Best match
HD4003-DP-M415F Mini PC Celeron J4125 4K HDMI DP Single/Dual LAN Industrial Computer Mini Computer
AliExpress · Top-ranked for this budget
$281.80$313.11
Get deal Prices updated Nov 11, 2026
Best Mini PCs Under $300
We compared 84 mini PCs priced under $300 from 5 stores. Most cost around $282, and well-matched options start at $219.38. GMKtec, KAMRUI US-275, KAMRUI US-359 and 253US ACEMAGIC have the most models in this price range. 47 are currently marked down. Prices come from each store's product feed and are refreshed every day.
84Compared
5Stores
$219.38From
47On sale
Top picks under $300
Budget pick
GMKtec G5S Mini PC, Intel N5095, 8GB RAM 128GB SSD, Mini Desktop Computers, 4K Dual HDMI USB3.2, WiFi6, BT5.2, Business Home Office
Walmart · One of the cheapest well-matched options
$229.99
Get deal 
Big price drop
KAMRUI Pinova P1 Mini PC, Windows-11 Pro AMD Ryzen 3 Pro 7330U(Beat 3500U/N100/N150, up to 4.3GHz), 8GB RAM 256GB SSD Computer Support 4K HDMI+DP+Type-C/WiFi/BT Business Home Office Mini pc
Amazon · 30% below its usual price
$299$429.99
Get deal 84 deals
Mini PCs under $300
-10%
AliExpressHD4003-DP-M415F Mini PC Celeron J4125 4K HDMI DP Single/Dual LAN Industrial Computer Mini Computer
$281.80$313.11
You save $31
-21%
Amazon· ACEMAGIC US-366ACEMAGIC V1 Mini PC AMD Ryzen 5 3500U 16GB DDR4 256GB SSD Mini Computers
$299.98$379.99
You save $80
-49%
AliExpressNetwork Security Mini PC Intel J1900 6 Ethernet Port RS232 1*HD 2*USB DDR3 4GB 128GB Industrial Pfsense Firewall Nano Mini PC
$281.04$551.07
You save $270
-49%
AliExpress6 Lan I226 Pfsense Firewall Mini PC Celeron J1900 1* DDR3 4GB+125GB 1*RS232 1*HD 2*USB Gateway X86 Industrial Nano Mini PC
$281.04$551.07
You save $270
-11%
Amazon· ACEMAGIC US-366ACEMAGIC V1 Mini PC AMD Ryzen 5 3500U 8GB DDR4 256GB SSD Mini Computers
$259.98$295
You save $35
-44%
AliExpressFirewall Appliance Mini PC Intel N150 4x LAN 2.5G i226V Network Card Soft Router Pfsense OPNsense GK Computer DP HD Windows11
$275.46$491.89
You save $216
-30%
-30%
AliExpressIntel N150 N5105 Mini PC Firewall Support Windows Linux Pfsense EXSI 4x Intel-i226V 2.5G Ethernet M.2 NVMe SSD Mini PCIe SIM
$291.89$416.99
You save $125
-14%
-43%
AliExpress3xDisplay Fanless Mini PC Intel N150 N100 2x2.5G RJ45 2*COM NVMe DDR4 2*HD 1*DP Type-C Solid Firewall Industrial Mini Computer
$272.44$477.96
You save $206
-30%
AliExpressXCY X77 Fanless Industrial Mini PC Intel Core 8th/10th CPU 6x Serial Ports 4x Ethernet POE 16x GPIO 8xUSB LVDS EDP HDMI DC9V-36V
$282.09$402.99
You save $121
-49%
AliExpressPfsense Firewall Mini PC 4 Intel 1226 LAN Celeron J1900 DDR3 Barebone Network Security Quad Core HD1.4 Industrial Nano Mini PC
$251.71$493.55
You save $242
-49%
AliExpress4 LAN Port Nano Mini PC Network Security Celeron J1900 DDR3 Barebone Quad Core Soft Router Pfsense Firewall Mini PC
$251.71$493.55
You save $242
-10%
Amazon· GMKtecGMKtec Mini PC Ryzen 5 3500U 16GB RAM 512 SSD Office Home Business Computer
$287.99$319.99
You save $32
-45%
AliExpressFanless industrial Mini PC Intel Alder Lake N100 J6412 HD VGA Dual LAN Windows11 Desktop Office Computer 2*RS232 HTPC
$256.18$465.78
You save $210
-58%
AliExpressKAMRUI Mini PC AMD R2544(Beat 3500U/4300U/N150, Up to 3.7GHz)16GB DDR4 512GB M.2 SSD Mini Desktop PC 4K/WIFI for Business Office
$234.57$564.44
You save $330
-10%
