Side by side comparison and review of Samsung Galaxy J3 (2017) Dual Sim and Nokia G21. 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 J3 (2017) Dual Sim | Nokia G21 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J330F/DS | - | |
| Form Factor | Touch | Touch | |
| Height | 143.2 mm | 164.6 mm | Nokia G21 has greater height than Samsung Galaxy J3 (2017) Dual Sim. |
| Width | 70.3 mm | 75.9 mm | Nokia G21 has greater width than Samsung Galaxy J3 (2017) Dual Sim. |
| Depth | 8.2 mm | 8.5 mm | Samsung Galaxy J3 (2017) Dual Sim is narrower than Samsung Galaxy J3 (2017) Dual Sim. |
| Weight | 142 g | 190 g | Samsung Galaxy J3 (2017) Dual Sim is lighter than Samsung Galaxy J3 (2017) Dual Sim. |
| Body Colour | Blue silver | Nordic blue | Dusk | |
| Body Material | Metal | Polycarbonate | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.32 W/kg (body), 0.658 W/kg (head) | 1.048 W/kg (body), 0.339 W/kg (head) | |
| Integrated Components | - | FM radio | |
| 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 J3 (2017) Dual Sim | Nokia G21 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | PLS | - | |
| Screen Size (Display Size) | 5" | 6.5" | Nokia G21 has larger screen size than Samsung Galaxy J3 (2017) Dual Sim. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1600 x 720 pixels | Nokia G21 has better screen resolution than Samsung Galaxy J3 (2017) Dual Sim. |
| Display Format | HD | HD+ | |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 400 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Display Refresh Rate | - | 90 Hz | |
| Touch Sampling Rate | - | 180 Hz | |
| Display Features | - | V-notch display, High brightness mode |
| PROCESSOR | Samsung Galaxy J3 (2017) Dual Sim | Nokia G21 |
|---|
| Processor Type (CPU) | - | Unisoc | |
|---|---|---|---|
| Processor Number | - | T606 | |
| Clock Speed | 1.4 GHz | 1.6 GHz | Nokia G21 has higher clock speed than Samsung Galaxy J3 (2017) Dual Sim. |
| Processor Core Qty | Quad-core | 8-core | Nokia G21 has higher processor core quantity than Samsung Galaxy J3 (2017) Dual Sim. |
| MEMORY | Samsung Galaxy J3 (2017) Dual Sim | Nokia G21 |
|---|
| RAM | 2 GB | 4 GB | Nokia G21 has more RAM than Samsung Galaxy J3 (2017) Dual Sim. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | Nokia G21 has more internal memory than Samsung Galaxy J3 (2017) Dual Sim. |
| User Memory | 10.3 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 512 GB |
| CAMERA | Samsung Galaxy J3 (2017) Dual Sim | Nokia G21 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 50 Megapixel | Nokia G21 has better camera resolution than Samsung Galaxy J3 (2017) Dual Sim. |
| Sensor Size | - | 1/2.76" | |
| Sensor Type | - | CMOS | |
| Lens Aperture | F/1.9 | F/1.8 | Nokia G21 has better lens aperture than Samsung Galaxy J3 (2017) Dual Sim. |
| Lens Construction | - | 5-element | |
| Pixel Size | - | 0.64 μm | |
| Focus Adjustment | Automatic | - | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | - | |
| Camera Features (Functions) | - | AI imaging technology |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Camera Functions (2nd Camera) | - | Macro camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Camera Functions (3rd Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | Nokia G21 has better front camera resolution than Samsung Galaxy J3 (2017) Dual Sim. |
| Lens Aperture (Front) | F/2.2 | - | |
| Light Source (Front) | LED flash | - |
| BATTERY AND CHARGING | Samsung Galaxy J3 (2017) Dual Sim | Nokia G21 |
|---|
| Battery Capacity (Battery Size) | 2400 mAh | 5050 mAh | Nokia G21 has larger battery capacity than Samsung Galaxy J3 (2017) Dual Sim. |
|---|---|---|---|
| Talk Time | 900 minutes | - | |
| 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 |
Mixed usage: up to 72 hrs |
| CELLULAR | Samsung Galaxy J3 (2017) Dual Sim | Nokia G21 |
|---|
| Technology | WCDMA (UMTS) / GSM | - | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Google Android | Android 11 | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, Galileo |
| COMMUNICATIONS | Samsung Galaxy J3 (2017) Dual Sim | Nokia G21 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | 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 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 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 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 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 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, HOGP | - | |
| NFC | - | Yes | Nokia G21 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy J3 (2017) Dual Sim | Nokia G21 |
|---|
| Supported Digital Audio Standards | 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 | - | |
| Sound Enhancements | - | OZO spatial sound recording |
| FEATURES | Samsung Galaxy J3 (2017) Dual Sim | Nokia G21 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor | Accelerometer, ambient light sensor, proximity sensor | |
| Security Devices | - | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Dual Messenger | Dual microphones, Fast Charging, Google Assistant Button, 3 years of Security Updates, 2 years of OS upgrades, guaranteed upgrade to Android 12 |
| OTHERS | Samsung Galaxy J3 (2017) Dual Sim | Nokia G21 |
|---|
| Included Accessories | Power adapter | USB-C cable, screen protector (pre-applied), 10W charger |
|---|
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