Blu Life One X2 (16GB) vs Samsung Galaxy M21s (SM-F415F/DS)

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Side by side comparison between Blu Life One X2 vs Samsung Galaxy M21s 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 Samsung Galaxy M21s X Blu Life One X2 (16GB) 04Points

Specifications Compare Models Pictures

5.2"
IPS

1080x1920

16
MP

8mp

2GB
RAM

Octa-core

3000
mAh

(Non removable)

22Points Samsung Galaxy M21s (SM-F415F/DS) Compare Blu Life One X2 X

Specifications Compare Models Pictures

6.4"
AMOLED

1080x2340

64
MP

32mp

4GB
RAM

Octa-core

6000
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!

4 Advantages Blu Life One X2 (16GB)	vs	22 Advantages Samsung Galaxy M21s (SM-F415F/DS)
+166 grams (5.81 ounces)15% Lighter	vs	191 grams (6.69 ounces)
+424 PPI5% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	403 PPI
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
+Proximity sensorAdvantage Sensors help you use the device	vs	Virtual proximity sensor
1.4GHz 64bit Octa-core	vs	+2.3GHz 64bit Octa-core (10nm)57% More powerful processor, you can open your applications faster
2GB LPDDR3	vs	+4GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
16GB (10GB available)	vs	+64GB (49GB available)4 times More internal storage for applications and files
Until 256GB microSD, microSDXC	vs	+Until 512GB microSD, microSDXC100% More external storage for files using memory cards
9.5 millimeters (0.37 inches)	vs	+8.9 millimeters (0.35 inches)7% Thinner
TFT IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
1080x1920 pixels	vs	+1080x2340 pixels22% Higher resolution screen
5.2"	vs	+6.4"23% Larger screen
(back) 16MP	vs	+(triple camera) 64MP + 8MP + 5MP4 times Higher resolution main camera
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
f/2.4 (aperture)	vs	+f/1.8 (aperture)33% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MP	vs	+(front) 32MP3 times Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
(front) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
Android 6.0.1 Marshmallow	vs	+Android 12Advantage Android 12 is newer and safer
(4G LTE) 150 Mbps	vs	+(4G LTE-A) 300 Mbps100% Faster for surfing the internet and download files
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
3000 mAh	vs	+6000 mAh100% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
4.0 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

19 Common items in both devices

16 million

Only digital zoom

LDAF/PDAF: laser/phase detection autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

4G LTE / 4G LTE-A

Capacitive

Multitouch

+12 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
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
Change model
Model	Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
Other model names	Blu Life One X2 L0090UU, Blu L0090UU, Blu L0091UU	Galaxy M21s SM-F415F/Dual-Sim (4GB RAM)
Country or region available	(Global, International), USA	(Latin America), Brazil
Brand	Blu	Samsung
Release date	9/1/2016	11/6/2020
Depth	9.5 millimeters (0.37 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	72.4 x 148 millimeters (2.85 x 5.83 in)	75.1 x 159.2 millimeters (2.96 x 6.27 in)
Weight	166 grams (5.81 ounces)	191 grams (6.69 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
Display type	TFT IPS LCD	Super AMOLED
Screen size	5.2" inches	6.4" inches
Screen-to-body ratio	~69.6% (screen-to-body ratio)	~84.1% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	424 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 3
Refresh rate	feature not registered	60Hz
Display features	feature not registered	420nits[peak]
🤖 Operating System
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
System version	Android 6.0.1 Marshmallow	Android 10
Firmware update	feature not registered	Android 12
User Interface	feature not registered	One UI 2.5 / 3.1 / 4.1
⚙️ Processor
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
Chipset	64bit: Qualcomm Snapdragon 430 MSM8937 (28nm)	64bit: Samsung Exynos 9611 (10nm)
CPU	Octa-core, 2 processors: 4x 1.4GHz ARM Cortex-A53 (Quad-core) 4x 1.1GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	Qualcomm Adreno 505 450Mhz	ARM Mali-G72 MP3 (850MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
RAM memory	2GB LPDDR3	4GB LPDDR4X
Internal storage	16GB (10GB available)	64GB (49GB available) UFS 2.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) micro-SIM (3FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 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 850/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat4 700/1700/1900/2100/2600 (Bands 2,4,7,12,17)	LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
Back camera (main camera)	16 megapixels	(triple camera) 64 megapixels 8MP ultrawide f/2.2123°12mm1/4"1.12µm 5MP depth f/2.2
Main camera resolution	4608x3456 pixels	10120x6328 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash on both cameras	LED flash
Focal aperture	f/2.4 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	1/1.72" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	LDAF/PDAF: laser/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	Not supported	Supported
HDR	HDR photo only main camera	HDR photo on both cameras
Camera extras	feature not registered	4K@30fps 1080p@30fps
📸 Front camera
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
Front camera (secondary)	8 megapixels	32 megapixels
Front camera resolution	3264x2448 pixels	6528x4896 pixels
Video recording (secondary)	HD (1280x720)	Full HD (1920x1080)
Front flash	LED	Not supported
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	1/2.8" inches
Pixel size	feature not registered	0.8µm pixel
🔉 Sound and multimedia
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, OGG, eAAC+	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
USB	MicroUSB 2.0	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.0 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
Sensors	Accelerometer Ambient light sensor Fingerprint sensor Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	6000 mAh
Charger, watts	Wired charging	15W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	16 hours	48 hours (2 days)
Standby	625 hours (26 days)	feature not registered
➕ Other features
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
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: Gray, Rose gold • USB OTG On-The-Go • Aluminum body • 2.5D glass screen • Screen protector included • Silicon Case included • Sony back camera sensor • Fast battery charging • Quick Charge 3.0	• Colors: Black, Blue
☢️ Radiation rate
	Blu Life One X2 (16GB)	Galaxy M21s (SM-F415F/DS)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.383W/kg (head)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered