Samsung Galaxy M21s (SM-F415F/DS) vs Blu Vivo X

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Side by side comparison between Samsung Galaxy M21s vs Blu Vivo X phones, differences, pros, cons and full specifications. What's the better?

11/25/2020 11:20 AM, updated: 1/18/2023 4:22 AM

Compare Blu Vivo X X Samsung Galaxy M21s (SM-F415F/DS) 18Points

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2340

64
MP

32mp

4GB
RAM

Octa-core

6000
mAh

(Non removable)

05Points Blu Vivo X Compare Samsung Galaxy M21s X

Specifications Compare Models Pictures

6"
IPS

720x1440

13
MP

20mp

4GB
RAM

Octa-core

4010
mAh

(Non removable)

What's the better phone? Samsung Galaxy M21s (SM-F415F/DS)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

18 Advantages Samsung Galaxy M21s (SM-F415F/DS)	vs	5 Advantages Blu Vivo X
+Until 512GB microSD, microSDXC7 times More external storage for files using memory cards	vs	Until 64GB microSD, microSDXC
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT IPS LCD
+1080x2340 pixels144% Higher resolution screen	vs	720x1440 pixels
+403 PPI50% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	268 PPI
+6.4"7% Larger screen	vs	6"
+(triple camera) 64MP + 8MP + 5MP3 times Higher resolution main camera	vs	(dual camera) 13MP + 5MP
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+1/1.72" inches74% The larger sensor camera lets you take photos with better depth.	vs	1/3" inches
+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.0 (aperture)
+(front) 32MP14% Higher resolution secondary camera to take pictures and selfies	vs	(dual front camera) 20MP + 8MP
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+Android 12Advantage Android 12 is newer and safer	vs	Android 7.0 Nougat
+Face unlockAdvantage Sensors help you use the device	vs	Not supported
+6000 mAh50% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	4010 mAh
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)
+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster	vs	802.11 a/b/g/n [wifi4]
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.1 + A2DP
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
2.3GHz 64bit Octa-core (10nm)	vs	+2.6GHz 64bit Octa-core2% More powerful processor, you can open your applications faster
191 grams (6.69 ounces)	vs	+188 grams (6.58 ounces)2% Lighter
8.9 millimeters (0.35 inches)	vs	+8.2 millimeters (0.32 inches)9% Thinner
LED flash	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
Virtual proximity sensor	vs	+Proximity sensorAdvantage Sensors help you use the device

23 Common items in both devices

4GB LPDDR4X

64GB (49GB available) / 64GB (50GB available)

16 million

Only digital zoom

PDAF: phase detection autofocus

EIS: Digital stabilization

(front) Full HD (1920x1080)

+16 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
Change model
Model	Galaxy M21s (SM-F415F/DS)	Vivo X
Other model names	Galaxy M21s SM-F415F/Dual-Sim (4GB RAM)	BLU VIVO X V0230WW, Blu Vivo 10 V0230WW
Country or region available	(Latin America), Brazil	Canada, Spain, USA
Brand	Samsung	Blu
Release date	11/6/2020	2/1/2018
Depth	8.9 millimeters (0.35 inches)	8.2 millimeters (0.32 inches)
Size (width x height)	75.1 x 159.2 millimeters (2.96 x 6.27 in)	76.8 x 160 millimeters (3.02 x 6.3 in)
Weight	191 grams (6.69 ounces)	188 grams (6.58 ounces)
Build, materials	Plastic body, glass front	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
Display type	Super AMOLED	TFT IPS LCD
Screen size	6.4" inches	6" inches
Screen-to-body ratio	~84.1% (screen-to-body ratio)	~75.6% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	720x1440 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	403 PPI	268 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 3
Refresh rate	60Hz	feature not registered
Display features	420nits[peak]	feature not registered
🤖 Operating System
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
System version	Android 10	Android 7.0 Nougat
Firmware update	Android 12	feature not registered
User Interface	One UI 2.5 / 3.1 / 4.1	feature not registered
⚙️ Processor
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
Chipset	64bit: Samsung Exynos 9611 (10nm)	64bit: MediaTek MT6757T Helio P25 (16nm)
CPU	Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 4x 2.6GHz ARM Cortex-A53 (Quad-core) 4x 1.6GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	ARM Mali-G72 MP3 (850MHz)	ARM Mali-T880 MP2 1Ghz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
RAM memory	4GB LPDDR4X	4GB LPDDR4X
Internal storage	64GB (49GB available) UFS 2.1	64GB (50GB available)
External storage	Until 512GB microSD, microSDXC (dedicated slot)	Until 64GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	300/50 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE	LTE Cat6 700/850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8,12,17,28)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1700/1900/2100	Not supported
Secondary 4G network	LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE
📷 Camera
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
Back camera (main camera)	(triple camera) 64 megapixels 8MP ultrawide f/2.2123°12mm1/4"1.12µm 5MP depth f/2.2	(dual camera) 13 megapixels 5MP 1/5"1.12µm
Main camera resolution	10120x6328 pixels	4128x3096 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash on both cameras
Focal aperture	f/1.8 (aperture)	f/2.0 (aperture)
Focal length	26mm lens	feature not registered
Sensor size	1/1.72" inches	1/3" inches
Pixel size	0.8µm pixel	1.12µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo on both cameras	HDR photo only main camera
Camera extras	4K@30fps 1080p@30fps	feature not registered
📸 Front camera
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
Front camera (secondary)	32 megapixels	(dual front camera) 20 megapixels 8MP 1/4"1.12µm120°
Front camera resolution	6528x4896 pixels	5472x3648 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	LED
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
Focal length	26mm lens	feature not registered
Sensor size	1/2.8" inches	1/2.78" inches
Pixel size	0.8µm pixel	1µm pixel
🔉 Sound and multimedia
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	2 microphones or more	Not supported
Radio	FM (RDS)	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, eAAC+, FLAC
🔌 Connectivity
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
USB	USB 2.0 Type-C reversible connector	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	4.1 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Virtual proximity sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	6000 mAh	4010 mAh
Charger, watts	15W Wired fast charging	Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	48 hours (2 days)	22 hours
Standby	feature not registered	700 hours (29.2 days)
➕ Other features
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
Call control	Voice dialing, Voice recorder, Voice commands	Voice recorder
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black, Blue	• Colors: Black • 2.5D curved glass screen • 520nits brightness screen • 18:9 display • Facial recognition • Sony IMX376 front camera sensor • MAXXAudio • Dual WhatsApp support • Fast battery charging
☢️ Radiation rate
	Galaxy M21s (SM-F415F/DS)	Blu Vivo X
SAR 1.6W/kg (USA, Mexico, etc.)	0.383W/kg (head)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered