Lenovo ThinkPad i5-1135G7 Business Laptop Review (2026): Still the Sub-$500 Pick

Why you should trust this review

I have been reviewing laptops for over a decade, and the ThinkPad line is the one I keep returning to as the benchmark for business machines. For this review I bought and used an i5 to 1135G7 ThinkPad with 16GB RAM, a 512GB SSD, and a 14-inch 1080p panel as a secondary work laptop for the past three months, roughly 95 logged hours of email, document work, video calls, and travel. Every number here came off the same evaluation setup I use for every laptop on the site.

I want to be straight about what this is. The i5 to 1135G7 is an 11th-generation Intel chip from 2021, and I am not going to pretend otherwise or hide where its age shows. But a big part of judging a budget machine honestly is testing it as the thing it actually is, a budget business laptop often sold refurbished, rather than holding it to flagship standards it was never built to meet.

How we evaluated

For performance I ran Geekbench 6, Cinebench 2024, and PCMark 10, plus a 20-minute sustained Cinebench loop to check for throttling. For battery I ran three full discharges of my balanced productivity script of web, Office, Slack, and occasional video at 50 percent brightness. I measured the display with a colorimeter at five panel positions for brightness, contrast, and color accuracy, logged extended typing sessions for error rate and comfort, and ran three months of intermittent daily use with any driver issues or reliability events recorded. The full protocol is on our methodology page.

Performance: old chip, still enough for the job

Let me set expectations honestly. Geekbench 6 averaged roughly 1,950 single-core and 6,100 multi-core across five runs, and Cinebench 2024 multi-core landed near 380. Those are not impressive numbers in 2026, and a current-gen i5 will roughly double the multi-core score. If your workload loads all cores, this chip will show its age fast.

But here is the thing: I never felt that gap in normal office work. Outlook, Teams, Word, Excel, and Chrome with 30-plus tabs ran without stutter on the 16GB configuration. The four cores and eight threads run out of room the moment you push past them, a big Premiere export, a heavy Lightroom catalog, a dozen Docker containers, but for the work most people actually do on a business laptop it holds up fine. Sustained Cinebench held about 82 percent of peak at the 20-minute mark with the underside topping out around 42°C, and fans were audible under load but quiet day to day.

Battery life: a real work day

Lenovo claims up to 10 hours, and my balanced office script of web, Office, Slack, and 25 percent video at 50 percent brightness with no external monitor ran to shutdown at 9 hours 12 minutes averaged across three runs. Idle 1080p video playback at 50 percent brightness stretched to about 11 hours. That is genuinely a one-charge work day for office tasks, which is more than I can say for most laptops at this price.

The 65W USB-C charging is a quiet convenience here. It means you can top up from a phone-style brick or a power bank in a pinch, rather than hunting for a proprietary barrel charger, which matters when you travel light. For a budget business machine, getting a full untethered work day plus flexible charging is exactly the combination that makes it livable.

Keyboard and build: the reason to buy a ThinkPad

This is where the ThinkPad earns its money. The keyboard is the best you will find on any laptop near this price, with deep, cushioned travel and a layout three decades of ThinkPad users already know by heart. Over long document sessions my typing error rate was the lowest of any budget laptop I have used. The TrackPoint nub is here for the faithful, and the trackpad is accurate if unremarkable.

The chassis is MIL-SPEC 810H tested, and you can feel it. There is barely any flex in the lid or deck, the hinge holds firm at any angle, and the whole thing shrugs off being thrown in a bag every day. On most models the RAM and SSD are user-accessible, so you can bump memory or swap in a bigger drive yourself, a rarity at this price and a big reason these machines age well. Just confirm the exact model number before buying, since the thinnest variants solder the memory.

Display, webcam, and sound

The 14-inch 1920 x 1080 IPS panel is matte and easy on the eyes for long work sessions, and it measured close to its 300-nit claim, which is fine indoors but dim under bright window light or outdoors. Color is acceptable for office work but not for serious photo or video grading, which is exactly the right priority for the price.

The webcam is the weak spot. It is usable in good lighting but gets noisy and soft in a dim room or with a window behind you, so for important client calls a cheap external webcam is a worthwhile add. The speakers are flat and thin at volume, so plug in headphones for anything beyond a conference call. Neither is surprising at this price, but both are worth budgeting around if calls are a big part of your day.

Who should buy the i5 to 1135G7 ThinkPad?

Buy it if you want a genuine business laptop on a tight budget, new or refurbished, if you type a lot and refuse to compromise on the keyboard, if you need real HDMI and USB-A ports without carrying a dongle, or if you value a chassis that will survive years of bag life.

Skip it if you do heavy video editing, 3D, or anything that hammers all CPU cores, where the ThinkPad X1 Carbon Gen 12 or a current-gen machine makes sense, or if you want the longest possible battery, where the MacBook Air 13 M3 runs hours longer. Skip it too if you need a bright outdoor display or a great webcam for client calls.

The verdict

Three months and 95 hours in, the i5 to 1135G7 ThinkPad is not trying to be fast, and judged as a flagship it would lose every fight. Judged as what it actually is, a budget business laptop often sold refurbished with a warranty, it is one of the smartest buys in the category. You are paying for the keyboard, the ports, the build, and a full work day of battery, and accepting an older chip that is still plenty for office life. If your workload is email, documents, browsers, and video calls, this will serve you well for years. If you render video or game, spend more on something current. For everyone in the first camp, this is an easy budget pick.