Side by side comparison and review of Samsung Galaxy A51 and Alcatel 1B (2020). Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Samsung Galaxy A51 | Alcatel 1B (2020) |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A515F/DSN | 5002D | |
| Form Factor | Touch | Touch | |
| Height | 158.5 mm | 146.1 mm | Samsung Galaxy A51 has greater height than Alcatel 1B (2020). |
| Width | 73.6 mm | 71.6 mm | Samsung Galaxy A51 has greater width than Alcatel 1B (2020). |
| Depth | 7.9 mm | 9.9 mm | Samsung Galaxy A51 is narrower than Samsung Galaxy A51. |
| Weight | 172 g | 168 g | Alcatel 1B (2020) is lighter than Samsung Galaxy A51. |
| Body Colour | Silver | Prism crush black | Haze crush silver | Prism crush blue | Prism crush white | Prime black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.369 W/kg (head), 1.59 W/kg (body), 2.93 W/kg (limb) | 1.65 W/kg (body), 0.65 W/kg (head), 3 W/kg (limb) | |
| 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 1B (2020) |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Super AMOLED | IPS | |
| Screen Size (Display Size) | 6.5" | 5.5" | Samsung Galaxy A51 has larger screen size than Alcatel 1B (2020). |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 1440 x 720 pixels | Samsung Galaxy A51 has better screen resolution than Alcatel 1B (2020). |
| Display Format | Full HD+ | HD+ | |
| Pixel Density | 408 ppi | 293 ppi | Samsung Galaxy A51 has better pixel density than Alcatel 1B (2020). |
| Aspect Ratio | - | 18:9 | |
| Colour Depth | 16.7 million colours | - | |
| Display Features | Edge-to-Edge screen, Infinity O display | 2.5D Glass |
| PROCESSOR | Samsung Galaxy A51 | Alcatel 1B (2020) |
|---|
| Processor Type (CPU) | Samsung Exynos 9611 | Qualcomm | |
|---|---|---|---|
| Processor Number | - | QM215 | |
| Clock Speed | 2.3 GHz | - | |
| Processor Core Qty | 8-core | Quad-core | Samsung Galaxy A51 has higher processor core quantity than Alcatel 1B (2020). |
| 64-bit Architecture | Yes | - | Samsung Galaxy A51 has 64-bit architecture. |
| Graphics System (GPU) | - | Qualcomm ADRENO 308 |
| MEMORY | Samsung Galaxy A51 | Alcatel 1B (2020) |
|---|
| RAM | 4 GB | 2 GB | Samsung Galaxy A51 has more RAM than Alcatel 1B (2020). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 16 GB | Samsung Galaxy A51 has more internal memory than Alcatel 1B (2020). |
| User Memory | 107 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | microSDHC - up to 32 GB |
| CAMERA | Samsung Galaxy A51 | Alcatel 1B (2020) |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 1 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 8 Megapixel | Samsung Galaxy A51 has better camera resolution than Alcatel 1B (2020). |
| Sensor Size | - | 1/4" | |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | F/2.0 | F/2.0 | Both phones have the same camera lens aperture. |
| Lens Construction | - | 4-element | |
| Field of View (FoV) | - | 81.2 degree(s) | |
| Pixel Size | - | 1.12 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 8x | - | |
| Special Effects | - | HDR | |
| Camera Modes | Slow motion mode, Live Focus mode | Auto, Pano mode, Filter mode | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps | 1920 x 1080 (1080p) 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 | 5 Megapixel | Samsung Galaxy A51 has better front camera resolution than Alcatel 1B (2020). |
| Sensor Size (Front) | - | 1/5" | |
| Lens Type (Front) | - | Wide-angle lens | |
| Lens Aperture (Front) | F/2.2 | F/2.2 | Both phones have the same front camera lens aperture. |
| Lens Element Qty (Front) | - | 3-element | |
| Field of View (Front) | - | 83.2 degree(s) | |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | Focus free | Focus free | |
| Light Source (Front) | - | Display flash | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps |
| BATTERY AND CHARGING | Samsung Galaxy A51 | Alcatel 1B (2020) |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 3000 mAh | Samsung Galaxy A51 has larger battery capacity than Alcatel 1B (2020). |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 182 min | |
| Standby Time | - | 759 hours | |
| Talk Time | 1920 minutes | 2364 minutes | Alcatel 1B (2020) has longer battery life when making calls than Samsung Galaxy A51. |
| 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 759 hrs Standby (3G): up to 715 hrs Standby (4G/VoLTE): up to 440 hrs Standby (VoLTE): up to 451 hrs Talk (2G): up to 2364 min Talk (3G): up to 1584 min Talk (4G/VoLTE): up to 750 hrs Playback (audio): up to 72 hrs Continuous browsing: up to 9 hrs |
|
| Battery Technology | Lithium Ion | - |
| CELLULAR | Samsung Galaxy A51 | Alcatel 1B (2020) |
|---|
| 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 10 (Go edition) | |
| User Interface | One UI | - | |
| Intelligent Assistant | Bixby | Google Assistant | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy A51 | Alcatel 1B (2020) |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, VoLTE | |
|---|---|---|---|
| 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 5, Band 7, Band 8, Band 20, Band 28 | |
| 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 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT | |
| 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 | SMS, MMS |
| MEDIA | Samsung Galaxy A51 | Alcatel 1B (2020) |
|---|
| 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, Ogg Vorbis, AMR, MP3, FLAC, MIDI, AWB, HE-AAC v1, HE-AAC v2 | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | - |
| FEATURES | Samsung Galaxy A51 | Alcatel 1B (2020) |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | 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) | Face recognition | |
| Security Technology | - | Face Key | |
| Additional Phone Features | Fast Charging, Samsung KNOX, Bixby Vision, Game Booster, Bixby Routines | Multitasking, HD Voice, Google Assistant Button |
| OTHERS | Samsung Galaxy A51 | Alcatel 1B (2020) |
|---|
| Included Accessories | Power adapter | USB cable, power adapter, sticker |
|---|
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