Lenovo N42-20 Chromebook

Updated on June 22, 2026

Note: The Lenovo N42-20 Chromebook has been discontinued and is no longer available for purchase new. Chrome OS support ended in June 2022.

The Lenovo N42-20 Chromebook launched in May 2016 as part of Lenovo’s education-focused N-Series lineup, aimed at K-12 classroom deployments. The 14-inch machine was built to survive student handling, with a rubber-bumpered chassis, reinforced corners, and a spill-resistant keyboard rated for up to 330ml of liquid. It paired Intel’s Celeron N3060 processor with 4GB of RAM and 16GB of eMMC storage, enough for basic educational tasks at a price a district could buy in bulk. At 3.3 pounds with a fanless design, it ran silently, which suited classrooms and testing rooms where fan noise carries.

Lenovo N42-20 Chromebook Comparison Chart

	Lenovo N42-20 Chromebook
Price	List Price: $229.99 Amazon Prices: Check Price on Amazon
Model number	---
Performance Rating	2.4
Chromebook Plus	No
Processor	Dual-core 1.60 Ghz (max 2.48 Ghz) Intel Celeron Processor N3060
RAM	4 GB
Internal Storage	16 GB eMMC
Screen Size	14"
Screen Resolution	1366x768
Screen Type	LED
Touch Screen	No
Stylus / Pen	No Stylus Support
Dimensions width x length x thickness	13.1 x 9.1 x 0.9 inches (332.74 x 231.14 x 22.86 mm)
Weight	3.3 lbs (1.5 kg)
Backlit Keyboard	No
Webcam	1280x720
WiFi	802.11 a/b/g/n/ac
Bluetooth	Bluetooth 4.1
Ethernet	No
Cellular Modem	No
HDMI	Full-Size HDMI
USB Ports	2 USB 3
Thunderbolt Ports	No
Card Reader	SD
Battery	3 cell, 45 Wh, Lithium-ion
Battery Life	10.0 hours
Fanless	Yes
Auto Update Expiration Date	June, 2022

Rubber Bumpers, Reinforced Corners, and a 330ml Spill Rating

Lenovo ran rubber bumpers along the edges and reinforced the corners against the drops that come with daily student use. The chassis met MIL-STD-810G military durability standards for shock and vibration resistance, giving IT administrators a documented spec behind the claim that the devices could take typical classroom abuse.

The spill-resistant keyboard mattered as much as the bumpers did. Rated to channel up to 330ml of liquid away from internal components, it could take a knocked-over water bottle or juice box without permanent damage. The keys use a standard chiclet layout with no backlighting, which held the price down and removed a failure point.

At 13.1 inches wide, 9.1 inches deep, and 0.9 inches thick, the N42-20 was reasonably compact for a 14-inch device, though 3.3 pounds is a lot of laptop for a student hauling it around all day. Lenovo positioned the ports practically: full-size HDMI on one side for presentations, two USB 3.0 ports for accessories (which could also support a USB Ethernet adapter for wired networking), a full-size SD card slot for storage expansion, and a combo headphone/microphone jack.

A Dual-Core Celeron That Handles a Handful of Tabs

The Intel Celeron N3060 was Intel’s entry-level Braswell chip, with two cores at 1.6 GHz and burst speeds up to 2.48 GHz. That covered what 2016 classrooms asked of it: web browsing, Google Docs, and educational web applications. Opening more than four or five browser tabs at once could noticeably slow the system, and multitasking across several applications was never this machine’s strength.

The 4GB of RAM gave Chrome OS reasonable headroom through the device’s supported lifespan. Storage was the tighter limit, since 16GB of eMMC was small even by 2016 standards, and it pushed files onto Google Drive and cloud storage in the always-connected schools where the machine was deployed. The SD card slot took some pressure off for anyone who needed larger files stored locally.

Fanless cooling follows from the Celeron N3060’s 6W TDP, low enough for Lenovo to dissipate the heat passively. The payoff is silent operation, which counts in libraries and during testing, where a cooling fan is one more thing distracting students.

A Roomy 14-Inch Screen at a Coarse Resolution

The 14-inch LED display runs 1366x768, standard for budget Chromebooks in 2016. The extra diagonal leaves more room for documents and makes text easier to read, and the coarse pixel pitch shows up close. An anti-glare coating cuts reflections under bright classroom lighting, though viewing angles stay narrow the way budget panels do.

Wireless ran 802.11ac with a/b/g/n compatibility, which helped in schools with dense access-point deployments where congestion drags 802.11n traffic down. Bluetooth 4.1 handled wireless peripherals when a class needed them.

The 720p webcam and built-in microphone covered video conferencing and distance learning at basic image quality. Full-size HDMI let teachers plug straight into classroom projectors and interactive displays without hunting for an adapter, which matters when the device is being used to teach from.

Ten Rated Hours and Fleet Management for Districts

Lenovo rated the N42-20 for up to 10 hours on its 45Wh 3-cell lithium-ion battery, enough runtime for students who might not reach a charger during the school day. Passive cooling helped, with no fan drawing power. Real-world battery life moved with screen brightness, WiFi activity, and the age of the cells.

The machine was part of Lenovo’s push into the education Chromebook market in 2016, launching alongside the smaller N22 Chromebook so schools could match a device to a grade level. Both were designed for management through Google’s Chrome Management Console, where administrators could push policies, install extensions, and handle fleets of devices across a district.

A Durable Classroom Machine Past Its Update Cutoff

Chrome OS support for the Lenovo N42-20 Chromebook ended in June 2022, approximately six years of automatic updates from Google. After that Auto Update Expiration (AUE) date the device stopped receiving security updates, bug fixes, and new Chrome OS features, which rules it out for schools subject to student data protection requirements.

The dual-core Celeron N3060, the 16GB of storage, and the 1366x768 display are well behind current classroom Chromebooks, and the update cutoff has passed. Schools that deployed it have moved on to devices with faster processors, more storage, touchscreens, and longer support timelines.

For those weighing options across current models, our Chromebook Comparison Chart lets you sort and filter specs side by side to find a device that fits your needs.

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