Oppo A1 vs Oppo A15
| Type | Touch | Touch |
| Dimensions | 150.50 x 73.10 x 7.70 mm | 164.00 x 75.40 x 7.90 mm |
| Weight | 143.00 g | 175.00 g |
| Display size | 5.70" | 6.52" |
| Display | Color / IPS TFT 16M colors 720 x 1440 px (5.70") 282 ppi | Color / IPS TFT 16M colors 60 Hz 720 x 1600 px (6.52") 269 ppi |
| Display protection | Corning Gorilla Glass Buy screen protector
| Corning Gorilla Glass Buy screen protector
|
| Additional display | ||
| Protection of the secondary display | ||
| Standard battery | Li-Ion 3180 mAhBuy powerbank
| Li-Po 4230 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Internal memory | 64 GB | 32 GB |
| RAM memory | 4 GB | 2 GB, 3 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 128 GBBuy memory card | microSD, microSDHC, microSDXC up to 256 GBBuy memory card |
| Operating system | Android 7.1.1 Nougat | Android 11 |
| Interface | ColorOS 3.2 | ColorOS 7.2 |
| Processor | MediaTek Helio P23 MT6763T | MediaTek Helio P35 MT6765 |
| Processor clock | 2500 MHz | 2300 MHz |
| GPU | ARM Mali-G71 MP2 @770 MHz | PowerVR GE8320 @680 MHz |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | dual standby | dual standby |
| Hybrid DualSIM | ||
| Announced | 1Q 2018 | 4Q 2020 |
| Other names | - | CPH2185 |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | 850 900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 850 TDD LTE: 2600, 2500, 2300, 1900 | FDD LTE: 2100, 1800, 900, 850 TDD LTE: 2600, 2500, 2300 |
| Standard 5G | ||
| CDMA | 850 | |
| Standard TD-SCDMA | 1900 2000 | |
| UMA |

