In depth comparison and review of Lenovo Yoga C640-13IML (Lenovo Yoga C640) and Dell Latitude 9440 2-in-1. 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 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 Dell Latitude 9440 2-in-1 based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
responsive touch display
long battery life
compact, sleek design
fast processing speeds
higher price point
limited port variety
no dedicated GPU
average speaker quality
| DESIGN AND DIMENSIONS | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 30.6 cm x 20.448 cm x 1.695 cm | 31.05 cm x 21.5 cm x 1.628 cm |
| Weight | 1.35 kg | 1.53 kg |
| Case Material | Aluminum, polycarbonate, glass-fibre | - |
| Colour | Iron grey | Grey |
| DISPLAY | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| Screen Size (Type) | 13.3" - IPS | 14" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | Yes |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 2560 x 1600 (QHD+) |
| Pixel Density (ppi) | - | 216 |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Image Brightness | 400 cd/m² | 500 cd/m² |
| Colour Gamut | 72% NTSC | 100% sRGB |
| Colour Support | - | 16.7 million colours |
| Features | Anti-glare, 72% NTSC colour gamut | Anti-reflective, anti-smudge, 35 ms response rate, Low Blue Light technology, Dell ComfortView Plus, 0.1178 mm pixel pitch, active pen support, True 8-bit, GorillaGlass Victus with DXC, 88° viewing angle |
| PROCESSOR | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| CPU | Intel Core i5 (10th Gen) 10210U / 1.6 GHz | Intel Core i7 (13th Gen) 1365U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 4.2 GHz | 5.2 GHz |
| Number of Cores | Quad-Core | 10-core |
| Cache | 6 MB | L3 - 12 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel vPro Enterprise |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 2400 MHz | 5200 MHz |
| Rated Speed | 2400 MHz | 5200 MHz |
| STORAGE | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 512 GB SSD M.2 2230 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 720p | Yes - 1920 x 1080 (standard), 640 x 360 (infrared) |
| Camera Features | Privacy shutter | Privacy shutter, IR camera, 78 degrees, Temporal Noise Reduction |
| Video Resolutions | - | 1920 x 1080 |
| Frame Rate | - | 30 frames per second |
| Sound | Stereo speakers, dual array microphone | Four speakers, dual array microphone |
| Codec | - | Realtek ACL711-VD |
| Compliant Standards | High Definition Audio, Dolby Atmos | - |
| COMMUNICATIONS | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | Bluetooth, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | Intel Wi-Fi 6E AX 211 |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| Technology | Lithium Ion | 3-cell |
|---|---|---|
| Battery Capacity (Size) | 60 Wh | 60 Wh |
| Battery Life | Up to 20 hours | - |
| AC ADAPTER | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt, 5 / 9 / 15 / 20 V |
| INPUT | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| Type | Keyboard, digitizer, touchpad, digital pen | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Spill-resistant, zero-lattice keyboard, Haptic Collaboration Touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| Interfaces | 2 x USB 3.1 Gen 1 USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) Headphone/microphone combo jack |
3 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) Headphone/microphone combo jack |
|---|
| SOFTWARE | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Pro |
|---|---|---|
| Software Included | Microsoft Office (Trial) | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo Yoga C640-13IML (Lenovo Yoga C640) | Dell Latitude 9440 2-in-1 |
|---|
| Included Accessories | Power adapter, Lenovo Active Pen | USB-C power adapter |
|---|---|---|
| Integrated Options | Accelerometer | Accelerometer, ambient light sensor, proximity sensor, magnetometer, hall sensor, lid-open sensor, gyroscope, eCompass |
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | - | Noble Wedge security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | Administrator password, power-on password | ExpressCharge |
| Compliant Standards | RoHS | FIPS 140-2, TCG Certified |
| SAR Value | 0.32 W/kg (body), 0.32 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | - |
| Max Operating Temperature | - | 40 °C |
| Min Operating Temperature | - | 0 °C |
| Humidity Range Operating | - | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | 13IML 81UE | - |
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