ZTE Optus X Start 3 vs ZTE Blade A3 2019
| Type | Touch | Touch |
| Dimensions | 137.35 x 67.50 x 10.55 mm | 137.35 x 67.50 x 10.50 mm |
| Weight | 144.00 g | 144.00 g |
| Display size | 5.00" | 5.00" |
| Display | Color / IPS TFT 16M colors 60 Hz 480 x 960 px (5.00") 196 ppi | Color / TFT 16M colors 480 x 960 px (5.00") 215 ppi |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 3G: 1140 min. (19.0 h) | |
| Stand-by (max.) | 3G: 600 h. (25.0 days) | |
| Standard battery | Li-Ion 2000 mAhBuy powerbank
| Li-Ion 2000 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Internal memory | 32 GB | 16 GB |
| End-user memory | 24 GB | 11.72 GB |
| RAM memory | 1 GB | 1 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 256 GBBuy memory card | microSD, microSDHC, microSDXC up to 128 GBBuy memory card |
| Operating system | Android 11 Go | Android 9.0 Go |
| Processor | Spreadtrum SC9832E | Spreadtrum SC9832E |
| Processor clock | 1400 MHz | 1400 MHz |
| GPU | ARM Mali-T820 @600 Mhz | ARM Mali-T820 @600 Mhz |
| Touchscreen | ||
| SAR (10g) | 1,549 W/kg | |
| DualSIM | ||
| SIM cards standard | SingleSIM(nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | nd | dual standby |
| Announced | 3Q 2022 | 2Q 2019 |
| Other names | - | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 900 2100 | 850 900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 700 TDD LTE: 2300 | FDD LTE: 2600, 2100, 1800, 900, 850, 800 TDD LTE: 2600 |
| Standard 5G | ||
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

