realme C21Y 64GB vs Xiaomi Redmi 9 Activ

Comparing the realme C21Y 64GB vs Xiaomi Redmi 9 Activ across performance, display, camera, battery, storage and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: Xiaomi Redmi 9 Activ runs at a higher processing speed of 2.3 GHz, while realme C21Y 64GB runs at 1.8 GHz, making Xiaomi Redmi 9 Activ the better performer.

Display: Xiaomi Redmi 9 Activ offers a screen size of 6.53 inches, while realme C21Y 64GB offers 6.5 inches, making Xiaomi Redmi 9 Activ the larger display of the two. Both realme C21Y 64GB and Xiaomi Redmi 9 Activ feature the same IPS LCD display.

Rear Camera: Both realme C21Y 64GB and Xiaomi Redmi 9 Activ feature a 13 MP primary rear camera.

Front Camera: Both realme C21Y 64GB and Xiaomi Redmi 9 Activ feature a 5 MP primary front camera.

Battery: Both realme C21Y 64GB and Xiaomi Redmi 9 Activ offer the same 5000 mAh battery capacity.

Storage: Both realme C21Y 64GB and Xiaomi Redmi 9 Activ offer the same internal storage of 64 GB.

User Rating: realme C21Y 64GB receives a higher user rating of 4.5, while Xiaomi Redmi 9 Activ has a rating of 4.1.

realme C21Y 64GB

₹8,499

(Out of Stock)

Xiaomi Redmi 9 Activ

₹8,999

(Out of Stock)

Add to Compare

Show Only Differences

Summary

Spec Score

72%

66%

Release Date

30 Aug, 2021

24 Sep, 2021

Performance


Unisoc T610	MediaTek Helio G35
Octa Core (upto 1.8 GHz)	Tru-Octa Core (upto 2.3 GHz)
4 GB RAM	4 GB RAM

Display


6.5 inches (16.51 cm)	6.53 inches (16.59 cm)
IPS LCD	IPS LCD
720x1600 px (HD+)	720x1600 px (HD+)
60 Hz Refresh Rate	N/A

Rear Camera


13 MP Wide Angle Primary Camera	13 MP Wide Angle Primary Camera
2 MP Macro Camera	2 MP Depth Camera
2 MP Camera	N/A

Front Camera


5 MP Wide Angle Lens	5 MP

Battery


5000 mAh	5000 mAh
No Wireless Charging	No Wireless Charging

Storage

64 GB	64 GB
eMMC 5.1	eMMC 5.1

User Ratings

4.5/5

(252,291 ratings)

4.1/5

(309,877 ratings)

Video

1 More Video

There are no videos available for the device.

User Feedback

General

Launch Date

Aug 30, 2021

(Official)

Sep 24, 2021

(Official)

Operating System

Android v11

Android v10 (Q)

Custom UI

Realme UI

MIUI

Performance

Performance Rating

Good

Avg

Chipset

Unisoc T610

MediaTek Helio G35

Processor

Octa core

1.8 GHz, Dual core, Cortex A75 1.8 GHz, Hexa Core, Cortex A55

Octa core, 2.3 GHz, Cortex A53

Architecture (The higher, the better)

N/A

64 bit

Fabrication (The lower, the better)

12 nm

Graphics (GPU)

Mali-G52

PowerVR GE8320

RAM

3 GB / 4 GB

4 GB / 6 GB

RAM Type

LPDDR4X

Display

Display Rating

Very Good

Display Type

IPS LCD

Screen Size

6.5 inches (16.51 cm)

6.53 inches (16.59 cm)

Resolution

720x1600 px (HD+)

Brightness

420 nits

400 nits

Refresh Rate

60 Hz

N/A

Aspect Ratio

20:9

Pixel Density

270 ppi

269 ppi

Screen to Body Ratio (calculated)

81.59 %

81.08 %

Bezel-less Display

Yes with waterdrop notch

Screen to Body Ratio (claimed by the brand)

88.7 %

N/A

Design

Height

164.5 mm

164.9 mm

Width

76 mm

77 mm

Thickness

9.1 mm

9 mm

Weight

200 grams

194 grams

Water Resistance

N/A	Yes Splash proof

Rear Camera

Rear Camera Rating

Good

Resolution

13 MP
Primary Camera4x Digital Zoomf/2.2 Wide Angle 80° field-of-view25.5 mm focal length 1/3" sensor size CMOS image sensor 1.12µm pixel size

13 MP
Primary Cameraf/2.2 Wide Angle 78° field-of-view

2 MP
f/2.4 Macro Camera21.8 mm focal length 1/5.0" sensor size 1.75µm pixel size

2 MP
f/2.4 Depth Camera

2 MP
f/2.421.8 mm focal length 1/5.0" sensor size 1.75µm pixel size

N/A

Autofocus

Yes Phase Detection Autofocus

Flash

Yes LED Flash

Image Resolution

4128 x 3096 Pixels

Settings

Exposure compensation ISO control

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)

Camera Features

4 x Digital Zoom
Auto Flash
Face detection
Touch to focus

Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

Full HD @30 fps

Full HD @30 fps
HD @30 fps

Front Camera

Front Camera Rating

Very Good

Good

Resolution

5 MP
f/2.2 Wide Angle Primary Camera1/5.0" sensor size CMOS 1.12µm pixel size

5 MP
f/2.2 Primary Camera1.12µm pixel size

Flash

N/A	Yes Screen flash

Camera Features

Fixed Focus

N/A

Video Recording

HD @30 fps

Full HD @30 fps

Battery

Battery Rating

Very Good

Capacity

5000 mAh

Battery Type

Li-ion

Li-Polymer

TalkTime

N/A	Up to 37 Hours(4G)

Storage

Internal Storage

32 GB / 64 GB

64 GB / 128 GB

Storage Type

eMMC 5.1

Expandable Storage

Yes Up to 256 GB

Yes Up to 512 GB

Network & Connectivity

SIM Slot(s)

Dual SIM

SIM Type

SIM1: Nano SIM2: Nano

Network Support

5G Not Supported 4G

VoLTE

Yes

SIM 1

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)

4G Bands:

TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)

SIM 2

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)

4G Bands:

TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)

SAR Value

Head: 0.855 W/kg Body: 0.674 W/kg

N/A

Wi-Fi

Yes Wi-Fi 4 (802.11 b/g/n)

Wi-Fi Features

Mobile Hotspot

Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v5.0

GPS

Yes with A-GPS Glonass

NFC

Multimedia

Audio Jack

3.5 mm

Sensors

Fingerprint Sensor

Yes

Fingerprint Sensor Position

Rear

Other Sensors

Light sensor Proximity sensor Accelerometer