KVM Switches Price Comparison
Compare 418 KVM switches from ATEN, StarTech.com, Lindy and more — find the best price across top UK retailers, from basic 2-port to quad-monitor 4K setups.
KVM Switches price comparison UK
Controlling multiple computers from a single desk used to mean a tangle of keyboards, mice, and monitors. A KVM switch solves that elegantly — one set of peripherals, multiple machines, instant switching. What's changed recently is the sheer breadth of the market: from a compact bus-powered 2-port unit starting at 0 £, right up to enterprise-grade rack-mounted solutions pushing 0 £. That range tells you something important: this is not a one-size-fits-all category.
ATEN dominates the catalogue with over 100 references and commands the highest average prices, which reflects their reputation in professional and data-centre environments. StarTech.com, by contrast, offers the widest spread of use cases — from affordable compact switches to high-end quad-monitor DisplayPort models — and consistently appears among the most-compared products on MagicPrices. Lindy and Digitus sit in a sensible mid-range, while Vertiv and Tripp Lite cater almost exclusively to enterprise buyers who need centralised server management.
The video interface is where most buyers trip up. HDMI 2.0 handles 4K at 60Hz without issue for the vast majority of office and creative workflows. If you're running a gaming rig or editing high-frame-rate footage, you'll want DisplayPort 1.4 or HDMI 2.1 — and you'll pay for it. Dual-monitor and quad-monitor switches add another layer of complexity: each port must support the full resolution of every connected display simultaneously, which is why these models sit firmly above 0 £ in our catalogue. For a straightforward 2-port single-monitor setup, the sweet spot sits well below that figure.
One detail worth flagging: bus-powered switches (those drawing power directly from the USB connection) are genuinely convenient for clean desk setups, but they're limited to lower-bandwidth configurations. If you're pushing 4K across multiple displays with a USB 3.0 hub, you'll need an external power adapter. It's a small but consequential distinction that the spec sheets don't always make obvious. For related peripherals to complete your setup, browse our keyboards and mice comparisons, or explore KVM extenders if your computers aren't co-located on the same desk.
How to Choose the Right KVM Switch
With prices spanning from 0 £ to 0 £ and use cases ranging from a home developer's two-machine setup to a data centre rack, picking the wrong KVM switch is an easy mistake. The criteria below cut through the noise — organised by what actually matters in practice, not by spec-sheet order.
Video interface and maximum resolution
This is the single most important decision. VGA and DVI are legacy interfaces — avoid them unless you're managing older server hardware with no display upgrade path. For modern workflows, HDMI 2.0 (4K/60Hz) covers the vast majority of office, creative, and developer use cases. DisplayPort 1.2 or 1.4 is preferable if your monitors and graphics cards support it, offering higher bandwidth and better multi-monitor chaining. USB-C Alt Mode switches are increasingly popular for laptop-centric setups — a single cable handles video, data, and power simultaneously. If you're editing 4K video or gaming at high refresh rates, don't compromise: pay for a switch that explicitly states 4K 60Hz or higher, not one that merely 'supports 4K' in ambiguous terms.
Number of ports and monitor configuration
Two-port switches cover most home and small-office scenarios — one personal machine, one work laptop. Four-port switches make sense for developers managing multiple servers or sysadmins who need hands-on access to several machines. Beyond four ports, you're in rack-mount territory and prices climb steeply. The monitor count matters just as much: a dual-monitor switch must replicate the full resolution on both displays for every connected computer simultaneously, which is why these models cost significantly more than single-monitor equivalents. Quad-monitor switches are genuinely niche — useful for trading desks or broadcast environments, but overkill for most. Be precise about what you need: buying a 4-port dual-monitor switch when a 2-port single-monitor would do is a common and expensive mistake.
USB hub speed and HID port count
Most KVM switches include a built-in USB hub for sharing peripherals. The difference between USB 2.0 (480Mbps) and USB 3.0 (5Gbps) is irrelevant for keyboards and mice, but significant if you're sharing an external SSD or a high-speed card reader between machines. Look for at least 2x USB 3.0 hub ports if data transfer is part of your workflow. HID ports (dedicated for keyboard and mouse) are separate — 4x USB 2.0 HID is the standard on mid-range switches and is perfectly adequate. More HID ports give you flexibility to add a presenter remote or a secondary input device without occupying hub bandwidth.
