> For the complete documentation index, see [llms.txt](https://docs.firework.com/firework-for-developers/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.firework.com/firework-for-developers/ios-sdk/integration-guide-for-ios-sdk/benchmarks-ios.md).

# Benchmarks (iOS)

### Loading Time

**Date:** Nov. 19, 2025

**SDK Version:** V1.37.4

**Region:** Chinese mainland

**Device:** iPhone 15 Pro Max

<table data-header-hidden data-full-width="true"><thead><tr><th></th><th></th><th></th><th></th><th></th><th></th></tr></thead><tbody><tr><td><strong>Network</strong></td><td><strong>Initialization</strong></td><td><strong>Video Feed Load</strong></td><td><strong>Story Block Load</strong></td><td><strong>SV Player Load</strong></td><td><strong>LS Player Load</strong></td></tr><tr><td>4G</td><td>23 ms - 1192 ms</td><td>461 ms - 617 ms</td><td>436 ms - 517 ms</td><td>778 ms - 877 ms</td><td>2002 ms - 2585 ms</td></tr><tr><td>5G</td><td>33 ms - 1048 ms</td><td>448 ms - 465 ms</td><td>405 ms - 474 ms</td><td>581 ms - 629 ms</td><td>1967 ms - 2076 ms</td></tr><tr><td>Wifi</td><td>18 ms - 1006 ms</td><td>452 ms - 492 ms</td><td>424 ms - 448 ms</td><td>555 ms - 638 ms</td><td>1816 ms - 1923 ms</td></tr></tbody></table>

### CPU & Memory

**Date:** Nov. 20, 2025

**SDK Version:** V1.37.4

**Region:** Chinese mainland

**Device:** iPhone 15 Pro Max

|                                 | **Initialization** | **Video Feed Load** | **Story Block Load (SV)** | **Story Block Load (LS)** | **SV Player Load** | **LS Player Load** |
| ------------------------------- | ------------------ | ------------------- | ------------------------- | ------------------------- | ------------------ | ------------------ |
| Maximum CPU Usage (Single-core) | 20%                | 21%                 | 69%                       | 27%                       | 60%                | 37%                |
| Memory Usage                    | 5.1 MB             | 11.1 MB             | 10.9 MB                   | 29.5%                     | 13.8 MB            | 24.5 MB            |