In depth comparison and review of Samsung Galaxy A3 (2016) 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 | Samsung Galaxy A3 (2016) | Samsung Galaxy J7 Duo |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A310F | SM-J720F | |
| Form Factor | Touch | Touch | |
| Height | 134.5 mm | 153.5 mm | Samsung Galaxy J7 Duo has greater height than Samsung Galaxy A3 (2016). |
| Width | 65.2 mm | 77.2 mm | Samsung Galaxy J7 Duo has greater width than Samsung Galaxy A3 (2016). |
| Depth | 7.3 mm | 8.2 mm | Samsung Galaxy A3 (2016) is narrower than Samsung Galaxy A3 (2016). |
| Weight | 132 g | 174 g | Samsung Galaxy A3 (2016) is lighter than Samsung Galaxy A3 (2016). |
| Body Colour | Pink/gold | Black | White | Gold | Black | |
| Body Material | Metal | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.492 W/kg (body), 0.621 W/kg (head) | 1.397 W/kg (body), 0.543 W/kg (head) | |
| Integrated Components | FM radio | - | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
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 | Single-SIM | Single-SIM |
| DISPLAY | Samsung Galaxy A3 (2016) | Samsung Galaxy J7 Duo |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Super AMOLED | HD Super AMOLED | |
| Screen Size (Display Size) | 4.7" | 5.5" | Samsung Galaxy J7 Duo has larger screen size than Samsung Galaxy A3 (2016). |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1280 x 720 pixels | Both phones have the same screen resolution. |
| Display Format | HD | HD | |
| Pixel Density | 312 ppi | - | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | - |
| PROCESSOR | Samsung Galaxy A3 (2016) | Samsung Galaxy J7 Duo |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 410 | - | |
|---|---|---|---|
| Clock Speed | 1.5 GHz | 1.6 GHz | Samsung Galaxy J7 Duo has higher clock speed than Samsung Galaxy A3 (2016). |
| Processor Core Qty | Quad-core | 8-core | Samsung Galaxy J7 Duo has higher processor core quantity than Samsung Galaxy A3 (2016). |
| MEMORY | Samsung Galaxy A3 (2016) | Samsung Galaxy J7 Duo |
|---|
| RAM | 1.5 GB | 3 GB | Samsung Galaxy J7 Duo has more RAM than Samsung Galaxy A3 (2016). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | Samsung Galaxy J7 Duo has more internal memory than Samsung Galaxy A3 (2016). |
| User Memory | 10.7 GB | 21.9 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSDXC - up to 256 GB |
| CAMERA | Samsung Galaxy A3 (2016) | Samsung Galaxy J7 Duo |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
| Lens Aperture | F/1.9 | F/1.9 | Both phones have the same camera lens aperture. |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy A3 (2016) has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Camera Modes | Panoramic pictures | - | |
| Face Recognition (Face ID) | Face detection | - | Samsung Galaxy A3 (2016) has face detection. |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Quick Launch | - |
| 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) | 5 Megapixel | 8 Megapixel | Samsung Galaxy J7 Duo has better front camera resolution than Samsung Galaxy A3 (2016). |
| 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 A3 (2016) | Samsung Galaxy J7 Duo |
|---|
| Battery Capacity (Battery Size) | 2300 mAh | 3000 mAh | Samsung Galaxy J7 Duo has larger battery capacity than Samsung Galaxy A3 (2016). |
|---|---|---|---|
| Talk Time | 840 minutes | 1200 minutes | Samsung Galaxy J7 Duo has longer battery life when making calls than Samsung Galaxy A3 (2016). |
| Run Time Details | Talk (WCDMA): up to 840 min Active online usage (WCDMA): up to 12 hrs Active online usage (LTE): up to 13 hrs Active online usage (Wi-Fi): up to 15 hrs Playback (video): up to 14 hrs Playback (Music): up to 58 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 | Samsung Galaxy A3 (2016) | 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 (Marshmallow) | Google Android | |
| Intelligent Assistant | - | Bixby | |
| Navigation | GPS, GLONASS | GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Samsung Galaxy A3 (2016) | Samsung Galaxy J7 Duo |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-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 40 | 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 2300 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n, ANT+/ANT | IEEE 802.11a/b/g/n/ac, ANT+/ANT | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 5.0 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP | - | |
| NFC | Yes | - | Samsung Galaxy A3 (2016) has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy A3 (2016) | Samsung Galaxy J7 Duo |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA | 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 A3 (2016) | Samsung Galaxy J7 Duo |
|---|
| 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, hall sensor, RGB sensor, geomagnetic sensor | Accelerometer, proximity sensor | |
| Security Devices | - | Face recognition, fingerprint reader |
| OTHERS | Samsung Galaxy A3 (2016) | Samsung Galaxy J7 Duo |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|
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