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Compare single-board computers

Every single-board computers we've reviewed, side by side. Prices are today's UK prices, checked hourly. See the ranked Top 10

ProductProcessor (SoC)MemoryStorage optionsNetworkingPriceIdlePer year3 years, all inUpdates untilScore
Raspberry Pi 5 4GBBroadcom BCM2712, quad-core Arm Cortex A76 processor @ 2.4GHz, 512KB L2 per core and 2MB shared L3 cacheLPDDR4X-4267 SDRAM, offered in 1GB, 2GB, 4GB, 8GB and 16GB variantsmicroSD card slot with SDR104 support; M.2 storage needs a separate adapter over PCIe 2.0 x1Dual-band 802.11ac Wi-Fi, Bluetooth 5.0/BLE, Gigabit Ethernet; PoE+ needs a separate HAT~£105.603W£6.92£126.35Jan 20367.9/10verdict: buy
Raspberry Pi 4 Model B 1GBBroadcom 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)~£44.302.85W£6.57£64.01not announced7.0/10verdict: buy
Raspberry Pi 3 Model BBroadcom BCM2837, quad-core 64-bit ARM Cortex-A53 at 1.2 GHz1GB RAMmicroSD slot only, for OS and data100Base Ethernet; wireless LAN and Bluetooth~£331.4W£3.23£42.68not announced6.4/10verdict: wait for deal
IceWhale ZimaBoard 2Intel N150 (4 cores, 4 threads, up to 3.6GHz)8GB (832) or 16GB (1664) LPDDR5 4800 MHz, soldered and not upgradable32GB (832) or 64GB (1664) onboard eMMC; two SATA 6Gbps portsDual 2.5GbE~£288.898.2W£18.91£345.61not announced6.3/10verdict: wait for deal
Raspberry Pi Zero WHBroadcom 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 port~£15.40–––not announced5.9/10verdict: wait for deal
Arduino UNO Q 4GB (ABX00173)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 listed~£59.310.5W£1.15£62.77not announced5.1/10verdict: wait for deal

Prices marked ~ are the typical UK price when we researched the product; we show today's price once a retailer reports one. Value uses today's price, so it changes as prices move. Running costs assume 24/7 at idle, at 26.32p/kWh (the Ofgem price cap).

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