In depth comparison and review of Samsung Galaxy J7 (2017) and Samsung Galaxy A02s. 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 J7 (2017) | Samsung Galaxy A02s |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J730F/DS | SM-A025G/DSN | |
| Form Factor | Touch | Touch | |
| Height | 152.5 mm | 166.5 mm | Samsung Galaxy A02s has greater height than Samsung Galaxy J7 (2017). |
| Width | 74.8 mm | 75.9 mm | Samsung Galaxy A02s has greater width than Samsung Galaxy J7 (2017). |
| Depth | 8 mm | 9.2 mm | Samsung Galaxy J7 (2017) is narrower than Samsung Galaxy J7 (2017). |
| Weight | 181 g | 198 g | Samsung Galaxy J7 (2017) is lighter than Samsung Galaxy J7 (2017). |
| Body Colour | Gold | White | Black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.33 W/kg (body), 0.567 W/kg (head) | 0.78 W/kg (body), 0.55 W/kg (head) | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy J7 (2017) | Samsung Galaxy A02s |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Full HD Super AMOLED | PLS TFT | |
| Screen Size (Display Size) | 5.5" | 6.5" | Samsung Galaxy A02s has larger screen size than Samsung Galaxy J7 (2017). |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1600 x 720 pixels | Samsung Galaxy J7 (2017) has better screen resolution than Samsung Galaxy A02s. |
| Display Format | Full HD | HD+ | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Features | Always-on display | Infinity V Display, Dark mode |
| PROCESSOR | Samsung Galaxy J7 (2017) | Samsung Galaxy A02s |
|---|
| Clock Speed | 1.6 GHz | 1.8 GHz | Samsung Galaxy A02s has higher clock speed than Samsung Galaxy J7 (2017). |
|---|---|---|---|
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| MEMORY | Samsung Galaxy J7 (2017) | Samsung Galaxy A02s |
|---|
| RAM | 3 GB | 3 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | Samsung Galaxy A02s has more internal memory than Samsung Galaxy J7 (2017). |
| User Memory | 10 GB | 20.6 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Samsung Galaxy J7 (2017) | Samsung Galaxy A02s |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
| Lens Aperture | F/1.7 | F/2.2 | Samsung Galaxy J7 (2017) has better lens aperture than Samsung Galaxy J7 (2017). |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | - | 8x | |
| Special Effects | - | Bokeh effect | |
| Camera Modes | - | Live Focus mode | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Camera Functions (2nd Camera) | - | Macro camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 13 Megapixel | 5 Megapixel | Samsung Galaxy J7 (2017) has better front camera resolution than Samsung Galaxy A02s. |
| Lens Aperture (Front) | F/1.9 | F/2.2 | Samsung Galaxy J7 (2017) has better front lens aperture than Samsung Galaxy J7 (2017). |
| Focus Adjustment | - | Focus free | |
| Camera Modes (Front) | - | Live Focus mode |
| BATTERY AND CHARGING | Samsung Galaxy J7 (2017) | Samsung Galaxy A02s |
|---|
| Battery Capacity (Battery Size) | 3600 mAh | 5000 mAh | Samsung Galaxy A02s has larger battery capacity than Samsung Galaxy J7 (2017). |
|---|---|---|---|
| Fast Charging Technology | - | Adaptive Fast Charging | Samsung Galaxy A02s has fast charging technology. |
| Talk Time | 1440 minutes | - | |
| Run Time Details | 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 J7 (2017) | Samsung Galaxy A02s |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Google Android | - | |
| Navigation | GPS, GLONASS, BeiDou | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy J7 (2017) | Samsung Galaxy A02s |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | 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 5, Band 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 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 28, 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, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+/ANT | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 4.2 | |
| Bluetooth Profiles | 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 | - |
| MEDIA | Samsung Galaxy J7 (2017) | Samsung Galaxy A02s |
|---|
| 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, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 |
| FEATURES | Samsung Galaxy J7 (2017) | Samsung Galaxy A02s |
|---|
| 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, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor | |
| Security Devices | Fingerprint reader | - |
| OTHERS | Samsung Galaxy J7 (2017) | Samsung Galaxy A02s |
|---|
| Included Accessories | Power adapter | - | |
|---|---|---|---|
| Compliant Standards | - | IEC 61960 |
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