Lenovo ThinkBook 14 Gen 7 (Intel) Review – Superb Performance for Such a Compact Device

    The ThinkBook 14 Gen 7 is virtually the same device as the 16-inch model but expectedly, the 14-incher is more compact and light. Aside from that, almost all its features are identical compared to the bigger sibling including the Meteor Lake-U or H CPU options, the good upgradability, and the rich port selection. That sounds pretty mouthwatering for this kind of form factor.

    You can find this device even with a 1200p IPS touchscreen. If you don’t need such functionality, you pick a machine with one of the other two panels with the same resolution. If your budget isn’t too limited, you can get a notebook with the optional 120Hz 2.8K 2880×1800 display which is the only high-refresh rate model of the bunch.

    Given the similarities in cooling and motherboard design between this device and its larger “cousin”, we expect it to deliver comparable performance.

    You can check the prices and configurations in our Specs System: https://laptopmedia.com/series/lenovo-thinkbook-14-gen-7-intel/

    Contents


    Specs, Drivers, What’s in the box

    Lenovo ThinkBook 14 Gen 7 (Intel) - Specs

    • LEN140WUXGA (LEN9125)
    • Color accuracy  6.3  3.3
    • HDD/SSD
    • up to 8000GB SSD
    • M.2 Slot
    • 2x 2242 / 2280 M.2 NVMe PCIe 4.0 x4  See photo
    • RAM
    • up to 64GB
    • OS
    • Windows 11 Pro, Windows 10 Pro, No OS, DOS, Windows 11 Home
    • Battery
    • 45Wh
    • Body material
    • Plastic / Polycarbonate, Aluminum
    • Dimensions
    • 313.5 x 224 x 16.9 - 17.6 mm (12.34" x 8.82" x 0.67")
    • Weight
    • 1.36 kg (3 lbs)
    • Ports and connectivity
    • 1x USB Type-A
    • 3.2 Gen 1 (5 Gbps)
    • 1x USB Type-A
    • 3.2 Gen 1 (5 Gbps), Sleep and Charge
    • 1x USB Type-C
    • 3.2 Gen 2 (10 Gbps), Power Delivery (PD), DisplayPort
    • 1x USB Type-C
    • 4.0, Thunderbolt 4, Power Delivery (PD), DisplayPort
    • HDMI
    • 2.1 (4K@60Hz)
    • Card reader
    • SD (SD, SDHC, SDXC)
    • Ethernet LAN
    • 10, 100, 1000 Mbit/s
    • Wi-Fi
    • Wi-Fi 6E
    • Bluetooth
    • 5.3
    • Audio jack
    • 3.5mm Combo Jack
    • Features
    • Fingerprint reader
    • optional
    • Web camera
    • FHD 1080p + IR hybrid, with privacy shutter, fixed focus
    • Backlit keyboard
    • optional
    • Microphone
    • Dual-microphone array with smart noise-cancelling
    • Speakers
    • 2x 2W Stereo Speakers, Dolby Audio
    • Optical drive
    • Security Lock slot
    • Kensington Nano Lock

    All Lenovo ThinkBook 14 Gen 7 (Intel) configurations

    #CommissionsEarned

    Drivers

    All drivers and utilities for this notebook can be found here: https://pcsupport.lenovo.com/us/en/products/laptops-and-netbooks/thinkbook-series/thinkbook-14-iml/downloads

    What’s in the box?

    The box contains the mandatory paperwork and a 65W Type-C charger. The top-tier iterations are bundled with a 100W adapter and an optional casual toploader made of polyester.


    Design and construction

    Yes, the ThinkBook 14 Gen 7 looks like a smaller variant of the ThinkBook 16 Gen 7. This means a dual-tone design, Arctic grey color, and an almost smudge-proof matte finish.

    The protrusion on top slightly sticks out of the base which provides a better grip.

    Still, the rigid metal lid can’t be opened with one hand. We are happy to inform you that the base is also solid. This little fella is offered in two versions – with a metal lid and plastic base (1.36 kg / 17.6 mm) or with an all-aluminum chassis (1.38 kg / 16.9 mm). Yep, these dimensions are pretty good.

    Thin bezels around a 16:10 display are always appreciated.

    The “hump” above the screen is home to a Web camera with a privacy shutter. You get a choice of 720p, 1080p, or a Full HD IR variant for Windows Hello.

    This machine can lay flat on an even surface.

