Vivo Y51 2020 vs Vivo Y21s
| Vormgeving | Touchscreen | Touchscreen |
| Afmetingen | 159.25 x 75.19 x 8.68 mm | 164.26 x 76.08 x 8.00 mm |
| Gewicht | 186.70 g | 182.00 g |
| Schermgrootte | 6.38" | 6.51" |
| Scherm | Kleurrijk / AMOLED 16M kleuren 60 Hz 1080 x 2340 px (6.38") 404 ppi | Kleurrijk / IPS TFT 16M kleuren 60 Hz 720 x 1600 px (6.51") 270 ppi |
| Bescherming scherm | ||
| Extra scherm | ||
| Secundaire bescherming scherm | ||
| Standaard batterij | Li-Ion 4500 mAhBuy powerbank | Li-Ion 5000 mAhBuy powerbank |
| Snel opladen van de batterij | Quick Charge | Quick Charge |
| Draadloos opladen van de batterij | ||
| Intern geheugen | 128 GB | 128 GB |
| RAM-geheugen | 4 GB | 4 GB |
| Geheugen kaarten | microSD, microSDHC, microSDXC | microSD, microSDHC, microSDXC tot 1000 GBBuy memory card |
| Besturingssysteem | Android 10 | Android 11 |
| Interface | Funtouch 10 | Funtouch 11.1 |
| Processor | Qualcomm Snapdragon 665 SM6125 | MediaTek Helio G80 MT6769T |
| CPU-klok | 2000 MHz | 2000 MHz |
| GPU | Adreno 610 | ARM Mali-G52 MC2 |
| Touchscreen | ||
| Dual SIM | ||
| SIM-kaarten standaard | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| Dual SIM-modus | dual standby | dual standby |
| Hybride Dual SIM | nanoSIM, microSD | |
| Introductiedatum | III. kwartaal 2020 | III. kwartaal 2021 |
| Andere namen van deze telefoon | - | Y21s 2021 |
| GSM standaard | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS standaard (3G) | 850 900 2100 | 850 900 2100 |
| LTE-standaard | FDD LTE: 2100, 1800, 900, 850 TDD LTE: 2300 | FDD LTE: 2100, 1800, 900, 850 TDD LTE: 2300 |
| 5G-standaard | ||
| CDMA standaard | ||
| TD-SCDMA-standaard | ||
| UMA standaard |

