Best single-board computers under £75 (2026)
The single-board computers we've reviewed that cost £75 or less, best first. Each is scored against products at a similar price, so a high score here means good for the money. Where we don't have today's price, we use the typical UK price we found when researching it.
Researched, not hands-on tested.How we review ›
- #1
Raspberry Pi 4 Model B 1GB
7.0/10verdict: buyThe Raspberry Pi 4 Model B 1GB is for beginners, tinkerers and homelabbers who want official Raspberry Pi OS support and an active community for light, low-memory jobs. It suits GPIO projects, small services and learning Linux, where the software ecosystem matters more than raw capacity. It is less suited to anyone who needs fast native storage or plans to run it hot without cooling.
Broadcom BCM2711, quad-core Cortex-A72 (ARM v8) 64-bit SoC at 1.5-1.8GHz (sources conflict: 1.8GHz on the manufacturer page, 1.5GHz in the datasheet and Amazon listing)1GB, 2GB, 3GB, 4GB or 8GB LPDDR4-3200 SDRAM (depending on model); the 1GB variant is one optionMicro-SD card slot for loading operating system and data storage; no M.2 or NVMe interface listed2.4 GHz and 5.0 GHz IEEE 802.11ac wireless, Bluetooth 5.0, BLE; Gigabit Ethernet (PoE requires a separate add-on PoE HAT)2.85W idle · £6.57/year to run · £64.01 over three years, all in
Read the full review ݣ44.30typical UK price when researchedCheck price at Amazon UK (opens in a new tab, affiliate link)
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- #2
Raspberry Pi 3 Model B
6.4/10verdict: good, not the bestThe Raspberry Pi 3 Model B suits people who want a small board for GPIO projects, simple services or learning. It fits builders who need a 40-pin header with camera and display ports. It is a poor fit for anyone who needs fast networking, USB 3 or storage beyond a microSD card.
Broadcom BCM2837, quad-core 64-bit ARM Cortex-A53 at 1.2 GHz1GB RAMmicroSD slot only, for OS and data100Base Ethernet; wireless LAN and Bluetooth1.4W idle · £3.23/year to run · £42.68 over three years, all in
Read the full review ݣ33typical UK price when researchedCheck price at Amazon UK (opens in a new tab, affiliate link)
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- #3
Raspberry Pi Zero WH
5.9/10verdict: good, not the bestThe Raspberry Pi Zero WH is for people who want a small, low-power board with GPIO ready to use straight away. It suits single-purpose projects that need Wi-Fi, Bluetooth and header-based add-ons rather than much processing power. It is not aimed at anyone who needs wired networking, fast storage or several services running at once.
Broadcom BCM2835 with a 1 GHz single-core 32-bit ARM11 CPU and 400 MHz VideoCore IV GPU512 MB LPDDR2 RAM at 450 MHzmicroSD slot only2.4 GHz 802.11b/g/n Wi-Fi; Bluetooth 4.0 with BLE per Raspberry Pi (4.1 per The Pi Hut); no wired Ethernet portRead the full review ݣ15.40typical UK price when researchedCheck price at Amazon UK (opens in a new tab, affiliate link)
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- #4
Arduino UNO Q 4GB (ABX00173)
5.1/10verdict: good, not the bestThe Arduino UNO Q 4GB suits makers who want Linux and real-time Arduino code on one UNO-format board. It is aimed at projects that mix sensors and actuators with software running on Debian. It is a weaker fit for anyone who wants a general-purpose mini computer with wired networking and storage expansion.
Qualcomm Dragonwing QRB2210, quad-core Arm Cortex-A53 @ 2.0 GHz, 64-bit, Adreno 702 GPU @ 845 MHz, plus separate STM32U585 MCU (Cortex-M33, up to 160 MHz)4GB LPDDR432GB onboard eMMC; no SD or M.2 slot listedDual-band Wi-Fi 5 (802.11a/b/g/n/ac) and Bluetooth 5.1 on module WCBN3536A; no Ethernet port listed0.5W idle · £1.15/year to run · £62.77 over three years, all in
Read the full review ݣ59.31typical UK price when researchedCheck price at Amazon UK (opens in a new tab, affiliate link)
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