Detailed comparison and review of Samsung Galaxy J7 (2017) DUOS and Alcatel 1B (2020). With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Samsung Galaxy J7 (2017) DUOS | Alcatel 1B (2020) |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J730F/DS | 5002D | |
| Form Factor | Touch | Touch | |
| Height | 152.5 mm | 146.1 mm | Samsung Galaxy J7 (2017) DUOS has greater height than Alcatel 1B (2020). |
| Width | 74.8 mm | 71.6 mm | Samsung Galaxy J7 (2017) DUOS has greater width than Alcatel 1B (2020). |
| Depth | 8 mm | 9.9 mm | Samsung Galaxy J7 (2017) DUOS is narrower than Samsung Galaxy J7 (2017) DUOS. |
| Weight | 181 g | 168 g | Alcatel 1B (2020) is lighter than Samsung Galaxy J7 (2017) DUOS. |
| Body Colour | Black | Prime black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.33 W/kg (body), 0.567 W/kg (head) | 1.65 W/kg (body), 0.65 W/kg (head), 3 W/kg (limb) | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B 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 J7 (2017) DUOS | Alcatel 1B (2020) |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Full HD Super AMOLED | IPS | |
| Screen Size (Display Size) | 5.5" | 5.5" | Both phones have the same screen size. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1440 x 720 pixels | Samsung Galaxy J7 (2017) DUOS has better screen resolution than Alcatel 1B (2020). |
| Display Format | Full HD | HD+ | |
| Pixel Density | - | 293 ppi | |
| Aspect Ratio | - | 18:9 | |
| Colour Depth | 16.7 million colours | - | |
| Display Features | Always-on display | 2.5D Glass |
| PROCESSOR | Samsung Galaxy J7 (2017) DUOS | Alcatel 1B (2020) |
|---|
| Processor Type (CPU) | - | Qualcomm | |
|---|---|---|---|
| Processor Number | - | QM215 | |
| Clock Speed | 1.6 GHz | - | |
| Processor Core Qty | 8-core | Quad-core | Samsung Galaxy J7 (2017) DUOS has higher processor core quantity than Alcatel 1B (2020). |
| Graphics System (GPU) | - | Qualcomm ADRENO 308 |
| MEMORY | Samsung Galaxy J7 (2017) DUOS | Alcatel 1B (2020) |
|---|
| RAM | 3 GB | 2 GB | Samsung Galaxy J7 (2017) DUOS has more RAM than Alcatel 1B (2020). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 16 GB | Both phones have the same internal memory capacity. |
| User Memory | 10 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC - up to 32 GB |
| CAMERA | Samsung Galaxy J7 (2017) DUOS | Alcatel 1B (2020) |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 8 Megapixel | Samsung Galaxy J7 (2017) DUOS has better camera resolution than Alcatel 1B (2020). |
| Sensor Size | - | 1/4" | |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | F/1.7 | F/2.0 | Samsung Galaxy J7 (2017) DUOS has better lens aperture than Samsung Galaxy J7 (2017) DUOS. |
| Lens Construction | - | 4-element | |
| Field of View (FoV) | - | 81.2 degree(s) | |
| Pixel Size | - | 1.12 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| Camera Modes | - | Auto, Pano mode, Filter mode | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 13 Megapixel | 5 Megapixel | Samsung Galaxy J7 (2017) DUOS has better front camera resolution than Alcatel 1B (2020). |
| Sensor Size (Front) | - | 1/5" | |
| Lens Type (Front) | - | Wide-angle lens | |
| Lens Aperture (Front) | F/1.9 | F/2.2 | Samsung Galaxy J7 (2017) DUOS has better front lens aperture than Samsung Galaxy J7 (2017) DUOS. |
| Lens Element Qty (Front) | - | 3-element | |
| Field of View (Front) | - | 83.2 degree(s) | |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | - | Focus free | |
| Light Source (Front) | - | Display flash | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps |
| BATTERY AND CHARGING | Samsung Galaxy J7 (2017) DUOS | Alcatel 1B (2020) |
|---|
| Battery Capacity (Battery Size) | 3600 mAh | 3000 mAh | Samsung Galaxy J7 (2017) DUOS has larger battery capacity than Alcatel 1B (2020). |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 182 min | |
| Standby Time | - | 759 hours | |
| Talk Time | 1440 minutes | 2364 minutes | Alcatel 1B (2020) has longer battery life when making calls than Samsung Galaxy J7 (2017) DUOS. |
| Run Time Details | Active online usage (WCDMA): up to 12 hrs Active online usage (LTE): up to 15 hrs Active online usage (Wi-Fi): up to 16 hrs Playback (video): up to 18 hrs Playback (audio): up to 59 hrs Playback (audio (Always On Display Off)): up to 91 hrs Talk (WCDMA): up to 1440 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 |
| CELLULAR | Samsung Galaxy J7 (2017) DUOS | 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 | Google Android | Android 10 (Go edition) | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy J7 (2017) DUOS | 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 5, Band 8 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 40 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2300 | 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+/ANT | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 4.2 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, HOGP | - | |
| NFC | Yes | - | Samsung Galaxy J7 (2017) DUOS has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy J7 (2017) DUOS | 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, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | - |
| FEATURES | Samsung Galaxy J7 (2017) DUOS | Alcatel 1B (2020) |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | Accelerometer, proximity sensor | |
| Security Devices | Fingerprint reader | Face recognition | |
| Security Technology | - | Face Key | |
| Additional Phone Features | - | Multitasking, HD Voice, Google Assistant Button |
| OTHERS | Samsung Galaxy J7 (2017) DUOS | Alcatel 1B (2020) |
|---|
| Included Accessories | Power adapter | USB cable, power adapter, sticker |
|---|
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