AliExpressELSKY Mini Pc with Rs232 X86 RJ45 Mini Computer PC J1900 Fanless Embedded VGA for Bypass PfSense Software Computer Mini Pc
$298.84$332.05
You save $33
-49%
AliExpressKAMRUI Mini PC AMD Ryzen5 3501U 8GB DDR4 256GB SSD Desktop Computer Dual 4K Display Micro PC WiFi5 Windows11 Pro for Home Office
$241.86$477.76
You save $236
-7%
AliExpressFirewall Appliance J4125 Fanless Mini Pc 4LAN Best Computers for Network Security
$292.90$314.94
You save $22
-10%
AliExpressELSKY J1900 Fanless Embedded 4 Lan X86 RJ45 1000M Mini Computer PC VGA Mini Pc with Rs232 Barebone Pocket Pc
$287.35$319.28
You save $32
-50%
AliExpressNewest Intel i5 8250U i7 8560U Mini PC Daul LAN HD VGA 4xUSB3.0 DDR4 NVMe Desktop Industrial Computer 7300U
$233.57$467.14
You save $234
Amazon· KAMRUI US-275KAMRUI Mini PC N5105(up to 2.9GHz) 8GB RAM 256GB M.2 SSD Mini Computers
$289.99
-10%
-7%
AliExpressCheap Customized Firewall VPN Network Security N1041 J4125 Mini PC Barebone System for Industry
$290.56$312.43
You save $22
-7%
AliExpressCustomized Fanless Design N5095 Quad Core 2.0GHz Firewall Hardware Mini Pc Router 4*lan Pfsense
$282.49$303.75
You save $21
-33%
AliExpressKAMRUI Mini PC Ryzen 5 3501U 8GB DDR4 256GB M.2 SSD Windows11Pro WiFi5 Dual 4K Display Mini Desktop Computer for Office Business
$241.22$358.32
You save $117
Amazon· ACEMAGIC US-364ACEMAGIC Mini PC, AMD Ryzen 5 3500U, 8GB RAM, 256GB SSD, Dual 4K
$279.99
-47%
AliExpressSoft Router 12th Gen Intel N100 N150 4*2.5G I226 LAN Firewall Appliance Computer Fanless Mini PC PfSense PVE ESXi Windows 11
$219.38$413.93
You save $195
-7%
AliExpressJ3160 Quad Mini PC Fanless Mini Box Computer RS232 for Industrial Use with US/EU/AU/CN Plugs
$269.03$289.28
You save $20
Amazon· KAMRUI US-275KAMRUI Mini PC N5105(up to 2.9GHz) 12GB RAM 256GB M.2 SSD Mini Computers
$249
-25%
AliExpressFanless Industrial Mini PC Intel Core I3 I5 I7 HDMI VGA Mini Computer Dual LAN RS232 RS485 Ports Industrial Control Host
$241.50$322
You save $81
-33%
Amazon· KAMRUI US-275KAMRUI GK3PLUS Mini PC W-11 Pro, Intel N3350 8GB RAM 256GB SSD
$199.99$299.99
You save $100
-30%
AliExpressIndustrial Mini PC Intel Celeron J6412 N150 DDR4 M.2 NVMe SSD/mSATA/2.5inch SATA 2x COM RS232 2x LAN 3x Display Win10/11 Linux
$233.79$333.99
You save $100
Amazon· KAMRUI US-359KAMRUI Mini PC AMD Ryzen Embedded R2544 8GB DDR4 RAM 256GB SSD Win 11-Pro
$239
-10%
AliExpressMini PC Win 10 Core I7 5500U Desktop Computer with VGA HD WIFI HTPC TV Box USB3.0 Mini PCS Desktop Gaming Pc
$245.81$273.12
You save $27
Amazon· KAMRUI US-275KAMRUI Mini PC Alder Lake- N95 Mini Computers 8GB DDR4 RAM 256GB M.2 SSD
$229.99
-7%
AliExpressOEM Factory J3710 Fanless Mini Pc LPT VGA HD 2*RJ45 LAN SIM 8*USB 6*COM Embedded Computer PC for Retail Solutions
$249.31$268.07
You save $19
-45%
AliExpressKAMRUI Mini PC Intel N5030 Up to 3.1GHz 8GB DDR4 512GB M.2 SSD 4K Triple Screen Mini Desktop Computer with UHD Graphics 605 Home
$195.81$352.89
You save $157
-20%
AliExpressZoidClaw OpenClaw AI Mini PC- PC Edge Server Physical Isolation High Security Mini PC for Local AI Deployment Octa / Quad Core
$229.42$286.77
You save $57
-30%
AliExpressMini PC Intel Celeron J6412 N150 Processor 2x HDMI 1x DP 2x COM RS232 2x Ethernet Windows10/11 Linux
$209.99$299.99
You save $90
-7%
AliExpressFactory Borebone System Mini Pc J3160 Quad Core Faneless Box PC for Home and Student
$234.96$252.64
You save $18
-32%
