Detailed comparison and review of Lenovo Yoga C640-13IML (Lenovo Yoga C640) and Lenovo Yoga 920-13IKB Glass (80Y8). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
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
Advantages and disadvantages of Lenovo Yoga 920-13IKB Glass (80Y8) based on its technical characteristics, features, user experience, expert reviews and price level.
striking design
vibrant 4K display
responsive touchscreen
strong build quality
long battery life
pricey compared to competitors
limited port selection
no dedicated graphics
heavier than some rivals
| DESIGN AND DIMENSIONS | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 30.6 cm x 20.448 cm x 1.695 cm | 32.3 cm x 22.35 cm x 1.395 cm |
| Weight | 1.35 kg | 1.4 kg |
| Case Material | Aluminum, polycarbonate, glass-fibre | Glass |
| Colour | Iron grey | Platinum |
| DISPLAY | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| Screen Size (Type) | 13.3" - IPS | 13.9" - 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) | 3840 x 2160 (Ultra HD 4K) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 400 cd/m² | 300 cd/m² |
| Colour Gamut | 72% NTSC | 72% |
| Windows Ink Capability | - | Yes |
| Features | Anti-glare, 72% NTSC colour gamut | Glossy |
| PROCESSOR | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | Intel Core i5 (8th Gen) 8250U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 3.4 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 Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 2400 MHz |
| Rated Speed | 2400 MHz | 2400 MHz |
| STORAGE | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 256 GB SSD M.2 PCIe |
|---|
| AUDIO & VIDEO | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes - 720p | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | Privacy shutter | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Compliant Standards | High Definition Audio, Dolby Atmos | High Definition Audio, Dolby Audio Premium |
| Audio Features | - | Output: JBL |
| COMMUNICATIONS | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | M.2 Card | M.2 Card |
| Features | Dual stream (2x2) | - |
| BATTERY | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 60 Wh | 70 Wh |
| Battery Life | Up to 20 hours | Up to 10.8 hours |
| AC ADAPTER | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt |
| INPUT | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| Type | Keyboard, digitizer, touchpad, digital pen | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| Interfaces | 2 x USB 3.1 Gen 1 USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) Headphone/microphone combo jack |
USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 1 Headphone/microphone combo jack |
|---|
| SOFTWARE | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Lenovo Yoga 920-13IKB Glass (80Y8) |
|---|
| Included Accessories | Power adapter, Lenovo Active Pen | USB-C power adapter, Lenovo Active Pen 2 |
|---|---|---|
| Integrated Options | Accelerometer | Accelerometer, ambient light sensor |
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Fingerprint reader |
| Features | Administrator password, power-on password | Administrator password |
| Compliant Standards | RoHS | RoHS |
| SAR Value | 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 | 13IML 81UE | - |
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