In depth comparison and review of Lenovo ThinkPad X13 Yoga Gen 1 (20SX) 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 ThinkPad X13 Yoga Gen 1 (20SX) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
flexible 2-in-1 design
excellent keyboard comfort
good security features
solid overall performance
average battery life
dim display brightness
limited graphics power
noisy under load
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 ThinkPad X13 Yoga Gen 1 (20SX) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 31.04 cm x 21.9 cm x 1.595 cm | 30.6 cm x 20.448 cm x 1.695 cm |
| Weight | 1.25 kg | 1.35 kg |
| Case Material | Carbon fibre, glass-fibre, polyamide | Aluminum, polycarbonate, glass-fibre |
| Colour | Black | Iron grey |
| DISPLAY | Lenovo ThinkPad X13 Yoga Gen 1 (20SX) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Screen Size (Type) | 13.3" - IPS | 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 | 400 cd/m² | 400 cd/m² |
| Colour Gamut | 72% | 72% NTSC |
| Features | Anti-reflective, anti-smudge, capacitive touch screen, 170° viewing angle, Low Power | Anti-glare, 72% NTSC colour gamut |
| PROCESSOR | Lenovo ThinkPad X13 Yoga Gen 1 (20SX) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | Intel Core i5 (10th Gen) 10210U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 4.2 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 X13 Yoga Gen 1 (20SX) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | 2400 MHz |
| Rated Speed | 3200 MHz | 2400 MHz |
| STORAGE | Lenovo ThinkPad X13 Yoga Gen 1 (20SX) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| 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 2242 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X13 Yoga Gen 1 (20SX) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Camera Features | IR camera, 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 | High Definition Audio, Dolby Atmos |
| COMMUNICATIONS | Lenovo ThinkPad X13 Yoga Gen 1 (20SX) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | M.2 Card |
| Ethernet Controller | Intel I219-V | - |
| Features | Gigabit Ethernet via optional Ethernet (RJ-45) adapter, dual stream (2x2) | Dual stream (2x2) |
| WWAN |
|---|
| Generation | 4G | - |
|---|---|---|
| Technology | LTE Advanced | - |
| Controller | FIBOCOM L850-GL - M.2 Card | - |
| BATTERY | Lenovo ThinkPad X13 Yoga Gen 1 (20SX) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 50 Wh | 60 Wh |
| Battery Life | Up to 18.2 hours | Up to 20 hours |
| AC ADAPTER | Lenovo ThinkPad X13 Yoga Gen 1 (20SX) | 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 ThinkPad X13 Yoga Gen 1 (20SX) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Type | Keyboard, digitizer, TrackPoint, digital pen, UltraNav | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad, Fn keys with Unified Communications controls | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X13 Yoga Gen 1 (20SX) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Interfaces | USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack Lenovo Ethernet extension connector Dock |
2 x USB 3.1 Gen 1 USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | Lenovo ThinkPad X13 Yoga Gen 1 (20SX) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| 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 X13 Yoga Gen 1 (20SX) | Lenovo Yoga C640-13IML (Lenovo Yoga C640) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | ThinkPad Pen Pro, USB-C power adapter | Power adapter, Lenovo Active Pen |
| Integrated Options | - | Accelerometer |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | 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, power-on password |
| Compliant Standards | RoHS | RoHS |
| SAR Value | 0.937 W/kg (body), 0.937 W/kg (limb) | 0.32 W/kg (body), 0.32 W/kg (limb) |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | - |
| TCO Certified | TCO Certified Notebooks 8 | - |
| 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 | - | 13IML 81UE |
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