Best Mini PCs Under $150 in 2026: 2 Picks Ranked by Specs
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Finding the best mini PCs under $150 requires careful attention to core specifications rather than marketing claims. We compared 2 compact desktops to identify the most capable options for tight budgets. The Dell OptiPlex Micro Intel i5 Desktop leads this list because it includes Windows 11 Pro, ensuring you receive official enterprise-grade software support right out of the box. Our rankings rely strictly on the technical details published by each seller. This guide helps you decide which small form factor system matches your specific workflow needs.
Quick picks
| # | Product | Best for | Price |
|---|---|---|---|
| 1 | Dell OptiPlex Micro Intel i5 Desktop Best overall | compact office workspaces | Check price of Dell OptiPlex Micro Intel i5 Desktop on Amazon |
| 2 | HP ProDesk Mini Core i5 Desktop Best budget | Compact office productivity and dual displays | Check price of HP ProDesk Mini Core i5 Desktop on Amazon |
The best fit for you
- You need the smallest footprint for tight desks Dell OptiPlex Micro Intel i5 Desktop It measures just 1.3 inches thick, fitting easily into small spaces.
- You want a reliable machine for office tasks Dell OptiPlex Micro Intel i5 Desktop It includes Windows 11 Pro and an Intel Core i5 processor for steady performance.
- You require a desktop for dual monitor setups HP ProDesk Mini Core i5 Desktop This HP model supports dual displays while maintaining a compact form factor.
Our 2 picks
Dell OptiPlex Micro Intel i5 Desktop
Best for: compact office workspaces
- Processor
- Intel Core i5-7500T
- RAM Capacity
- 8GB
- RAM Type
- DDR4
- Storage Capacity
- 256GB
- Operating System
- Windows 11 Pro
- Wireless Connectivity
- WiFi
View on Amazon: Dell OptiPlex Micro Intel i5 Desktop Affiliate link
The Dell OptiPlex 3050 Micro is a compact desktop built for basic tasks. It features an Intel Core i5-7500T processor, 8GB of DDR4 RAM, and a 256GB SSD. This configuration supports smooth multitasking and quick boot times. It runs Windows 11 Pro and includes WiFi connectivity. This small form factor fits easily in tight spaces while delivering reliable performance for everyday computing needs.
Pros
- Intel Core i5-7500T quad-core processor
- 8GB DDR4 RAM for multitasking
- 256GB SSD for fast storage
- Preinstalled Windows 11 Pro
Cons
- Only 8GB of RAM limits heavy workloads
- 256GB storage fills up quickly
- No mention of Bluetooth connectivity
Good fit if
- You need a small footprint for a desk
- You want a preinstalled Windows 11 Pro system
- You perform light office or web tasks
Skip if
- You require high-end gaming performance
- You need more than 8GB of RAM
- You want extensive storage capacity
Verdict: Dell OptiPlex 3050 Micro is a solid entry-level choice for users who prioritize a compact size and basic productivity features over raw power.
HP ProDesk Mini Core i5 Desktop
Best for: Compact office productivity and dual displays
- Processor
- Intel Core i5-6500
- RAM Capacity
- 8GB
- RAM Type
- DDR4
- Storage Capacity
- 256GB
- Storage Interface
- PCIe
- Operating System
- Windows 11 Pro 64 Bit
View on Amazon: HP ProDesk Mini Core i5 Desktop Affiliate link
The HP ProDesk 600 G3 Mini packs an Intel Core i5-6500 quad-core processor and 8GB of DDR4 RAM into a compact chassis. It includes a 256GB PCIe SSD for fast boot times and Windows 11 Pro. This setup handles office tasks and web browsing well. It supports dual 4K displays via USB adapters. It is a practical option for users needing reliable performance in a small footprint.
Pros
- Intel Core i5-6500 quad-core processor
- 8GB DDR4 RAM for multitasking
- 256GB PCIe SSD for fast storage
- Windows 11 Pro operating system
- Supports dual 4K displays
Cons
- Older i5-6500 processor generation
- 8GB RAM may limit heavy workloads
- Requires separate USB WiFi and Bluetooth adapters
Good fit if
- You need a compact PC for office work
- You want Windows 11 Pro features
- You plan to use dual monitors
Skip if
- You require high-end gaming performance
- You need more than 8GB of RAM
- You want built-in wireless connectivity
Verdict: HP ProDesk 600 G3 Mini i5-6500 suits users who need a reliable, space-saving desktop for productivity tasks and dual-monitor setups.
