OPPO K13x 5G vs Xiaomi Redmi 15

Comparing the OPPO K13x 5G vs Xiaomi Redmi 15 across performance, display, camera, battery, storage, expert reviews and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: Xiaomi Redmi 15 scores higher on the Geekbench Multi-Core test with 2,262, while OPPO K13x 5G scores 1,984, making Xiaomi Redmi 15 the better performer.

Display: Xiaomi Redmi 15 offers a screen size of 6.9 inches, while OPPO K13x 5G offers 6.67 inches, making Xiaomi Redmi 15 the larger display of the two. Xiaomi Redmi 15 features a IPS LCD display compared to OPPO K13x 5G's LCD, making Xiaomi Redmi 15 the better display of the two.

Rear Camera: Both OPPO K13x 5G and Xiaomi Redmi 15 feature a 50 MP primary rear camera.

Front Camera: Both OPPO K13x 5G and Xiaomi Redmi 15 feature a 8 MP primary front camera.

Battery: Xiaomi Redmi 15 delivers longer battery life with 14h 54m, while OPPO K13x 5G delivers None, making Xiaomi Redmi 15 the better pick for all day usage.

Storage: Both OPPO K13x 5G and Xiaomi Redmi 15 offer the same internal storage of 128 GB.

Expert Review: OPPO K13x 5G receives a higher expert rating of 7.9 from the editorial team, while Xiaomi Redmi 15 is rated 7.

User Rating: OPPO K13x 5G receives a higher user rating of 4.3, while Xiaomi Redmi 15 has a rating of 4.2.

OPPO K13x 5G

₹15,999

(Out of Stock)

Xiaomi Redmi 15

₹21,499

@ Amazon

Summary

Release Date

27 Jun, 2025

28 Aug, 2025

08 Oct, 2026

Performance


MediaTek Dimensity 6300	Snapdragon 6s Gen 3	MediaTek Dimensity 7360 Max
Octa Core (upto 2.4 GHz)	Octa Core (upto 2.3 GHz)	Octa Core (upto 2.5 GHz)
4 GB RAM	6 GB RAM	6 GB RAM

Display


6.67 inches (16.94 cm)	6.9 inches (17.53 cm)	6.78 inches (17.22 cm)
LCD	IPS LCD	AMOLED
720x1604 px (HD+)	1080x2340 px (FHD+)	1272x2712 px (FHD+)
120 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	50 MP Wide Angle Primary Camera
2 MP Mono Camera	N/A	2 MP Mono Depth Camera

Front Camera


8 MP Wide Angle Lens	8 MP Wide Angle Lens	16 MP

Battery


6000 mAh	7000 mAh	8000 mAh
45W Super VOOC Charging	33W Fast Charging	45W Super VOOC Charging
No Wireless Charging	No Wireless Charging	No Wireless Charging

Storage

128 GB	128 GB	128 GB
UFS 2.2	UFS 2.2	UFS 3.1

Expert Review

7.9/10

Read Expert Review

7.0/10

Read Expert Review

N/A

Pros

Clean, sturdy design
Loud sound, smooth display
Long battery life
Feature-rich software

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

Device yet to be reviewed

Cons

Several pre-installed apps
Modest cameras

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

Device yet to be reviewed

User Ratings

4.3/5

(17,625 ratings)

4.2/5

(4,386 ratings)

N/A

Benchmarks (The higher, the better)

447,305 AnTuTu Score	463,289 AnTuTu Score	951,668 AnTuTu Score
N/A	14h 54m Battery Life (PC Mark)	18h 49m Battery Life (PC Mark)

Compare Prices

Not Available in any store

₹21,499

@ Amazon

₹25,999

@ Flipkart

Video

1 Video

There are no videos available for the device.

User Feedback

General

Launch Date

Jun 27, 2025

(Official)

Aug 19, 2025

(Official)

Sep 29, 2026

(Official)

Operating System

Android v15

Android v17

OS Updates

2 Year

6 Year

Security Updates

3 Year

4 Year

6 Year

Custom UI

ColorOS

HyperOS

ColorOS

Performance

Performance Rating

Good

Very Good

Chipset

MediaTek Dimensity 6300

View Details

Qualcomm Snapdragon 6s Gen 3

View Details

MediaTek Dimensity 7360 Max

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

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

Architecture (The higher, the better)

64 bit

Fabrication (The lower, the better)

6 nm

4 nm

Graphics (GPU)

Mali-G57 MC2

Adreno 619

Mali-G615 MC2

RAM

4 GB / 6 GB / 8 GB

6 GB / 8 GB

RAM Type

LPDDR4X

Cooling Technology

N/A

Vapor Chamber Cooling 5000 mm²

Performance Test Results

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

447,305

463,289

951,668

Bootup Time (The lower, the better)

32.0 s

34.0 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.

