Xiaomi Redmi 15 8GB RAM vs OPPO A6x 128GB, 6GB RAM

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Comparing the Xiaomi Redmi 15 8GB RAM vs OPPO A6x 128GB, 6GB RAM across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: OPPO A6x 128GB, 6GB RAM runs at a higher processing speed of 2.4 GHz, while Xiaomi Redmi 15 8GB RAM runs at 2.3 GHz, making OPPO A6x 128GB, 6GB RAM the better performer.


Display: Xiaomi Redmi 15 8GB RAM offers a screen size of 6.9 inches, while OPPO A6x 128GB, 6GB RAM offers 6.75 inches, making Xiaomi Redmi 15 8GB RAM the larger display of the two. Xiaomi Redmi 15 8GB RAM features a IPS LCD display compared to OPPO A6x 128GB, 6GB RAM's LCD, making Xiaomi Redmi 15 8GB RAM the better display of the two.


Rear Camera: Xiaomi Redmi 15 8GB RAM offers a higher rear camera resolution with 50 MP, while OPPO A6x 128GB, 6GB RAM offers 13 MP, making Xiaomi Redmi 15 8GB RAM better for rear camera photography.


Front Camera: Xiaomi Redmi 15 8GB RAM offers a higher front camera resolution with 8 MP, while OPPO A6x 128GB, 6GB RAM offers 5 MP, making Xiaomi Redmi 15 8GB RAM better for front camera photography.


Battery: Xiaomi Redmi 15 8GB RAM offers a higher battery capacity with 7000 mAh, while OPPO A6x 128GB, 6GB RAM offers 6500 mAh, making Xiaomi Redmi 15 8GB RAM better for longer battery life.


Storage: Both Xiaomi Redmi 15 8GB RAM and OPPO A6x 128GB, 6GB RAM offer the same internal storage of 128 GB.

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Summary

Spec Score

78%
75%

Release Date

28 Aug, 2025
13 Jan, 2026

Performance

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

Display

6.9 inches (17.53 cm)
6.75 inches (17.15 cm)
IPS LCD
LCD
1080x2340 px (FHD+)
720x1570 px (HD+)
144 Hz Refresh Rate
120 Hz Refresh Rate

Rear Camera

50 MP
Wide Angle Primary Camera
13 MP
Wide Angle Primary Camera

Front Camera

8 MP
Wide Angle Lens
5 MP

Battery

7000 mAh
6500 mAh
33W Fast Charging
45W Super VOOC Charging
No Wireless Charging
N/A

Storage

128 GB
128 GB
UFS 2.2
UFS 2.2

Expert Review

7.0/10
N/A

Pros

  • Two-day battery life
  • Premium design
  • Big screen for bingeing content
  • Device yet to be reviewed

Cons

  • Thick bezels
  • Phone seems unnecessarily large
  • Low-light photography could be better
  • Device yet to be reviewed

User Ratings

N/A
4.5/5
(98 ratings)

Compare Prices

₹22,499
₹22,999

Video

Videos
1 Video
There are no videos available for the device.

User Feedback

General

Launch Date

Aug 19, 2025
(Official)
Dec 02, 2025
(Official)

Operating System

Android v15
Android v15

OS Updates

2 Year
2 Year

Security Updates

4 Year
3 Year

Custom UI

HyperOS
ColorOS

Performance

Performance Rating

Very Good
Good

Chipset

Qualcomm Snapdragon 6s Gen 3
MediaTek Dimensity 6300

Processor

Octa core

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

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

Architecture (The higher, the better)

64 bit
64 bit

Fabrication (The lower, the better)

6 nm
6 nm

Graphics (GPU)

Adreno 619
Mali-G57 MC2

RAM

6 GB / 8 GB
4 GB / 6 GB

RAM Type

LPDDR4X
LPDDR4X

Display

Display Rating

Excellent
Very Good

Display Type

IPS LCD
LCD

Screen Size

6.9 inches  (17.53 cm)
6.75 inches  (17.15 cm)

Resolution

1080x2340 px (FHD+)
720x1570 px (HD+)

Peak Brightness

850 nits
N/A

Brightness

N/A
700 nits

HBM Brightness

N/A
1125 nits

Refresh Rate

144 Hz
120 Hz

Aspect Ratio

19.5:9
20:9

Pixel Density

374 ppi
256 ppi

Screen to Body Ratio (calculated)

86.04 %
85.34 %

Bezel-less Display

Yes with punch-hole display
Yes

Screen to Body Ratio (claimed by the brand)

N/A
90.6 %

Design

Height

168.48 mm
166.6 mm

Width

80.45 mm
78.5 mm

Thickness

8.40 mm
8.6 mm

Weight

217 grams
212 grams

Build Material

Back: Plastic
N/A

Water Resistance

Yes Splash proof IP64
N/A

Ruggedness

Dust proof
N/A

Rear Camera

Rear Camera Rating

Good
Good

Resolution

50 MP
Primary Cameraf/1.75 Wide Angle
13 MP
Primary Camera10x Digital Zoomf/2.2 Wide Angle 77° field-of-view

Autofocus

Yes
Yes

OIS

No
N/A

Flash

Yes LED Flash
Yes

Image Resolution

8150 x 6150 Pixels
N/A

Settings

Exposure compensation ISO control
N/A

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)
N/A

Camera Features

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

Video Recording

Full HD @30 fps
Full HD @30/60 fps
HD @30/60 fps

Video Recording Features

N/A
Dual Video Recording

Front Camera

Front Camera Rating

Very Good
Very Good

Resolution

8 MP
f/2.2 Wide Angle Primary Camera
5 MP
f/2.2 Primary Camera

Autofocus

No
N/A

Flash

N/A
Yes Screen flash

Video Recording

Full HD @30 fps
Full HD @30 fps
HD @30 fps

Battery

Battery Rating

Very Good
Very Good

Capacity

7000 mAh
6500 mAh

Battery Type

Silicon Carbon
N/A

Quick Charging

Yes 33W Fast Charging
Yes 45W Super VOOC Charging

Storage

Internal Storage

128 GB / 256 GB
64 GB / 128 GB

Storage Type

UFS 2.2
UFS 2.2

Expandable Storage

Yes Up to 2 TB
Yes

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM

SIM Type

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

Network Support

5G 4G
5G 4G

VoLTE

Yes
Yes

SIM 1

5G Bands:
FDD N1 / N3 / N5 / N8 / N28
TDD N40 / 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 3500(band 48) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) / 850(band 19)
View More

SIM 2

5G Bands:
FDD N1 / N3 / N5 / N8 / N28
TDD N40 / 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) / 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)
View More

SAR Value

N/A
Head: 1.138 W/kg Body: 0.893 W/kg

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)

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot

Bluetooth

Yes v5.1
Yes v5.4

GPS

Yes with A-GPS Glonass
Yes with A-GPS Glonass

NFC

N/A
No

Multimedia

Audio Jack

USB Type-C
3.5 mm

Sensors

Fingerprint Sensor

Yes
Yes

Fingerprint Sensor Position

Side
Side

Other Sensors

Light sensor Proximity sensor Accelerometer Compass
Light sensor Proximity sensor Accelerometer Compass

Compare Prices

₹22,499
₹22,999