Vivo V21 vs Samsung Galaxy A31
| Vormgeving | Touchscreen | Touchscreen |
| Afmetingen | 159.68 x 73.90 x 7.39 mm | 159.30 x 73.10 x 8.60 mm |
| Gewicht | 177.00 g | 185.00 g |
| Schermgrootte | 6.44" | 6.40" |
| Scherm | Kleurrijk / AMOLED 16M kleuren 90 Hz 1080 x 2404 px (6.44") 409 ppi | Kleurrijk / Super AMOLED 16M kleuren 1080 x 2400 px (6.40") 411 ppi |
| Bescherming scherm | ||
| Extra scherm | ||
| Secundaire bescherming scherm | ||
| Standaard batterij | Li-Ion 4000 mAhBuy powerbank | Li-Po 5000 mAhBuy powerbank |
| Snel opladen van de batterij | Fast Charging | |
| Draadloos opladen van de batterij | ||
| Intern geheugen | 128 GB, 256 GB | 64 GB |
| End-user-geheugen | 46.2 GB | |
| RAM-geheugen | 8 GB | 4 GB |
| Geheugen kaarten | microSD, microSDHC, microSDXC | microSD, microSDHC, microSDXC tot 512 GBBuy memory card |
| Besturingssysteem | Android 11 | Android 10 |
| Interface | Funtouch 11.1 | One UI |
| Processor | MediaTek Dimensity 800U | MediaTek Helio P65 MT6768 |
| CPU-klok | 2400 MHz | 2000 MHz |
| GPU | ARM Mali-G57 MC3 | ARM Mali-G52 @820 MHz |
| Touchscreen | ||
| SAR | 1,05 W/kg | |
| Dual SIM | ||
| SIM-kaarten standaard | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| Dual SIM-modus | dual standby | dual standby |
| Hybride Dual SIM | nanoSIM, microSD | |
| Introductiedatum | II. kwartaal 2021 | I. kwartaal 2020 |
| Andere namen van deze telefoon | V2066; PD2083F_EX | SM-A315F; SM-A315G/L; SM-A315N |
| GSM standaard | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS standaard (3G) | 850 900 1700 1900 2100 | 850 900 1700 1900 2100 |
| LTE-standaard | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 1900 | FDD LTE: 2600, 2100, 1800, 900, 850, 800 TDD LTE: 2600, 2500, 2300 |
| 5G-standaard | ||
| CDMA standaard | ||
| TD-SCDMA-standaard | ||
| UMA standaard |

