Oppo K12s vs Oppo A78 4G
General Info
| Manufacturer | |
| Oppo | Oppo |
| Announced | |
| April 2025 | July 2023 |
| Status | |
| Coming Soon - April 2025 | Available - July 2023 |
| Colors | |
| Icy Purple, Prism Black, White | Mist Black, Aqua Green |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
163.2 x 76.1 x 8.5 mm (6.43 x 3 x 0.33 in) |
160 x 73.2 x 7.9 mm (6.3 x 2.88 x 0.31 in) |
| Weight | |
| 208 g (7.34 oz) | 180 g (6.35 oz) |
| SIM Type | |
| Nano-SIM + Nano-SIM | Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | |
| HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | |
| 1, 3, 5, 8, 28, 34, 38, 39, 40, 41, 42, 48 - China | LTE |
| 5G Network | |
| 1, 5, 8, 28, 41, 77, 78 SA/NSA - China | - |
| Messaging | |
| Build Features | |
| - Fingerprint Sensor (under display, optical) IP65 dust tight and water resistant (low pressure water jets) |
- Fingerprint Sensor IP54, dust and splash resistant |
Display
| Type | |
| FHD+ AMOLED Screen 120Hz, 600 Nits (typ), 1200 Nits (peak) |
FHD+ AMOLED Screen 90Hz Refresh Rate 430 Nits, Corning Gorilla Glass 5 |
| Colors | |
| 16M colors | 16M colors |
| Size | |
| 6.67 inches [Similar] | 6.43 inches [Similar] |
| Resolution | |
| 1080 x 2400 pixels (395 ppi) | 1080 x 2400 pixels (409 ppi) |
| Screen-to-Body Ratio | 86.30% | 85.35% |
| Multi-Touch | |
Hardware and OS
| OS | |
| Android 15, up to 2 major Android upgrades | Android 13 |
| User Interface | |
| ColorOS 15 | ColorOS 13.1 |
| Processor | |
| Octa-core (1x2.3 GHz Cortex-A720s & 3x2.2 GHz Cortex-A720s & 4x1.8 GHz Cortex-A520s), Qualcomm Snapdragon 6 Gen 4 (4 nm) [Similar] | Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver), Qualcomm SM6225 Snapdragon 680 4G (6 nm) [Similar] |
| GPU | |
| Adreno 810 [Similar] | Adreno 610 [Similar] |
| RAM | |
| 12 GB [Browse Similar] | 8 GB [Browse Similar] |
| Internal Memory | |
| 512 GB | 256 GB |
| External Memory | |
| No | microSDXC |
Camera
| Rear Camera | |
| 50 MP + 2 MP [Similar] | 50 MP + 2 MP [Similar] |
| Flash | |
| LED Flash | LED Flash |
| Features | |
| 50 MP, f/1.85, 27mm (wide), 1/2.88", PDAF 2 MP, f/2.4, (depth) HDR, Panorama |
50 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (depth) HDR, Panorama |
| Video | |
| 4K@30fps, 1080p@30/60/120fps, gyro-EIS | 1080p@30fps |
| Front Camera | |
|
16 MP, f/2.5, 23mm (wide), 1/3.0", 1.0µm 1080p@30fps, gyro-EIS [Similar] |
8 MP, f/2.0, (wide) 1080p@30fps [Similar] |
Multimedia
| 3.5mm Jack | |
| Radio | |
| No | No |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
Connectivity and Data Rate
| GPRS | |
| Yes | Yes |
| Edge | |
| Yes | Yes |
| 3G | |
| HSPA, LTE, 5G | HSPA, LTE |
| Bluetooth | |
| 5.2, A2DP, LE, aptX HD | 5.0, A2DP, LE |
| Wi-Fi | |
| Wi-Fi 802.11 a/b/g/n/ac/6, dual-band | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| USB | |
| USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
| GPS | |
| GPS, GALILEO, GLONASS, BDS, QZSS | GPS, GALILEO, GLONASS, BDS |
| Browser | |
| Yes | Yes |
User Memory
| Internal | |
| 512 GB, 12 GB RAM or 256 GB, 12 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1 | 256 GB, 8 GB RAM or 128 GB, 8 GB RAM |
| Expandable Storage | |
| No | microSDXC |
| USB OTG | |
| Supported | Supported |
Sensors
| Fingerprint | |
| Proximity Sensor | |
| Accelerometer Sensor | |
| Magnetic-field Sensor (Compass) | |
| Gyroscope Sensor | |
| NFC | |
Battery
| Type | |
| Non-removable Si/C Li-Ion Battery Fast Battery Charging 80W wired, 33W PPS, 13.5W PD, 13.5W QC, 62% in 30 min, 100% in 56 min |
Li-Po Non-removable 67W wired, PD, 76% in 30 min |
| Capacity | |
| 7000 mAh | 5000 mAh |
| Stand by | |
| - | - |
| Talk Time | |
| - | - |