| Hardware and OS | vivo Y55s 5G | |
| Operating system | Android 11, OriginOS | |
| Processor | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | |
| Chipset | MediaTek MT6833 Dimensity 700 5G (7 nm) | |
| GPU | Mali-G57 MC2 | |
| Internal memory | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM | |
| External memory | No | |
| Display | vivo Y55s 5G | other phones |
| Type | IPS LCD | |
| Size | 6.58 inches, 104.3 cm2(~84.5% screen-to-body ratio) | |
| Resolution | 1080 x 2408 pixels, 20:9 ratio | |
| Colors | Black, Blue, Pink | |
| Design | vivo Y55s 5G | other phones |
| Body build | Glass front, plastic frame, plastic back | |
| SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Dimensions | 163.9 x 75.3 x 9.2 mm (6.45 x 2.96 x 0.36 in) | |
| Weight | 199.8 g (7.05 oz) | |
| Connectivity | vivo Y55s 5G | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 2100 | |
| 4G Network | 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41 | |
| 5G Network | 1, 5, 8, 28, 41, 77, 78 SA/NSA | |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | |
| Bluetooth | 5.1, A2DP, LE, aptX HD | |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS | |
| NFC | No | |
| USB | USB Type-C, USB On-The-Go | |
| CDMA | CDMA 800 | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A, 5G | |
| Technology | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G | |
| Main Camera | vivo Y55s 5G | other phones |
| Camera | 50 MP, f/1.8, 26mm (wide), PDAF
2 MP, f/2.4, (macro) | |
| Features | LED flash, HDR, panorama | |
| Video | 1080p@30fps, gyro-EIS | |
| Selfie camera | vivo Y55s 5G | other phones |
| Camera | 8 MP, f/1.8, (wide) | |
| Video | 1080p@30fps | |
| Multimedia | vivo Y55s 5G | other phones |
| Radio | FM radio | |
| 3.5 mm Jack | Yes | |
| Loudspeaker | Yes | |
| Features | vivo Y55s 5G | other phones |
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass | |
| Battery | vivo Y55s 5G | other phones |
| Type | Li-Po 6000 mAh, non-removable | |
| Charging | Fast charging 18W | |
