Samsung Galaxy A51 vs. Alcatel U3 2019

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy A51 and Alcatel U3 2019. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

Samsung Galaxy A51 vs. Alcatel U3 2019 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A51 Alcatel U3 2019
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A515F/DSN 4034L
Form Factor Touch Touch
Height 158.5 mm 121.3 mm Samsung Galaxy A51 has greater height than Alcatel U3 2019.
Width 73.6 mm 64.4 mm Samsung Galaxy A51 has greater width than Alcatel U3 2019.
Depth 7.9 mm 9.7 mm Samsung Galaxy A51 is narrower than Samsung Galaxy A51.
Weight 172 g 110 g Alcatel U3 2019 is lighter than Samsung Galaxy A51.
Body Colour Silver | Prism crush black | Haze crush silver | Prism crush blue | Prism crush white -
Waterproof (Water-resistant) - -
SAR Value 0.369 W/kg (head), 1.59 W/kg (body), 2.93 W/kg (limb) 1.48 W/kg (body), 1.08 W/kg (head)
Integrated Components - FM radio
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
Micro-USB
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM -
SIM Card Qty Dual-SIM Single-SIM
DISPLAY Samsung Galaxy A51 Alcatel U3 2019
Display Type OLED display -
Display Technology Super AMOLED -
Screen Size (Display Size) 6.5" 4" Samsung Galaxy A51 has larger screen size than Alcatel U3 2019.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 800 x 480 pixels Samsung Galaxy A51 has better screen resolution than Alcatel U3 2019.
Display Format Full HD+ WVGA
Pixel Density 408 ppi -
Colour Depth 16.7 million colours -
Display Features Edge-to-Edge screen, Infinity O display -
PROCESSOR Samsung Galaxy A51 Alcatel U3 2019
Processor Type (CPU) Samsung Exynos 9611 MediaTek
Processor Number - MT6580M
Clock Speed 2.3 GHz 1.3 GHz Samsung Galaxy A51 has higher clock speed than Alcatel U3 2019.
Processor Core Qty 8-core Quad-core Samsung Galaxy A51 has higher processor core quantity than Alcatel U3 2019.
64-bit Architecture Yes - Samsung Galaxy A51 has 64-bit architecture.
MEMORY Samsung Galaxy A51 Alcatel U3 2019
RAM 4 GB 512 MB Samsung Galaxy A51 has more RAM than Alcatel U3 2019.
Internal Memory Size (Storage Capacity) 128 GB 4 GB Samsung Galaxy A51 has more internal memory than Alcatel U3 2019.
User Memory 107 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSD
CAMERA Samsung Galaxy A51 Alcatel U3 2019
MAIN CAMERA
Number of Main Cameras 4 1
Sensor Resolution 48 Megapixel 3 Megapixel Samsung Galaxy A51 has better camera resolution than Alcatel U3 2019.
Lens Aperture F/2.0 -
Focus Adjustment Automatic -
Digital Zoom 8x -
Camera Modes Slow motion mode, Live Focus mode -
Light Source LED flash -
Video Resolutions Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps -
Camera Features (Functions) AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur Interpolated to 3MP
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel -
Lens Type (2nd Camera) Ultra wide-angle lens -
Lens Aperture (2nd Camera) F/2.2 -
Field of View (2nd Camera) 123 degree(s) -
THIRD CAMERA
Sensor Resolution (3rd Camera) 5 Megapixel -
Lens Aperture (3rd Camera) F/2.4 -
Camera Functions (3rd Camera) Macro camera -
FOURTH CAMERA
Sensor Resolution (4th Camera) 5 Megapixel -
Lens Type (4th Camera) Telephoto lens -
Lens Aperture (4th Camera) F/2.2 -
Camera Functions (4th Camera) Depth camera -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 32 Megapixel 1.3 Megapixel Samsung Galaxy A51 has better front camera resolution than Alcatel U3 2019.
Lens Aperture (Front) F/2.2 -
Focus Adjustment Focus free -
Camera Features (Front) - Interpolated to 1.3MP
BATTERY AND CHARGING Samsung Galaxy A51 Alcatel U3 2019
Battery Capacity (Battery Size) 4000 mAh 1500 mAh Samsung Galaxy A51 has larger battery capacity than Alcatel U3 2019.
Talk Time 1920 minutes -
Run Time Details Active online usage (LTE): up to 15 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (video): up to 20 hrs
Playback (audio): up to 87 hrs
Talk (4G): up to 1920 min
-
Battery Technology Lithium Ion -
CELLULAR Samsung Galaxy A51 Alcatel U3 2019
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 3G Samsung Galaxy A51 has more advanced generation mobile network.
Operating System Android 10 Android 8.0 Oreo (Go edition)
User Interface One UI -
Intelligent Assistant Bixby -
Navigation GPS, GLONASS, BeiDou, Galileo GPS
COMMUNICATIONS Samsung Galaxy A51 Alcatel U3 2019
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE GPRS, EDGE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 -
3G UMTS Frequency 2100, 1900, 1700, 850, 900 -
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66 -
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 -
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+ IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 LE Bluetooth 4.0
Bluetooth Profiles HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP -
NFC Yes - Samsung Galaxy A51 has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Samsung Galaxy A51 Alcatel U3 2019
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID WAV, AAC, AMR, MP3, FLAC, AAC +, MIDI, Vorbis
Supported Digital Video Standards MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 -
FEATURES Samsung Galaxy A51 Alcatel U3 2019
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor G-sensor
Security Devices Fingerprint reader (under display) -
Additional Phone Features Fast Charging, Samsung KNOX, Bixby Vision, Game Booster, Bixby Routines -
OTHERS Samsung Galaxy A51 Alcatel U3 2019
Included Accessories Power adapter -
Other projects: