vivo Y55s (2023) vs Oppo A78
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| PHONES | ||
|---|---|---|
| Phone Names | vivo Y55s (2023) | Oppo A78 |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 38, 39, 40, 41 | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66 |
| 5G bands | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 78 SA/NSA | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA |
| Speed | HSPA, LTE, 5G | HSPA, LTE, 5G |
| Technology | GSM / HSPA / LTE / 5G | GSM / HSPA / LTE / 5G |
| - | IP54 | |
| Launch | ||
|---|---|---|
| Announced | 2023, January 21 | 2023, January 07 |
| Status | Available. Released 2023, January 21 | Available. Released 2023, January 07 |
| Body | ||
|---|---|---|
| Build | Glass front, plastic frame, plastic back | - |
| Dimensions | 164 x 75.9 x 8.3 mm (6.46 x 2.99 x 0.33 in) | 163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in) |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 187 g (6.60 oz) | 188 g (6.63 oz) |
| Display | ||
|---|---|---|
| Protection | - | Panda glass |
| Resolution | 1080 x 2408 pixels, 20:9 ratio (~401 ppi density) | 720 x 1612 pixels, 20:9 ratio (~269 ppi density) |
| Size | 6.58 inches, 104.3 cm2 (~83.8% screen-to-body ratio) | 6.56 inches, 103.4 cm2 (~84.0% screen-to-body ratio) |
| Type | IPS LCD | IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM) |
| Platform | ||
|---|---|---|
| CPU | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) |
| Chipset | Mediatek Dimensity 700 (7 nm) | Mediatek Dimensity 700 (7 nm) |
| GPU | Mali-G57 MC2 | Mali-G57 MC2 |
| OS | Android 12, Funtouch 12 | Android 12, upgradable to Android 14, ColorOS 14 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC | microSDXC |
| Internal | 128GB 4GB RAM, 128GB 6GB RAM | 128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM |
| - | UFS 2.2 | |
| Main Camera | ||
|---|---|---|
| Dual | - | 50 MP, f/1.8, 27mm (wide), PDAF Auxiliary lens |
| Features | Dual-LED flash, HDR, panorama | LED flash, HDR, panorama |
| Single | 8 MP, f/1.8, (wide) | 8 MP, f/2.0, 27mm (wide) |
| Triple | 50 MP, f/1.8, 26mm (wide), PDAF 2 MP (macro) Auxiliary lens | - |
| Video | 1080p@30fps, gyro-EIS | 1080p@30fps |
| Selfie camera | ||
|---|---|---|
| Single | 8 MP, f/1.8, (wide) | 8 MP, f/2.0, 27mm (wide) |
| Video | 1080p@30fps | 1080p@30fps |
| Sound | ||
|---|---|---|
| 3.5mm jack | Yes | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes | Yes, with stereo speakers |
| Comms | ||
|---|---|---|
| Bluetooth | 5.1, A2DP, LE | 5.3, A2DP, LE, aptX |
| NFC | Yes | Yes |
| Positioning | GPS, GLONASS, GALILEO, BDS, QZSS | GPS, GALILEO, GLONASS, BDS, QZSS |
| Radio | FM radio | No |
| USB | USB Type-C, OTG | USB Type-C 2.0, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted), accelerometer, proximity, compass |
| Battery | ||
|---|---|---|
| Charging | 18W wired | 33W wired, PD, 52% in 30 min, 100% in 67 min |
| Type | 5000 mAh | Li-Po 5000 mAh |
| Misc | ||
|---|---|---|
| Colors | Black, Blue | Glowing Black, Glowing Purple |
| Models | - | CPH2483, CPH2495 |
| Price | About 250 EUR | € 188.99 / $ 102.92 / ₹ 16,290 |