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HP 21.45-inch All-in-One Desktop FHD Intel Pentium 8GB/128GB SSD Jet Black

HP 21.45-inch All-in-One Desktop FHD Intel Pentium 8GB/128GB SSD Jet Black

3.8(192 ratings)

Best price now

$444.99at eBayObserved at 7:30 AM

Compared across 2 stores. Prices are checked against each store and labelled with when.

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Our take on the HP 21.45-inch All-in-One Desktop FHD Intel Pentium 8GB/128GB SSD Jet Black

The HP 21.45-inch All-in-One is a compact family desktop with an FHD screen, an Intel Pentium quad-core CPU, 8GB of DDR5 RAM and a 128GB SSD, plus a wireless keyboard in the box. It runs Windows 11 Home in S Mode and covers school, home office and light music use. The best new price is $444.99 at eBay as of November 6, 2026, with two stores listing it new.

Best forFamilies sharing one computerStudents and schoolworkHome office and emailBuyers who want a tidy all-in-one
Pros
  • All-in-one design with no tower to place
  • FHD 21.45-inch display
  • 8GB DDR5 RAM and quad-core Pentium
  • Wi-Fi 6 and Bluetooth 5.3
  • Wireless keyboard included
Cons
  • 128GB SSD fills quickly
  • Windows 11 Home in S Mode limits app installs
  • Pentium chip is slow for heavy multitasking
  • No touchscreen
  • 16.56 lb is heavy to move

HP 21.45-inch All-in-One Desktop FHD Intel Pentium 8GB/128GB SSD Jet Black prices at every store

  • eBayNew

    In stockSold by 508zack

    $444.99Observed at 7:30 AM
    Visit store
  • WalmartNew

    In stock

    $498.00Observed at 7:29 AM
    Visit store

Also available at

  • eBayCheck price at eBay

HP 21.45-inch All-in-One Desktop FHD Intel Pentium 8GB/128GB SSD Jet Black price history

Lowest price we've seen: $444.99 on Nov 6 at eBay. Tracked across 2 stores since Nov 6.

What reviewers say

  • 3.8 / 5192 ratings

Ratings average 3.8 out of 5 from 192 buyers. Owners like the compact footprint and easy setup for basic tasks, but several find the small SSD and S Mode restrictive.

What people mention
  • StorageCriticisedOwners say the 128GB SSD leaves little room after Windows and updates.
  • PerformanceMixedFine for everyday tasks, but the Pentium struggles with heavy multitasking.
  • S ModeCriticisedBuyers dislike that Windows 11 S Mode limits installs to the Microsoft Store until switched off.
  • SetupPraisedReviewers call setup quick and the included wireless keyboard convenient.
  • DisplayPraisedThe FHD screen is sharp enough for documents and video.

Specifications

Supported OS
Windows
OS Version
Windows 11 Home in S Mode
Internal Storage Type
SSD
Number Of CPU Cores
4
CPU Clock Speed
3.7 GHz
RAM Type
DDR5
Included Drives
128ssd

Questions and answers

Is the HP all-in-one good for school and home office work?
Yes for browsing, documents, email and video calls. It is not suited to gaming or heavy editing.
Can I upgrade the RAM or storage?
HP lists 8GB DDR5 and a 128GB SSD. Check the model's service manual before buying if upgrades matter to you.
What is Windows 11 Home in S Mode?
It only runs apps from the Microsoft Store. You can switch it off once, for free, to install other Windows apps.
Does it come with a keyboard and mouse?
A wireless keyboard is included. A mouse is not listed in the specs.
Is the screen touch-enabled?
No. The 21.45-inch FHD display is not a touchscreen.
Where is the HP 21.45-inch All-in-One Desktop FHD Intel Pentium 8GB/128GB SSD Jet Black cheapest?
At eBay, for $444.99, as of our latest check.
What do buyers say about the HP 21.45-inch All-in-One Desktop FHD Intel Pentium 8GB/128GB SSD Jet Black?
Rated 3.8 out of 5 from 192 ratings.
Where can I buy the HP 21.45-inch All-in-One Desktop FHD Intel Pentium 8GB/128GB SSD Jet Black?
2 stores we checked sell it, including eBay, Walmart.

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Typical Users
Entire family, Busy household
Form Factor
All-in-One
Type
All-in-One
Desktop Monitor Bundle
Yes
Dimensions
6.69 x 19.43 x 15.07 in
Weight
16.56 lb
Material
metal/plastic
Ports And Interfaces
multiple USB ports
Wi-Fi
Wi-Fi 6 (1x1)
Bluetooth
Bluetooth 5.3
Display Size
21.45 in
Display Resolution
FHD
Touch Screen
No
Display Highlights
FHD display
Energy Efficiency
Lower power consumption (UFS storage)
Keyboard
Yes, Wireless Keyboard