Samsung Galaxy M21 128GB vs POCO M3 128GB

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Comparing the Samsung Galaxy M21 128GB vs POCO M3 128GB across performance, display, camera, battery, storage, expert reviews and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: POCO M3 128GB scores higher on the Geekbench Multi-Core test with 1,381, while Samsung Galaxy M21 128GB scores 1,100, making POCO M3 128GB the better performer.


Display: POCO M3 128GB offers a screen size of 6.53 inches, while Samsung Galaxy M21 128GB offers 6.4 inches, making POCO M3 128GB the larger display of the two. Samsung Galaxy M21 128GB features a Super AMOLED display compared to POCO M3 128GB's IPS LCD, making Samsung Galaxy M21 128GB the better display of the two.


Rear Camera: Both Samsung Galaxy M21 128GB and POCO M3 128GB feature a 48 MP primary rear camera.


Front Camera: Samsung Galaxy M21 128GB offers a higher front camera resolution with 20 MP, while POCO M3 128GB offers 8 MP, making Samsung Galaxy M21 128GB better for front camera photography.


Battery: POCO M3 128GB delivers longer battery life with 20h 44m, while Samsung Galaxy M21 128GB delivers 10h 20m, making POCO M3 128GB the better pick for all day usage.


Storage: Both Samsung Galaxy M21 128GB and POCO M3 128GB offer the same internal storage of 128 GB.


Expert Review: POCO M3 128GB receives a higher expert rating of 8 from the editorial team, while Samsung Galaxy M21 128GB is rated 7.


User Rating: POCO M3 128GB receives a higher user rating of 4.3, while Samsung Galaxy M21 128GB has a rating of 4.2.

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Samsung Galaxy M21 128GB
₹16,499
(Out of Stock)
POCO M3 128GB
₹12,999
(Out of Stock)
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Summary

Spec Score

76%
75%

Release Date

23 Mar, 2020
03 Feb, 2021

Performance

Samsung Exynos 9 Octa 9611
Snapdragon 662
Octa Core (upto 2.3 GHz)
Octa Core (upto 2 GHz)
6 GB RAM
6 GB RAM

Display

6.4 inches (16.26 cm)
6.53 inches (16.59 cm)
Super AMOLED
IPS LCD
1080x2340 px (FHD+)
1080x2340 px (FHD+)
N/A
60 Hz Refresh Rate

Rear Camera

48 MP
Primary Camera
48 MP
Wide Angle Primary Camera
8 MP
Ultra-Wide Angle Camera
2 MP
Depth Camera
5 MP
Depth Camera
2 MP
Macro Camera

Front Camera

20 MP
8 MP
Wide Angle Lens

Battery

6000 mAh
6000 mAh
15W Fast Charging
18W Fast Charging
No Wireless Charging
No Wireless Charging

Storage

128 GB
128 GB
UFS 2.1
UFS 2.2

Expert Review

7.0/10
8.0/10

Pros

  • Vivid and colour accurate display
  • Long-lasting battery
  • Decent day-time photography
  • One-of-a-kind design
  • Capable stereo speakers
  • Excellent battery life

Cons

  • Higher refresh rate would have been nice
  • Dated waterdrop notch design
  • Slow charging speed
  • Cameras could have been better
  • Gaming performance isn't a strong suite

User Ratings

4.2/5
(182,575 ratings)
4.3/5
(488,135 ratings)

Benchmarks (The higher, the better)

168,633
AnTuTu Score
N/A
10h 20m
Battery Life (PC Mark)
20h 44m
Battery Life (PC Mark)

Compare in 360 View

Video

Videos
11 More Videos
Videos
4 More Videos

User Feedback

General

Launch Date

Mar 23, 2020
(Official)
Feb 03, 2021
(Official)

Operating System

Android v10 (Q)
Android v10 (Q)

