realme C83 5G vs vivo Y21 5G

Comparing the realme C83 5G 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: Both realme C83 5G and vivo Y21 5G run at the same processing speed of 2.4 GHz.

Display: vivo Y21 5G offers a screen size of 6.74 inches, while realme C83 5G offers 6.7 inches, making vivo Y21 5G the larger display of the two. Both realme C83 5G and vivo Y21 5G feature the same LCD display.

Rear Camera: vivo Y21 5G offers a higher rear camera resolution with 50 MP, while realme C83 5G offers 13 MP, making vivo Y21 5G better for rear camera photography.

Front Camera: Both realme C83 5G and vivo Y21 5G feature a 5 MP primary front camera.

Battery: realme C83 5G offers a higher battery capacity with 7000 mAh, while vivo Y21 5G offers 6500 mAh, making realme C83 5G better for longer battery life.

Storage: realme C83 5G offers higher internal storage with 64 GB, while vivo Y21 5G offers 128 GB, making realme C83 5G the better option for storage.

User Rating: realme C83 5G receives a higher user rating of 4.3, while vivo Y21 5G has a rating of 4.2.

realme C83 5G

₹19,999

@ Amazon

vivo Y21 5G

₹21,958

@ Amazon

Summary

Spec Score

75%

79%

Release Date

07 Mar, 2026

26 Mar, 2026

19 Oct, 2026

Performance


MediaTek Dimensity 6300	MediaTek Dimensity 6300	Samsung Exynos 1330
Octa Core (upto 2.4 GHz)	Octa Core (upto 2.4 GHz)	Octa Core (upto 2.4 GHz)
4 GB RAM	4 GB RAM	4 GB/ 6 GB/ 8 GB/ RAM

Display


6.7 inches (17.02 cm)	6.74 inches (17.12 cm)	6.7 inches (17.02 cm)
LCD	LCD	Super AMOLED
720x1570 px (HD+)	1600x720 px (QHD (2k))	1080x2340 px (FHD+)
144 Hz Refresh Rate	120 Hz Refresh Rate	90 Hz Refresh Rate

Rear Camera


13 MP Primary Camera	50 MP Primary Camera	50 MP Wide Angle Primary Camera
N/A	0.08 MP Camera	5 MP Ultra-Wide Angle Camera
N/A	N/A	2 MP Macro Camera

Front Camera


5 MP	5 MP	13 MP Wide Angle Lens

Battery


7000 mAh	6500 mAh	5000 mAh
15W	44W	25W Fast Charging
N/A	N/A	No Wireless Charging

Storage

64 GB	128 GB	128 GB
eMMC 5.1	UFS 2.2	UFS 2.2

Expert Review

8.1/10

Read Expert Review

N/A

Pros

Superb battery life
Strong build quality
Snappy software
Camera produces consistent tones

Device yet to be reviewed

Device yet to be reviewed

Cons

Heavy weight
Long charging times

Device yet to be reviewed

Device yet to be reviewed

User Ratings

4.3/5

(667 ratings)

4.2/5

(209 ratings)

N/A

Benchmarks (The higher, the better)

561,364 AnTuTu Score	N/A	N/A
17h 09m Battery Life (PC Mark)	N/A	N/A

Compare Prices

₹19,999

@ Amazon

₹21,958

@ Amazon

₹17,999

@ Flipkart

User Feedback

General

Launch Date

Mar 06, 2026

(Official)

Mar 23, 2026

(Official)

N/A

Operating System

Android v16

Android v15

OS Updates

1 Year

N/A

5 Year

Security Updates

2 Year

N/A

5 Year

Custom UI

Realme UI

Origin OS

Samsung One UI

Performance

Performance Rating

Good

Chipset

MediaTek Dimensity 6300

View Details

MediaTek Dimensity 6300 MT6835

View Details

Samsung Exynos 1330

View Details

Processor

Octa core

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

Octa core

2.4 GHz, Dual core, Cortex A78 2 GHz, Hexa Core, Cortex A55

Architecture (The higher, the better)

64 bit

Fabrication (The lower, the better)

6 nm

5 nm

Graphics (GPU)

Mali-G57 MP2

Mali-G57 MC2

Mali-G68 MP2

RAM

4 GB / 6 GB

4 GB / 6 GB / 8 GB

4 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.

