Detailed comparison and review of Samsung Galaxy A7 (2017) and Samsung Galaxy J7 (2017) DUOS. 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 A7 (2017) | Samsung Galaxy J7 (2017) DUOS |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A720F/DS | SM-J730F/DS | |
| Form Factor | Touch | Touch | |
| Height | 156.8 mm | 152.5 mm | Samsung Galaxy A7 (2017) has greater height than Samsung Galaxy J7 (2017) DUOS. |
| Width | 77.6 mm | 74.8 mm | Samsung Galaxy A7 (2017) has greater width than Samsung Galaxy J7 (2017) DUOS. |
| Depth | 7.9 mm | 8 mm | Samsung Galaxy A7 (2017) is narrower than Samsung Galaxy A7 (2017). |
| Weight | 186 g | 181 g | Samsung Galaxy J7 (2017) DUOS is lighter than Samsung Galaxy A7 (2017). |
| Body Colour | Gold | Black | |
| Protection | Dustproof, splashproof, water-resistant | - | |
| Waterproof (Water-resistant) | Yes | - | Samsung Galaxy A7 (2017) is waterproof. |
| SAR Value | 1.33 W/kg (body), 0.21 W/kg (head) | 1.33 W/kg (body), 0.567 W/kg (head) | |
| Connector Type | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
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 A7 (2017) | Samsung Galaxy J7 (2017) DUOS |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Full HD Super AMOLED | Full HD Super AMOLED | |
| Screen Size (Display Size) | 5.7" | 5.5" | Samsung Galaxy A7 (2017) has larger screen size than Samsung Galaxy J7 (2017) DUOS. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1920 x 1080 pixels | Both phones have the same screen resolution. |
| Display Format | Full HD | Full HD | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Features | Always-on display | Always-on display |
| PROCESSOR | Samsung Galaxy A7 (2017) | Samsung Galaxy J7 (2017) DUOS |
|---|
| Clock Speed | 1.9 GHz | 1.6 GHz | Samsung Galaxy A7 (2017) has higher clock speed than Samsung Galaxy J7 (2017) DUOS. |
|---|---|---|---|
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| MEMORY | Samsung Galaxy A7 (2017) | Samsung Galaxy J7 (2017) DUOS |
|---|
| RAM | 3 GB | 3 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 16 GB | Samsung Galaxy A7 (2017) has more internal memory than Samsung Galaxy J7 (2017) DUOS. |
| User Memory | 23 GB | 10 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSDXC - up to 256 GB |
| CAMERA | Samsung Galaxy A7 (2017) | Samsung Galaxy J7 (2017) DUOS |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 13 Megapixel | Samsung Galaxy A7 (2017) has better camera resolution than Samsung Galaxy J7 (2017) DUOS. |
| Sensor Type | CMOS | - | |
| Lens Aperture | F/1.9 | F/1.7 | Samsung Galaxy J7 (2017) DUOS has better lens aperture than Samsung Galaxy A7 (2017). |
| Focus Adjustment | Automatic | Automatic | |
| Light Source | LED light | 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) | 16 Megapixel | 13 Megapixel | Samsung Galaxy A7 (2017) has better front camera resolution than Samsung Galaxy J7 (2017) DUOS. |
| Sensor Type (Front) | CMOS | - | |
| Lens Aperture (Front) | F/1.9 | F/1.9 | Both phones have the same front camera lens aperture. |
| BATTERY AND CHARGING | Samsung Galaxy A7 (2017) | Samsung Galaxy J7 (2017) DUOS |
|---|
| Battery Capacity (Battery Size) | 3600 mAh | 3600 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Talk Time | 1380 minutes | 1440 minutes | Samsung Galaxy J7 (2017) DUOS has longer battery life when making calls than Samsung Galaxy A7 (2017). |
| Run Time Details | Talk (WCDMA): up to 1380 min Active online usage (WCDMA): up to 13 hrs Active online usage (LTE): up to 16 hrs Active online usage (Wi-Fi): up to 17 hrs Playback (video): up to 20 hrs Playback (audio): up to 59 hrs Playback (audio (Always On Display Off)): up to 94 hrs |
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 |
| CELLULAR | Samsung Galaxy A7 (2017) | Samsung Galaxy J7 (2017) DUOS |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Google Android | Google Android | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou | GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Samsung Galaxy A7 (2017) | Samsung Galaxy J7 (2017) DUOS |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-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 4, Band 5, Band 8 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 17, Band 20, Band 28, Band 38, Band 40, Band 41 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 40 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700b, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+/ANT | IEEE 802.11a/b/g/n/ac, ANT+/ANT | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 4.1 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, HOGP | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, HOGP | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy A7 (2017) | Samsung Galaxy J7 (2017) DUOS |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | 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 | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 |
| FEATURES | Samsung Galaxy A7 (2017) | Samsung Galaxy J7 (2017) DUOS |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, call timer, conference call, flight mode, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | Accelerometer, proximity sensor, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader |
| OTHERS | Samsung Galaxy A7 (2017) | Samsung Galaxy J7 (2017) DUOS |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|
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