In depth comparison and review of Alcatel Idol 4S and Samsung Galaxy J7 Duo. 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.
| DESIGN AND DIMENSIONS | Alcatel Idol 4S | Samsung Galaxy J7 Duo |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | SM-J720F | |
| Form Factor | Touch | Touch | |
| Height | 153.9 mm | 153.5 mm | Alcatel Idol 4S has greater height than Samsung Galaxy J7 Duo. |
| Width | 75.4 mm | 77.2 mm | Samsung Galaxy J7 Duo has greater width than Alcatel Idol 4S. |
| Depth | 7 mm | 8.2 mm | Alcatel Idol 4S is narrower than Alcatel Idol 4S. |
| Weight | 149 g | 174 g | Alcatel Idol 4S is lighter than Alcatel Idol 4S. |
| Body Colour | Dark grey | Black | |
| 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) | Nano SIM | Micro SIM | |
| SIM Card Qty | Dual-SIM (SIM1 and SIM2/MicroSD slots) | Single-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | Alcatel Idol 4S | Samsung Galaxy J7 Duo |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | AMOLED | HD Super AMOLED | |
| Screen Size (Display Size) | 5.5" | 5.5" | Both phones have the same screen size. |
| Screen Resolution (Display Resolution) | 2560 x 1440 pixels | 1280 x 720 pixels | Alcatel Idol 4S has better screen resolution than Samsung Galaxy J7 Duo. |
| Display Format | QHD | HD | |
| Pixel Density | 534 ppi | - | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Protection (Screen Protector) | Fingerprint-resistant oleophobic coating, Dragontrail (scratch resistant glass), 2.5D Arc Glass | - |
| PROCESSOR | Alcatel Idol 4S | Samsung Galaxy J7 Duo |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 652 | - | |
|---|---|---|---|
| Processor Number | MSM8976 | - | |
| Clock Speed | 1.8 GHz | 1.6 GHz | Alcatel Idol 4S 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. |
| Graphics System (GPU) | Qualcomm ADRENO 510 | - |
| MEMORY | Alcatel Idol 4S | Samsung Galaxy J7 Duo |
|---|
| 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 256 GB |
| CAMERA | Alcatel Idol 4S | Samsung Galaxy J7 Duo |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 13 Megapixel | Alcatel Idol 4S has better camera resolution than Samsung Galaxy J7 Duo. |
| Lens Aperture | F/2.0 | F/1.9 | Samsung Galaxy J7 Duo has better lens aperture than Alcatel Idol 4S. |
| Focus Adjustment | Automatic | Automatic | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | - | |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 3840 x 2160 (4K) | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF) | - |
| 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 | 8 Megapixel | Both phones have the same front camera resolution. |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.4 | F/1.9 | Samsung Galaxy J7 Duo has better front lens aperture than Alcatel Idol 4S. |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - |
| BATTERY AND CHARGING | Alcatel Idol 4S | Samsung Galaxy J7 Duo |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 3000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Recharge Time (Charging Time) | 100 min | - | |
| Standby Time | 420 hours | - | |
| Talk Time | 780 minutes | 1200 minutes | Samsung Galaxy J7 Duo has longer battery life when making calls than Alcatel Idol 4S. |
| Run Time Details | Talk: up to 780 min Standby: up to 420 hrs |
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 |
|
| Battery Technology | Lithium Ion | - |
| CELLULAR | Alcatel Idol 4S | Samsung Galaxy J7 Duo |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 6.0.1 (Marshmallow) | Google Android | |
| Intelligent Assistant | - | Bixby | |
| Navigation | GPS, A-GPS | GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Alcatel Idol 4S | Samsung Galaxy J7 Duo |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, 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 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 | IEEE 802.11a/b/g/n/ac, ANT+/ANT | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 | |
| NFC | Yes | - | Alcatel Idol 4S has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Alcatel Idol 4S | Samsung Galaxy J7 Duo |
|---|
| Supported Digital Audio Standards | WAV, WMA, MP3, AAC + | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | XviD, MPEG-4, H.265 | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | |
| Sound Enhancements | Hi-Fi Sound support | - |
| FEATURES | Alcatel Idol 4S | Samsung Galaxy J7 Duo |
|---|
| 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, digital compass, gyro sensor | Accelerometer, proximity sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Additional Phone Features | Radio Data Service (RDS), HD Voice, Dual noise reduction microphones | - |
| OTHERS | Alcatel Idol 4S | Samsung Galaxy J7 Duo |
|---|
| Included Accessories | Stereo headset, USB cable, power adapter, SIM card removal tool, Virtual Reality Googles | Power adapter |
|---|
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