Alcatel 1S 2021 vs Alcatel 1S 2020
| Type | Touch | Touch |
| Dimensions | 165.64 x 75.59 x 8.80 mm | 158.70 x 74.60 x 8.45 mm |
| Weight | 190.00 g | 165.00 g |
| Display size | 6.52" | 6.22" |
| Display | Color / IPS TFT 16M colors 60 Hz 720 x 1600 px (6.52") 269 ppi | Color / IPS TFT 16M colors 720 x 1520 px (6.22") 270 ppi |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 2G: 1920 min. (32.0 h) 3G: 1680 min. (28.0 h) 4G: 1200 min. (20.0 h) | |
| Stand-by (max.) | 2G: 512 h. (21.3 days) 3G: 488 h. (20.3 days) 4G: 392 h. (16.3 days) | 2G: 596 h. (24.8 days) 3G: 586 h. (24.4 days) 4G: 461 h. (19.2 days) |
| Standard battery | Li-Ion 4000 mAhBuy powerbank
| Li-Ion 4000 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Internal memory | 32 GB | 32 GB |
| End-user memory | 17 GB | |
| RAM memory | 3 GB | 3 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 512 GBBuy memory card | microSD, microSDHC up to 32 GBBuy memory card |
| Operating system | Android 11 | Android 10 |
| Processor | MediaTek Helio A25 MT6762D | MediaTek Helio P22 MT6762 |
| Processor clock | 1800 MHz | 1800 MHz |
| GPU | ARM Mali-T880 MP2 | PowerVR GE8320 @650 MHz |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | SingleSIM(nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | nd | dual standby |
| Hybrid DualSIM | nd | |
| Announced | 1Q 2021 | 1Q 2020 |
| Other names | - | 5028Y |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | 850 900 1900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300 | FDD LTE: 2600, 2100, 1800, 900, 850, 800, 700 TDD LTE: 2600, 2300 |
| Standard 5G | ||
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