    It’s a rare find to spot a small laptop that has big Arrow keys. Thumbs up for that! The board itself is pretty comfortable for work – the key travel and the feedback are very good. Of course, the mandatory Copilot shortcut is also here. The backlight is optional as well as the built-in fingerprint reader in the Power button.

    The size of the touchpad is the same as the one of the 16-inch model – 75 x 120 mm. The big pad has a Mylar surface which is smooth and the accuracy seems on point as well. The only con is the loud-sounding clicks.

    The bottom panel houses a ventilation grill, three rubber feet, and two speaker cutouts. The heat is pushed through a vent on the rear. A bit of hot air makes its way to the display when the processor is heavily loaded.

    Ports

    On the left, there is a 10 Gbps USB Type-C 3.2 (Gen. 2) port with DisplayPort 1.4 support, a 5 Gbps USB Type-A 3.2 (Gen. 1) port with an Always On extra, an HDMI 2.1 for up to 4K@60Hz external screens, a 40 Gbps Thunderbolt 4 / USB4 port with DisplayPort 2.1 capabilities, and an Audio combo jack. Both Type-Cs support USB Power Delivery 3.0. On the right side, we can see a Kensington Nano Security Slot, LAN, another 5 Gbps USB Type-A 3.2 (Gen. 1) port, and an SD card reader.


    Display and Sound Quality, Get our Profiles

    Lenovo ThinkBook 14 G7LEN140WUXGA (LEN9125)
    Diagonal14.0 inches (35.6 cm)
    Panel TypeIPS
    Resolution1920 x 1200 pixels
    Max Refresh Rate60 Hz
    Aspect Ratio16:10
    Pixel Density162 PPI
    ‘Retina’ DistanceGreater than or equal to 53 cm

    Viewing Angles

    Viewing angles are good. We take photos from different angles to evaluate the quality.

    Also, a video with locked focus and exposure.

    Color Coverage

    The whole “sail-shaped” map below (Fig. 1) consists of all the colors we can see, while the black crooked line shows all the colors from real-world scenes and nature around us.

    Then, we’ve drawn some of the most important and interesting color spaces, compared to the colors the panel of Lenovo ThinkBook 14 G7 can show:

    Standard/For Web: sRGB – widely used color space for most consumer devices, ideal for Web design and development
    For Print: AdobeRGB – used in professional photo editing, graphic design, and print
    For Photographers/Video Editors: DCI-P3 – used in high-end film production, post-production, and digital cinema
    Premium HDR: Rec.2020 – the widest consumer ITU color standard, covering a massive 75.8% of the visible spectrum, a benchmark for premium HDR content

    Lenovo ThinkBook 14 G7: the yellow dashed triangle (– – – – – –) represents the range of colors this monitor can display.

    In our tests, we calculated the total color coverage of the monitor at 54% of the sRGB color gamut and 43% of the DCI-P3 color gamut.

    (Fig.1) Lenovo ThinkBook 14 G7 covers 54% of the sRGB gamut

    Brightness and Contrast

    The maximum brightness in SDR mode is 320 cd/m² in the center of the screen and 307 cd/m² averaged across the surface with a maximum deviation of 12%.

    The Correlated Color Temperature (CCT) on a white screen at maximum brightness is 6430K.

    The contrast ratio is 1540:1.

    Uniformity: Luminance, Contrast, and Color Deviation

    The figure below shows the results from our uniformity test across different sections of the screen. It’s measured at 181 nits (Windows slider = 81%) — a brightness level we consider typical for standard working conditions.

    DeltaE values below 4.0 are acceptable for regular users. For those working with colors, screens with DeltaE values no higher than 2.0 are recommended.

    Color Accuracy

    Let’s check the difference between real colors and those you’ll see on the Lenovo ThinkBook 14 G7. We measure that distance in DeltaE – the higher the number, the more different they look.

    Values below 4.0 are acceptable for regular users, while values below 2.0 are suitable for color-sensitive work. A value below 1.0 means the difference is indistinguishable to the naked eye.

    For the next graph, we’ve selected 24 common colors, including dark/light skin, blue sky, green grass, etc.

    Before our calibration of the Lenovo ThinkBook 14 G7, the Average color accuracy was 5.9 dE (Fig. 2), and with our Design and Gaming profile, it lowered to 3.8 dE (Fig. 3).

    (Fig. 2) Lenovo ThinkBook 14 G7 in its factory condition

    (Fig. 3) Lenovo ThinkBook 14 G7 with our display profile

    Comparison in the sRGB color space (primaries and D65 white point specified in ITU-R BT.709, sRGB encoding curve).

    Here’s an illustration of what the Design and Gaming profile aims to deliver:

    Left: No Profile | Drag the slider to see the difference | Right: Design & Gaming Profile

    Visibility in dark scenes

    Have you ever watched a movie with dark scenes where you could barely see anything? This often happens because many display panels struggle to differentiate the darkest nuances, making them appear the same.

    The next figure illustrates how well the display reproduces these dark nuances. The left side of the image shows the display with stock settings, and the right side shows it with our Design and Gaming profile activated.

    On the horizontal axis are the grayscale levels, and on the vertical axis – the corresponding display brightness.

    You can also check how your display handles the darkest nuances but keep in mind that this also depends on the settings of your current display and the surrounding light conditions.

    Response time (Gaming capabilities)

    We test the reaction time of the pixels with the usual “black-to-white” and “white-to-black” method from 10% to 90% and vice versa.

    We recorded Fall Time + Rise Time = 19.7 ms. Short pixel response time is a prerequisite for a smooth picture in dynamic scenes.

    After that, we test the reaction time of the pixels with the usual “Gray-to-Gray” method from 50% White to 80% White and vice versa between 10% and 90% of the amplitude.

    Health Impact: PWM (Screen flickering)

    Some use PWM to regulate their brightness, which means that instead of reducing the light intensity, they pulse or flicker. Our brain merges the image, so it appears darker, but this strains both it and our vision, especially when the frequency of the pulses is low. You can read more about that in our dedicated article on PWM.

    In the graph below, you see the intensity of light at different brightness levels—on the vertical axis is the brightness of the emitted light, and on the horizontal axis—time.

    The light from the backlight of the Lenovo ThinkBook 14 G7 display is not pulse-width modulated, providing visual comfort in the discussed aspect.

    Health Impact: Blue light emissions

    Installing our Health-Guard profile not only eliminates harmful PWM when the laptop uses it to control brightness but also reduces harmful Blue Light emissions while keeping the colors of the screen perceptually accurate.

    If you’re not familiar with the Blue light, the TL;DR version is – emissions that negatively affect your eyes, skin, and your whole body. You can find more information about that in our dedicated article on Blue Light.

    Health Impact: Screen Reflectance

    Glossy-coated displays can cause eye fatigue in high ambient light conditions due to reflections. We measure the level of screen reflection with the display turned off, at a 60° angle.

    The reflectance of the ThinkBook 14 G7’s screen is 51.6 GU.

    High Gloss: >70 GU
    Medium Gloss: 30 – 70 GU
    Low Gloss: <30 GU


    Get our profiles

    Since our profiles are tailored for each individual display model, this article and its respective profile package are meant for Lenovo ThinkBook 14 G7 configurations with LEN140WUXGA (LEN9125), 1920 х 1200, IPS panel.

    *Should you have problems with downloading the purchased file, try using a different browser to open the link you’ll receive via e-mail. If the download target is a .php file instead of an archive, change the file extension to .zip or contact us at [email protected].

    Read more about the profiles HERE.

    In addition to receiving efficient and health-friendly profiles, by buying LaptopMedia's products you also support the development of our labs, where we test devices in order to produce the most objective reviews possible.

    Office Work

    Office Work should be used mostly by users who spend most of the time looking at pieces of text, tables or just surfing. This profile aims to deliver better distinctness and clarity by keeping a flat gamma curve (2.20), native color temperature and perceptually accurate colors.

    Design and Gaming

    This profile is aimed at designers who work with colors professionally, and for games and movies as well. Design and Gaming takes display panels to their limits, making them as accurate as possible in the sRGB IEC61966-2-1 standard for Web and HDTV, at white point D65.

    Health-Guard

    Health-Guard eliminates the harmful Pulse-Width Modulation (PWM) and reduces the negative Blue Light which affects our eyes and body. Since it’s custom tailored for every panel, it manages to keep the colors perceptually accurate. Health-Guard simulates paper so the pressure on the eyes is greatly reduced.

    Get all 3 profiles with 33% discount

    Sound

    The ThinkBook 14 G7’s speakers are of very good quality. The low, mid, and high frequencies are clear.


    Performance: CPU, GPU, Storage

    All benchmarks and tests were conducted with the “Best performance” preset applied in the Windows “Power & Battery” menu. Also, the “Performance” preset is selected in the Lenovo Vantage app.

