The OPPO A55s is an entry-level 5G smartphone for the Japanese market. The model is IP68 rated, meaning, it is both dust and water resistant. It comes in a 6.5-inches display, sports 1080 x 2400 pixels resolution and has a dot-notch IPS LCD panel.

Powering the A55s 5G is Qualcomm’s Snapdragon 480 Chipset. It has an octa-core CPUs clocked at 2.0GHz, along with Adreno 619 GPU, 4GB RAM and 64GB expandable storage. .
As for the camera setup, there are two sensors on the rear; a 13-megapixel main lens and a 2-megapixel depth sensor, along with a single LED flash, while an 8-megapixel snapper seat in the dot-notch upfront.

The A55s 5G does not have a fingerprint scanner, but it does dual Nano-SIMs with 4G / 5G NS and NSA network. Also, a 4000mAh battery is built-in, while Google Android 11 is available out of the box. The full specifications of OPPO’s A55s 5G is contained in the table below.
| Technology | GSM / HSPA / LTE / 5G |
| 2G Network Bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 and SIM 2 |
| 3G Network Bands | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network Bands | LTE |
| 5G Network Bands | 5 GB Band n1 / n28A / n41 (2515- 2675MHz) / n77 (3300-3600MHz) / n78 (3300-3600MHz) |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A, 5G (2+ Gbps DL) |
| Also Known As |
- - |
| Dimensions | 162.1 x 74.7 x 8.2 mm |
| Weight | 178 grams |
| Build | Front glass |
| SIM Type | Dual SIM (Nano-SIM, dual stand-by) |
| Display Type | IPS LCD capacitive touchscreen, 16M colors |
| Size | 6.5 inches, 102.0 cm2 (~84.5% screen-to-body ratio) |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) |
| Operating System | Android 11, ColorOS 11 |
| Chipset | Qualcomm SM4350 Snapdragon 480 5G (8 nm) |
| CPU | Octa-core (4x2.0 GHz Kryo 460 & 4xX.X GHz Kryo 460) |
| GPU | Qualcomm Adreno 619 |
| RAM + ROM | 4 GB |
| Card Slot | No |
| Camera Type | Double Lenses |
| Camera Sensor(s) |
Main Camera: 13 MP, f/2.2, PDAF Depth: 2 MP, f/2.4, |
| Camera Features |
Autofocus Continuous shooting Geotagging Panorama HDR Touch focus Face detection |
| Video Resolution | 1080p@30 |
| Camera Type | Single Lens |
| Camera Sensor(s) | 8 megapixel |
| Camera Features |
Face Beautification FaceID HDR |
| Video Resolution | 1080p |
| Loudspeaker | Yes |
| Speaker Location | Placed at the base of the phone |
| Audio Jack Type | Yes, 3.5mm audio jack |
| Bluetooth | 5.0, A2DP, LE |
| NFC | |
| GPS | Yes, with A-GPS, GLONASS, BDS |
| FM Radio | Yes |
| Battery Capacity | Non-removable Li-Ion 4000 mAh battery |
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass |
| Box Contents | Charging Brick / USB cable |
We CANNOT guarantee 100% accuracy for the specification table above.