Custom UI

Samsung One UI
MIUI

Performance

Performance Rating

Good
Good

Chipset

Samsung Exynos 9 Octa 9611
Qualcomm Snapdragon 662

Processor

Octa core

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

2 GHz, Quad core, Kryo 260 1.8 GHz, Quad core, Kryo 260

Architecture (The higher, the better)

64 bit
64 bit

Fabrication (The lower, the better)

10 nm
11 nm

Graphics (GPU)

Mali-G72 MP3
Adreno 610

RAM

4 GB / 6 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.

168,633
N/A

Bootup Time (The lower, the better)

23.0 s
24.0 s

Gaming Test Results

Battery Drain* (The lower, the better)

3.0 %
6.0 %

Heating* (The lower, the better)

11.3 %
59.9 %
* after 30 mins of gaming

Display

Display Rating

Excellent
Excellent

Display Type

Super AMOLED
IPS LCD

Screen Size

6.4 inches  (16.26 cm)
6.53 inches  (16.59 cm)

Resolution

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

Brightness

420 nits
400 nits

Refresh Rate

N/A
60 Hz

Aspect Ratio

19.5:9
19.5:9

Pixel Density

403 ppi
395 ppi

Screen to Body Ratio (calculated)

84.02 %
83.25 %

Screen Protection

Corning Gorilla Glass v3
Corning Gorilla Glass v3

Bezel-less Display

Yes with waterdrop notch
Yes with waterdrop notch

Screen to Body Ratio (claimed by the brand)

91 %
90.34 %

Design

Height

159 mm
162.3 mm

Width

75.1 mm
77.3 mm

Thickness

8.9 mm
9.6 mm

Weight

188 grams
197 grams

Build Material

Back: Plastic
Back: Plastic

Water Resistance

N/A
Yes Splash proof

Rear Camera

Rear Camera Rating

Very Good
Good

Resolution

48 MP
Primary Camera4x Digital Zoomf/2.026 mm focal length 1/2" sensor size CMOS image sensor 0.8µm pixel size
48 MP
Primary Cameraf/1.79 Wide Angle 79° field-of-view1/2" sensor size S5KGM1 ISOCELL Plus 0.8µm pixel size
8 MP
f/2.2 Ultra-Wide Angle Camera12 mm focal length 1/4.0" sensor size 1.12µm pixel size
2 MP
f/2.4 Depth Camera1.75µm pixel size
5 MP
f/2.2 Depth Camera
2 MP
f/2.4 Macro Camera1.75µm pixel size

Autofocus

Yes Phase Detection Autofocus
Yes

OIS

No
N/A

Flash

Yes LED Flash
Yes LED Flash

Image Resolution

8000 x 6000 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

4 x Digital Zoom
Auto Flash
Face detection
Touch to focus
Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

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

Front Camera

Front Camera Rating

Very Good
Very Good

Resolution

20 MP
f/2.2 Primary Camera26 mm focal length CMOS
8 MP
f/2.05 Wide Angle Primary Camera1/2" sensor size 1.12µm pixel size

Autofocus

No
N/A

Flash

No
No

Video Recording

Full HD @30 fps
Full HD @30 fps

Compare Camera Samples

Battery

Battery Rating

Very Good
Very Good

Capacity

6000 mAh
6000 mAh

Battery Type

Li-ion
Li-Polymer

Quick Charging

Yes 15W Fast Charging
Yes 18W 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.

10h 20m
20h 44m

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

2h 9m 47s
2h 18m 51s

Storage

Internal Storage

64 GB / 128 GB
64 GB / 128 GB

Storage Type

UFS 2.1
UFS 2.2

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) / 850(band 5) / 800(band 20)
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) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20)
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: 0.468 W/kg
Head: 0.868 W/kg Body: 0.865 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

Wi-Fi Direct Mobile Hotspot
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

Audio Features

Dolby Atmos
N/A

Sensors

Fingerprint Sensor

Yes
Yes

Fingerprint Sensor Position

Rear
Side

Other Sensors

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