In depth comparison and review of Alcatel Idol 4 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 4 | Samsung Galaxy J7 Duo |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | - | SM-J720F | |
Form Factor | Touch | Touch | |
Height | 147 mm | 153.5 mm | Samsung Galaxy J7 Duo has greater height than Alcatel Idol 4. |
Width | 72.5 mm | 77.2 mm | Samsung Galaxy J7 Duo has greater width than Alcatel Idol 4. |
Depth | 7.1 mm | 8.2 mm | Alcatel Idol 4 is narrower than Alcatel Idol 4. |
Weight | 135 g | 174 g | Alcatel Idol 4 is lighter than Alcatel Idol 4. |
Body Colour | Metallic silver | 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 |
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SIM Card Type (Size) | Nano SIM | Micro SIM | |
SIM Card Qty | - | Single-SIM |
DISPLAY | Alcatel Idol 4 | Samsung Galaxy J7 Duo |
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Display Type | LCD display | OLED display | |
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Display Technology | IPS | HD Super AMOLED | |
Screen Size (Display Size) | 5.2" | 5.5" | Samsung Galaxy J7 Duo has larger screen size than Alcatel Idol 4. |
Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1280 x 720 pixels | Alcatel Idol 4 has better screen resolution than Samsung Galaxy J7 Duo. |
Display Format | Full HD | HD | |
Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
PROCESSOR | Alcatel Idol 4 | Samsung Galaxy J7 Duo |
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Processor Type (CPU) | Qualcomm | - | |
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Processor Number | MSM8952 | - | |
Clock Speed | 1.7 GHz | 1.6 GHz | Alcatel Idol 4 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. |
MEMORY | Alcatel Idol 4 | Samsung Galaxy J7 Duo |
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RAM | 3 GB | 3 GB | Both phones have the same RAM size. |
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Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | Samsung Galaxy J7 Duo has more internal memory than Alcatel Idol 4. |
User Memory | 10 GB | 21.9 GB | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | microSDHC, microSDXC - up to 256 GB |
CAMERA | Alcatel Idol 4 | Samsung Galaxy J7 Duo |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 2 | |
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Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
Lens Aperture | - | F/1.9 | |
Lens Construction | 6-element | - | |
Focus Adjustment | Automatic | Automatic | |
HDR Mode | Auto HDR mode | - | |
Camera Modes | Panorama, manual mode, Instant shot | - | |
Light Source | Dual LED flash | LED flash | |
Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps | |
Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS) | - |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | - | 5 Megapixel | |
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Lens Aperture (2nd Camera) | - | F/1.9 |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
Lens Aperture (Front) | - | F/1.9 | |
Focus Adjustment | Focus free | - |
BATTERY AND CHARGING | Alcatel Idol 4 | Samsung Galaxy J7 Duo |
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Battery Capacity (Battery Size) | 2610 mAh | 3000 mAh | Samsung Galaxy J7 Duo has larger battery capacity than Alcatel Idol 4. |
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Recharge Time (Charging Time) | 120 min | - | |
Talk Time | - | 1200 minutes | |
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 |
CELLULAR | Alcatel Idol 4 | Samsung Galaxy J7 Duo |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | Android 6.0 (Marshmallow) | Google Android | |
Intelligent Assistant | - | Bixby | |
Navigation | GPS, A-GPS | GPS, GLONASS, BeiDou |
COMMUNICATIONS | Alcatel Idol 4 | Samsung Galaxy J7 Duo |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | |
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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 4 has NFC reader for mobile payments. |
Messaging Services | SMS, MMS | SMS, MMS |
MEDIA | Alcatel Idol 4 | Samsung Galaxy J7 Duo |
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Supported Digital Audio Standards | WAV, PCM, Ogg Vorbis, AMR, MP3, FLAC, AAC-LC, AAC +, MIDI | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
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Supported Digital Video Standards | AVC, MPEG-4, H.264, H.263, HEVC, VP8, VP9 | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | |
Sound Enhancements | Hi-Fi Sound support | - |
FEATURES | Alcatel Idol 4 | Samsung Galaxy J7 Duo |
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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 | |
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Sensors | - | 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 4 | Samsung Galaxy J7 Duo |
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Included Accessories | Stereo headset, USB cable, power adapter, SIM card removal tool, Virtual Reality Googles | Power adapter | |
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Compliant Standards | HAC (Hearing Aid Compatible) | - |