    CPU options

    This machine can be found with Intel Core Ultra 5 125U, Core Ultra 5 125H, Core Ultra 7 155U, or Core Ultra 7 155H.

    Our device has a 125U chip.

    Single-core performance ensures smooth operation and responsiveness in operating systems, providing a better user experience.

    Results are from the Geekbench 6 Single-Core test (higher is better)

    Multi-core performance is essential for handling complex and demanding tasks, such as Video editing, CAD, and Scientific simulations.

    Results are from the Geekbench 6 Multi-Core test (higher is better)

    Here, we evaluate the CPU's performance using a real-world 3D rendering task, assessing its ability to handle complex computations and rendering workloads efficiently.

    Results are from the Cinebench 2024 Multi-Core test (higher is better)

    GPU options

    All devices of this Lenovo series rely on iGPUs for graphics tasks.

    In our case, that’s the Intel Graphics (4-Cores).

    Gaming tests

    Counter-Strike 2HD 1080p, Low (Check settings)HD 1080p, Medium (Check settings)HD 1080p, Very High (Check settings)
    Average FPS90 FPS59 FPS22 FPS

    Gears 5Full HD, Low (Check settings)Full HD, Medium (Check settings)Full HD, High (Check settings)Full HD, Ultra (Check settings)
    Average FPS50 FPS35 FPS27 FPS21 FPS

    Storage performance

    Our notebook has a 512GB Samsung PM9C1a (SAMSUNG MZAL8512HDLU-00BL2). It’s snappy for a 2242 drive and it reaches 63°C during benchmarking which is fine considering the high speeds.


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    Temperatures and comfort, Battery Life

    Max CPU load

    In this test we use 100% on the CPU cores, monitoring their frequencies and chip temperature. The first column shows a computer’s reaction to a short load (2-10 seconds), the second column simulates a serious task (between 15 and 30 seconds), and the third column is a good indicator of how good the laptop is for long loads such as video rendering.

    Average P-core frequency; Average E-core frequency; Average LP E-core frequency; CPU temp.; Package Power

    Intel Core Ultra 5 125U (15W Base Power)0:02 – 0:10 sec0:15 – 0:30 sec10:00 – 15:00 min
    Lenovo ThinkBook 14 Gen 73.33 GHz @ 2.56 GHz @ 1.66 GHz @ 85°C @ 46W3.38 GHz @ 3.03 GHz @ 2.09 GHz @ 96°C @ 48W3.02 GHz @ 2.39 GHz @ 1.51 GHz @ 73°C @ 30W
    HP ProBook 460 G113.84 GHz @ 2.92 GHz @ 1.86 GHz @ 85°C @ 52W2.50 GHz @ 2.20 GHz @ 1.25 GHz @ 76°C @ 25W2.28 GHz @ 2.06 GHz @ 1.12 GHz @ 81°C @ 24W
    Lenovo ThinkPad T16 Gen 33.77 GHz @ 3.19 GHz @ 2.09 GHz @ 101°C @ 51W3.09 GHz @ 3.01 GHz @ 2.09 GHz @ 100°C @ 43W2.27 GHz @ 2.02 GHz @ 1.12 GHz @ 77°C @ 22W
    Lenovo ThinkBook 16 Gen 7 (Intel)3.95 GHz @ 3.19 GHz @ 2.03 GHz @ 90°C @ 60W3.41 GHz @ 3.19 GHz @ 2.09 GHz @ 96°C @ 50W2.88 GHz @ 2.41 GHz @ 1.39 GHz @ 72°C @ 30W
    Lenovo ThinkPad L16 Gen 13.54 GHz @ 3.00 GHz @ 1.80 GHz @ 75°C @ 43W3.45 GHz @ 2.95 GHz @ 1.77 GHz @ 88°C @ 43W2.00 GHz @ 1.89 GHz @ 1.10 GHz @ 67°C @ 21W

    Here, the Core Ultra 5 125U inside the ThinkBook 14 Gen 7 nears the result of the 16-inch sibling in medium loads. In longer stress, the smaller device has the upper hand boosting to 3.02 GHz / 2.39 GHz for the P and E cores which is a superb result for a compact 14-incher.

    Comfort during full load

    When the CPU is pounded at max in “Performance” mode, the noise that is coming from the single fan is average.