Switching method: hotkeys, push-button, or automatic
Hotkey switching is the fastest and most practical method for frequent switching — a keyboard shortcut (typically Scroll Lock twice, or a configurable sequence) triggers the switch without you leaving your chair. Push-button is reliable but requires physical access to the unit, which is fine if the switch sits on your desk but awkward if it's rack-mounted. Some higher-end models offer automatic switching triggered by mouse movement or USB activity detection — genuinely useful in specific workflows but occasionally prone to accidental switching. For most users, a combination of hotkey and push-button covers all scenarios. Remote control switching is largely confined to enterprise rack units.
Bus-powered vs. externally powered
Bus-powered switches draw their power from the USB connection — no separate adapter, cleaner desk, simpler setup. They work well for 2-port single-monitor configurations at 1080p or 1440p. The moment you push to 4K dual-monitor with a USB 3.0 hub, the power budget becomes a constraint and you'll need an external power adapter. This isn't always clearly stated in product listings, so check the spec sheet carefully. StarTech.com's compact cable KVM range is explicitly bus-powered and honest about its limitations; ATEN's higher-end KVMP switches all require external power and deliver accordingly. Don't buy a bus-powered switch expecting it to handle a demanding multi-display 4K workflow.
Audio support and DDC/CI
Audio routing is often an afterthought until it isn't. If you use speakers or a headset connected to your monitors or a desktop audio interface, check whether the switch routes audio alongside video — not all do. Analogue 3.5mm audio passthrough is the most common implementation and works reliably. DDC/CI support is a subtler but valuable feature: it allows the switch to automatically reconfigure your monitor's input settings when you switch computers, eliminating the need to manually navigate the monitor's OSD menu. On a busy desk where you switch frequently, this saves genuine time. It's typically found on mid-range and above switches — another reason not to buy the cheapest option if switching efficiency matters to you.
- Entry-level (From 0 £ to 0 £) : Basic 2-port switches, mostly VGA or older HDMI, limited or no USB hub. Brands like VCOM and budget ATEN VGA models sit here. Fine for legacy server access or a secondary KVM on an older machine — not recommended as a primary switch for a modern 4K workflow. Trendnet also offers some 2-port HDMI options at this level.
- The sweet spot (From 0 £ to 0 £) : Where most home-office and developer buyers should be looking. StarTech.com's compact cable KVM range and Lindy's dual-head DisplayPort switches live here, offering 4K 60Hz, USB 3.0 hubs, and hotkey switching. Good value, well-specified, and available from mainstream UK retailers including Amazon.co.uk and Currys.
- For demanding multi-display setups (From 0 £ to 0 £) : Dual-monitor and 4-port switches from ATEN, StarTech.com, and Belkin. Expect full 4K 60Hz across multiple displays, USB 3.0 hubs, audio support, and DDC/CI. ATEN's KVMP series and StarTech's quad-monitor DisplayPort switches are strong choices here. Worth every penny if you genuinely need multi-monitor switching — but don't pay this if a single-monitor switch would do.
- Enterprise and rack-mount (Over 0 £) : Black Box, Vertiv, Tripp Lite, and ATEN's enterprise range. Rack-mounted units managing 8, 16, or more servers, often with IP-based remote access, BIOS-level control, and enterprise security features. Vertiv's average price of over £2,000 reflects this. Unless you're managing a server room, this tier is irrelevant — and if you are, procurement will likely handle the decision.
Top products
- StarTech.com 2-Port Hybrid USB-C HDMI Cable KVM Switch, 4K 60Hz, Compact KVM with 6ft/1.8m USB-A/HDMI/Audio & 4ft/1.2m USB-C Integrated Host Cables, Bus Powered - Remote Push Button/Hotkey Switching (StarTech.com) : The most practical entry point for a mixed Mac/PC desk — one USB-C host, one USB-A/HDMI host, 4K 60Hz, bus-powered, cables included. Ideal for a laptop-plus-desktop setup. Not suitable if you need dual monitors.
- StarTech.com 2-Port Dual-Monitor DisplayPort KVM Switch, 4K 60Hz, 2x USB 5Gbps Hub Ports, 2x USB 2.0 HID Ports, Hotkey and Push-Button Switching, TAA Compliant - ESD Level 3 Protection (StarTech.com) : Our pick for dual-monitor desktop users who want proper USB 3.0 hub speeds and ESD Level 3 protection. Well-specified and reliable — the TAA compliance is irrelevant for UK buyers but the build quality is genuinely above average.
- ATEN 4-Port USB 3.0 4K HDMI Dual Display KVMP™ Switch (ATEN) : ATEN's KVMP series is the benchmark for 4-port dual-display switching. Solid build, reliable hotkey switching, and USB 3.0 hub included. Expensive, but if you're managing four machines across two monitors, there's little else at this level from a UK-stocked brand.
