In depth comparison and review of Samsung Galaxy J3 (2017) DUOS and CUBOT C30. 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 J3 (2017) DUOS | CUBOT C30 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J330F | - | |
| Form Factor | Touch | Touch | |
| Height | 143.2 mm | 157.05 mm | CUBOT C30 has greater height than Samsung Galaxy J3 (2017) DUOS. |
| Width | 70.3 mm | 76.44 mm | CUBOT C30 has greater width than Samsung Galaxy J3 (2017) DUOS. |
| Depth | 8.2 mm | 8.5 mm | Samsung Galaxy J3 (2017) DUOS is narrower than Samsung Galaxy J3 (2017) DUOS. |
| Weight | 142 g | 190 g | Samsung Galaxy J3 (2017) DUOS is lighter than Samsung Galaxy J3 (2017) DUOS. |
| Body Colour | Black | Blue | Black | |
| Body Material | Metal | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.32 W/kg (body), 0.658 W/kg (head) | - | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
USB Type-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy J3 (2017) DUOS | CUBOT C30 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | PLS | - | |
| Screen Size (Display Size) | 5" | 6.4" | CUBOT C30 has larger screen size than Samsung Galaxy J3 (2017) DUOS. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 2310 x 1080 pixels | CUBOT C30 has better screen resolution than Samsung Galaxy J3 (2017) DUOS. |
| Display Format | HD | Full HD+ | |
| Colour Depth | 16.7 million colours | - | |
| Display Features | - | FullView Display, punch-hole display |
| PROCESSOR | Samsung Galaxy J3 (2017) DUOS | CUBOT C30 |
|---|
| Processor Type (CPU) | - | MediaTek Helio P60 | |
|---|---|---|---|
| Clock Speed | 1.4 GHz | - | |
| Processor Core Qty | Quad-core | 8-core | CUBOT C30 has higher processor core quantity than Samsung Galaxy J3 (2017) DUOS. |
| Graphics System (GPU) | - | ARM Mali-G72 MP3 |
| MEMORY | Samsung Galaxy J3 (2017) DUOS | CUBOT C30 |
|---|
| RAM | 2 GB | 8 GB | CUBOT C30 has more RAM than Samsung Galaxy J3 (2017) DUOS. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 128 GB | CUBOT C30 has more internal memory than Samsung Galaxy J3 (2017) DUOS. |
| User Memory | 10.3 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 256 GB |
| CAMERA | Samsung Galaxy J3 (2017) DUOS | CUBOT C30 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 48 Megapixel | CUBOT C30 has better camera resolution than Samsung Galaxy J3 (2017) DUOS. |
| Sensor Name | - | Sony Exmor RS IMX586 sensor | |
| Lens Aperture | F/1.9 | - | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | HDR | - | |
| Camera Modes | Panorama, Pro mode, night mode | AI Beauty, Super Night mode | |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | - |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 16 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Camera Functions (3rd Camera) | - | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 0.3 Megapixel |
|---|
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 32 Megapixel | CUBOT C30 has better front camera resolution than Samsung Galaxy J3 (2017) DUOS. |
| Lens Aperture (Front) | F/2.2 | - | |
| Special Effects (Front) | HDR | - | |
| Camera Features (Front) | - | AI Selfie |
| BATTERY AND CHARGING | Samsung Galaxy J3 (2017) DUOS | CUBOT C30 |
|---|
| Battery Capacity (Battery Size) | 2400 mAh | 4200 mAh | CUBOT C30 has larger battery capacity than Samsung Galaxy J3 (2017) DUOS. |
|---|---|---|---|
| Standby Time | - | 350 hours | |
| Talk Time | 900 minutes | 1080 minutes | CUBOT C30 has longer battery life when making calls than Samsung Galaxy J3 (2017) DUOS. |
| Run Time Details | Playback (Music): up to 61 hrs Continuous browsing (3G): up to 12 hrs Playback (video): up to 14 hrs Continuous browsing (4G): up to 14 hrs Talk (3G): up to 900 min Continuous browsing (Wi-Fi): up to 14 hrs |
Standby: up to 350 hrs Gaming: up to 10 hrs Playback (audio): up to 28 hrs Playback (video): up to 10 hrs Talk: up to 1080 min |
| CELLULAR | Samsung Galaxy J3 (2017) DUOS | CUBOT C30 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 7.0 Nougat | Android 10 | |
| Payment Technology | - | Google Pay | |
| Navigation | GPS, GLONASS, BeiDou | GPS, A-GPS |
| COMMUNICATIONS | Samsung Galaxy J3 (2017) DUOS | CUBOT C30 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, 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 4, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 17, Band 20, Band 38, Band 40 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66 | |
| 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, TDD 2600, TDD 2300 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 4.2 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, DIP, HOGP | - | |
| NFC | - | Yes | CUBOT C30 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy J3 (2017) DUOS | CUBOT C30 |
|---|
| Supported Digital Audio Standards | WMA, MP3, FLAC, OGG, MP4 | WAV, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio) | |
|---|---|---|---|
| Supported Digital Video Standards | VC-1, MPEG-4, H.264, H.263, MP43, VP8, VP9, H.265, WMV7 | AVI, MOV, MPEG-4, 3GP |
| FEATURES | Samsung Galaxy J3 (2017) DUOS | CUBOT C30 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor | Accelerometer, proximity sensor, magnetometer, light sensor, gyroscope | |
| Security Devices | - | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face ID | |
| Additional Phone Features | Dual Messenger | - |
| OTHERS | Samsung Galaxy J3 (2017) DUOS | CUBOT C30 |
|---|
| Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable, protective case |
|---|
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