Side by side comparison and review of Samsung Galaxy J7 Duo and Vivo Y20s. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Samsung Galaxy J7 Duo | Vivo Y20s |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J720F | - | |
| Form Factor | Touch | Touch | |
| Height | 153.5 mm | 164.41 mm | Vivo Y20s has greater height than Samsung Galaxy J7 Duo. |
| Width | 77.2 mm | 76.32 mm | Samsung Galaxy J7 Duo has greater width than Vivo Y20s. |
| Depth | 8.2 mm | 8.41 mm | Samsung Galaxy J7 Duo is narrower than Samsung Galaxy J7 Duo. |
| Weight | 174 g | 192.3 g | Samsung Galaxy J7 Duo is lighter than Samsung Galaxy J7 Duo. |
| Body Colour | Black | Obsidian black | Nebula blue | |
| Body Material | - | Plastic | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 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 | |
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy J7 Duo | Vivo Y20s |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | HD Super AMOLED | IPS | |
| Screen Size (Display Size) | 5.5" | 6.51" | Vivo Y20s has larger screen size than Samsung Galaxy J7 Duo. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1600 x 720 pixels | Vivo Y20s has better screen resolution than Samsung Galaxy J7 Duo. |
| Display Format | HD | HD+ | |
| Aspect Ratio | - | 20:9 | |
| Colour Depth | 16.7 million colours | - | |
| Display Features | - | In-Cell Display Technology, Eye protection mode, FullView Display |
| PROCESSOR | Samsung Galaxy J7 Duo | Vivo Y20s |
|---|
| Processor Type (CPU) | - | Qualcomm Snapdragon 460 | |
|---|---|---|---|
| Clock Speed | 1.6 GHz | - | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| MEMORY | Samsung Galaxy J7 Duo | Vivo Y20s |
|---|
| RAM | 3 GB | 4 GB | Vivo Y20s has more RAM than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | Vivo Y20s has more internal memory than Samsung Galaxy J7 Duo. |
| User Memory | 21.9 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSD |
| CAMERA | Samsung Galaxy J7 Duo | Vivo Y20s |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
| Lens Aperture | F/1.9 | F/2.2 | Samsung Galaxy J7 Duo has better lens aperture than Samsung Galaxy J7 Duo. |
| Focus Adjustment | Automatic | Automatic | |
| Camera Modes | - | Panorama, Time-lapse mode, Slow motion mode, Professional mode, portrait mode, Bokeh Mode | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | - | |
| Camera Features (Functions) | - | Live Photo |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | 2 Megapixel | Samsung Galaxy J7 Duo has better second camera resolution than Vivo Y20s. |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Bokeh lens | |
| Lens Aperture (2nd Camera) | F/1.9 | F/2.4 | Samsung Galaxy J7 Duo has better second camera lens aperture than Samsung Galaxy J7 Duo. |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Super macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
| Lens Aperture (Front) | F/1.9 | F/1.8 | Vivo Y20s has better front lens aperture than Samsung Galaxy J7 Duo. |
| BATTERY AND CHARGING | Samsung Galaxy J7 Duo | Vivo Y20s |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 5000 mAh | Vivo Y20s has larger battery capacity than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Fast Charging Technology | - | Vivo FlashCharge technology | Vivo Y20s has fast charging technology. |
| 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 | Samsung Galaxy J7 Duo | Vivo Y20s |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Google Android | Funtouch OS 11 (based on Android 10) | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy J7 Duo | Vivo Y20s |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | - | |
| 3G UMTS Band | Band 1, Band 2, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, 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 2600, TDD 2300, TDD 2500 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, 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 | Wi-Fi | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy J7 Duo | Vivo Y20s |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | WAV, MPEG 2 Audio, MP3, FLAC, MIDI, APE (Monkey's Audio), AMR-NB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | MKV, FLV, AVI, 3GP, TS, MP4 |
| FEATURES | Samsung Galaxy J7 Duo | Vivo Y20s |
|---|
| 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 | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | |
| Security Devices | Face recognition, fingerprint reader | Fingerprint reader (side) | |
| Additional Phone Features | - | Face Wake |
| OTHERS | Samsung Galaxy J7 Duo | Vivo Y20s |
|---|
| Included Accessories | Power adapter | Headset, power adapter, SIM card removal tool, pre-installed screen protection film, protective case |
|---|
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