| Samsung Galaxy Z Fold3 5G |
Oppo A3s |
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| Hardware and OS | Samsung Galaxy Z Fold3 5G | Oppo A3s |
| Operating system | Android 11, One UI 3.1.1 | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680) | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | Qualcomm SM8350 Snapdragon 888 5G (5 nm) | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | Adreno 660 | Adreno 506 |
| Internal memory | 256GB 12GB RAM, 512GB 12GB RAM | 16 GB, 2 GB RAM |
| External memory | No | microSD, up to 256 GB (dedicated slot) |
| Display | Samsung Galaxy Z Fold3 5G | Oppo A3s |
| Type | Foldable Dynamic AMOLED 2X, 120Hz, HDR10 , 1200 nits (peak) | IPS LCD |
| Size | 7.6 inches, 179.9 cm2 | 6.2" inc |
| Resolution | 1768 x 2208 pixels | 720 x 1520 px |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 81.2% | |
| Display area | 95.9 cm2 | |
| Display aspect ratio | 19:9 (height:width) | |
| Pixel Density | 271 PPI | |
| Colors | 16M | |
| Main Camera | Samsung Galaxy Z Fold3 5G | Oppo A3s |
| Camera | 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS 12 MP, f/2.4, 52mm (telephoto), 1/3.6", 1.0µm, PDAF, OIS, 2x optical zoom 12 MP, f/2.2, 123??, 12mm (ultrawide), 1.12µm | |
| Features | LED flash, HDR, panorama | |
| Video | 4K@60fps, 1080p@60/240fps (gyro-EIS), 720p@960fps (gyro-EIS), HDR10 | |
| Selfie camera | Samsung Galaxy Z Fold3 5G | Oppo A3s |
| Camera | 4 MP, f/1.8, 2.0µm, under display Cover camera 10 MP, f/2.2, 26mm (wide), 1/3", 1.22µm | |
| Features | HDR | |
| Video | 4K@30fps, 1080p@30fps, gyro-EIS | |
| Connectivity | Samsung Galaxy Z Fold3 5G | Oppo A3s |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 | LTE |
| Wi-Fi | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot | |
| Network | GSM / HSPA / LTE | |
| SIM card | Dual SIM (Nano-SIM, dual stand-by) | |
| 5G Network | 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave | |
| Bluetooth | 5.2, A2DP, LE, aptX HD | 4.2, A2DP, LE |
| Edge | Yes | |
| CDMA | CDMA 800 / 1900 | |
| GPRS | Yes | |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (7CA) Cat20 2000/200 Mbps, 5G | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | USB Type-C 3.2 | microUSB 2.0, USB On-The-Go |
| NFC | Yes | |
| Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G | |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot | |
| Camera | Samsung Galaxy Z Fold3 5G | 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 | |
| Multimedia | Samsung Galaxy Z Fold3 5G | Oppo A3s |
| Loudspeaker | Yes, with stereo speakers | |
| Multimedia | 32-bit/384kHz audio Tuned by AKG | |
| 3.5 mm Jack | No | Yes |
| Radio | No | FM radio |
| Design | Samsung Galaxy Z Fold3 5G | Oppo A3s |
| Colors | Phantom Black, Phantom Silver, Phantom Green | Red, Dark Purple |
| Dimensions | Unfolded: 158.2 x 128.1 x 6.4 mm Folded: 158.2 x 67.1 x 14.4-16 mm | 156.2 x 75.6 x 8.2 mm |
| Weight | 271 g (9.56 oz) | 168 g |
| Body build | Glass front (Gorilla Glass Victus) (folded), plastic front (unfolded), glass back (Gorilla Glass Victus), aluminum frame | |
| Body | IPX8 water resistant (up to 1.5m for 30 mins) Stylus support | |
| SIM | Nano-SIM and eSIM | |
| Battery | Samsung Galaxy Z Fold3 5G | Oppo A3s |
| Type | Li-Po 4400 mAh, non-removable | |
| Charging | Fast charging 25W Fast wireless charging 11W Reverse wireless charging 4.5W | |
| Battery capacity | 4230 mAh, Non-removable Li-Ion | |
| Other | Samsung Galaxy Z Fold3 5G | Oppo A3s |
| Release date | 2018, July | |
| Sensors | Accelerometer, proximity, compass | |
| Features | Samsung Galaxy Z Fold3 5G | Oppo A3s |
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer |
