Dell Latitude 5400 Business Laptop Review UK (2026). Tested & Rated

I get it. You’re tired of clicking through endless laptop listings, trying to figure out if a refurbished business machine can actually handle your daily workload. The spec sheets look promising, but will it actually deliver? I spent two weeks with the Dell Latitude 5400 Business Laptop to find out, and honestly, this little workhorse surprised me in ways I didn’t expect from something at this price point.

During my two weeks of testing, I threw my typical workload at it: Chrome with 30+ tabs open (yes, I’m that person), Slack, Spotify, a couple of Word documents, and Excel spreadsheets. It handled everything without breaking a sweat. The 512GB NVMe SSD is genuinely quick – boot times are around 12 seconds, and applications launch instantly.

But let’s be realistic about what this isn’t. You’re not getting a gaming machine here. The integrated Intel UHD 620 graphics can manage basic tasks and older games at low settings, but if you want to play anything recent, look elsewhere. I tried running some light photo editing in GIMP, and whilst it worked fine for basic adjustments, anything involving heavy filters took a noticeable amount of time to process.

What impressed me most was the consistency. Some budget laptops start strong but throttle after a few minutes of sustained load. The Latitude maintained performance even during longer tasks. I ran a video export test (converting a 20-minute 1080p clip), and whilst it took about 18 minutes, the fans ramped up sensibly and performance stayed steady throughout.

Adequate brightness for indoor use, but struggles in direct sunlight. Colour accuracy is acceptable for office work but won’t satisfy creative professionals.

However. The brightness maxes out at around 250 nits, which is perfectly usable indoors but becomes a problem if you’re working near a window or trying to use it outdoors. I tested it in a coffee shop with large windows on a sunny afternoon, and I had to angle the screen away from the light to see anything properly.

Colour reproduction is what I’d call “business laptop standard”. It’s an IPS panel, so viewing angles are decent, but the colours look a bit washed out compared to more expensive machines. If you’re editing photos or doing design work, you’ll notice the limited colour gamut. For everything else – emails, documents, web browsing, video calls – it’s absolutely fine.

The anti-glare coating does help with reflections, which I appreciated during video calls. No one wants to see themselves reflected in their screen whilst trying to look professional on Zoom.

My typical workday test involved email, web browsing, document editing, and the occasional video call. I got around 5.5 hours of actual use before the low battery warning appeared. That’s with screen brightness at about 60% and WiFi connected throughout.

If you’re just watching Netflix with the screen dimmed a bit, you can stretch it to about seven hours. But throw in some heavier tasks – video calls with screen sharing, running multiple applications, background updates – and you’re looking at closer to four hours.

The good news? Charging is reasonably quick. The 65W power adapter got me from 15% to 65% in about 45 minutes, which is handy if you can grab a quick charge between meetings. Just don’t expect to work a full day away from a socket.

Compact enough for most laptop bags and backpacks. The charger adds about 300g to your bag weight, but it’s not massive.

At 1.49kg, it’s light enough to carry around without thinking about it. I took it on the train a few times during testing, and it slipped into my messenger bag alongside a notebook and water bottle without any issues. The 14-inch form factor is genuinely portable – it’s not trying to be an ultrabook, but it’s perfectly reasonable for daily commuting or moving between rooms at home.

The keyboard deck has virtually no flex, even when you’re typing aggressively. The lid has a tiny bit of give if you press on it, but it’s protected enough that I wouldn’t worry about it in a backpack. The hinges are excellent – they hold the screen at any angle without wobbling, and you can open the laptop one-handed without the base lifting up.

• Key Travel: 1.5mm – proper depth that feels satisfying to type on
• Layout: Full UK layout with dedicated function keys and a proper-sized Enter key. No numpad on the 14-inch model
• Backlight: Two-level white backlight – bright enough for dark rooms, doesn’t bleed around the keys
• Trackpad: 105mm x 65mm precision trackpad with Windows gestures. Smooth surface, reliable clicks
• Typing Feel: Firm, tactile feedback. I wrote about 15,000 words during testing without any hand fatigue

The key travel is generous for a modern laptop – about 1.5mm, which gives you proper tactile feedback. The keys have a slightly soft landing rather than being clicky, but there’s enough resistance that you know when you’ve pressed them. I typed up several articles during my testing period, and my hands never got tired.

The keyboard backlight has two brightness levels, which is all you really need. It illuminates the keys evenly without any annoying light bleed around the edges. The only quirk is that it turns off quite quickly when you stop typing – about 10 seconds – but it comes back on instantly when you touch a key.

