In depth comparison and review of Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) and Lenovo Yoga C940-14IIL (Lenovo Yoga C940). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
flexible 2-in-1 design
excellent keyboard comfort
impressive battery life
vivid display colors
higher price bracket
limited storage capacity
moderate graphics performance
no dedicated GPU
Advantages and disadvantages of Lenovo Yoga C940-14IIL (Lenovo Yoga C940) based on its technical characteristics, features, user experience, expert reviews and price level.
excellent build quality
vibrant 4k display
innovative garaged stylus
strong performance
good battery life
pricey for base model
limited port selection
no dedicated graphics
heavier than competitors
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 32.3 cm x 21.8 cm x 1.55 cm | 32.03 cm x 21.56 cm x 1.57 cm |
| Weight | 1.36 kg | 1.35 kg |
| Case Material | Aluminum, magnesium alloy | Aluminum |
| Colour | Iron grey | Iron grey | Mica |
| DISPLAY | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| Screen Size (Type) | 14" - IPS | 14" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 400 cd/m² | 400 cd/m² |
| Colour Gamut | 72% | 72% NTSC |
| Features | Glossy, anti-reflective, anti-smudge, 170° viewing angle, Low Power | Glossy, Dolby Vision, 72% NTSC colour gamut |
| PROCESSOR | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| CPU | Intel Core i5 (8th Gen) 8265U / 1.6 GHz | Intel Core i5 (10th Gen) 1035G4 / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 3.7 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR3 SDRAM | LPDDR4X SDRAM |
| Speed | 2133 MHz | 3733 MHz |
| Rated Speed | 2133 MHz | 3733 MHz |
| STORAGE | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel Iris Plus Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | ThinkShutter camera privacy | Privacy shutter |
| Sound | Stereo speakers, quad array microphone | Four speakers, dual array microphone |
| Codec | Realtek ALC1012L | - |
| Compliant Standards | High Definition Audio, Dolby Atmos | High Definition Audio, Dolby Atmos |
| COMMUNICATIONS | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| Wireless | 802.11a/b/g/n/ac, NFC, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 - M.2 Card | M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Intel I219-V | - |
| Features | - | Dual stream (2x2) |
| WWAN |
|---|
| Generation | 4G | - |
|---|---|---|
| Technology | LTE Advanced | - |
| Controller | FIBOCOM L850-GL - M.2 Card | - |
| BATTERY | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 51 Wh | 60 Wh |
| Battery Life | Up to 18.1 hours | Up to 17.8 hours |
| AC ADAPTER | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt |
| INPUT | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| Type | Keyboard, digitizer, TrackPoint, digital pen, UltraNav | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| Slots | 1 x Nano-SIM card (1 free) | - |
|---|---|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Lenovo Ethernet extension connector Headphone/microphone combo jack LAN (on supplied cable) Dock |
2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) USB 3.1 Gen 2 Headphone/microphone combo jack |
| SOFTWARE | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo ThinkPad X1 Yoga (4th Gen) (20QF) | Lenovo Yoga C940-14IIL (Lenovo Yoga C940) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | ThinkPad Pen Pro, USB-C power adapter, ThinkPad Ethernet Extension Cable Gen 2 | USB-C power adapter, Lenovo Active Pen |
| Integrated Options | 3-axis gyro sensor, 3-axis accelerometer | Accelerometer |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington mini security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested | Administrator password, power-on password |
| Navigation Receiver | GPS | - |
| Compliant Standards | RoHS | RoHS |
| SAR Value | 1.571 W/kg (body), 1.571 W/kg (limb) | 1.23 W/kg (body), 1.23 W/kg (limb) |
| ENERGY STAR Certified | Yes | Yes |
| Manufacturer Warranty | Limited warranty - 3 years - pick-up and return Limited warranty - battery - 1 year |
Limited warranty - 1 year - pick-up and return |
| Model Number | - | 14IIL 81Q9 |
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