Oppo A57s vs BenQ-Siemens CF61
| Type | Touch | Clamshell |
| Waterproofness & dust-resistance | IP54 | |
| Dimensions | 163.74 x 75.03 x 7.99 mm | 88.00 x 46.00 x 23.00 mm |
| Weight | 187.00 g | 99.00 g |
| Display size | 6.56" | 1.80" |
| Display | Color / IPS TFT 16M colors 60 Hz 720 x 1612 px (6.56") 269 ppi | Color / TFT 256k colors 128 x 160 px (1.80") |
| Display protection | ||
| Additional display | Color / CSTN 4k colors 96 x 64 px | |
| Protection of the secondary display | ||
| Talk time (max.) | 2G: 180 min. (3.0 h) | |
| Stand-by (max.) | 2G: 225 h. (9.4 days) | |
| Standard battery | Li-Ion 5000 mAhBuy powerbank
| Li-Ion 750 mAhBuy powerbank
|
| Quick battery charging | SuperVOOC | |
| Wireless battery charging | ||
| Internal memory | 64 GB, 128 GB | 1.5 MB |
| RAM memory | 4 GB | |
| Memory cards | microSD, microSDHC, microSDXC up to 1000 GBBuy memory card | microSD |
| Operating system | Android 12 | - |
| Interface | ColorOS 12.1 | - |
| Processor | MediaTek Helio G35 MT6765G | ARM7 |
| Processor clock | 2300 MHz | - |
| GPU | PoverVR GE8320 @680 MHz | - |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | |
| DualSIM mode | dual standby | nd |
| Hybrid DualSIM | nd | |
| Announced | 2Q 2022 | |
| Other names | CPH2385 | - |
| GSM frequencies | 850 900 1800 1900 | 900 1800 1900 |
| UMTS | 850 900 2100 | |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300 | |
| Standard 5G | ||
| CDMA | ||
| Standard TD-SCDMA | 1900 2000 | |
| UMA |

