| Attribute | Samsung Galaxy J3 (2017) × | Samsung Galaxy A2 Core × |
|---|---|---|
| General | ||
| Brand | Samsung | Samsung |
| Launch | ||
| Announced | 2017-06-01 | 2019-04-01 |
| Body | ||
| Width (mm) | 8.2 | 9.1 |
| Length (mm) | 143.2 | 141.6 |
| Height (mm) | 70.3 | 71 |
| Weight (g) | 142 | 142 |
| SIM | Single SIM (Nano-SIM) | Single SIM (Nano-SIM) |
| Front | Glass | Glass |
| Back | Aluminum | Plastic |
| Frame | Aluminum | Plastic |
| Network | ||
| Technology |
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| 2G bands |
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| 3G bands |
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| 4G bands |
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| Speed |
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| Platform | ||
| OS | Android 7.0 (Nougat) | Android 8.0 Oreo (Go edition) |
| Chipset | Exynos 7570 Quad (14 nm) | Exynos 7870 Octa (14 nm) |
| CPU | Quad-core 1.4 GHz Cortex-A53 | Octa-core 1.6 GHz Cortex-A53 |
| GPU | Mali-T720 MP2 | Mali-T830 MP1 |
| Memory | ||
| Card slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Internal |
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| Display | ||
| Size (in) | 5 | 5 |
| Resolution (px) | 720 x 1280 | 540 x 960 |
| Display Type | PLS | PLS IPS |
| Battery | ||
| Type | Li-Ion | Li-Ion |
| Capcity (mAh) | 2400 | 2600 |
| Main Camera | ||
| Main Camera Type | Single | Single |
| Main Camera Properties |
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| Main Camera Video | 1080p@30fps | 1080p@30fps |
| Main Camera Features | LED flash, HDR, panorama | LED flash, HDR |
| Selfie Camera | ||
| Selfie Camera Type | Single | Single |
| Selfie Camera Properties |
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| Selfie Camera Features | LED flash | - |
| Comms | ||
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Bluetooth | 4.2, A2DP, LE | 4.2, A2DP, LE |
| GPS | + | + |
| NFC | + | - |
| Radio | FM radio | FM radio |
| USB | microUSB 2.0, USB On-The-Go | microUSB 2.0, USB On-The-Go |
| Sound | ||
| Loudspeaker | + | + |
| 3.5mm jack | + | + |
| Features | ||
| Sensors |
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| Misc | ||
| Colors |
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| Models |
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| SAR EU Head (W/kg) | 0.66 | 0.53 |
| SAR EU Body (W/kg) | 1.32 | 1.09 |
| Music play (h) | 61 | - |
| Talk time (h) | Up to 15 h (3G) | - |