Alcatel A7 (5090i) vs Samsung Galaxy A21 (SM-A215U)

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Side by side comparison between Alcatel A7 vs Samsung Galaxy A21 phones, differences, pros, cons and full specifications. What's the better?

9/27/2020 11:44 PM, updated: 4/5/2021 2:44 AM

Compare Samsung Galaxy A21 X Alcatel A7 (5090i) 10Points

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

16
MP

8mp

4GB
RAM

Octa-core

4000
mAh

(Non removable)

15Points Samsung Galaxy A21 (SM-A215U) Compare Alcatel A7 X

Specifications Compare Models Pictures

6.5"
PLS

720x1600

16
MP

13mp

3GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A21 (SM-A215U)

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!

10 Advantages Alcatel A7 (5090i)	vs	15 Advantages Samsung Galaxy A21 (SM-A215U)
+4GB LPDDR333% More RAM memory. Typically more responsive and better for multitasking.	vs	3GB LPDDR3
+32GB (22GB available)10% More internal storage for applications and files	vs	32GB (20GB available)
+164 grams (5.74 ounces)18% Lighter	vs	193 grams (6.76 ounces)
+LTPS IPS LCDAdvantage LTPS IPS LCD display is brighter and more vivid	vs	TFT PLS
+1080x1920 pixels80% Higher resolution screen	vs	720x1600 pixels
+401 PPI49% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	270 PPI
+Dual-LED on main camera and LED on front cameraAdvantage The Dual-LED on main camera and LED on front camera helps in dark places or in low light	vs	LED flash
+1/3" inches2% The larger sensor camera lets you take photos with better depth.	vs	1/3.06" inches
+(4G LTE-A) 300 Mbps100% Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
1.5GHz 64bit Octa-core	vs	+2.3GHz 64bit Octa-core (12nm)80% More powerful processor, you can open your applications faster
Until 128GB microSD, microSDXC	vs	+Until 512GB microSD, microSDXC3 times More external storage for files using memory cards
9 millimeters (0.35 inches)	vs	+8.1 millimeters (0.32 inches)11% Thinner
5.5"	vs	+6.5"18% Larger screen
(back) 16MP	vs	+(quad camera) 16MP + 8MP + 2MP + 2MP75% 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/2.0 (aperture)	vs	+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MP	vs	+(front) 13MP60% Higher resolution secondary camera to take pictures and selfies
(front) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
Android 7.0 Nougat	vs	+Android 10Advantage Android 10 is newer and safer
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
10W	vs	+15W50% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
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
4.2 + 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.

24 Common items in both devices

eMMC 5.1

Plastic body, glass front

60Hz

16 million

Only digital zoom

PDAF: phase detection autofocus

EIS: Digital stabilization

+17 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
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
Change model		Choose the model
Model	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
Other model names	Alcatel A7 (4GB RAM) OT-5090I	Galaxy A21 SM-A215U (Sprint, T-Mobile, US Cellular, Verizon)
Country or region available	(Latin America), Brazil	USA
Brand	Alcatel	Samsung
Release date	9/1/2017	6/26/2020
Depth	9 millimeters (0.35 inches)	8.1 millimeters (0.32 inches)
Size (width x height)	76.5 x 152.7 millimeters (3.01 x 6.01 in)	76.7 x 167.8 millimeters (3.02 x 6.61 in)
Weight	164 grams (5.74 ounces)	193 grams (6.76 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
Display type	LTPS IPS LCD	TFT PLS
Screen size	5.5" inches	6.5" inches
Screen-to-body ratio	~71.4% (screen-to-body ratio)	~79.3% (screen-to-body ratio)
Display resolution	1080x1920 pixels	720x1600 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	401 PPI	270 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	60Hz	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
System version	Android 7.0 Nougat	Android 10
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
Chipset	64bit: MediaTek MT6750T (28nm)	64bit: MediaTek Helio P35 (MT6765) (12nm)
CPU	Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	ARM Mali-T860 MP2 650Mhz	PowerVR GE8320 MP2 (680MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
RAM memory	4GB LPDDR3	3GB LPDDR3
Internal storage	32GB (22GB available) eMMC 5.1	32GB (20GB available) eMMC 5.1
External storage	Until 128GB microSD, microSDXC (dedicated slot)	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	150/50 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	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 700/800/900/1800/2100/2600 (Bands 1,3,7,8,20,28)	LTE Cat4 (1, 2, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	Not supported
📷 Camera
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
Back camera (main camera)	16 megapixels	(quad camera) 16 megapixels 8MP ultrawide f/2.21/4.0"1.12µm 2MP macro f/2.4 2MP depth f/2.4
Main camera resolution	4608x3456 pixels	4608x3456 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	Dual-LED on main camera and LED on front camera	LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/3" inches	1/3.06" inches
Pixel size	feature not registered	1µm 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	Not supported	Not supported
HDR	HDR photo only main camera	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
Front camera (secondary)	8 megapixels	13 megapixels
Front camera resolution	3264x2448 pixels	4128x3096 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	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	2 microphones or more
Radio	FM	FM
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, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
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	4.2 + 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
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4000 mAh	4000 mAh
Charger, watts	10W Wired charging	15W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	17 hours	feature not registered
Standby	634 hours (26.4 days)	feature not registered
➕ Other features
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
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: Metal Black • DIRAC sound	• Colors: Black • One UI 2.0
☢️ Radiation rate
	Alcatel A7 (5090i)	Galaxy A21 (SM-A215U)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.6W/kg (head), 1.27W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered