Xiaomi Redmi 15 vs vivo Y31 5G

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vivo Y31 5G
₹14,689
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Summary

Spec Score

80%
79%

Release Date

28 Aug, 2025
13 Sep, 2025

Performance

Snapdragon 6s Gen 3
Snapdragon 4 Gen 2
Octa Core (upto 2.3 GHz)
Octa Core (upto 2.2 GHz)
6 GB RAM
4 GB RAM

Display

6.9 inches (17.53 cm)
6.68 inches (16.97 cm)
IPS LCD
LCD
1080x2340 px (FHD+)
720x1608 px (HD+)
144 Hz Refresh Rate
120 Hz Refresh Rate

Rear Camera

50 MP
Wide Angle Primary Camera
50 MP
Wide Angle Primary Camera
N/A
0.08 MP
Camera

Front Camera

8 MP
Wide Angle Lens
8 MP
Wide Angle Lens

Battery

7000 mAh
6500 mAh
33W Fast Charging
44W Flash Charging
No Wireless Charging
No Wireless Charging

Storage

128 GB
128 GB
UFS 2.2
eMMC 5.1

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

4.3/5
(790 ratings)
4.2/5
(351 ratings)

Benchmarks (The higher, the better)

463,289
AnTuTu Score
N/A
14h 54m
Battery Life (PC Mark)
N/A

Compare Prices

₹14,998
₹14,689

Video

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

User Feedback

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General

Launch Date

Aug 28, 2025
(Official)
Sep 13, 2025
(Official)

Operating System

Android v15
Android v15

OS Updates

2 Year
N/A

Security Updates

4 Year
N/A

Custom UI

HyperOS
Funtouch OS

Performance

Performance Rating

Very Good
Very Good

Chipset

Qualcomm Snapdragon 6s Gen 3
Qualcomm Snapdragon 4 Gen 2

CPU

Octa core

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

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

Architecture (The higher, the better)

64 bit
64 bit

Fabrication (The lower, the better)

6 nm
4 nm

Graphics (GPU)

Adreno 619
Adreno 613

RAM

6 GB / 8 GB
4 GB / 6 GB

RAM Type

LPDDR4X
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.

463,289
N/A

Bootup Time (The lower, the better)

34.0 s
N/A

Gaming Test Results

GFX Score (The higher, the better) GFXBench Manhattan benchmark measures the performance of GPU, which affects gaming experience.

2,620.0
N/A

Battery Drain* (The lower, the better)

6.0 %
N/A

Heating* (The lower, the better)

23.7 %
N/A
* after 30 mins of gaming

Display

Display Rating

Excellent
Excellent

Display Type

IPS LCD
LCD

Screen Size

6.9 inches  (17.53 cm)
6.68 inches  (16.97 cm)

Resolution

1080x2340 px (FHD+)
720x1608 px (HD+)

Peak Brightness

850 nits
1000 nits

HBM Brightness

N/A
1000 nits

Refresh Rate

144 Hz
120 Hz

Aspect Ratio

19.5:9
20:9

Pixel Density

374 ppi
264 ppi

Screen to Body Ratio (calculated)

86.04 %
84.2 %

Screen Protection

N/A
Yes

Bezel-less Display

Yes with punch-hole display
Yes with punch-hole display

Design

Height

168.48 mm
166.14 mm

Width

80.45 mm
77.01 mm

Thickness

8.40 mm
8.39 mm

Weight

217 grams
209 grams

Build Material

Back: Plastic
Back: Plastic

Water Resistance

Yes Splash proof IP64
Yes Water resistant IP68 IP69 (up to 30 minutes in a depth of 1.5 meter)

Ruggedness

Dust proof
Dust proof Shock proof

Rear Camera

Rear Camera Rating

Good
Good

Resolution

50 MP
Primary Cameraf/1.75 Wide Angle
50 MP
Primary Cameraf/1.8 Wide Angle
N/A
0.08 MP
f/3.0

Autofocus

Yes
Yes

OIS

No
No

Flash

Yes LED Flash
Yes LED Flash + Aura Light

Image Resolution

8150 x 6150 Pixels
8150 x 6150 Pixels

Settings

Exposure compensation ISO control
Exposure compensation ISO control

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)
Continuous Shooting
High Dynamic Range mode (HDR)

Camera Features

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

Video Recording

1920x1080 @ 30 fps
1920x1080 @ 30 fps

Front Camera

Front Camera Rating

Very Good
Very Good

Resolution

8 MP
f/2.2 Wide Angle Primary Camera
8 MP
f/2.0 Wide Angle Primary Camera

Autofocus

No
No

Video Recording

1920x1080 @ 30 fps
1920x1080 @ 30 fps

Battery

Battery Rating

Very Good
Excellent

Capacity

7000 mAh
6500 mAh

Battery Type

Silicon Carbon
Li-ion

Quick Charging

Yes 33W Fast Charging
Yes 44W Flash Charging 50% in 38 minutes

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.

14h 54m
N/A

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

1h 18m 0s
N/A

Storage

Internal Storage

128 GB / 256 GB
128 GB

Storage Type

UFS 2.2
eMMC 5.1

Expandable Storage

Yes Up to 2 TB
Yes Up to 2 TB

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM

SIM Type

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

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 N40 / 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)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)
View More

SIM 2

5G Bands:
FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N78
5G Bands:
FDD N1 / N3 / N5 / N8 / N28
TDD N40 / 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)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)
View More

SAR Value

N/A
Head: 1.130 W/kg Body: 0.986 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) 5GHz

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot

Bluetooth

Yes v5.1
Yes v4.2

GPS

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

NFC

N/A
No

Multimedia

Stereo Speakers

N/A
Yes

Audio Jack

USB Type-C
USB Type-C

Sensors

Fingerprint Sensor

Yes
Yes

Fingerprint Sensor Position

Side
Side

Other Sensors

Light sensor Proximity sensor Accelerometer Compass
Light sensor Proximity sensor Accelerometer

Compare Prices

₹14,998
₹14,689