AliExpressFashion MINI PC 2026 Mini PC Intel N150 Windows 11 32GB RAM 2048GB ROM Support 4K Micro Desktop Computer Dual-Band WiFi MINI PC
$197.78$290.85
You save $93
-7%
AliExpressOEM Nano Mini PC N5095 Quad Core 1*RS232 2*HD 4*USB 2 COM X86 Desktop Barebone Thin Client Mini Pc
$224.45$241.34
You save $17
-40%
AliExpressFanless industrial Mini PC Intel Alder Lake N100 2*HD 1*DP 1*Type-C Dual LAN RJ45 Office Desktop COmputer 2*COM RS232 5G SIM
$177.47$295.78
You save $118
-7%
AliExpressCheap Wholesale J3160 Fanless Mini Pc DP HD 6USB 2RJ45 LAN SIM Small Compact Pc for Industrial Automation SOHO
$218.82$235.29
You save $16
-7%
AliExpressUltra Mini Pc Quad Core J3160 Three Display Barebone Mini Pc for Kiosk Interactive Info System
$217.02$233.36
You save $16
-30%
AliExpressFanless Industrial Mini PC Intel Celeron N5105 N5100 4x 2.5G Ethernet 1x COM RS232 SIM Slot mPCIE Windows Linux Pfsense OpenWrt
$186.20$266
You save $80
-7%
AliExpressOEM Fanless J4125 Mini Computer Barebone Dual Lan Dual RS232 Industrial Embedded Dual Display Mini Pc
$215.23$231.43
You save $16
-30%
AliExpressFanless Industrial Mini PC Intel Core i7-1165G7 i5-1135G7 6x COM RS232/485/422 2x Ethernet WiFi 4G LTE SIM GPIO Windows Linux
$184.79$263.99
You save $79
-30%
AliExpressFanless Mini PC Industrial IPC Intel N5100 Windows Linux 4x 2.5G Ethernet SIM Card Slot 2xDDR4 M.2 NVMe SSD Mini PCIe Expansion
$183.39$261.99
You save $79
-7%
AliExpressBarebone System NUC-C3 L2 Firewall Mini Pc 2 Lan Port with J3060 Processor
$193.71$208.29
You save $15
Not what you need? Search all mini PCs →
Refreshed daily. Prices come straight from each store's product feed — last update Nov 11, 2026.
5 stores, one list. We mix stores so no single shop crowds out the rest.
Coupons on top. Look for the coupon tag on a deal to save even more at checkout.
Mini PCs under $300: FAQ
1What is the cheapest mini PC under $300?
1
What is the cheapest mini PC under $300?In today's comparison, well-matched mini PCs start at $219.38 — for example "Soft Router 12th Gen Intel N100 N150 4*2.5G I226 LAN Firewall Appliance Computer Fanless Mini PC PfSense PVE ESXi Windows 11" at AliExpress. Prices change daily, so check the store for the current price.
2How much do mini PCs under $300 usually cost?
2
How much do mini PCs under $300 usually cost?The typical price of the mini PCs in this list is about $282. 84 models from 5 stores are listed under $300.
3Which stores sell mini PCs under $300?
3
Which stores sell mini PCs under $300?AliExpress (40), Amazon (29), Walmart (11), Mechdiy (3) and Www.blackview.hk (1) — the number shows how many matching mini PCs each store has.
4Are any mini PCs under $300 on sale?
4
Are any mini PCs under $300 on sale?Yes — 47 are marked down right now. The biggest markdown is 58% off "KAMRUI Mini PC AMD R2544(Beat 3500U/4300U/N150, Up to 3.7GHz)16GB DDR4 512GB M.2 SSD Mini Desktop PC 4K/WIFI for Business Office" at AliExpress ($234.57). Use the "On sale" filter to see them all.
5How often is this list updated?
5
How often is this list updated?Every day, after the stores' product feeds are refreshed. This list was last updated on Nov 11, 2026. Prices and stock can change at any time, so the store's own page is always the final word.
More deals in Computers & accessories
Prices and availability come from the stores and may change. We may earn a commission when you buy through these links — affiliate disclosure.