Best Tower Computers Under $100 (2026)
We scored products by value—assessing form factor, expandability, included components, build quality, and user-focused features—to rank options under $100
The Verdict
- Best Overall: RLSOCO Case for Mini PC Desktops & ThinkCentre/Dell Optiplex/ASUS Chromebox — Best for compact protection: a mini‑PC protective case built to house Tiny/Chromebox systems with simple, space-saving design
This roundup covers tower and small-form-factor desktop options priced under $100, focused on value for everyday computing and DIY enclosure needs. Selections prioritize feature balance—build type, expandability, and included components—scored to highlight the most practical choices for budget-focused buyers
Top Picks
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1
Best Overall RLSOCO Case for Mini PC Desktops & ThinkCentre/Dell Optiplex/ASUS Chromebox
Best for compact protection: a mini‑PC protective case built to house Tiny/Chromebox systems with simple, space-saving design
Compact hard case for various mini PCs, offering high-density EVA protection and extra space for accessories. Customers note useful storage and a snug fit for portable setups
- flexible internal space
- robust protective materials
- secure fit for mini PCs
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2
Segotep Endura Pro Full View Dual Tempered Glass ATX Gaming Case
Best for airflow and style: a mid‑tower ATX case offering dual tempered-glass panels and ample room for standard components
Mid-tower ATX case with detachable panels and dual tempered glass. Features extensive viewing area and cable-friendly interior with support for high-end hardware. Customer note highlights airflow and space, with mixed views on assembly ease and build quality
- dual tempered glass panels
- panoramic white dragon design
- top 360mm radiator compatibility
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3
Lenovo ThinkCentre M700 SFF Desktop — i3-6100, 8GB, 256GB SSD, WiFi
Best ready-to-use SFF desktop: a small-form-factor system with a Core i3, SSD, and RAM suited for basic productivity and light multitasking
Lenovo ThinkCentre M700 SFF desktop with 6th-gen Intel Core, 8GB RAM, 256GB SSD, WiFi and Bluetooth. Supports dual monitors and runs Windows 10 Pro. Customer insight notes mixed functionality with value and easy setup
- 8GB RAM and 256GB SSD
- built-in WiFi and Bluetooth
- dual monitor support