    We measured 45°C on the hotspot of the keyboard close to the Space key and the zone of the bottom display bezel near the rear exhaust. A bit down below, the hinge cover hits 50°C.

    The “Adaptive power” preset doesn’t impress because the noise levels are almost the same as the “Performance” mode but the clocks are notably lower (~ 2.60 Ghz / 1.65 Ghz P an E-core clock).

    Battery

    Now, we conduct the battery tests with the Windows Best Power Efficiency setting turned on, screen brightness adjusted to 180 nits and all other programs turned off except for the one we are testing the notebook with. The 45Wh battery pack lasts for around 10 hours of video playback. The capacity is enough for around 10 hours of video playback. To achieve that, you have to apply the “Battery Saver” preset in the Windows “Power & Battery” menu and the Lenovo Vantage app.



    Disassembly, Upgrade options, and Maintenance

    To remove the bottom plate of this laptop, you have to undo 9 Phillips-head screws. The ones on the top and the middle are captive. Pop the back in the zones close to the top two edges and the central screw. By doing so you should fully pry the rear side. Then, simply pry the rest of the panel starting from the sides.

    Here’s how the bottom plate looks on the inside.

    This notebook is equipped with the base 45Wh battery variant. For a longer autonomous life, you can get the optional 60Wh model. To take it out, unplug the connector from the motherboard and undo the five Phillips-head screws that fix the unit to the chassis. Untangle the speaker cables around the battery housing.

    You can peel the Mylar heat shield over the memory section.

    According to Lenovo, the two SODIMMs fit up to 64GB of DDR5-5600MHz memory in dual-channel mode. However, since the CPU can support up to 96GB, this laptop likely wouldn’t have issues running a larger amount of memory than the official manufacturer’s specified limit.

    The Wi-Fi card is placed in the top right section of the motherboard.

    Storage-wise, there is a pair of M.2 slots compatible with 2242 or 2280 Gen 4 SSDs. Just like the 16-inch model of this laptop, the position of the pad below the NVMe isn’t optimal.

    Still, this can be fixed in no time.

    You can have a look at the SSD and RAM modules.

    The thermal system looks good for a 14-incher. It has a large fan, two long heat pipes, a sizable long top-mounted heat sink, and a heat spreader.


    Verdict

    The Lenovo ThinkBook 14 Gen 7 is a small machine that performs as a 16-inch business device. This is great news for professionals who travel a lot since the battery life is also long even with the base model with a 45W capacity (~10 hours of videos). When the Core Ultra 5 125U is loaded at max for a long time, you can expect a 3.02 GHz / 2.39 GHz P and E core clock which is a superb result for such a compact device. These frequencies are even higher than the ones of the ThinkBook 16 Gen 7 with the same CPU. In addition to that, the fan isn’t noisy and the keyboard becomes just warm when the processor is doing the heavy lifting.

    The 60Hz IPS display (LEN140WUXGA (LEN9125)) is good enough for normal office work. It’s a PWM-free panel with a 320 nit max brightness and 1540:1 contrast ratio. The color coverage is low. If that’s important for your job, you can have a look at the optional and more expensive 1600p unit. Lenovo mentions a full sRGB coverage for the top dog.

    The ThinkBook 14 Gen 7 amazes us with its high performance, snappy SSD, good comfort under load, good upgradability, capable input devices, and modern port selection.

    You can check the prices and configurations in our Specs System: https://laptopmedia.com/series/lenovo-thinkbook-14-gen-7-intel/

    Pros

    • The fan isn’t noisy during max CPU stress
    • Compact (1.38 kg / 16.9 mm)
    • Very good performance, especially for a 14-incher
    • 2x SODIMMs + 2x M.2 Gen 4 slots
    • PWM-free display (LEN9125)
    • 16:10 aspect ratio and wide viewing angles (LEN9125)
    • 320 nits of max brightness + 1540:1 contrast ratio (LEN9125)
    • Aluminum chassis (option)
    • Optional IR Web camera +  fingerprint reader
    • Privacy shutter
    • Comfortable spill-resistant keyboard with optional backlight
    • Modern port selection
    • The Core Ultra 5 125U can maintain a 3.02 GHz / 2.39 GHz P and E-core frequency in long loads
    • Long battery life for a 45Wh capacity (~10 hours of videos)
    • Solid chassis
    • Fast SSD for a 512GB 2242 unit (Samsung PM9C1a)


    Cons

    • The lid can’t be opened with a single hand
    • Low sRGB coverage (LEN9125)

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