Oppo K3 vs Oppo A78 5G
| Type | Touch | Touch |
| Waterproofness & dust-resistance | IPX4 | |
| Dimensions | 161.20 x 76.00 x 9.40 mm | 163.80 x 75.10 x 7.99 mm |
| Weight | 191.00 g | 188.00 g |
| Display size | 6.50" | 6.56" |
| Display | Color / AMOLED 16M colors 1080 x 2340 px (6.50") 396 ppi | Color / IPS TFT 16M colors 90 Hz 720 x 1612 px (6.56") 269 ppi |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 4G: 1370 min. (22.8 h) | |
| Playback time (max.) | nd | Video: 16,6 h (0.7 days) |
| Standard battery | Li-Ion 3700 mAhBuy powerbank
| Li-Ion 5000 mAhBuy powerbank
|
| Quick battery charging | VOOC 3.0 | SuperVOOC |
| Wireless battery charging | ||
| Internal memory | 64 GB, 128 GB | 128 GB |
| RAM memory | 6 GB, 8 GB | 8 GB, 4 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 1000 GBBuy memory card | |
| Operating system | Android 9.0 Pie | Android 12 |
| Interface | - | ColorOS 13 |
| Processor | Qualcomm Snapdragon 710 | MediaTek Dimensity 700 MT6833 |
| Processor clock | 2200 MHz | 2200 MHz |
| GPU | Adreno 616 | ARM Mail-G57 MC2 @955 Mhz |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | |
| DualSIM mode | nd | dual standby |
| Announced | 2Q 2019 | 1Q 2023 |
| Other names | PCGM00; PCGT00 | CPH2483 |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | 850 900 1900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 850 TDD LTE: 2600, 2500, 2300, 2100, 1900 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 42600, 2500, 2300, 1900 |
| Standard 5G | FDD 5G: 2600, 2100, 1800, 1700, 900, 850, 800, 700 TDD 5G: 3700, 3500, 2600, 2500, 2300 | |
| CDMA | ||
| Standard TD-SCDMA | 1900 2000 | |
| UMA |

