近日，CNET实验室进行的大量的电池续航性能测试，公布了以下这些笔记本电脑是在过去12个月中电池续航时间最长的25款产品排行。CNET实验室具体测试方法是通过Wi-Fi无限循环流式播放视频，屏幕分辨率和CPU选择是影响电池续航时间的主要因素，但CNET此测试方面过于片面，并不太具备日常使用的续航参考，实际使用续航会缩减3-5小时。
| 1 | Acer Chromebook R 13 | 13:02 |
| 2 | Samsung Notebook 9 | 12:16 |
| 3 | Lenovo ThinkPad X1 | 11:50 |
| 4 | Microsoft Surface Book (2016) | 11:49 |
| 5 | Apple MacBook Pro (13-inch, 2016) | 11:36 |
| 6 | HP EliteBook x360 (13-inch, 2017) | 11:34 |
| 7 | LG Gram 13 | 11:30 |
| 8 | Apple MacBook Pro 15-inch, 2017 | 10:43 |
| 9 | Dell XPS 13 (late 2016, non-touch) | 10:36 |
| 10 | Apple MacBook (12-inch, 2016) | 10:33 |
| 11 | Apple MacBook (Retina 12-inch, 2017) | 10:26 |
| 12 | Microsoft Surface Laptop | 10:21 |
| 13 | Toshiba Portege X20W-D | 10:10 |
| 14 | Apple MacBook Pro with Touch Bar (15-inch, 2016) | 10:08 |
| 15 | Apple MacBook Pro with Touch Bar (13-inch, 2016 ) | 10:07 |
| 16 | Asus C302C | 9:55 |
| 17 | HP Spectre x360 (15-inch, 2017) | 9:54 |
| 18 | LG gram 15 | 9:42 |
| 19 | Dell Inspiron 15 7000 Gaming | 9:38 |
| 20 | HP Spectre x360 (13-inch, 2016) | 9:21 |
| 21 | Lenovo ThinkPad X270 | 9:15 |
| 22 | Samsung Chomebook Pro | 8:57 |
| 23 | Dell XPS 13 2-in-1 | 8:56 |
| 24 | Dell Latitude 12 5000 Series 2-in-1 (5285) | 8:50 |
| 25 | LenovoLenovo IdeaPad Yoga 720 | 8:46 |