Vivo V15 vs Siemens S4
| Type | Touch | Bar (classic) |
| Dimensions | 161.97 x 75.93 x 8.54 mm | 150.00 x 46.00 x 34.00 mm |
| Weight | 189.50 g | 235.00 g |
| Display size | 6.53" | - |
| Display | Color / IPS TFT 16M colors 1080 x 2340 px (6.53") 395 ppi | Mono / STN 97 x 33 px |
| Display protection | Corning Gorilla Glass Buy screen protector
| |
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 2G: 240 min. (4.0 h) | |
| Stand-by (max.) | 2G: 50 h. (2.1 days) | |
| Standard battery | Li-Ion 4000 mAhBuy powerbank
| Li-Ion 1200 mAhBuy powerbank
|
| Quick battery charging | Fast Charging | |
| Wireless battery charging | ||
| Phonebook memory | 50 places | |
| Internal memory | 128 GB | |
| RAM memory | 6 GB | |
| Memory cards | microSD, microSDHC, microSDXC up to 256 GBBuy memory card | |
| Operating system | Android 9.0 Pie | - |
| Interface | Funtouch 9.0 | - |
| Processor | MediaTek Helio P70 MT6771T | - |
| Processor clock | 2100 MHz | - |
| GPU | ARM Mali-G72 MP3 | - |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | |
| DualSIM mode | dual standby | nd |
| Hybrid DualSIM | nd | |
| Announced | 1Q 2019 | 4Q 1996 |
| Other names | - | - |
| GSM frequencies | 850 900 1800 1900 | 900 |
| UMTS | 850 900 2100 | |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 850 TDD LTE: 2600, 2500, 2300 | |
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

