Infinix Hot 8 vs Samsung Galaxy M21: specs comparison

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

Display technology

OLED versus LCD

Hot 8:

LCD

Galaxy M21:

OLED
Weight

Hot 8: 9 g lighter

Hot 8:

179 g

Galaxy M21:

188 g
Width

Galaxy M21: 1.2 mm narrower

Hot 8:

76.3 mm

Galaxy M21:

75.1 mm
Height

Galaxy M21: 6 mm shorter

Hot 8:

165 mm

Galaxy M21:

159 mm
Release year

Hot 8:

2019

Galaxy M21:

2020

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

1. Hot 8

Height:

165 mm +6 mm versus Galaxy M21
Width:

76.3 mm +1.2 mm versus Galaxy M21
Depth:

8.7 mm
2. Galaxy M21

Height:

159 mm
Width:

75.1 mm
Depth:

8.9 mm

Weight

Bars start at zero and share a scale within this chart.

1. Hot 8

179 g
2. Galaxy M21

188 g

+9 g versus Hot 8

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

1. Hot 8

Screen diagonal:

6.52 in

Aspect ratio (height:width):

20:9

Approximate rectangular screen area:

102.6 cm²
2. Galaxy M21

Screen diagonal:

6.4 in

Aspect ratio (height:width):

19.5:9

Approximate rectangular screen area:

100.5 cm²

Hot 8 has approximately 2.1% more rectangular screen area than Galaxy M21.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for Hot 8, Galaxy M21, compared at the same storage capacity.
Storage	Hot 8	Galaxy M21
32 GB	2 GB RAM	Not recorded
64 GB Recorded for all phones	4 GB RAM	4 GB RAM
128 GB	Not recorded	6 GB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Hot 8

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 256 GB (dedicated slot)

2. Galaxy M21

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSDXC (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

1. Hot 8

5000 mAh
2. Galaxy M21

6000 mAh

+1000 mAh versus Hot 8

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Hot 82. Galaxy M21

Everyday essentials

Everyday essentials — specifications for Hot 8, Galaxy M21.
Specification	Hot 8	Galaxy M21
Dimensions (HxWxD)	165 Х 76.3 Х 8.7 mm	159 Х 75.1 Х 8.9 mm
Weight	179 g	188 g
Technology	IPS LCD	Super AMOLED
Screen size	6.52" inch	6.4" inch
Screen resolution	720 x 1600 px	1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	32GB 2GB RAM 64GB 4GB RAM	64GB 4GB RAM 128GB 6GB RAM
Memory card support	microSD up to 256 GB (dedicated slot)	microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	5000 mAh Non-removable Li-Po	6000 mAh Non-removable Li-Po
Operating system OS	Android 9.0 (Pie) XOS 5.0	Android 10.0; One UI 2
Chipset	Mediatek MT6761 Helio A22 (12 nm) 32/2 GB -Mediatek MT6762 Helio P22 (12 nm) 64/4 GB	Exynos 9611 (10nm)
Headphone jack	Yes	Yes

Display

Display — specifications for Hot 8, Galaxy M21.
Specification	Hot 8	Galaxy M21
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	102.6 cm2	100.5 cm2
Screen format	20:9 (height:width)	19.5:9 (height:width)
Screen to body ratio	81.5%	84.2%
PPI /points per inch/	269 PPI	403 PPI
Screen protection	Unknown	Corning Gorilla Glass 3

Camera and Video

Camera and Video — specifications for Hot 8, Galaxy M21.
Specification	Hot 8	Galaxy M21
Rear camera, main	13 MP Triple	48 MP Triple
Camera specs	13 MP f/1.8 26mm (wide) 1/3.1'' 1.12µm PDAF -2 MP depth sensor -QVGA (Low light sensor)	48 MP f/2.0 26mm (wide) 1/2.0'' 0.8µm PDAF -8 MP f/2.2 12mm (ultrawide) 1/4.0'' 1.12µm -5 MP (depth)
Functions	LED flash	HDR
Video	1080p@30fps	1080p@30fps
Front camera, selfie	8 MP Single	20 MP Single
Specifications	8 MP f/2.0 25mm (wide)	20 MP f/2.0 26mm (wide)

Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Hot 8, Galaxy M21.
Specification	Hot 8	Galaxy M21
Processor CPU	Quad-core 2.0 GHz Cortex-A53 -Octa-core 1.8 GHz Cortex-A53	Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Graphics processor GPU	PowerVR GE8320	Mali-G72 MP3
Antutu 7 score *	76322	Unknown
Antutu 8 score *	Unknown	182451

General specs

General specs — specifications for Hot 8, Galaxy M21.
Specification	Hot 8	Galaxy M21
Release date	2019 September	2020 March 18
Colors	Quetzal Cyan Cosmic Purple Shark Grey Midnight Black	Midnight Blue Raven Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	7000 INR	160 EUR
Body build	Front/back glass	Glass front (Gorilla Glass 3) plastic back plastic frame

Communication and Connectivity

Communication and Connectivity — specifications for Hot 8, Galaxy M21.
Specification	Hot 8	Galaxy M21
SIM card	Dual SIM (Nano-SIM dual stand-by)	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 8(900) 38(2600) 40(2300) 41(2500)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 7(2600) 8(900) 20(800) 38(2600) 40(2300) 41(2500)
Speed	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps	HSPA LTE-A
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct hotspot
GPS	Yes with A-GPS	Yes with A-GPS GLONASS BDS
USB	microUSB 2.0 USB On-The-Go	2.0 Type-C 1.0 reversible connector
Bluetooth	5.0 A2DP LE	5.0 A2DP LE
Harmful irradiation	Unknown	SAR - 0.47 W/kg (head)

Music and Audio

Music and Audio — specifications for Hot 8, Galaxy M21.
Specification	Hot 8	Galaxy M21
Radio	FM radio	FM radio RDS recording
Others	Dirac Surround Sound	420 nits max brightness

Other features

Other features — specifications for Hot 8, Galaxy M21.
Specification	Hot 8	Galaxy M21
Dop	Sensors Fingerprint (rear-mounted) accelerometer proximity compass	Sensors Fingerprint (rear-mounted) accelerometer gyro proximity compass - Fast charging 15W

Infinix Hot 8 vs Samsung Galaxy M21

Infinix Hot 8

Samsung Galaxy M21

Key differences