Alcatel Pixi 4 4.0 (4034D 4GB) vs Samsung Galaxy A51 (SM-A515F/DS)

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Side by side comparison between Alcatel Pixi 4 (4.0) vs Samsung Galaxy A51 phones, differences, pros, cons and full specifications. What's the better?

1/4/2020 6:17 PM, updated: 11/21/2022 8:39 AM

Compare Samsung Galaxy A51 X Alcatel Pixi 4 4.0 (4034D 4GB) 04Points

Specifications Compare Models Pictures

4"
TFT

480x800

2
MP

0.3mp

512MB
RAM

Quad-core

1500
mAh

(Removable)

29Points Samsung Galaxy A51 (SM-A515F/DS) Compare Alcatel Pixi 4 (4.0) X

Specifications Compare Models Pictures

6.5"
AMOLED

1080x2400

48
MP

32mp

4GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A51 (SM-A515F/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 Alcatel Pixi 4 4.0 (4034D 4GB)	vs	29 Advantages Samsung Galaxy A51 (SM-A515F/DS)
+110 grams (3.85 ounces)56% Lighter	vs	172 grams (6.02 ounces)
+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
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
1.3GHz 32bit Quad-core	vs	+2.3GHz 64bit Octa-core (10nm)138% More powerful processor, you can open your applications faster
512MB LPDDR2	vs	+4GB LPDDR4X7 times More RAM memory. Typically more responsive and better for multitasking.
4GB (1GB available)	vs	+128GB (107GB available)106 times More internal storage for applications and files
Until 32GB microSD, microSDHC	vs	+Until 1TB microSD, microSDXC31 times More external storage for files using memory cards
9.7 millimeters (0.38 inches)	vs	+7.9 millimeters (0.31 inches)23% Thinner
TFT LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
480x800 pixels	vs	+1080x2400 pixels6 times Higher resolution screen
233 PPI	vs	+405 PPI74% Crisper display of text, images and videos because it has more pixels per inch (ppi)
4"	vs	+6.5"63% Larger screen
(back) 2MP	vs	+(quad camera) 48MP + 12MP + 5MP + 5MP35 times Higher resolution main camera
Not supported	vs	+PDAF: phase detection autofocusAdvantage Best autofocus type for taking pictures
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
(front) 0.3MP	vs	+(front) 32MP103 times Higher resolution secondary camera to take pictures and selfies
HD (1280x720)	vs	+4K UHD (3840x2160)8 times More image quality for recording videos with the primary camera
(front) VGA (640x480)	vs	+(front) 4K UHD (3840x2160)26 times More image quality for recording videos with the secondary camera
Android 6.0 Marshmallow	vs	+Android 13Advantage Android 13 is newer and safer
3G+ HSPA+	vs	+4G LTE-AAdvantage The 4G LTE-A network is newer and faster
(3G+ HSPA+) 21 Mbps	vs	+(4G LTE-A) 600 Mbps28 times Faster for surfing the internet and download files
Not supported	vs	+Ambient light sensorAdvantage Sensors help you use the device
Not supported	vs	+ANT+Advantage Sensors help you use the device
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (under display)Advantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
1500 mAh	vs	+4000 mAh167% 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.
Not supported	vs	+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys

13 Common items in both devices

60Hz

16 million

Only digital zoom

EIS: Digital stabilization

Capacitive

Multitouch

Accelerometer

+6 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 Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
Change model		Choose the model
Model	Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
Other model names	Alcatel Pixi 4 4034D (Dual-SIM)	Samsung Galaxy A51 SM-A515F/DS
Country or region available	(Europe), (Global, International)	(Latin America)
Brand	Alcatel	Samsung
Release date	6/1/2016	12/16/2019, Announced: 12/12/2019
Depth	9.7 millimeters (0.38 inches)	7.9 millimeters (0.31 inches)
Size (width x height)	64.4 x 121.3 millimeters (2.54 x 4.78 in)	73.6 x 158.5 millimeters (2.9 x 6.24 in)
Weight	110 grams (3.85 ounces)	172 grams (6.02 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Alcatel Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
Display type	TFT LCD	Super AMOLED
Screen size	4" inches	6.5" inches
Screen-to-body ratio	~58.3% (screen-to-body ratio)	~87.4% (screen-to-body ratio)
Display resolution	480x800 pixels	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch 2-points	Capacitive Multitouch
Pixel density (dot pitch)	233 PPI	405 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 3
Refresh rate	60Hz	60Hz
Display features	Not supported	Always-On Display
🤖 Operating System
	Alcatel Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
System version	Android 6.0 Marshmallow	Android 10
Firmware update	feature not registered	Android 13
User Interface	feature not registered	One UI 2.5 / 3.1 / 4.1 / 5.0
⚙️ Processor
	Alcatel Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
Chipset	32bit: MediaTek MT6580M (28nm)	64bit: Samsung Exynos 9611 (10nm)
CPU	Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (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	ARM Mali-400 MP2 400Mhz	ARM Mali-G72 MP3 (850MHz)
Performance (benchmark)	feature not registered	AnTuTu: 113051 (v7), 175363 (v8) Geekbench: 5401 (v4.4), 1294 (v5.1) GFXBench: 5.6fps (ES 3.1 onscreen)
💽 Memory and storage
	Alcatel Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
RAM memory	512MB LPDDR2	4GB LPDDR4X
Internal storage	4GB (1GB available)	128GB (107GB available) eMMC 5.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Alcatel Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/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	21/5.76 Mbps	600/150 Mbps
Network technology	2G, 3G	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 900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	Not supported	LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	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	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE
📷 Camera
	Alcatel Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
Back camera (main camera)	2 megapixels	(quad camera) 48 megapixels 12MP ultrawide f/2.213mm1.12µm 5MP telephoto f/2.440mm 5MP depth f/2.21/5.0"1.12µm
Main camera resolution	1600x1200 pixels	8000x6000 pixels
Video recording (primary)	HD (1280x720) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash on both cameras	LED flash
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	1/2" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	Not supported	PDAF: phase detection autofocus
Touch focus	Not 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 Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
Front camera (secondary)	0.3 megapixels	32 megapixels
Front camera resolution	640x480 pixels	6528x4896 pixels
Video recording (secondary)	VGA (640x480)	4K UHD (3840x2160)
Front flash	LED	Not supported
Focal aperture	feature not registered	f/2.2 (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
	Alcatel Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	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, AAC+	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Alcatel Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
USB	MicroUSB 2.0	USB 2.0 Type-C, USB OTG On-The-Go
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
	Alcatel Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
Sensors	Accelerometer Proximity sensor	Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Alcatel Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
Battery type	Li-Ion: lithium-ion (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	1500 mAh	4000 mAh
Charger, watts	Wired charging	15W Wired fast charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	7.5 hours	feature not registered
Standby	420 hours (17.5 days)	feature not registered
➕ Other features
	Alcatel Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
Call control	Voice dialing, Voice recorder	Voice dialing, 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 (front) • Kit Colors (Black, White, Blue, Red) • Kit Metallic (Silver, Pink, Black, White)	• Colors: Prism, Crush Black, White, Blue, Pink
☢️ Radiation rate
	Alcatel Pixi 4 4.0 (4034D 4GB)	Galaxy A51 (SM-A515F/DS)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.369W/kg (head), 1.59W/kg (body)