LGGram 14Z90S

14-inches
1.1kg
Intel Core Ultra 5, 8GB Ram, 512GB SSD

£1,199Typical price

Test score

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The LG Gram 14Z90S is an ultra-lightweight 14-inch laptop at just 1.1kg. We’ve put it through our full lab test to see if it’s more than just an impressively svelte machine and can deliver on speed, battery life and screen quality. Read the full review to find out how it did.

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What's included?

What is it?
How fast is it and what’s it like to use?
What are the keyboard and touchpad like?
How good is the screen and webcam?
How are the speakers and audio quality?
How long does the battery last?
Is LG a good laptop brand?
Should I buy it?

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KEY TEST RESULTS
Screen performance
Sound quality
Portability

Feb 2025Last checked by Which?
Oct 2024First reviewed by Which?
Jun 2024Released

The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.

A laptop's screen being tested with a scientific instrument

How we test laptops

25 Sept 2024

Ease of use

Overall
Touchpad
Keyboard
Connections

How we test ease of use

A large variety of tests make up this score, including how easy the laptop is to use while on your lap, how easy the lid is to open, and how well the keyboard and touchpad are to handle.

Performance

Overall
Start up from off
Wi-fi

How we test performance

A combination of USB speed tests, industry-standard benchmark software and wi-fi speed tests create this overall speed score. We also let you know how good a laptop is for gaming, although this does not impact our overall percentage score.

Windows 11 tasks

Overall
Office software
Web browsing
Photo editing

How we test windows 11 tasks

We use industry-standard office, web browsing and photo-editing benchmarks to come up with a speed score to let you know how suited a laptop is to a given task.

Battery life

Overall
Web browsing battery life
Video playback battery life

How we test battery life

A laptop that manages more than eight hours in our test will normally score five stars, while one that lasts under three hours will normally get one star.

Screen performance

Overall
Colours and brightness
Reflection reduction
Viewing angles

How we test screen performance

We look at how clear and bright the screen is, and perform scientific measurements to check colour accuracy. We also assess how wide the viewing angles are and whether reflections cause a problem.

Sound quality

Overall
Speakers - Music and movies
Headphones

How we test sound quality

The quality of the sound that comes from the built-in speakers, and how well the sound card handles audio delivered to high-quality headphones through the headphone jack.

Practicality

Overall
Portability
Build quality
Quiet operation

How we test practicality

These scores let you know what a laptop will be like to take out and about. Lighter laptops made from premium materials do better here, as do those that manage their heat efficiently and quietly.

Processor
Processor model	Intel Core Ultra 5 125H
Total number of processor cores	14
Number of performance cores	4
Number of efficiency cores	10
Minimum processor speed	1.2GHz
Maximum processor speed	4.5GHz
Graphics	Intel Graphics
Processor brand	Intel Core Ultra 5

Memory and storage
Ram	8GB
Main storage type	SSD
Total storage capacity	512GB
Usable storage capacity	394GB

General
Height	18mm
Width	311mm
Depth	214mm
Weight	1.1kg
Which? Test program version	2023
Available new	Yes

Display
Screen size	14-inches
Resolution	1920x1200
Finish	Shiny with reflection reduction
Touchscreen	No

Features
Operating system	Windows 11
CD/DVD drive	No
Backlit keyboard	Yes
Separate numeric keypad	No
Type	Windows
Ultrabook	Yes
Key specs	Intel Core Ultra 5, 8GB Ram, 512GB SSD

Connections
USB 2.0	0
USB 3	2
USB-C	2
Charge laptop via USB
USB-C usable as display output
HDMI out	Yes
Ethernet port	No
SD card reader	No SD card slot

Security
Currently supported	Yes
End of software update support	We estimate Windows 11 support will end in October 2031. However, this laptop may be compatible with a future version of Windows that gets support beyond this date.

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