Side by side comparison and review of Lenovo ThinkPad X1 Yoga (2nd Gen) and Lenovo IdeaPad C340-14IWL (81N4). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Lenovo ThinkPad X1 Yoga (2nd Gen) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
flexible 2-in-1 design
excellent keyboard
impressive OLED display
reliable performance
higher price point
average battery life
limited port selection
no dedicated GPU
Advantages and disadvantages of Lenovo IdeaPad C340-14IWL (81N4) based on its technical characteristics, features, user experience, expert reviews and price level.
flexible 2-in-1 design
responsive touchscreen display
lightweight and portable
solid build quality
affordable price point
average battery life
moderate processor speed
limited graphics performance
minimal port variety
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 33.3 cm x 22.9 cm x 1.74 cm | 32.8 cm x 22.9 cm x 1.79 cm |
| Weight | 1.42 kg | 1.65 kg |
| Case Material | Magnesium alloy, carbon fibre reinforced plastic, polyphenylene sulfide | Polycarbonate, polycarbonate ABS, glass-fibre |
| Colour | Black | Platinum | Abyss blue |
| DISPLAY | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| Screen Size (Type) | 14" - 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, narrow edge | Glossy |
| PROCESSOR | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| CPU | Intel Core i7 (7th Gen) 7600U / 2.8 GHz | Intel Core i3 (8th Gen) 8145U / 2.1 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 3.9 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 4 MB | 4 MB |
| 64-bit Computing | - | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| RAM | 16 GB (provided memory is soldered) | 8 GB (1 x 4 GB + 4 GB (soldered)) |
|---|---|---|
| Max RAM Supported | - | 20 GB |
| RAM Type | LPDDR3 SDRAM | DDR4 SDRAM |
| Speed | - | 2400 MHz |
| Rated Speed | - | 2400 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 620 | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | - | Privacy shutter |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | CX11771 | - |
| Compliant Standards | High Definition Audio, Dolby Audio Premium | High Definition Audio, Dolby Audio |
| COMMUNICATIONS | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 8265 - M.2 Card | M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| Features | - | Single stream (1x1) |
| BATTERY | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| Technology | 4-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 56 Wh | 45 Wh |
| Battery Life | Up to 15.5 hours | Up to 8 hours |
| AC ADAPTER | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 20 V, 3.25 A | 65 Watt |
| INPUT | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| Type | Keyboard, digitizer, TrackPoint, digital pen, UltraNav | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, Wave Keyboard | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| Interfaces | 2 x USB 3.1 Gen 1/USB 3.0 USB 3.1 Gen 1/USB 3.0 (Always On) HDMI Lenovo Ethernet extension connector 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3) (Power Delivery/data/video) Headphone/microphone combo jack 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, microSDXC UHS-II) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo ThinkPad X1 Yoga (2nd Gen) | Lenovo IdeaPad C340-14IWL (81N4) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Integrated Options | Ambient light sensor, 3-axis gyro sensor, 3-axis magnetometer, 3-axis accelerometer, 3-axis compass | - |
| Security | - | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| 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 | - | 0.82 W/kg (body), 0.82 W/kg (limb) |
| ENERGY STAR Certified | Yes | - |
| Specific Absorption Rate (SAR) | - | 0.82 W/kg (body) 0.82 W/kg (limb) |
| Manufacturer Warranty | Limited warranty - 2 years | Limited warranty - 1 year - pick-up and return |
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