| Hardware and OS | Samsung Galaxy Note 20 | Oppo A3s |
| Operating system | Android v10 (Q) | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa core (2.73 GHz, Dual core, M5 Mongoose 2.5 GHz, Dual core, Cortex A76 2 GHz, Quad core, Cortex A55) | Octa-core 1.8 GHz Cortex-A53 |
| Custom UI | Samsung One UI | |
| Chipset | Samsung Exynos 9 Octa 990 | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | | Adreno 506 |
| Internal memory | 256 GB | 16 GB, 2 GB RAM |
| Architecture | 64 bit | |
| External memory | | microSD, up to 256 GB (dedicated slot) |
| RAM | 8 GB | |
| Expandable Memory | No | |
| Graphics | Mali-G77 MP11 | |
| SIM Slot(s) | Dual SIM, GSM GSM | |
| Display | Samsung Galaxy Note 20 | Oppo A3s |
| Type | | IPS LCD |
| Size | | 6.2" inc |
| Resolution | | 720 x 1520 px |
| Touchscreen | | capacitive touchscreen |
| Screen-to-Body Ratio | | 81.2% |
| Screen Size | 6.7 inches (17.02 cm) | |
| Display area | | 95.9 cm2 |
| Screen Resolution | 1080 x 2400 pixels | |
| Display aspect ratio | | 19:9 (height:width) |
| Display Type | Super AMOLED Plus | |
| Pixel Density | 393 ppi | 271 PPI |
| Colors | | 16M |
| Aspect Ratio | 20:9 | |
| Refresh Rate | 120 Hz | |
| Screen Protection | Corning Gorilla Glass v5 | |
| Touch Screen | yes Capacitive Touchscreen, Multi-touch | |
| Connectivity | Samsung Galaxy Note 20 | Oppo A3s |
| 2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | | HSDPA 850 / 900 / 2100 |
| 4G Network | | LTE |
| Wi-Fi | yes Wi-Fi 802.11, ac/ax/b/g/n/n 5GHz, MIMO | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| Network | 4G: Available ,
3G: Available, 2G: Available | GSM / HSPA / LTE |
| SIM card | | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | yes v5.0 | 4.2, A2DP, LE |
| Edge | | Yes |
| GPRS | | Yes |
| GPS | yes with A-GPS, Glonass | Yes, with A-GPS |
| Speed | | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | | microUSB 2.0, USB On-The-Go |
| SIM Size | SIM1: Nano, SIM2: Nano | |
| NFC | yes | |
| VoLTE | yes | |
| Wi-Fi Features | Mobile Hotspot | |
| USB Connectivity | Mass storage device, USB charging | |
| Main Camera | Samsung Galaxy Note 20 | Oppo A3s |
| Image Resolution | 4000 x 3000 Pixels | |
| Flash | yes LED Flash | |
| Sensor | Exmor-RS CMOS Sensor | |
| Camera Features | Digital Zoom, Auto Flash, Face detection, Touch to focus | |
| Autofocus | yes Phase Detection autofocus, Dual Pixel autofocus | |
| Optical Image Stabilisation | yes | |
| Physical Aperture | F1.8 | |
| Video Recording | 7680x4320 @ 24 fps, 3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps | |
| Shooting Modes | Continuos Shooting, High Dynamic Range mode (HDR) | |
| Settings | Exposure compensation, ISO control | |
| Camera | Samsung Galaxy Note 20 | Oppo A3s |
| Main camera | | 13 MP, Dual |
| Specs | | 13 MP, f/2.2, AF
-2 MP, f/2.4, depth sensor |
| Features | | LED flash, HDR, panorama |
| Video | | 1080p@30fps |
| Selfie camera | | 8 MP, Single |
| Front Camera | Samsung Galaxy Note 20 | Oppo A3s |
| Resolution | 10 MP f/2.2, Wide Angle Primary Camera(26 mm focal length, 3.2" sensor size, 1.22µm pixel size) | |
| Sensor | Exmor RS | |
| Autofocus | yes Phase Detection autofocus, Dual Pixel autofocus | |
| Physical Aperture | F2.2 | |
| Video Recording | 3840x2160 @ 30 fps, 1920x1080 @ 30 fps | |
| Multimedia | Samsung Galaxy Note 20 | Oppo A3s |
| 3.5 mm Jack | | Yes |
| Radio | | FM radio |
| Audio Features | Dolby Atmos | |
| Audio Jack | USB Type-C | |
| Loudspeaker | yes | |
| Design | Samsung Galaxy Note 20 | Oppo A3s |
| Colors | | Red, Dark Purple |
| Dimensions | | 156.2 x 75.6 x 8.2 mm |
| Weight | 192 grams Below | 168 g |
| Height | 161.6 mm | |
| Width | 75.2 mm | |
| Thickness | 8.3 mm | |
| Colours | Mystic Green, Mystic Gray, Mystic Blue | |
| Ruggedness | Dust proof | |
| Waterproof | yes Water resistant (up to 30 minutes in a depth of 1.5 meter), IP68 | |
| Battery | Samsung Galaxy Note 20 | Oppo A3s |
| Battery capacity | | 4230 mAh, Non-removable Li-Ion |
| Type | Li-ion | |
| Capacity | 4300 mAh | |
| User Replaceable | No | |
| Quick Charging | yes Fast, 25W | |
| USB Type-C | yes | |
| Wireless Charging | yes | |
| USB OTG Support | yes | |
| Other | Samsung Galaxy Note 20 | Oppo A3s |
| Release date | | 2018, July |
| Sensors | | Accelerometer, proximity, compass |
| Features | Samsung Galaxy Note 20 | Oppo A3s |
| Fingerprint Sensor | yes | |
| Fingerprint Sensor Position | On-screen | |
| Fingerprint Sensor Type | Ultrasonic | |
| Other Sensors | Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope | |
| Stylus | yes | |
