Samsung Galaxy A51 vs. Alcatel 1 (2021)

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy A51 and Alcatel 1 (2021). 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 1 (2021) Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A51 Alcatel 1 (2021)
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A515F/DSN 5033DR
Form Factor Touch Touch
Height 158.5 mm 137.6 mm Samsung Galaxy A51 has greater height than Alcatel 1 (2021).
Width 73.6 mm 65.7 mm Samsung Galaxy A51 has greater width than Alcatel 1 (2021).
Depth 7.9 mm 9.8 mm Samsung Galaxy A51 is narrower than Samsung Galaxy A51.
Weight 172 g 134 g Alcatel 1 (2021) is lighter than Samsung Galaxy A51.
Body Colour Silver | Prism crush black | Haze crush silver | Prism crush blue | Prism crush white Volcano black
Waterproof (Water-resistant) - -
SAR Value 0.369 W/kg (head), 1.59 W/kg (body), 2.93 W/kg (limb) 1.63 W/kg (body), 0.91 W/kg (head), 3.49 W/kg (limb)
Integrated Components - LED flashlight
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Samsung Galaxy A51 Alcatel 1 (2021)
Display Type OLED display -
Display Technology Super AMOLED -
Screen Size (Display Size) 6.5" 5" Samsung Galaxy A51 has larger screen size than Alcatel 1 (2021).
Screen Resolution (Display Resolution) 2400 x 1080 pixels 960 x 480 pixels Samsung Galaxy A51 has better screen resolution than Alcatel 1 (2021).
Display Format Full HD+ FWVGA+
Pixel Density 408 ppi -
Aspect Ratio - 18:9
Colour Depth 16.7 million colours -
Display Enhancement Technology - Eye comfort mode
Display Features Edge-to-Edge screen, Infinity O display FullView Display
Display Protection (Screen Protector) - AGS Asahi Glass
PROCESSOR Samsung Galaxy A51 Alcatel 1 (2021)
Processor Type (CPU) Samsung Exynos 9611 MediaTek
Processor Number - MT6739
Clock Speed 2.3 GHz 1.28 GHz Samsung Galaxy A51 has higher clock speed than Alcatel 1 (2021).
Processor Core Qty 8-core Quad-core Samsung Galaxy A51 has higher processor core quantity than Alcatel 1 (2021).
64-bit Architecture Yes - Samsung Galaxy A51 has 64-bit architecture.
Graphics System (GPU) - IMG GE8100
MEMORY Samsung Galaxy A51 Alcatel 1 (2021)
RAM 4 GB 1 GB Samsung Galaxy A51 has more RAM than Alcatel 1 (2021).
Internal Memory Size (Storage Capacity) 128 GB 8 GB Samsung Galaxy A51 has more internal memory than Alcatel 1 (2021).
User Memory 107 GB 5 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSDHC, microSD - up to 32 GB
CAMERA Samsung Galaxy A51 Alcatel 1 (2021)
MAIN CAMERA
Number of Main Cameras 4 1
Sensor Resolution 48 Megapixel 5 Megapixel Samsung Galaxy A51 has better camera resolution than Alcatel 1 (2021).
Sensor Size - 1/5"
Lens Aperture F/2.0 F/2.4 Samsung Galaxy A51 has better lens aperture than Samsung Galaxy A51.
Lens Construction - 3-element
Field of View (FoV) - 76 degree(s)
Pixel Size - 1.12 μm
Focus Adjustment Automatic Focus free
Digital Zoom 8x -
Camera Modes Slow motion mode, Live Focus mode -
Face Recognition (Face ID) - Face tracking Alcatel 1 (2021) has face detection.
Light Source LED flash -
Video Resolutions Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps 1280 x 720 (720p) at 30 fps
Camera Features (Functions) AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur -
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 2 Megapixel Samsung Galaxy A51 has better front camera resolution than Alcatel 1 (2021).
Sensor Size (Front) - 1/5"
Lens Aperture (Front) F/2.2 F/2.8 Samsung Galaxy A51 has better front lens aperture than Samsung Galaxy A51.
Lens Element Qty (Front) - 2-element
Field of View (Front) - 61 degree(s)
Pixel Size (Front) - 1.75 μm
Focus Adjustment Focus free Focus free
Special Effects (Front) - Photo booth, Instant Collage, Social Square
Camera Modes (Front) - One-handed mode, Social Mode
Face Recognition (Face ID) - Face tracking Alcatel 1 (2021) has face detection.
Video Resolutions (Front) - 1280 x 720 (720p) at 30 fps
BATTERY AND CHARGING Samsung Galaxy A51 Alcatel 1 (2021)
Battery Capacity (Battery Size) 4000 mAh 2000 mAh Samsung Galaxy A51 has larger battery capacity than Alcatel 1 (2021).
Recharge Time (Charging Time) - 3.4 hour(s)
Standby Time - 310 hours
Talk Time 1920 minutes 1020 minutes Samsung Galaxy A51 has longer battery life when making calls than Alcatel 1 (2021).
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
Standby (2G): up to 310 hrs
Standby (3G): up to 300 hrs
Standby (4G): up to 210 hrs
Talk (2G): up to 1020 min
Talk (3G): up to 660 min
Talk (4G): up to 480 min
Battery Technology Lithium Ion -
CELLULAR Samsung Galaxy A51 Alcatel 1 (2021)
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 10 Android 11 (Go edition)
User Interface One UI -
Intelligent Assistant Bixby -
Navigation GPS, GLONASS, BeiDou, Galileo GPS
COMMUNICATIONS Samsung Galaxy A51 Alcatel 1 (2021)
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE GPRS, EDGE, HSPA+, LTE
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 Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 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 Band 1, Band 3, Band 7, Band 8, Band 20
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 FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+ IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 LE Bluetooth 4.2
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 1 (2021)
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, APE (Monkey's Audio), Vorbis
Supported Digital Video Standards MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 MPEG-2, H.263, HEVC, VP8, VP9, H.265, H.264 AVC
FEATURES Samsung Galaxy A51 Alcatel 1 (2021)
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 Accelerometer, proximity sensor
Security Devices Fingerprint reader (under display) -
Additional Phone Features Fast Charging, Samsung KNOX, Bixby Vision, Game Booster, Bixby Routines Smart Manager
OTHERS Samsung Galaxy A51 Alcatel 1 (2021)
Included Accessories Power adapter -
Other projects: