Xiaomi Redmi Note 10S vs Samsung Galaxy M21 2021 128GB

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Comparing the Xiaomi Redmi Note 10S vs Samsung Galaxy M21 2021 128GB across performance, display, camera, battery, storage and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: Samsung Galaxy M21 2021 128GB runs at a higher processing speed of 2.3 GHz, while Xiaomi Redmi Note 10S runs at 2.05 GHz, making Samsung Galaxy M21 2021 128GB the better performer.


Display: Xiaomi Redmi Note 10S offers a screen size of 6.43 inches, while Samsung Galaxy M21 2021 128GB offers 6.4 inches, making Xiaomi Redmi Note 10S the larger display of the two. Samsung Galaxy M21 2021 128GB features a Super AMOLED display compared to Xiaomi Redmi Note 10S's AMOLED, making Samsung Galaxy M21 2021 128GB the better display of the two.


Rear Camera: Xiaomi Redmi Note 10S offers a higher rear camera resolution with 64 MP, while Samsung Galaxy M21 2021 128GB offers 48 MP, making Xiaomi Redmi Note 10S better for rear camera photography.


Front Camera: Samsung Galaxy M21 2021 128GB offers a higher front camera resolution with 20 MP, while Xiaomi Redmi Note 10S offers 13 MP, making Samsung Galaxy M21 2021 128GB better for front camera photography.


Battery: Samsung Galaxy M21 2021 128GB offers a higher battery capacity with 6000 mAh, while Xiaomi Redmi Note 10S offers 5000 mAh, making Samsung Galaxy M21 2021 128GB better for longer battery life.


Storage: Xiaomi Redmi Note 10S offers higher internal storage with 64 GB, while Samsung Galaxy M21 2021 128GB offers 128 GB, making Xiaomi Redmi Note 10S the better option for storage.


User Rating: Xiaomi Redmi Note 10S receives a higher user rating of 4.3, while Samsung Galaxy M21 2021 128GB has a rating of 4.2.

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Xiaomi Redmi Note 10S
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Summary

Spec Score

78%
76%

Release Date

15 May, 2021
26 Jul, 2021

Performance

MediaTek Helio G95
Samsung Exynos 9 Octa 9611
Octa Core (upto 2.05 GHz)
Octa Core (upto 2.3 GHz)
6 GB RAM
6 GB RAM

Display

6.43 inches (16.33 cm)
6.4 inches (16.26 cm)
AMOLED
Super AMOLED
1080x2400 px (FHD+)
1080x2340 px (FHD+)
60 Hz Refresh Rate
60 Hz Refresh Rate

Rear Camera

64 MP
Primary Camera
48 MP
Primary Camera
8 MP
Ultra-Wide Angle Camera
8 MP
Ultra-Wide Angle Camera
2 MP
Macro Camera
5 MP
Depth Camera
2 MP
Depth Camera
N/A

Front Camera

13 MP
Wide Angle Lens
20 MP
Wide Angle Lens

Battery

5000 mAh
6000 mAh
33W Fast Charging
15W Fast Charging
No Wireless Charging
No Wireless Charging

Storage

64 GB
128 GB
UFS 2.2
UFS 2.1

Expert Review

7.0/10
N/A

Pros

  • Elegant, sturdy design
  • Stunning display
  • Long-lasting battery backup
  • Capable camera
  • Device yet to be reviewed

Cons

  • Performance not up to the mark
  • Pricing could've been better
  • Limited customisation options with MIUI 12.5
  • Device yet to be reviewed

User Ratings

4.3/5
(117,862 ratings)
4.2/5
(240,742 ratings)

Benchmarks (The higher, the better)

324,498
AnTuTu Score
N/A
16h 41m
Battery Life (PC Mark)
N/A

Compare Prices

Not Available in any store
₹13,999

Video

Videos
5 More Videos
There are no videos available for the device.

User Feedback

General

Launch Date

May 15, 2021
(Official)
Jul 26, 2021
(Official)

Operating System

Android v11
Android v11

OS Updates

2 Year
N/A

Security Updates

3 Year
N/A

Custom UI

MIUI
Samsung One UI

Performance

Performance Rating

Good
Good

Chipset

MediaTek Helio G95
Samsung Exynos 9 Octa 9611

Processor

Octa core

2.05 GHz, Dual core, Cortex A76 2 GHz, Hexa Core, Cortex A55
Octa core

2.3 GHz, Quad core, Cortex A73 1.7 GHz, Quad core, Cortex A53

Architecture (The higher, the better)

64 bit
64 bit

Fabrication (The lower, the better)

12 nm
10 nm

Graphics (GPU)

Mali-G76 MC4
Mali-G72 MP3

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.

