| Local Name | Galaxy J8 |
| Additional Information | Versions: J810F/DS (Global DS); J810G/DS (India); J810Y/DS (Asia) Also known as Samsung Galaxy On8 in India |
| Technology | GSM / HSPA / LTE |
| 4G Bands | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100) - J810Y/DS |
| 3G Bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| Announced | 2018, May |
| Status | Available. Released 2018, July |
| Dimensions | 159.2 x 75.7 x 8.2 mm (6.27 x 2.98 x 0.32 in) |
| Weight | 177 g (6.24 oz) |
| Build | Glass front, plastic back, plastic frame |
| SIM | Dual SIM (Nano-SIM, dual stand-by) |
| Display Type | Super AMOLED capacitive touchscreen, 16M colors |
| Screen Size | 6.0 inches, 91.4 cm2 (~75.8% screen-to-body ratio) |
| Resolution | 720 x 1480 pixels, 18.5:9 ratio (~274 ppi density) |
| OS | Android 8.0 (Oreo), upgradable to Android 9.0 (Pie) |
| Chipset | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| CPU | Octa-core 1.8 GHz Cortex-A53 |
| GPU | Adreno 506 |
| Card Slot | microSDXC (dedicated slot) |
| Internal Memory | 32GB 3GB RAM, 64GB 4GB RAM | eMMC 5.1 |
| Camera Features | LED flash |
| Video | 1080p@30fps |
| Loudspeaker | Yes |
| 3.5mm Jack | Yes |
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Bluetooth | 4.2, A2DP, LE |
| GPS | Yes, with A-GPS, GLONASS, BDS |
| Radio | FM radio, recording |
| USB | microUSB 2.0, USB On-The-Go |
| Sensors | Fingerprint (rear-mounted), accelerometer, proximity |
| Battery | Non-removable Li-Ion 3500 mAh battery |
| Talk Time | Up to 23 h (3G) |
| Music Play | Up to 112 h |
| Colors | Black, Gold, Blue, Purple |
| SAR EU | 0.57 W/kg (head) 1.18 W/kg (body) |