The trackpad is a Microsoft Precision model, which means all the Windows 11 gestures work perfectly. Three-finger swipes to switch apps, pinch to zoom, two-finger scrolling – it all feels smooth and responsive. The clicking mechanism is consistent across the whole surface, though I tend to use tap-to-click anyway.

During normal use – web browsing, documents, email – the keyboard surface stays cool at around 34°C, and the palm rests are barely warmer than room temperature. The fan is either off or spinning so slowly you can’t hear it. I used this laptop in several video calls, and the microphone never picked up fan noise.

Push it harder with sustained loads, and the fan does spin up. It’s audible but not annoying – more of a gentle whoosh than a high-pitched whine. The underside gets warm but not uncomfortably hot. I used it on my lap whilst watching a film, and it was fine for the full two hours.

The fan curve is well-tuned. It doesn’t ramp up aggressively at the slightest load, but it also doesn’t let temperatures get out of control. During my stress testing, the CPU hit 78°C under sustained load, which is perfectly safe and well below thermal throttling territory. No coil whine on my unit either, which is always a relief.

Having three USB-A ports means you can plug in a mouse, an external drive, and still have one spare for a USB stick or phone charger. The HDMI port worked flawlessly with my 1080p monitor – just plug and play, no faffing about.

The SD card reader is a proper full-size slot, not the microSD slots you often see on consumer laptops. It sits flush when you insert a card, so you could leave one in there for extra storage if you wanted.

WiFi 5 might sound dated compared to WiFi 6, but in practice, it’s fine. I got solid speeds on my home network (around 380Mbps on a 500Mbps connection), and range was good throughout my flat. Bluetooth 5.0 connected to my headphones without any dropouts.

The webcam won’t win any awards, but it’s good enough for Zoom calls. The physical privacy shutter is a nice touch – slide it across and you know for certain the camera is covered. The microphones are genuinely good for a laptop, picking up my voice clearly without making my typing sound like a machine gun.

Speakers are the weak point. They’re on the bottom, so they fire downwards, and they lack any real bass. They’re fine for video calls or watching the occasional YouTube video, but you’ll definitely want headphones for music or films.

The Lenovo IdeaPad Slim 3 offers newer Ryzen performance and better battery life, but you’re only getting 8GB of RAM. If you’re the sort of person who has 20 browser tabs open whilst running Slack and Spotify, that 8GB will start to feel cramped quickly. The Latitude’s 16GB gives you proper breathing room.

The HP EliteBook 830 G5 is another business laptop in the same ballpark, but it’s smaller (13.3 inches) and typically comes with 8GB RAM at this price point. If you want something more portable and don’t need the extra RAM, it’s worth considering.

What you’re really getting with the Latitude is business laptop durability and features at consumer laptop pricing. The build quality, keyboard, port selection, and upgradeability are all a step above what you’d get in a new consumer laptop at this price.

The value proposition here is straightforward: you’re getting significantly more RAM and better build quality than any new laptop at this price point. The trade-offs are an older processor generation and refurbished condition rather than brand new.

Is that trade-off worth it? For most people doing office work, absolutely. The i5-8365U is still plenty fast enough for productivity tasks, and having 16GB RAM means the laptop won’t feel sluggish when you’re multitasking. The refurbished aspect comes with a 12-month warranty, so you’re covered if anything goes wrong.

Where this laptop makes less sense is if you need modern performance, all-day battery life, or a stunning display. In those cases, you’d need to spend considerably more – we’re talking mid-range or upper mid-range territory. But for email, documents, web browsing, video calls, and light multitasking? This is brilliant value.

But here’s the thing: it absolutely nails the fundamentals. The keyboard is genuinely pleasant to type on. The 16GB of RAM means you can actually work the way modern web apps demand – with multiple tabs, applications, and services running simultaneously. The build quality feels like it’ll survive being shoved in and out of a bag every day for years.

If you’re upgrading from an old laptop with 4GB or 8GB RAM, the difference will be night and day. Applications that used to stutter and freeze will run smoothly. You’ll stop seeing “Page Unresponsive” messages in Chrome. Your laptop will actually keep up with you rather than making you wait.

The Latitude 5400 is proof that you don’t need to spend a fortune to get a capable, reliable laptop. You just need to be realistic about what matters. If you value performance and build quality over battery life and display quality, this is one of the best deals in the budget bracket right now.