Detailed comparison and review of Samsung Galaxy J7 Duo and Alcatel 3C. 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 Duo | Alcatel 3C |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J720F | - | |
| Form Factor | Touch | Touch | |
| Height | 153.5 mm | 161 mm | Alcatel 3C has greater height than Samsung Galaxy J7 Duo. |
| Width | 77.2 mm | 76 mm | Samsung Galaxy J7 Duo has greater width than Alcatel 3C. |
| Depth | 8.2 mm | 7.9 mm | Alcatel 3C is narrower than Samsung Galaxy J7 Duo. |
| Weight | 174 g | 169 g | Alcatel 3C is lighter than Samsung Galaxy J7 Duo. |
| Body Colour | Black | Metallic black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.397 W/kg (body), 0.543 W/kg (head) | 0.83 W/kg | |
| 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 | Dual-SIM |
| DISPLAY | Samsung Galaxy J7 Duo | Alcatel 3C |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | HD Super AMOLED | IPS | |
| Screen Size (Display Size) | 5.5" | 6" | Alcatel 3C has larger screen size than Samsung Galaxy J7 Duo. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1440 x 720 pixels | Alcatel 3C has better screen resolution than Samsung Galaxy J7 Duo. |
| Display Format | HD | HD+ | |
| Aspect Ratio | - | 18:9 | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Features | - | Full Lamination |
| PROCESSOR | Samsung Galaxy J7 Duo | Alcatel 3C |
|---|
| Processor Type (CPU) | - | MediaTek | |
|---|---|---|---|
| Processor Number | - | MT8321 | |
| Clock Speed | 1.6 GHz | 1.3 GHz | Samsung Galaxy J7 Duo has higher clock speed than Alcatel 3C. |
| Processor Core Qty | 8-core | Quad-core | Samsung Galaxy J7 Duo has higher processor core quantity than Alcatel 3C. |
| Graphics System (GPU) | - | Mali 400 |
| MEMORY | Samsung Galaxy J7 Duo | Alcatel 3C |
|---|
| RAM | 3 GB | 1 GB | Samsung Galaxy J7 Duo has more RAM than Alcatel 3C. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 16 GB | Samsung Galaxy J7 Duo has more internal memory than Alcatel 3C. |
| User Memory | 21.9 GB | 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 3C |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 8 Megapixel | Samsung Galaxy J7 Duo has better camera resolution than Alcatel 3C. |
| Lens Aperture | F/1.9 | - | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR, Instant Collage, Face Beautification | |
| Camera Modes | - | Panorama, Time-lapse mode, night mode, BurstShot, Snap Shot | |
| 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) | - | Zero Shutter Lag, Electronic Image Stabiliser (EIS), Interpolated to 13MP |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (2nd Camera) | F/1.9 | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 5 Megapixel | Samsung Galaxy J7 Duo has better front camera resolution than Alcatel 3C. |
| Lens Aperture (Front) | F/1.9 | - | |
| Focus Adjustment | - | Focus free | |
| Light Source (Front) | - | LED flash | |
| Video Resolutions (Front) | - | 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | - | Interpolated to 8MP |
| BATTERY AND CHARGING | Samsung Galaxy J7 Duo | Alcatel 3C |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 3000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 4 hour(s) | |
| Standby Time | - | 300 hours | |
| Talk Time | 1200 minutes | 900 minutes | Samsung Galaxy J7 Duo has longer battery life when making calls than Alcatel 3C. |
| 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: up to 900 min Standby: up to 300 hrs |
| CELLULAR | Samsung Galaxy J7 Duo | Alcatel 3C |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 3G | Samsung Galaxy J7 Duo has more advanced generation mobile network. |
| Operating System | Google Android | Android 7.0 Nougat | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou | GPS |
| COMMUNICATIONS | Samsung Galaxy J7 Duo | Alcatel 3C |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+ | |
|---|---|---|---|
| 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 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 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 3C |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | - | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | - |
| FEATURES | Samsung Galaxy J7 Duo | Alcatel 3C |
|---|
| 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, G-sensor | |
| Security Devices | Face recognition, fingerprint reader | Fingerprint reader | |
| Additional Phone Features | - | Private Mode, Social Mode |
| OTHERS | Samsung Galaxy J7 Duo | Alcatel 3C |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|
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