In depth comparison and review of Samsung Galaxy J3 (2017) and Samsung Galaxy A12. 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) | Samsung Galaxy A12 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J330FN | SM-A127F/DSN | |
| Form Factor | Touch | Touch | |
| Height | 143.2 mm | 164 mm | Samsung Galaxy A12 has greater height than Samsung Galaxy J3 (2017). |
| Width | 70.3 mm | 75.8 mm | Samsung Galaxy A12 has greater width than Samsung Galaxy J3 (2017). |
| Depth | 8.2 mm | 8.9 mm | Samsung Galaxy J3 (2017) is narrower than Samsung Galaxy J3 (2017). |
| Weight | 142 g | 205 g | Samsung Galaxy J3 (2017) is lighter than Samsung Galaxy J3 (2017). |
| Body Colour | Gold | Blue | Black | Black | Blue | |
| Body Material | Metal | - | |
| Waterproof (Water-resistant) | - | - | |
| Repairability Index | - | 8.3 (out of 10) | |
| SAR Value | 1.32 W/kg (body), 0.658 W/kg (head) | 0.419 W/kg (head), 1.513 W/kg (body) | |
| 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 | Single-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy J3 (2017) | Samsung Galaxy A12 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | PLS | PLS TFT | |
| Screen Size (Display Size) | 5" | 6.5" | Samsung Galaxy A12 has larger screen size than Samsung Galaxy J3 (2017). |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1600 x 720 pixels | Samsung Galaxy A12 has better screen resolution than Samsung Galaxy J3 (2017). |
| Display Format | HD | HD+ | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Features | 2.5D Glass | Infinity V Display |
| PROCESSOR | Samsung Galaxy J3 (2017) | Samsung Galaxy A12 |
|---|
| Processor Type (CPU) | Samsung Exynos 7570 | - | |
|---|---|---|---|
| Clock Speed | 1.4 GHz | 2 GHz | Samsung Galaxy A12 has higher clock speed than Samsung Galaxy J3 (2017). |
| Processor Core Qty | Quad-core | 8-core | Samsung Galaxy A12 has higher processor core quantity than Samsung Galaxy J3 (2017). |
| MEMORY | Samsung Galaxy J3 (2017) | Samsung Galaxy A12 |
|---|
| RAM | 2 GB | 3 GB | Samsung Galaxy A12 has more RAM than Samsung Galaxy J3 (2017). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | Samsung Galaxy A12 has more internal memory than Samsung Galaxy J3 (2017). |
| User Memory | 10.5 GB | 19.5 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Samsung Galaxy J3 (2017) | Samsung Galaxy A12 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 48 Megapixel | Samsung Galaxy A12 has better camera resolution than Samsung Galaxy J3 (2017). |
| Lens Aperture | F/1.9 | F/2.0 | Samsung Galaxy J3 (2017) has better lens aperture than Samsung Galaxy J3 (2017). |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | - | 10x | |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Field of View (2nd Camera) | - | 123 degree(s) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Camera Functions (4th Camera) | - | Depth camera | |
| Camera Features (4th Camera) | - | Live Focus |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | Samsung Galaxy A12 has better front camera resolution than Samsung Galaxy J3 (2017). |
| Lens Aperture (Front) | F/2.2 | F/2.2 | Both phones have the same front camera lens aperture. |
| Camera Features (Front) | - | Live Focus |
| BATTERY AND CHARGING | Samsung Galaxy J3 (2017) | Samsung Galaxy A12 |
|---|
| Battery Capacity (Battery Size) | 2400 mAh | 5000 mAh | Samsung Galaxy A12 has larger battery capacity than Samsung Galaxy J3 (2017). |
|---|---|---|---|
| Fast Charging Technology | - | Adaptive Fast Charging | Samsung Galaxy A12 has fast charging technology. |
| Talk Time | 900 minutes | 3420 minutes | Samsung Galaxy A12 has longer battery life when making calls than Samsung Galaxy J3 (2017). |
| 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 |
Talk: up to 3420 min Active online usage (LTE): up to 20 hrs Active online usage (Wi-Fi): up to 20 hrs Playback (video): up to 19 hrs Playback (audio): up to 104 hrs |
| CELLULAR | Samsung Galaxy J3 (2017) | Samsung Galaxy A12 |
|---|
| 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 J3 (2017) | Samsung Galaxy A12 |
|---|
| 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 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 802.11b/g/n | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, DIP, HOGP | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy J3 (2017) | Samsung Galaxy A12 |
|---|
| Supported Digital Audio Standards | WMA, MP3, FLAC, OGG, MP4 | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | VC-1, MPEG-4, H.264, H.263, MP43, VP8, VP9, H.265, WMV7 | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 |
| FEATURES | Samsung Galaxy J3 (2017) | Samsung Galaxy A12 |
|---|
| 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 | |
| Security Devices | - | Fingerprint reader | |
| Additional Phone Features | Dual Messenger | Samsung KNOX, Samsung Smart Switch, Virtual Light Sensing, Virtual Proximity Sensing |
| OTHERS | Samsung Galaxy J3 (2017) | Samsung Galaxy A12 |
|---|
| Included Accessories | Power adapter | - |
|---|
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