| Samsung Galaxy S8 |
Oppo A3s |
||||
 |
VS |
 |
|||
|
|||||
| Hardware and OS | Samsung Galaxy S8 | Oppo A3s |
| Operating system | Android 7.0 (Nougat), upgradable to Android 8.0 (Oreo) | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa-core (4x2.3 GHz Mongoose M2 & 4x1.7 GHz Cortex-A53) - EMEA -Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) - USA & China | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | Exynos 8895 Octa (10 nm) - EMEA -Qualcomm MSM8998 Snapdragon 835 (10 nm) - USA & China | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | Mali-G71 MP20 - EMEA -Adreno 540 - USA & China | Adreno 506 |
| Internal memory | 64 GB, 4 GB RAM | 16 GB, 2 GB RAM |
| External memory | microSD, up to 512 GB (uses SIM 2 slot) - dual SIM model only | microSD, up to 256 GB (dedicated slot) |
| Display | Samsung Galaxy S8 | Oppo A3s |
| Type | Super AMOLED | IPS LCD |
| Size | 5.8" inc | 6.2" inc |
| Resolution | 1440 x 2960 px | 720 x 1520 px |
| Touchscreen | capacitive touchscreen | capacitive touchscreen |
| Protection | Corning Gorilla Glass 5 | |
| Screen-to-Body Ratio | 83.6% | 81.2% |
| Display area | 84.8 cm2 | 95.9 cm2 |
| Display aspect ratio | 18.5:9 (height:width) | 19:9 (height:width) |
| Pixel Density | 570 PPI | 271 PPI |
| Colors | 16M | 16M |
| Other | HDR10 -3D Touch (home button only) -Always-on display | |
| Connectivity | Samsung Galaxy S8 | Oppo A3s |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 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), 25(1900), 26(850), 28(700), 32(1500), 66(1700/2100), 38(2600), 39(1900), 40(2300), 41(2500) | LTE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE |
| SIM card | Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | 5.0, A2DP, LE, aptX | 4.2, A2DP, LE |
| Edge | Yes | Yes |
| GPRS | Yes | Yes |
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | Yes, with A-GPS |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat16 1024/150 Mbps | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | 3.1, Type-C 1.0 reversible connector | microUSB 2.0, USB On-The-Go |
| NFC | Yes | |
| Camera | Samsung Galaxy S8 | Oppo A3s |
| Main camera | 12 MP, Single | 13 MP, Dual |
| Specs | 12 MP, f/1.7, 26mm (wide), 1/2.55', 1.4µm, OIS, dual pixel PDAF | 13 MP, f/2.2, AF -2 MP, f/2.4, depth sensor |
| Features | LED flash, auto-HDR, panorama | LED flash, HDR, panorama |
| Video | 2160p@30fps, 1080p@60fps, 720p@240fps, HDR, dual-video rec. | 1080p@30fps |
| Selfie camera | 8 MP, Single | 8 MP, Single |
| Multimedia | Samsung Galaxy S8 | Oppo A3s |
| 3.5 mm Jack | Yes | Yes |
| Radio | No | FM radio |
| Design | Samsung Galaxy S8 | Oppo A3s |
| Colors | Midnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold, Rose Pink, Burgundy Red | Red, Dark Purple |
| Dimensions | 148.9 x 68.1 x 8 mm | 156.2 x 75.6 x 8.2 mm |
| Weight | 155 g | 168 g |
| Body build | Front/back glass (Gorilla Glass 5), aluminum frame | |
| Battery | Samsung Galaxy S8 | Oppo A3s |
| Battery capacity | 3000 mAh, Non-removable Li-Ion | 4230 mAh, Non-removable Li-Ion |
| Battery life | Talking time- Up to 20 h (3G) Music play - Up to 67 h | |
| Other | Samsung Galaxy S8 | Oppo A3s |
| Release date | 2017, March | 2018, July |
| Sensors | Accelerometer, proximity, compass | |
| SAR | SAR - 0.44 W/kg (head), 0.75 W/kg (body), SAR EU - 0.32 W/kg (head), 1.27 W/kg (body) |