324,498
N/A

Bootup Time (The lower, the better)

28.0 s
N/A

Gaming Test Results

Battery Drain* (The lower, the better)

7.0 %
N/A

Heating* (The lower, the better)

16.9 %
N/A
* after 30 mins of gaming

Display

Display Rating

Excellent
Excellent

Display Type

AMOLED
Super AMOLED

Screen Size

6.43 inches  (16.33 cm)
6.4 inches  (16.26 cm)

Resolution

1080x2400 px (FHD+)
1080x2340 px (FHD+)

Brightness

1100 nits
420 nits

Refresh Rate

60 Hz
60 Hz

Aspect Ratio

20:9
19.5:9

Pixel Density

409 ppi
403 ppi

Screen to Body Ratio (calculated)

83.53 %
84.02 %

Screen Protection

Corning Gorilla Glass v3
Corning Gorilla Glass v3

Bezel-less Display

Yes with punch-hole display
Yes with notch

Design

Height

160.4 mm
159 mm

Width

74.5 mm
75.1 mm

Thickness

8.2 mm
8.9 mm

Weight

178.8 grams
192 grams

Build Material

Back: Plastic
Back: Plastic

Water Resistance

Yes Splash proof IP53
N/A

Ruggedness

Dust proof
N/A

Rear Camera

Rear Camera Rating

Very Good
Very Good

Resolution

64 MP
Primary Cameraf/1.7926 mm focal length 1/1.97" sensor size 0.7µm pixel size
48 MP
Primary Camera10x Digital Zoomf/2.026 mm focal length 1/2" sensor size S5KGM2 ISOCELL Plus 0.8µm pixel size
8 MP
f/2.2 Ultra-Wide Angle Camera1/4.0" sensor size 1.12µm pixel size
8 MP
f/2.2 Ultra-Wide Angle Camera1/4.0" sensor size 1.12µm pixel size
2 MP
f/2.4 Macro Camera
5 MP
f/2.2 Depth Camera
2 MP
f/2.4 Depth Camera
N/A

Autofocus

Yes
Yes

OIS

No
No

Flash

Yes LED Flash
Yes LED Flash

Image Resolution

9000 x 7000 Pixels
8000 x 6000 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
Touch to focus
10 x Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

4k @30 fps
Full HD @60 fps
4k @30 fps
Full HD @30 fps

Video Recording Features

Macro Video
N/A

Front Camera

Front Camera Rating

Very Good
Very Good

Resolution

13 MP
f/2.45 Wide Angle Primary Camera1/3" sensor size 1.12µm pixel size
20 MP
f/2.2 Wide Angle Primary Camera26 mm focal length

Autofocus

N/A
No

Flash

N/A
No

Video Recording

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

Battery

Battery Rating

Very Good
Very Good

Capacity

5000 mAh
6000 mAh

Battery Type

Li-Polymer
Li-ion

TalkTime

N/A
Up to 49 Hours(4G)

Quick Charging

Yes 33W Fast Charging 54% in 30 minutes
Yes 15W Fast Charging

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.

16h 41m
N/A

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

2h 27m 37s
N/A

Storage

Internal Storage

64 GB / 128 GB
64 GB / 128 GB

Storage Type

UFS 2.2
UFS 2.1

Expandable Storage

Yes Up to 512 GB
Yes Up to 512 GB

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM

SIM Type

SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano

Network Support

5G Not Supported 4G
5G Not Supported 4G

VoLTE

Yes
Yes

SIM 1

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) / 800(band 20)
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) / 850(band 5) / 800(band 20)

SIM 2

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) / 800(band 20)
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) / 850(band 5) / 800(band 20)

SAR Value

Head: 0.864 W/kg Body: 0.863 W/kg
Head: 0.47 W/kg

Wi-Fi

Yes Wi-Fi 5 (802.11 b/g/n/ac) 5GHz
Yes Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz

Wi-Fi Features

Mobile Hotspot
Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v5.0
Yes v5.0

GPS

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

NFC

No
No

Multimedia

Audio Jack

3.5 mm
3.5 mm

Sensors

Fingerprint Sensor

Yes
Yes

Fingerprint Sensor Position

Side
Rear

Other Sensors

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

Compare Prices

Not Available in any store
₹13,999