Vivo Y21s vs LG KE770
| Type | Touch | Bar (classic) | 
| Dimensions | 164.26 x 76.08 x 8.00 mm | 105.00 x 46.00 x 9.90 mm | 
| Weight | 182.00 g | 125.00 g | 
| Display size | 6.51" | 1.77" | 
| Display | Color / IPS TFT 16M colors 60 Hz 720 x 1600 px (6.51") 270 ppi | Color / TFT 256k colors 176 x 220 px (1.77") 159 ppi | 
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 2G: 150 min. (2.5 h) | |
| Stand-by (max.) | 2G: 200 h. (8.3 days) | |
| Standard battery | Li-Ion 5000 mAhBuy powerbank | Li-Ion 800 mAhBuy powerbank | 
| Quick battery charging | Quick Charge | |
| Wireless battery charging | ||
| Phonebook memory | 1000 places | |
| Internal memory | 128 GB | 65 MB | 
| RAM memory | 4 GB | |
| Memory cards | microSD, microSDHC, microSDXC up to 1000 GBBuy memory card | microSD | 
| Operating system | Android 11 | - | 
| Interface | Funtouch 11.1 | - | 
| Processor | MediaTek Helio G80 MT6769T | - | 
| Processor clock | 2000 MHz | - | 
| GPU | ARM Mali-G52 MC2 | - | 
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | |
| DualSIM mode | dual standby | nd | 
| Hybrid DualSIM | nd | |
| Announced | 3Q 2021 | 2Q 2007 | 
| Other names | Y21s 2021 | Shine | 
| GSM frequencies | 850 900 1800 1900 | 900 1800 1900 | 
| UMTS | 850 900 2100 | |
| LTE standard | FDD LTE: 2100, 1800, 900, 850 TDD LTE: 2300 | |
| Standard 5G | ||
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA | 
 
            

