Samsung Galaxy M21 vs Infinix Zero 8i

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Comparing the Samsung Galaxy M21 vs Infinix Zero 8i 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: Infinix Zero 8i scores higher on the Geekbench Multi-Core test with 1,680, while Samsung Galaxy M21 scores 1,100, making Infinix Zero 8i the better performer.


Display: Infinix Zero 8i offers a screen size of 6.85 inches, while Samsung Galaxy M21 offers 6.4 inches, making Infinix Zero 8i the larger display of the two. Samsung Galaxy M21 features a Super AMOLED display compared to Infinix Zero 8i's IPS LCD, making Samsung Galaxy M21 the better display of the two.


Rear Camera: Both Samsung Galaxy M21 and Infinix Zero 8i feature a 48 MP primary rear camera.


Front Camera: Samsung Galaxy M21 offers a higher front camera resolution with 20 MP, while Infinix Zero 8i offers 16 MP, making Samsung Galaxy M21 better for front camera photography.


Battery: Infinix Zero 8i delivers longer battery life with 13h 15m, while Samsung Galaxy M21 delivers 10h 20m, making Infinix Zero 8i the better pick for all day usage.


Storage: Samsung Galaxy M21 offers higher internal storage with 64 GB, while Infinix Zero 8i offers 128 GB, making Samsung Galaxy M21 the better option for storage.


Expert Review: The editorial team rates both Samsung Galaxy M21 and Infinix Zero 8i equally at 7.


User Rating: Samsung Galaxy M21 and Infinix Zero 8i both receive the same user rating of 4.2.

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Infinix Zero 8i
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Summary

Spec Score

76%
77%

Release Date

18 Mar, 2020
03 Dec, 2020

Performance

Samsung Exynos 9 Octa 9611
MediaTek Helio G90T
Octa Core (upto 2.3 GHz)
Octa Core (upto 2.05 GHz)
4 GB RAM
8 GB RAM

Display

6.4 inches (16.26 cm)
6.85 inches (17.4 cm)
Super AMOLED
IPS LCD
1080x2340 px (FHD+)
1080x2460 px (FHD+)
60 Hz Refresh Rate
90 Hz Refresh Rate

Rear Camera

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

Front Camera

20 MP
16 MP + 8 MP

Battery

6000 mAh
4500 mAh
15W Fast Charging
33W Fast Charging
No Wireless Charging
N/A

Storage

64 GB
128 GB
UFS 2.1
UFS 2.1

Expert Review

7.0/10
7.0/10

Pros

  • Vivid and colour accurate display
  • Long-lasting battery
  • Decent day-time photography
  • Big, 90Hz display
  • Fast charging
  • Nice design

Cons

  • Higher refresh rate would have been nice
  • Dated waterdrop notch design
  • Slow charging speed
  • Selfie cameras could be better
  • Bloatware is an issue

User Ratings

4.2/5
(65,210 ratings)
4.2/5
(7,159 ratings)

Benchmarks (The higher, the better)

168,633
AnTuTu Score
291,302
AnTuTu Score
10h 20m
Battery Life (PC Mark)
13h 15m
Battery Life (PC Mark)

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₹14,980
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Video

Videos
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Videos
1 More Video

User Feedback

General

Launch Date

Mar 18, 2020
(Official)
Dec 03, 2020
(Official)

Operating System

Android v10 (Q)
Android v10 (Q)

Security Updates

4 Year
N/A

Custom UI

Samsung One UI
XOS

Performance

Performance Rating

Good
Good

Chipset

Samsung Exynos 9 Octa 9611
MediaTek Helio G90T

Processor

Octa core

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

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

Architecture (The higher, the better)

64 bit
64 bit

Fabrication (The lower, the better)

10 nm
12 nm

Graphics (GPU)

Mali-G72 MP3
Mali-G76 MC4

RAM

4 GB / 6 GB
8 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
291,302

Bootup Time (The lower, the better)

23.0 s
23.0 s

Gaming Test Results

Battery Drain* (The lower, the better)

3.0 %
9.0 %

Heating* (The lower, the better)

11.3 %
57.4 %
* after 30 mins of gaming

Display

Display Rating

Excellent
Excellent

Display Type

Super AMOLED
IPS LCD

Screen Size

6.4 inches  (16.26 cm)
6.85 inches  (17.4 cm)

Resolution

1080x2340 px (FHD+)
1080x2460 px (FHD+)

Brightness

420 nits
480 nits

Refresh Rate

60 Hz
90 Hz

Aspect Ratio

19.5:9
20.5:9

Pixel Density

403 ppi
392 ppi

Screen to Body Ratio (calculated)

84.02 %
87.04 %

Screen Protection

Corning Gorilla Glass v3
N/A

Bezel-less Display

Yes with waterdrop notch
Yes with punch-hole display

Screen to Body Ratio (claimed by the brand)

91 %
90.1 %

Design

Height

159 mm
168.7 mm

Width

75.1 mm
76 mm

Thickness

8.9 mm
9 mm

Weight

188 grams
210.5 grams

Build Material

Back: Plastic
N/A

Rear Camera

Rear Camera Rating

Very Good
Very 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 Camera10x Digital Zoomf/1.79
8 MP
f/2.2 Ultra-Wide Angle Camera12 mm focal length 1/4.0" sensor size 1.12µm pixel size
8 MP
Ultra-Wide Angle Camera
5 MP
f/2.2 Depth Camera
2 MP
Depth Camera

Autofocus

Yes Phase Detection Autofocus
Yes

OIS

No
N/A

Flash

Yes LED Flash
Yes Quad 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)
Macro Mode

Camera Features

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

Front Camera

Front Camera Rating

Very Good
Very Good

Resolution

20 MP
f/2.2 Primary Camera26 mm focal length CMOS
16 MP
f/2.0 Primary Camera
N/A
8 MP
Ultra-Wide Angle 105° field-of-view Camera

Autofocus

No
N/A

Flash

No
Yes Dual LED

Video Recording

Full HD @30 fps
N/A

Compare Camera Samples

Battery

Battery Rating

Very Good
Very Good

Capacity

6000 mAh
4500 mAh

Battery Type

Li-ion
Li-Polymer

TalkTime

N/A
Up to 49 Hours(4G)

Quick Charging

Yes 15W Fast Charging
Yes 33W 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
13h 15m

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

2h 9m 47s
1h 33m 32s

Storage

Internal Storage

64 GB / 128 GB
128 GB

Storage Type

UFS 2.1
UFS 2.1

Expandable Storage

Yes Up to 512 GB
Yes Up to 256 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 2600(band 38) / 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 2600(band 38) / 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: 0.399 W/kg Body: 0.954 W/kg

Wi-Fi

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

NFC

No
No

Multimedia

Audio Jack

3.5 mm
3.5 mm

Audio Features

N/A
DTS Sound

Sensors

Fingerprint Sensor

Yes
Yes

Fingerprint Sensor Position

Rear
Side

Other Sensors

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

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₹14,980
Not Available in any store