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Dynabook Portege Z40L-N

Specifications

Dynabook Portege Z40L-N
Dynabook Portege Z40L-N
Processor
Intel Core Ultra 7 258V 8 x 2.2 - 4.8 GHz, 32 W PL2 / Short Burst, 17 W PL1 / Sustained, Lunar Lake
Graphics adapter
Intel Arc Graphics 140V, Core: 1300 MHz, LPDDR5, 32.0.101.6790
Memory
32 GB 
, LPDDR5, Dual-Channel
Display
14.00 inch 16:10, 1920 x 1200 pixel 162 PPI, BOE NE140WUM-N6K, IPS, glossy: no, 60 Hz
Storage
Phison C-E80T001T2-P03D54E27T, 1024 GB 
Soundcard
Intel Lunar Lake SOC - cAVS (Audio, Voice, Speech)
Connections
2 USB 3.0 / 3.1 Gen1, 2 USB 4.0 40 Gbps, 2 Thunderbolt, USB-C Power Delivery (PD), 1 HDMI, 2 DisplayPort, 1 Kensington Lock, Audio Connections: 3.5 mm combo, Card Reader: MicroSD, 1 Fingerprint Reader
Networking
Intel BE201 320MHz (a/b/g/h/n = Wi-Fi 4/ac = Wi-Fi 5/ax = Wi-Fi 6/ Wi-Fi 6E 6 GHz be = Wi-Fi 7), Bluetooth 5.4
Size
height x width x depth (in mm): 18.9 x 312.4 x 222.5
Battery
56 Wh Lithium-Polymer
Operating System
Microsoft Windows 11 Pro
Camera
Webcam: 1440p30
Primary Camera: 5 MPix
Additional features
Speakers: Stereo, Keyboard: Chiclet, Keyboard Light: yes, Assistant, 36 Months Warranty
Weight
961 g, Power Supply: 271 g
Price
2200 USD

 

Price comparison

Average Score: 83.73% - good
Average of 3 scores (from 3 reviews)
price: 70%, performance: 63%, features: 71%, display: 84% mobility: 84%, workmanship: 81%, ergonomy: 86%, emissions: 90%

Reviews for the Dynabook Portege Z40L-N

86.2% Dynabook Portege Z40L-N 笔记本电脑评测:比想象中更轻 | Notebookcheck
Portege Z40L-N 比许多知名的 14 英寸子笔记本电脑轻几百克,同时还提供最新的英特尔 Lunar Lake 处理器和相对容易的维修性。
Dynabook Portege Z40L-N商务本全面评测:轻巧便携,高效智能
Source: PC Online.com.cn
总的来说,作为一款商务本,Portege Z40L-N有着非常轻盈的机身,让用户在外出或是出差携带时负担更轻;同时还提供了非常丰富的扩展接口,无需额外携带扩展坞,即可应对绝大多数的外接扩展需求;酷睿Ultra 7 258V处理器的加持,不仅提供了非常不错的硬件性能,应对网页浏览、视频会议、文档编辑甚至图片处理等工作需求,而且还有着非常出色续航时间,可以满足用户一整天的轻中度办公需求;另外,它还有着诸多智能功能并内置了本地AI助手,让用户的使用体验更加高效和便捷;强大的AI算力,让用户可以在本地部署AI大模型,进一步提升使用体验。如果你想要选择一款轻巧便携、接口丰富、性能充沛、续航持久并且智能便捷的商务本,可以考虑下这款Portege Z40L-N。
Single Review, online available, Long, Date: 06/12/2025

Foreign Reviews

80% I reviewed this ultra-portable laptop and it's so light I practically needed a paperweight to keep it from blowing away
Source: Techradar English EN→zh-CN
The Dynabook Portégé Z40L-N is a surprisingly lightweight laptop featuring an equally impressive Intel Core Ultra 7 chip. It boasts a user-swappable battery, great ports, built-in AI features, and a high durability rating, making this a serious contender in the world of portable laptops, especially for those on the go all day long.
Single Review, online available, Long, Date: 08/10/2025
Rating: Total score: 80% price: 80% workmanship: 80%
85% After testing Dynabook's new business laptop, I think every laptop should have a replaceable battery
Source: Creative Bloq English EN→zh-CN
The Dynabook Portégé Z40L-N is a thoroughbred business laptop, from its slim and light design to its long battery life. This means it lacks the brute graphics power that many creatives require, but there's enough here to make a useful, versatile laptop that can handle images and video as well as office tasks.
Single Review, online available, Long, Date: 07/25/2025
Rating: Total score: 85% price: 60% performance: 60% workmanship: 80%

Comment

Intel Arc 140V: 据报道,某些英特尔 Lunar Lake 处理器采用了速度相当快的集成图形适配器。140V 有 8 个 Xe² 架构内核,运行频率高达 2,050 MHz,有 8 个光线追踪单元;支持 DirectX 12 Ultimate,还支持所有现代视频编解码器。如果最近泄露的基准测试成绩能说明问题,那么它的游戏性能将略高于GeForce MX570。

 

» Further information can be found in our Comparison of Mobile Graphics Cards and the corresponding Benchmark List.


Core Ultra 7 258V: 中高端 Lunar Lake 系列处理器。这是一款用于轻薄型笔记本电脑和平板电脑的 SoC,配备了 4 个新的 E 核和 4 个新的 P 核,主频高达 4.8GHz,以及前景看好的新 Arc 140V iGPU 和 32 GB 封装 LPDDR5x-8533 内存。此外,还包括一个新的 47 TOPS 神经引擎、TB 4 和 PCIe 5 SSD 支持。» Further information can be found in our Comparison of Mobile Processsors.


14.00":

大体上,这个屏幕尺寸常见于亚笔记本电脑,超极本和变形本中。对这三类产品来说这个尺寸都较大。亚笔记本中尺寸最大的机型是采用这个屏幕尺寸。

大尺寸可以让屏幕有更高的分辨率。因而例如字体等的细节将会更丰富。不过另一方面,小屏幕的功耗会较低,而设备也会更轻盈小巧,售价更低。

» To find out how fine a display is, see our DPI List.


0.961 kg: 这是10到11寸大尺寸平板电脑,小型亚笔记本,超极本和变形本的常见重量。


» Further information can be found in our Notebook Purchase Guide.

 

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> Notebookcheck中文版(NBC中国) > 资料库 > Dynabook Portege Z40L-N
Stefan Hinum (Update: 2025-07-30)