Side by side comparison and review of Samsung Galaxy J7 Duo and Alcatel 3 (2019). 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 J7 Duo | Alcatel 3 (2019) |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J720F | 5053Y | |
| Form Factor | Touch | Touch | |
| Height | 153.5 mm | 151.1 mm | Samsung Galaxy J7 Duo has greater height than Alcatel 3 (2019). |
| Width | 77.2 mm | 69.7 mm | Samsung Galaxy J7 Duo has greater width than Alcatel 3 (2019). |
| Depth | 8.2 mm | 7.99 mm | Alcatel 3 (2019) is narrower than Samsung Galaxy J7 Duo. |
| Weight | 174 g | 145 g | Alcatel 3 (2019) is lighter than Samsung Galaxy J7 Duo. |
| Body Colour | Black | Black, blue | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.397 W/kg (body), 0.543 W/kg (head) | - | |
| Integrated Components | - | FM radio | |
| 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) | Micro SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Single-SIM |
| DISPLAY | Samsung Galaxy J7 Duo | Alcatel 3 (2019) |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | HD Super AMOLED | IPS | |
| Screen Size (Display Size) | 5.5" | 5.9" | Alcatel 3 (2019) has larger screen size than Samsung Galaxy J7 Duo. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1560 x 720 pixels | Alcatel 3 (2019) has better screen resolution than Samsung Galaxy J7 Duo. |
| Display Format | HD | HD+ | |
| Aspect Ratio | - | 19.5:9 | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Features | - | 2.5D Glass, FullView Display | |
| Display Protection (Screen Protector) | - | Dragontrail (scratch resistant glass) |
| PROCESSOR | Samsung Galaxy J7 Duo | Alcatel 3 (2019) |
|---|
| Processor Type (CPU) | - | Qualcomm Snapdragon 439 | |
|---|---|---|---|
| Clock Speed | 1.6 GHz | 1.8 GHz | Alcatel 3 (2019) has higher clock speed than Samsung Galaxy J7 Duo. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | - | Yes | Alcatel 3 (2019) has 64-bit architecture. |
| MEMORY | Samsung Galaxy J7 Duo | Alcatel 3 (2019) |
|---|
| RAM | 3 GB | 3 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 32 GB | Both phones have the same internal memory capacity. |
| User Memory | 21.9 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSDXC - up to 128 GB |
| CAMERA | Samsung Galaxy J7 Duo | Alcatel 3 (2019) |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
| Sensor Size | - | 1/3" | |
| Lens Aperture | F/1.9 | F/2.0 | Samsung Galaxy J7 Duo has better lens aperture than Samsung Galaxy J7 Duo. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR, Bokeh effect | |
| Camera Modes | - | Panorama, night mode | |
| Light Source | LED flash | LED light | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | - | Electronic Image Stabiliser (EIS), Interpolated to 16MP, AI scene detection, AR Emoji |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | 5 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/5" | |
| Lens Aperture (2nd Camera) | F/1.9 | F/2.4 | Samsung Galaxy J7 Duo has better second camera lens aperture than Samsung Galaxy J7 Duo. |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
| Sensor Size (Front) | - | 1/4" | |
| Lens Aperture (Front) | F/1.9 | F/2.0 | Samsung Galaxy J7 Duo has better front lens aperture than Samsung Galaxy J7 Duo. |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | - | Focus free | |
| Light Source (Front) | - | Display flash | |
| Video Resolutions (Front) | - | 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | - | Interpolated to 13MP |
| BATTERY AND CHARGING | Samsung Galaxy J7 Duo | Alcatel 3 (2019) |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 3500 mAh | Alcatel 3 (2019) has larger battery capacity than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 260 min | |
| Standby Time | - | 900 hours | |
| Talk Time | 1200 minutes | 1680 minutes | Alcatel 3 (2019) has longer battery life when making calls than Samsung Galaxy J7 Duo. |
| Run Time Details | Active online usage (WCDMA): up to 11 hrs Active online usage (LTE): up to 13 hrs Active online usage (Wi-Fi): up to 13 hrs Playback (video): up to 17 hrs Playback (audio): up to 66 hrs Talk (WCDMA): up to 1200 min |
Talk (2G): up to 1680 min Talk (3G): up to 1260 min Talk (4G): up to 1080 min Standby (2G): up to 900 hrs Standby (3G): up to 950 hrs Standby (4G): up to 900 hrs |
| CELLULAR | Samsung Galaxy J7 Duo | Alcatel 3 (2019) |
|---|
| 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 8.1 Oreo | |
| Intelligent Assistant | Bixby | Google Assistant | |
| Navigation | GPS, GLONASS, BeiDou | GPS, A-GPS, Galileo |
| COMMUNICATIONS | Samsung Galaxy J7 Duo | Alcatel 3 (2019) |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, VoLTE, VoWiFi | |
|---|---|---|---|
| 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 | - | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | - | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41 | - | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+/ANT | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 4.2 | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy J7 Duo | Alcatel 3 (2019) |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | AAC, AMR, MP3, AAC +, MIDI, eAAC | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | MPEG-4, H.264, H.263 |
| FEATURES | Samsung Galaxy J7 Duo | Alcatel 3 (2019) |
|---|
| 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, proximity sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass | |
| Security Devices | Face recognition, fingerprint reader | Face recognition, fingerprint reader | |
| Security Technology | - | IR face unlock | |
| Additional Phone Features | - | Face Unlock, HD Voice, dual microphones with noise cancellation |
| OTHERS | Samsung Galaxy J7 Duo | Alcatel 3 (2019) |
|---|
| Included Accessories | Power adapter | Power adapter | |
|---|---|---|---|
| Compliant Standards | - | HAC (Hearing Aid Compatible) |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
