| Hardware and OS | Samsung Galaxy A8 (2018) | vivo Y11 |
| Operating system | Android 7.1.1 (Nougat), upgradable to Android 8.0 (Oreo) | Android 4.4.4 (KitKat) |
| Processor | Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53) | Quad-core 1.3 GHz Cortex-A7 |
| Chipset | Exynos 7885 Octa (14 nm) | Mediatek MT6582М |
| GPU | Mali-G71 | Mali-400MP2 |
| Internal memory | 32/64 GB, 4 GB RAM | 4 GB, 512 MB RAM |
| External memory | microSD, up to 256 GB (dedicated slot) | microSD, up to 256 GB (dedicated slot) |
| Display | Samsung Galaxy A8 (2018) | vivo Y11 |
| Type | Super AMOLED | IPS LCD |
| Size | 5.6" inc | 4" inc |
| Resolution | 1080 x 2220 px | 480 x 800 px |
| Touchscreen | capacitive touchscreen | capacitive touchscreen |
| Protection | Corning Gorilla Glass (unspecified version) | |
| Screen-to-Body Ratio | 75.6% | 59.2% |
| Display area | 79.6 cm2 | 45.5 cm2 |
| Display aspect ratio | 18.5:9 (height:width) | 5:3 (height:width) |
| Pixel Density | 441 PPI | 233 PPI |
| Colors | 16M | 16M |
| Other | Always-on display | |
| Connectivity | Samsung Galaxy A8 (2018) | vivo Y11 |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Network | GSM / HSPA / LTE | GSM / HSPA |
| SIM card | Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Micro-SIM, dual stand-by) |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | |
| Bluetooth | 5.0, A2DP, EDR, LE | 4.0, A2DP, EDR |
| 4G Network | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100) | |
| Edge | Yes | Yes |
| GPRS | Yes | Yes |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat11 600/75 Mbps | HSPA 21.1/7.2 Mbps |
| USB | 2.0, Type-C 1.0 reversible connector | microUSB 2.0, USB Host |
| NFC | Yes | |
| Camera | Samsung Galaxy A8 (2018) | vivo Y11 |
| Main camera | 16 MP, Single | 5 MP, Single |
| Specs | 16 MP, f/1.7, 26mm (wide), 1/2.8?, 1.12µm, PDAF | 5 MP, AF |
| Features | LED flash, panorama, HDR | LED flash |
| Video | 1080p@30fps | 1080p@30fps |
| Selfie camera | 16 MP, Dual | 2 MP, Single |
| Multimedia | Samsung Galaxy A8 (2018) | vivo Y11 |
| 3.5 mm Jack | Yes | Yes |
| Radio | FM radio | FM radio |
| Design | Samsung Galaxy A8 (2018) | vivo Y11 |
| Colors | Black, orchid grey, gold, blue | White, Black |
| Dimensions | 149.2 x 70.6 x 8.4 mm | 123 x 62.5 x 8.8 mm |
| Weight | 172 g | 124 g |
| Body build | Front/back glass, aluminum frame | |
| Battery | Samsung Galaxy A8 (2018) | vivo Y11 |
| Battery capacity | 3000 mAh, Non-removable Li-Ion | 1700 mAh, Removable Li-Po |
| Battery life | Talking time- Up to 24 h (3G)
Music play - Up to 66 h | Talking time- Up to 11 h (2G) / Up to 8 h (3G)
Music play - Up to 34 h |
| Other | Samsung Galaxy A8 (2018) | vivo Y11 |
| Release date | 2017, December | 2014, Q4 |
| Sensors | | Accelerometer, proximity , Infrared port |
| SAR | SAR EU - 0.24 W/kg (head), 1.25 W/kg (body) | |
