Huawei P Smart Pro vs ZTE Optus X Start 4
| Type | Touch | Touch |
| Dimensions | 163.10 x 77.20 x 8.80 mm | 137.35 x 67.60 x 10.70 mm |
| Weight | 206.00 g | 144.50 g |
| Display size | 6.59" | 5.00" |
| Display | Color / IPS TFT 16M colors 1080 x 2340 px (6.59") 391 ppi | Color / IPS TFT 16,7M colors 480 x 960 px (5.00") 215 ppi |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 3G: 2400 min. (40.0 h) | 4G: 900 min. (15.0 h) |
| Stand-by (max.) | 4G: 400 h. (16.7 days) | |
| Playback time (max.) | Audio: 80 h (3.3 days) Video: 9 h (0.4 days) | nd |
| Standard battery | Li-Ion 4000 mAhBuy powerbank
| Li-Ion 2000 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Internal memory | 128 GB | 32 GB |
| End-user memory | 24 GB | |
| RAM memory | 6 GB | 2 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 512 GBBuy memory card | microSD, microSDHC, microSDXC up to 512 GBBuy memory card |
| Operating system | Android 9.0 Pie | Android 13 Go |
| Interface | EMUI 9.1 | - |
| Processor | HiSilicon Kirin 710 | Unisoc SC9863A |
| Processor clock | 2200 MHz | 1600 MHz |
| GPU | ARM Mali G51 | IMG8322 @550 MHz |
| Touchscreen | ||
| SAR (10g) | 1,622 W/kg | |
| DualSIM | ||
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | SingleSIM(nanoSIM) |
| DualSIM mode | dual standby | nd |
| Announced | 4Q 2019 | |
| Other names | STK-L21 | P503 |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | 850 900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 800 TDD LTE: 2600, 2500, 2300 | FDD LTE: 2600, 2100, 1800, 900, 850, 700 TDD LTE: 2300 |
| Standard 5G | ||
| CDMA | 850 | |
| Standard TD-SCDMA | 1900 2000 | |
| UMA |

