In depth comparison and review of Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) and Lenovo Yoga C640-13IML (Lenovo Yoga C640). 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 IdeaPad C340-14IWL (Lenovo IdeaPad C340) based on its technical characteristics, features, user experience, expert reviews and price level.
flexible 2-in-1 design
responsive touchscreen
lightweight and portable
solid build quality
affordable price
average battery life
moderate performance
limited storage capacity
no dedicated GPU
Advantages and disadvantages of Lenovo Yoga C640-13IML (Lenovo Yoga C640) based on its technical characteristics, features, user experience, expert reviews and price level.
long battery life
lightweight design
responsive touchscreen
solid build quality
fast charging support
limited port selection
average speaker quality
no dedicated GPU
higher price point
| DESIGN AND DIMENSIONS | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 32.8 cm x 22.9 cm x 1.79 cm | 30.6 cm x 20.448 cm x 1.695 cm |
| Weight | 1.65 kg | 1.35 kg |
| Case Material | Polycarbonate, polycarbonate ABS, glass-fibre | Aluminum, polycarbonate, glass-fibre |
| Colour | Onyx black | Abyss blue | Platinum | Iron grey |
| DISPLAY | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Screen Size (Type) | 14" - TN | 13.3" - 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 | 220 cd/m² | 400 cd/m² |
| Colour Gamut | - | 72% NTSC |
| Features | Glossy | Anti-glare, 72% NTSC colour gamut |
| PROCESSOR | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| CPU | Intel Pentium Gold 5405U / 2.3 GHz | Intel Core i5 (10th Gen) 10210U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | - | 4.2 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 2 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| RAM | 4 GB (1 x 4 GB) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | - |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2133 MHz | 2400 MHz |
| Rated Speed | 2400 MHz | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Resolution | 1 Megapixel | - |
| Camera Features | Privacy shutter | Privacy shutter |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Atmos |
| COMMUNICATIONS | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | M.2 Card | M.2 Card |
| Features | Single stream (1x1) | Dual stream (2x2) |
| BATTERY | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 45 Wh | 60 Wh |
| Battery Life | Up to 8 hours | Up to 20 hours |
| AC ADAPTER | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 45 Watt |
| INPUT | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Type | Keyboard, touchpad | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
2 x USB 3.1 Gen 1 USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Operating System (OS) | Windows 10 Home in S mode - English | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | Microsoft Office (Trial) | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo IdeaPad C340-14IWL (Lenovo IdeaPad C340) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Included Accessories | Power adapter | Power adapter, Lenovo Active Pen |
|---|---|---|
| Integrated Options | - | Accelerometer |
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Features | Administrator password, hard drive password, power-on password, RapidCharge | Administrator password, power-on password |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS |
| SAR Value | 0.82 W/kg (body), 0.82 W/kg (limb) | 0.32 W/kg (body), 0.32 W/kg (limb) |
| ENERGY STAR Certified | Yes | Yes |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - pick-up and return |
| Model Number | 14IWL 81N4 | 13IML 81UE |
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