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Notebook Review

Lenovo Yoga C940 Review

November 04, 2019 By Notebook Center Editorial Team Lenovo
Summary: A 14-inch premium convertible with a bright touch display, strong battery life, and modern wireless features.

Editor note: This English review is an original adaptation based on the source material from Notebook-Center.ru.

Overview

The Lenovo Yoga C940 is a 14-inch premium convertible built for users who want a flexible work machine with solid everyday performance. This configuration combines an Intel Core i5-1035G4 processor, 16 GB of LPDDR4X memory, a 1 TB SSD, and a Full HD IPS touchscreen. The package also includes a stylus, which makes the 360-degree design more useful for note-taking and tablet-style use.

In practical terms, the Yoga C940 targets people who value build quality, battery life, and a clean mobile design more than upgrade freedom or a wide port selection. Its strengths are easy to see: a bright display, quiet behavior, very good battery life for this class, and a sturdy aluminum chassis.

Technical Specifications

ProcessorIntel Core i5-1035G4 1.1 GHz
Memory16 GB LPDDR4X 3733 MHz
Storage1024 GB SSD
Display14" 1920x1080 Full HD IPS, glossy, touchscreen
GraphicsIntel Iris Plus Graphics G4
WirelessWi-Fi 6, Bluetooth 5.0
AudioDolby Atmos, 4 speakers
Ports2 x Thunderbolt 3, USB 3.1, combined audio jack
Extras1 MP webcam, fingerprint scanner, stylus
Battery4-cell lithium-ion, 60 Wh
Size and Weight320 x 216 x 14.5-15.7 mm, 1.35 kg
Operating SystemWindows 10 Home 64-bit
ConfigurationLenovo Yoga C940-14 81Q9007LRU

Design and Build

The Yoga C940 uses an aluminum chassis with a matte finish and a restrained Iron Grey color. The review describes the construction as excellent, with very good rigidity in both the lid and keyboard deck. The hinge is firm and supports full 360-degree movement, so the device can switch between laptop, tablet, tent, and presentation modes.

At 1.35 kg, it remains portable for a 14-inch convertible. Lenovo also includes a built-in storage slot for the stylus, which adds convenience for users who actually plan to use pen input.

Display and Audio

The 14-inch IPS touchscreen has a Full HD resolution, a glossy surface, and a stated brightness of 400 cd/m2. According to the source review, this gives the panel enough brightness for both indoor use and work outside. Viewing angles are wide, and touch response is quick whether the user interacts with a finger or the included stylus.

Color coverage is reported at 98% sRGB and 62% AdobeRGB, which is suitable for casual and some semi-professional photo work. The source also notes the absence of PWM, which is a useful point for long work sessions. Audio comes from four speakers with Dolby Atmos support, and the review describes the sound as clear and well-balanced for a slim convertible.

Keyboard, Touchpad, and Webcam

The keyboard is full-size, backlit on two levels, and designed for comfortable long typing sessions. The keys have short travel but clear feedback, and the layout remains standard despite the compact chassis. The lack of a numpad is expected in this size class.

The touchpad is large and responsive, although the source mentions that edge response is weaker in some areas. A fingerprint reader sits beside the touchpad and is described as reliable in everyday use. The 1 MP webcam is serviceable for video calls, and Lenovo adds a privacy shutter for users who want a simple physical camera cover.

Performance

This Yoga C940 configuration uses Intel's quad-core Core i5-1035G4, a 10 nm Ice Lake chip with support for eight threads. In the reviewed setup it is paired with 16 GB of soldered LPDDR4X memory and a 1 TB SSD, which makes the system well-equipped for office work, web use, media tasks, and general multitasking.

Integrated Intel Iris Plus Graphics G4 is a step up from older entry-level integrated solutions, but expectations should remain realistic. The source review says it is best suited to undemanding games such as Overwatch or Rocket League rather than heavier modern titles. Upgrade options are limited, since access after removing the bottom cover is mainly restricted to the fans and storage.

Ports and Battery

Port selection is functional but not broad. The laptop offers two Thunderbolt 3 ports, one USB 3.1 port, and a combined audio jack, with most connectors placed on the left side. Wireless connectivity is up to date for its generation, with Wi-Fi 6 and Bluetooth 5.0 included.

Battery life is one of the stronger points of this model. The 60 Wh battery is reported to deliver around 10.5 hours with Wi-Fi active at about 150 cd/m2 brightness, or roughly 7.5 hours at maximum screen brightness. Under load, runtime drops sharply to about one hour. Full charging time is listed at 180 minutes. The chassis warms up under heavier work, but the palm rest reportedly stays cool and fan noise remains controlled.

Verdict

The Lenovo Yoga C940 is a well-rounded premium convertible for users who want a strong mix of mobility, battery life, display quality, and flexible form factor. Its bright touchscreen, solid keyboard, quiet behavior, stylus support, and strong build quality make it appealing for everyday professional and personal use.

The main compromises are the limited port variety and soldered memory, which reduces long-term upgrade flexibility. Even so, for buyers who prioritize a polished 14-inch convertible experience, this configuration of the Yoga C940 makes a practical and balanced case.