Specifications side by side
| Spec | Dell OptiPlex Micro Intel i5 Desktop | HP ProDesk Mini Core i5 Desktop |
|---|---|---|
| Processor | Intel Core i5-7500T | Intel Core i5-6500 |
| RAM Capacity | 8GB | 8GB |
| RAM Type | DDR4 | DDR4 |
| Storage Capacity | 256GB | 256GB |
| Storage Interface | not stated | PCIe |
| Operating System | Windows 11 Pro | Windows 11 Pro 64 Bit |
| Wireless Connectivity | WiFi | WiFi, BT |
| Memory | 8GB RAM | 8GB RAM |
| Dimensions | 7.1 × 1.3 × 7 inches | 7.2 × 7 × 2.8 inches |
| Weight | 4.1 pounds | not stated |
| Size | Micro Form Factor | i5-6500 8 GB 256 GB Windows 11 |
| Color | Black | Black |
| Model | 3050 | HP Prodesk 600 G3 Mini |
Key Specs to Check Before Buying
-
Verify Operating System Version
Check if the PC includes a full Windows license or a free version. The Dell OptiPlex Micro comes with Windows 11 Pro, which offers better security features and remote desktop capabilities for business use. Some budget models may only include Windows 11 Home or no OS at all. Ensure the operating system matches your needs for productivity and software compatibility before purchasing.
-
Compare Processor Generations
Look closely at the CPU generation number. The HP ProDesk uses an older sixth-generation Core i5, while the Dell OptiPlex features a newer Core i5. Newer processors generally offer better performance and energy efficiency. Older chips may struggle with modern applications. Verify the specific model number to understand the processing power you are getting for your money.
-
Check RAM Capacity
Ensure the system has at least 8GB of RAM for smooth multitasking. Both listed models include 8GB of memory, which is sufficient for office work and web browsing. If you plan to run multiple applications simultaneously, this amount helps prevent slowdowns. Check if the RAM is upgradeable, as some mini PCs have soldered memory that cannot be increased later.
-
Measure Physical Dimensions
Check the width, height, and length to ensure it fits your desk. The Dell OptiPlex Micro is only 1.3 inches thick, making it very slim. The HP ProDesk is slightly taller at 2.8 inches. Both are compact, but exact measurements matter for VESA mounts or tight spaces. Compare the dimensions against your available area to avoid fitment issues.
-
Assess Weight and Portability
Consider the weight if you plan to move the PC frequently. The Dell OptiPlex Micro weighs 4.1 pounds, which is lightweight for a desktop. This makes it easy to transport or mount behind a monitor. Heavier units might be less stable on thin desks. Check the weight specification to determine how portable the device truly is for your setup.
Frequently asked questions
Can I use these mini PCs for dual monitors?
Yes, the HP ProDesk Mini supports dual displays. It is specifically noted as suitable for compact office productivity and dual-monitor setups. This makes it a strong choice if you need extended screen real estate for multitasking or data analysis in a small footprint.
What operating systems are included with these models?
The Dell OptiPlex Micro includes Windows 11 Pro. The HP ProDesk Mini is listed with Windows 11. Both options provide the latest operating system, ensuring you get modern security features and compatibility with current software without needing to purchase a separate license.
How small are these desktop computers physically?
The Dell OptiPlex Micro measures 7.1 inches in length, 7 inches in width, and just 1.3 inches in height. The HP ProDesk Mini is slightly taller at 2.8 inches high, with a length of 7.2 inches and a width of 7 inches. Both fit easily on tight desks.
Are these machines good for basic office work?
Yes, both models are ideal for basic office tasks. The Dell OptiPlex Micro is described as a solid entry-level choice for compact office workspaces. The HP ProDesk Mini is suited for reliable productivity tasks. Each includes an Intel Core i5 processor and 8GB of RAM to handle daily duties.
Do these mini PCs come with RAM installed?
Yes, both listed units include 8GB of RAM. This amount of memory is sufficient for general productivity, web browsing, and office applications. It allows for smooth multitasking between documents and browser tabs without significant slowdowns on these compact desktop systems.
What is the weight of these compact desktops?
The Dell OptiPlex Micro weighs 4.1 pounds. The HP ProDesk Mini does not have a listed weight in the provided data. Both are designed to be lightweight and portable, making them easy to mount behind a monitor or move between workspaces as needed.