Detailed comparison and review of Samsung Galaxy J2 and Samsung Galaxy J7 Duo. 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 J2 | Samsung Galaxy J7 Duo |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J200F | SM-J720F | |
| Form Factor | Touch | Touch | |
| Height | 136.5 mm | 153.5 mm | Samsung Galaxy J7 Duo has greater height than Samsung Galaxy J2. |
| Width | 69 mm | 77.2 mm | Samsung Galaxy J7 Duo has greater width than Samsung Galaxy J2. |
| Depth | 8.4 mm | 8.2 mm | Samsung Galaxy J7 Duo is narrower than Samsung Galaxy J2. |
| Weight | 130 g | 174 g | Samsung Galaxy J2 is lighter than Samsung Galaxy J2. |
| Body Colour | Black | White | Black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.453 W/kg (body), 0.572 W/kg (head) | 1.397 W/kg (body), 0.543 W/kg (head) | |
| 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) | Micro SIM | Micro SIM | |
| SIM Card Qty | Dual-SIM | Single-SIM |
| DISPLAY | Samsung Galaxy J2 | 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 J2. |
| Screen Resolution (Display Resolution) | 960 x 540 pixels | 1280 x 720 pixels | Samsung Galaxy J7 Duo has better screen resolution than Samsung Galaxy J2. |
| Display Format | - | HD | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| PROCESSOR | Samsung Galaxy J2 | Samsung Galaxy J7 Duo |
|---|
| Clock Speed | 1.3 GHz | 1.6 GHz | Samsung Galaxy J7 Duo has higher clock speed than Samsung Galaxy J2. |
|---|---|---|---|
| Processor Core Qty | Quad-core | 8-core | Samsung Galaxy J7 Duo has higher processor core quantity than Samsung Galaxy J2. |
| MEMORY | Samsung Galaxy J2 | Samsung Galaxy J7 Duo |
|---|
| RAM | 1 GB | 3 GB | Samsung Galaxy J7 Duo has more RAM than Samsung Galaxy J2. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 8 GB | 32 GB | Samsung Galaxy J7 Duo has more internal memory than Samsung Galaxy J2. |
| User Memory | 4.3 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 J2 | Samsung Galaxy J7 Duo |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 5 Megapixel | 13 Megapixel | Samsung Galaxy J7 Duo has better camera resolution than Samsung Galaxy J2. |
| Sensor Type | CMOS | - | |
| Lens Aperture | - | F/1.9 | |
| Focus Adjustment | Automatic | Automatic | |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1280 x 720 (720p) | 1920 x 1080 (1080p) at 30 fps |
| 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) | 2 Megapixel | 8 Megapixel | Samsung Galaxy J7 Duo has better front camera resolution than Samsung Galaxy J2. |
| Sensor Type (Front) | CMOS | - | |
| Lens Aperture (Front) | - | F/1.9 |
| BATTERY AND CHARGING | Samsung Galaxy J2 | Samsung Galaxy J7 Duo |
|---|
| Battery Capacity (Battery Size) | 2000 mAh | 3000 mAh | Samsung Galaxy J7 Duo has larger battery capacity than Samsung Galaxy J2. |
|---|---|---|---|
| Talk Time | 720 minutes | 1200 minutes | Samsung Galaxy J7 Duo has longer battery life when making calls than Samsung Galaxy J2. |
| Run Time Details | Talk (WCDMA): up to 720 min Active online usage (WCDMA): up to 9 hrs Active online usage (LTE): up to 9 hrs Active online usage (Wi-Fi): up to 11 hrs Playback (audio): up to 41 hrs Playback (video): up to 14 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 |
| CELLULAR | Samsung Galaxy J2 | 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 | Google Android | Google Android | |
| Intelligent Assistant | - | Bixby | |
| Navigation | GPS, GLONASS | GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Samsung Galaxy J2 | Samsung Galaxy J7 Duo |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-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 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 | 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 | 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, DIP, HOGP | - | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy J2 | 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 J2 | 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 | Accelerometer, proximity sensor | |
| Security Devices | - | Face recognition, fingerprint reader |
| OTHERS | Samsung Galaxy J2 | Samsung Galaxy J7 Duo |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