561,364

N/A

Bootup Time (The lower, the better)

39.0 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.

386

N/A

Battery Drain* (The lower, the better)

5.0 %

N/A

Heating* (The lower, the better)

18.1 %

N/A

* after 30 mins of gaming

Display

Display Rating

Excellent

Display Type

LCD

Super AMOLED

Screen Size

6.7 inches (17.02 cm)

6.74 inches (17.12 cm)

6.7 inches (17.02 cm)

Resolution

720x1570 px (HD+)

1600x720 px (QHD (2k))

1080x2340 px (FHD+)

Peak Brightness

N/A

1100 nits

HBM Brightness

N/A

1200 nits

800 nits

Refresh Rate

144 Hz

120 Hz

90 Hz

Aspect Ratio

20:9

19.5:9

Pixel Density

258 ppi

260 ppi

387 ppi

Screen to Body Ratio (calculated)

N/A

85.03 %

85.86 %

Screen Protection

N/A

Corning Gorilla Glass Victus

Bezel-less Display

Yes with punch-hole display

Yes with notch

Screen to Body Ratio (claimed by the brand)

N/A

84.70 %

Design

Height

N/A

167.40 mm

164.4 mm

Width

N/A

77.10 mm

77.9 mm

Thickness

N/A

8.39 mm

7.5 mm

Weight

212 grams

209 grams

192 grams

Build Material

N/A

Back: Plastic

Back: Glass Fiber

Water Resistance

N/A

Yes Water resistant IP65

Yes Splash proof IP54

Ruggedness

N/A

Dust proof

Rear Camera

Rear Camera Rating

Good

Very Good

Resolution

13 MP
Primary Cameraf/2.2

50 MP
Primary Cameraf/1.8

50 MP
Primary Camera10x Digital Zoomf/1.8 Wide Angle1/2.76" sensor size S5KJN1 0.64µm pixel size

N/A

0.08 MP
f/3.0

5 MP
f/2.2 Ultra-Wide Angle Camera1/5.0" sensor size 1.12µm pixel size

N/A

2 MP
f/2.4 Macro Camera1/5.0" sensor size 1.75µm pixel size

Autofocus

Yes

OIS

N/A

Yes

Flash

Yes

Yes LED Flash

Image Resolution

4160 x 3120 Pixels

N/A

8160 x 6120 Pixels

Settings

N/A

Exposure compensation ISO control

Shooting Modes

N/A

Continuous Shooting
High Dynamic Range mode (HDR)
Macro Mode

Camera Features

N/A

10 x Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

Full HD @30 fps

N/A

Full HD @30 fps
HD @120 fps

Video Recording Features

N/A

Video Pro Mode

Front Camera

Front Camera Rating

Good

Very Good

Resolution

5 MP
f/2.2 Primary Camera

13 MP
f/2.0 Wide Angle Primary Camera1/3.1" sensor size 1.12µm pixel size

Autofocus

N/A

Flash

Yes Screen flash

Camera Features

N/A

Fixed Focus

Video Recording

N/A

Full HD @30 fps

Battery

Battery Rating

Very Good

Capacity

7000 mAh

6500 mAh

5000 mAh

Battery Type

Silicon Carbon

Li-ion

Quick Charging

Yes 15W

Yes 44W 100% in 73 minutes

Yes 25W Fast Charging

Reverse Charging

Yes 5W Reverse Charging

Yes

N/A

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.

17h 09m

N/A

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

2h 32m

N/A

Storage

Internal Storage

64 GB / 128 GB

128 GB

Storage Type

eMMC 5.1

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

N/A

5G Bands:

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

5G Bands:

FDD N1 / N3 / N5 / N7 / N8 / N20 / N26 / N28 / N66
TDD N38 / N40 / N41 / N66 / N77 / N78

N/A

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)

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
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) / 800(band 20) / 850(band 26) / 700 (band 12)

SIM 2

N/A

5G Bands:

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

5G Bands:

FDD N1 / N3 / N5 / N7 / N8 / N20 / N26 / N28 / N66
TDD N38 / N40 / N41 / N66 / N77 / N78

N/A

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)

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) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26) / 1700(band 66) / 700 (band 12)