366

N/A

853

Battery Drain* (The lower, the better)

5.0 %

6.0 %

N/A

Heating* (The lower, the better)

42.4 %

23.7 %

N/A

* after 30 mins of gaming

Display

Display Rating

Very Good

Excellent

Display Type

LCD

IPS LCD

AMOLED

Screen Size

6.67 inches (16.94 cm)

6.9 inches (17.53 cm)

6.78 inches (17.22 cm)

Resolution

720x1604 px (HD+)

1080x2340 px (FHD+)

1272x2712 px (FHD+)

Peak Brightness

1000 nits

850 nits

3600 nits

HBM Brightness

1000 nits

N/A

1800 nits

Refresh Rate

120 Hz

144 Hz

Touch Sampling Rate

240 Hz

288 Hz

240 Hz

Aspect Ratio

20:9

19.5:9

20:9

Pixel Density

264 ppi

374 ppi

450 ppi

Screen to Body Ratio (calculated)

85.07 %

86.04 %

90.5 %

Screen Protection

N/A

Yes

Bezel-less Display

Yes with punch-hole display

Screen to Body Ratio (claimed by the brand)

89.9 %

N/A

93.6 %

Design

Height

165.7 mm

168.48 mm

162.56 mm

Width

76.2 mm

80.45 mm

77.6 mm

Thickness

7.9 mm

8.40 mm

8.4 mm

Weight

194 grams

217 grams

207 grams

Build Material

N/A

Back: Plastic

Back: Corning Gorilla Glass Armor 2

Water Resistance

Yes Splash proof IP65

Yes Splash proof IP64

Yes Water resistant IP68 IP66 IP69K IP69

Ruggedness

Dust proof

Shock proof

Rear Camera

Rear Camera Rating

Good

Very Good

Resolution

50 MP
Primary Cameraf/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/1.75 Wide Angle

50 MP
Primary Camera10x Digital Zoomf/1.8 Wide Angle 79° field-of-view1/2" sensor size

2 MP
f/2.4 Mono Camera22 mm focal length 1/5.0" sensor size 1.75µm pixel size

N/A

2 MP
Mono Depth Camera

Autofocus

Yes Phase Detection Autofocus

Yes

OIS

Yes

Flash

Yes LED Flash

Image Resolution

8150 x 6150 Pixels

N/A

Settings

Exposure compensation ISO control

N/A

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)

Beautify

Camera Features

Digital Zoom
Auto Flash
Face detection

Digital Zoom
Auto Flash
Face detection
Filters
Touch to focus

10 x Digital Zoom
Optical Zoom

Video Recording

Full HD @60 fps
HD @120 fps

Full HD @30 fps

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

Video Recording Features

Dual Video Recording

N/A

Dual Video Recording

Front Camera

Front Camera Rating

Very Good

Resolution

8 MP
f/2.0 Wide Angle Primary Camera25 mm focal length 1/4.0" sensor size 1.12µm pixel size

8 MP
f/2.2 Wide Angle Primary Camera

16 MP
f/2.4 Primary Camera23 mm focal length 1/3.1" sensor size 1µm pixel size

Autofocus

N/A

Flash

N/A

Yes Screen flash

Camera Features

Fixed Focus

N/A

Video Recording

Full HD @30 fps
HD @30 fps

Full HD @30 fps

Full HD @30/60 fps
HD @30 fps

Battery

Battery Rating

Very Good

Capacity

6000 mAh

7000 mAh

8000 mAh

Battery Type

Li-Polymer

Silicon Carbon

N/A

TalkTime

N/A

Up to 30.33 Hours(2G)

Quick Charging

Yes 45W Super VOOC Charging 50% in 37 minutes

Yes 33W Fast Charging

Yes 45W Super VOOC Charging

Reverse Charging

N/A

Yes 18W Reverse Charging

Yes 10W Reverse 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

18h 49m

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

1h 10m 30s

1h 18m

1h 25m 55s

Storage

Internal Storage

128 GB

128 GB / 256 GB

Storage Type

UFS 2.2

UFS 3.1

Expandable Storage

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 / N3 / N5 / N8 / N18 / N26 / 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 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) / 3500(band 42) / 3700(band 43)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) / 850(band 18) / 850(band 19) / 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 / N3 / N5 / N8 / N18 / N26 / 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 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) / 3500(band 42) / 3700(band 43) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) / 850(band 18) / 850(band 19) / 850(band 26)