vivo Y400 vs vivo Y21 5G

Comparing the vivo Y400 vs vivo Y21 5G across performance, display, camera, battery, storage and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: vivo Y21 5G runs at a higher processing speed of 2.4 GHz, while vivo Y400 runs at 2.2 GHz, making vivo Y21 5G the better performer.

Display: vivo Y21 5G offers a screen size of 6.74 inches, while vivo Y400 offers 6.67 inches, making vivo Y21 5G the larger display of the two. vivo Y400 features a AMOLED display compared to vivo Y21 5G's LCD, making vivo Y400 the better display of the two.

Rear Camera: Both vivo Y400 and vivo Y21 5G feature a 50 MP primary rear camera.

Front Camera: vivo Y400 offers a higher front camera resolution with 32 MP, while vivo Y21 5G offers 5 MP, making vivo Y400 better for front camera photography.

Battery: vivo Y21 5G offers a higher battery capacity with 6500 mAh, while vivo Y400 offers 6000 mAh, making vivo Y21 5G better for longer battery life.

Storage: Both vivo Y400 and vivo Y21 5G offer the same internal storage of 128 GB.

User Rating: vivo Y400 receives a higher user rating of 4.4, while vivo Y21 5G has a rating of 4.1.

vivo Y400

₹31,999

@ Amazon

vivo Y21 5G

₹20,999

@ Amazon

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Show Only Differences

Summary

Spec Score

82%

75%

Release Date

07 Aug, 2025

26 Mar, 2026

Performance


Snapdragon 4 Gen 2	MediaTek Dimensity 6300
Octa Core (upto 2.2 GHz)	Octa Core (upto 2.4 GHz)
8 GB RAM	4 GB RAM

Display


6.67 inches (16.94 cm)	6.74 inches (17.12 cm)
AMOLED	LCD
1080x2400 px (FHD+)	1600x720 px (QHD (2k))
120 Hz Refresh Rate	120 Hz Refresh Rate

Rear Camera


50 MP Wide Angle Primary Camera	50 MP Primary Camera
2 MP Depth Camera	0.08 MP Camera

Front Camera


32 MP Wide Angle Lens	5 MP

Battery


6000 mAh	6500 mAh
90W Flash Charging	44W
No Wireless Charging	N/A

Storage

128 GB	128 GB
UFS 3.1	UFS 2.2

Expert Review

7.6/10

Read Expert Review

N/A

Pros

Sleek & durable
Vibrant display colours
Good lowlight cameras

Device yet to be reviewed

Cons

Lacks raw performance
Overexposed images in daylight

Device yet to be reviewed

User Ratings

4.4/5

(1,029 ratings)

4.1/5

(91 ratings)

Benchmarks (The higher, the better)

478,134

AnTuTu Score

N/A

Compare Prices

₹31,999

@ Amazon

₹20,999

@ Amazon

Video

1 More Video

There are no videos available for the device.

User Feedback

General

Launch Date

Aug 04, 2025

(Official)

Mar 23, 2026

(Official)

Operating System

Android v15

Android v16

OS Updates

2 Years

N/A

Security Updates

3 Years

N/A

Custom UI

Funtouch OS

Origin OS

Performance

Performance Rating

Very Good

Good

Chipset

Qualcomm Snapdragon 4 Gen 2 SM4450

MediaTek Dimensity 6300 MT6835

Processor

Octa core

2.2 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

Fabrication (The lower, the better)

4 nm

6 nm

Graphics (GPU)

Adreno 613

Mali-G57 MC2

RAM

8 GB	4 GB / 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.

478,134

N/A

Bootup Time (The lower, the better)

24.0 s

N/A

Gaming Test Results

Battery Drain* (The lower, the better)

7.0 %

N/A

Heating* (The lower, the better)

13.9 %

N/A

* after 30 mins of gaming

Display

Display Rating

Excellent

Display Type

AMOLED

LCD

Screen Size

6.67 inches (16.94 cm)

6.74 inches (17.12 cm)

Resolution

1080x2400 px (FHD+)

1600x720 px (QHD (2k))

Peak Brightness

1800 nits

N/A

HBM Brightness

1200 nits

Refresh Rate

120 Hz

Aspect Ratio

20:9

Pixel Density

394 ppi

260 ppi

Screen to Body Ratio (calculated)

87.51 %

85.03 %

Screen Protection

Yes

N/A

Bezel-less Display

Yes with punch-hole display

Screen to Body Ratio (claimed by the brand)

91.9 %

N/A

Design

Height

162.99 mm

167.40 mm

Width

75.31 mm

77.10 mm

Thickness

7.90 mm

8.39 mm

Weight

197 grams

209 grams

Build Material

Back: Plastic

Water Resistance

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

Yes Water resistant IP65

Ruggedness

Dust proof

Rear Camera

Rear Camera Rating

Very Good

Good

Resolution

50 MP
Primary Cameraf/1.8 Wide Angle1/1.95" sensor size IMX852 CMOS image sensor Exmor-RS CMOS Sensor 0.8µm pixel size

50 MP
Primary Cameraf/1.8

2 MP
f/2.4 Depth Camera

0.08 MP
f/3.0

Autofocus

Yes

OIS

Yes

N/A

Flash

Yes Dual-color LED Flash + Aura Light

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)
SuperMoon

N/A

Camera Features

Digital Zoom
Auto Flash
Face detection
Touch to focus

N/A

Video Recording

Full HD @30 fps

N/A

Video Recording Features

Dual Video Recording

N/A

Front Camera

Front Camera Rating

Very Good

Good

Resolution

32 MP
f/2.45 Wide Angle Primary Camera1/3.1" sensor size 0.7µm pixel size

5 MP
f/2.2 Primary Camera

Flash

N/A	Yes Screen flash

Video Recording

Full HD @30 fps

N/A

Battery

Battery Rating

Excellent

Very Good

Capacity

6000 mAh

6500 mAh

Battery Type

Li-ion

Quick Charging

Yes 90W Flash Charging 50% in 20 minutes

Yes 44W 100% in 73 minutes

Battery Test Results

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

0h 43m 0s

N/A

Storage

Internal Storage

128 GB / 256 GB

128 GB

Storage Type

UFS 3.1

UFS 2.2

Expandable Storage

N/A	Yes Up to 2 TB

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 / N77 / N78

5G Bands:

FDD N1 / N3 / N5 / N7 / N8 / N20 / N28 / N66 / N71
TDD N38 / N40 / N41 / N77 / N78

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) / 1700(band 4) / 850(band 5) / 850(band 18) / 850(band 19) / 850(band 26)

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 1700(band 66) / 2100(band 1) / 600(band 71) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1700(band 4) / 850(band 5) / 850(band 19) / 800(band 20)

SIM 2

5G Bands:

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

5G Bands:

FDD N1 / N3 / N5 / N7 / N8 / N20 / N28 / N66 / N71
TDD N38 / N40 / N41 / N77 / N78

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) / 1700(band 4) / 850(band 5) / 850(band 18) / 850(band 19) / 850(band 26)

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1700(band 4) / 850(band 5) / 850(band 19) / 800(band 20) / 600(Band 71) / 1700(band 66)