yes 60W Super VOOC Charging

Yes 33W Fast Charging

Yes 100W Flash Charging

Wireless Charging

N/A

Yes 40W Wireless Charging

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.

N/A

14h 54m

15h 10m

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

N/A

1h 18m 0s

0h 36m 0s

Storage

Internal Storage

128 GB / 256 GB

512 GB

Storage Type

UFS 2.2

UFS 4.1

Expandable Storage

Yes

Yes Up to 2 TB

N/A

Network & Connectivity

SIM Slot(s)

Dual SIM

SIM Type

SIM1: Nano SIM2: Nano (Hybrid)

SIM1: Nano SIM2: Nano

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 N40 / N78

5G Bands:

FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N18 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78 / N79 / N80 / N81 / N83 / N84 / N89

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 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) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43)
FD-LTE 1700(band 66) / 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26)

SIM 2

5G Bands:

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

5G Bands:

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

5G Bands:

FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N18 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78 / N79 / N80 / N81 / N83 / N84 / N89

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 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) / 3700(band 43) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 12) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) / 1700(band 66)