TCL 103 vs TCL 20S
| Type | Touch | Touch |
| Dimensions | 156.40 x 74.80 x 9.70 mm | 166.20 x 76.90 x 9.10 mm |
| Weight | 190.00 g | 199.00 g |
| Display size | 6.10" | 6.67" |
| Display | Color / IPS TFT 16M colors 60 Hz 720 x 1560 px (6.10") 282 ppi | Color / IPS TFT 16M colors 60 Hz 1080 x 2400 px (6.67") 395 ppi |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 2G: 1080 min. (18.0 h) 3G: 720 min. (12.0 h) 4G: 600 min. (10.0 h) | 3G: 2100 min. (35.0 h) 4G: 2100 min. (35.0 h) |
| Stand-by (max.) | 3G: 480 h. (20.0 days) | 3G: 527 h. (22.0 days) 4G: 527 h. (22.0 days) |
| Standard battery | Li-Ion 3000 mAhBuy powerbank
| Li-Ion 5000 mAhBuy powerbank
|
| Quick battery charging | Quick Charge 3.0 | |
| Wireless battery charging | ||
| Internal memory | 32 GB, 64 GB | 128 GB |
| End-user memory | 19 GB | |
| RAM memory | 2 GB | 4 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 256 GBBuy memory card | microSD, microSDHC, microSDXC up to 1000 GBBuy memory card |
| Operating system | Android 11 Go | Android 11 |
| Processor | Unisoc SC9863A | Qualcomm Snapdragon 665 SM6125 |
| Processor clock | 1600 MHz | 2000 MHz |
| GPU | IMG8322 @550 MHz | Adreno 610 |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | SingleSIM(nanoSIM) | SingleSIM(nanoSIM) |
| Hybrid DualSIM | nd | |
| Announced | 2Q 2022 | 4Q 2021 |
| Other names | - | T7730; 20 S |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1700 1900 2100 | 850 900 1900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 700 | FDD LTE: 2600, 2100, 1800, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300 |
| Standard 5G | ||
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

