In depth comparison and review of Lenovo ThinkPad X390 Yoga (20NQ) and Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340). 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.
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 31.04 cm x 21.9 cm x 1.595 cm | 32.8 cm x 22.9 cm x 1.79 cm |
| Weight | 1.29 kg | 1.65 kg |
| Case Material | Carbon fibre | Polycarbonate, polycarbonate ABS, glass-fibre |
| Colour | Black | Onyx black | Abyss blue | Platinum |
| DISPLAY | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
|---|
| Screen Size (Type) | 13.3" - IPS | 14" - TN |
|---|---|---|
| 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 | 300 cd/m² | 220 cd/m² |
| Colour Gamut | 72% | - |
| Features | Glossy, anti-reflective, anti-smudge, 170° viewing angle | Glossy |
| PROCESSOR | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
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| CPU | Intel Core i5 (8th Gen) 8265U / 1.6 GHz | Intel Pentium Gold 5405U / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | - |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | 6 MB | 2 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
|---|
| RAM | 8 GB (provided memory is soldered) | 4 GB (1 x 4 GB) |
|---|---|---|
| Max RAM Supported | - | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 2133 MHz |
| Rated Speed | 2666 MHz | 2400 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) - Toshiba | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | Fixed focus, ThinkShutter camera privacy | Privacy shutter |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | High Definition Audio, Dolby Audio |
| COMMUNICATIONS | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
|---|
| Wireless | 802.11a/b/g/n/ac, NFC, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 | M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| Features | Gigabit Ethernet via optional Ethernet (RJ-45) adapter | Single stream (1x1) |
| WWAN |
|---|
| Generation | 4G | - |
|---|---|---|
| Technology | LTE | - |
| Controller | FIBOCOM L830-EB - M.2 Card | - |
| BATTERY | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
|---|
| Technology | 3-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 50 Wh | 45 Wh |
| Battery Life | Up to 14.5 hours | Up to 8 hours |
| AC ADAPTER | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt |
| INPUT | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
|---|
| Type | Keyboard, digitizer, TrackPoint, digital pen, UltraNav | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
|---|
| Slots | 1 x Nano-SIM card (1 free) | - |
|---|---|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Dock Headphone/microphone combo jack Lenovo Ethernet extension connector LAN (on supplied cable) |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
| Memory Card Reader | Yes (microSD) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Home in S mode - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo ThinkPad X390 Yoga (20NQ) | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | ThinkPad Pen Pro, ThinkPad Ethernet Extension cable, USB-C power adapter | Power adapter |
| Integrated Options | 3-axis gyro sensor, 3-axis accelerometer | - |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington 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, hard drive password, power-on password, RapidCharge |
| Compliant Standards | RoHS | RoHS, Energy-Related Products (ErP) Lot 3 |
| SAR Value | 1.696 W/kg (body), 1.696 W/kg (limb) | 0.82 W/kg (body), 0.82 W/kg (limb) |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Silver | - |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | - | 14IWL 81N4 |
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