- Lindy 2 Port Dual Head DisplayPort 1.2 KVM Switch (Lindy) : Lindy's dual-head DisplayPort switch is the understated option that often gets overlooked in favour of bigger brand names. Competitively priced for dual-monitor DisplayPort switching, and Lindy's UK support is genuinely responsive. DisplayPort 1.2 caps at 4K 60Hz — fine for most, limiting if you need higher refresh rates.
- StarTech.com 2 Port Quad Monitor DisplayPort KVM Switch - 4K 60Hz UHD HDR - Desktop 4K DP 1.2 KVM with 2 Port USB 3.0 Hub (5Gbps) & 4x USB 2.0 HID Ports, Audio - Hotkey Switching - TAA (StarTech.com) : The only quad-monitor switch in our top-compared list, and genuinely impressive in scope — 4K 60Hz across four displays, USB 3.0 hub, audio, hotkey switching. Expensive and niche, but if you run a four-monitor setup across two computers, there's no real alternative at this specification level.
Related categories
Frequently Asked Questions
What is the difference between a KVM switch and a USB switch?
A KVM switch shares a keyboard, video monitor, and mouse between multiple computers simultaneously — switching all three inputs at once. A USB switch only shares USB peripherals (keyboard, mouse, storage) and does not handle the video signal. If you need to share a monitor as well as input devices, you need a KVM switch. If your monitors are already separate and you only want to share a keyboard and mouse, a USB switch is simpler and cheaper.
Will a KVM switch introduce lag or affect display quality?
A well-specified KVM switch should introduce no perceptible lag for standard office use. For gaming or real-time video work, it's worth checking the switch's stated latency — some cheaper models introduce 5–10ms of input lag, which is noticeable. Display quality is determined by the switch's maximum supported resolution and bandwidth: a switch rated for 4K 60Hz will pass through a 4K signal without degradation, provided you use quality cables. Avoid switches that merely claim '4K support' without specifying the refresh rate.
Do I need separate KVM cables, or are they included?
It depends on the switch type. Integrated cable KVM switches (common in StarTech.com's compact range) have cables permanently attached — convenient but less flexible. Rack-mount and desktop switches from ATEN and Black Box typically require separate KVM cables, which may or may not be included in the box. Always check the product listing carefully: 'KVM cables included' is explicitly stated when they are, and absent when they aren't. Buying cables separately adds cost and can push a seemingly affordable switch into a higher price bracket.
Can I use a KVM switch with a MacBook and a Windows PC together?
Yes, most modern KVM switches are OS-agnostic and work with macOS, Windows, and Linux without drivers. The main consideration is the video interface: MacBooks typically use USB-C or Thunderbolt, so you'll need a switch with USB-C Alt Mode support or an appropriate adapter. StarTech.com's USB-C KVM switches are explicitly tested with MacBook Pro and MacBook Air. Hotkey switching sequences may differ slightly between operating systems, but this is a minor inconvenience rather than a compatibility issue.
Is it worth buying a cheap KVM switch from an unknown brand?
Generally, no — and this is one category where cutting corners tends to backfire. Cheap unbranded KVM switches frequently suffer from signal degradation at 4K, unreliable hotkey switching, and poor USB compatibility with certain peripherals. The VCOM DD214 at the budget end of our catalogue is a known quantity, but truly unbranded units from marketplace sellers carry real risk. Given that a reliable 2-port 4K switch from StarTech.com or Lindy sits at a reasonable price point, the saving from going unbranded rarely justifies the trade-off in reliability.
What does TAA compliant mean on a KVM switch, and do I need it?
TAA (Trade Agreements Act) compliance means the product is manufactured in a country covered by US government trade agreements — it's a US federal procurement requirement. For UK buyers, TAA compliance is irrelevant unless you're supplying to a US government contract. Don't let it influence your purchase decision either way. It appears frequently in StarTech.com listings because they sell heavily into the US public sector market, but it carries no practical benefit for a UK home office or business buyer.
How many monitors can a KVM switch support in 2026?
Most consumer and prosumer KVM switches support one or two monitors per connected computer. Dual-monitor switches are the most common multi-display option and are widely available from ATEN, StarTech.com, and Lindy. Quad-monitor switches exist — StarTech.com's 2-port quad-monitor DisplayPort model is one of the most-compared in our catalogue — but they're expensive and genuinely niche. If you run a three-monitor setup, check carefully: true 3-monitor KVM switches are rare, and most buyers in that scenario use a dual-monitor KVM for their primary displays and handle the third monitor separately.