In depth comparison and review of Dell Latitude 3390 2-in-1 and Lenovo Yoga C640-13IML LTE (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 Yoga C640-13IML LTE (Lenovo Yoga C640) based on its technical characteristics, features, user experience, expert reviews and price level.
long battery life
lightweight and portable
integrated LTE connectivity
responsive touchscreen display
solid build quality
limited storage capacity
average graphics performance
no optical drive
higher price point
| DESIGN AND DIMENSIONS | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 32.4 cm x 22.48 cm x 2.04 cm | 30.6 cm x 20.448 cm x 1.695 cm |
| Weight | 1.57 kg | 1.35 kg |
| Case Material | - | Aluminum, polycarbonate, glass-fibre |
| Colour | Black | Iron grey |
| DISPLAY | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Screen Size (Type) | 13.3" | 13.3" - IPS |
|---|---|---|
| Touchscreen | Yes | Yes (10-point multi-touch) |
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | 220 cd/m² | 300 cd/m² |
| Colour Gamut | - | 72% NTSC |
| Features | Anti-glare | Anti-glare |
| PROCESSOR | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| CPU | Intel Core i3 (7th Gen) 7020U / 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 | 3 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Features | - | Integrated memory controller |
| MEMORY | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (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 | 2400 MHz | 2400 MHz |
| Rated Speed | 2400 MHz | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2280 SATA | 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 620 | Intel UHD Graphics |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | Shared Video Memory (UMA) |
| Max Monitors Supported | - | 1 external monitor(s) |
| Camera | Yes - 1280 x 720 | Yes - 720p |
| Resolution | 0.92 Megapixel | - |
| Camera Features | IR camera | Privacy shutter |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3253 | - |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Atmos |
| Audio Features | MaxxAudio Pro | - |
| COMMUNICATIONS | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Atheros QCA61x4A - M.2 2230 | M.2 Card |
| Features | - | Dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G |
|---|---|---|
| Technology | - | LTE Advanced |
| Controller | - | FIBOCOM L850-GL - M.2 Card |
| BATTERY | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 60 Wh |
| Battery Life | - | Up to 22 hours |
| AC ADAPTER | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19.5 V, 2.31 A | 45 Watt |
| INPUT | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Type | Keyboard, touchpad | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | - | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Slots | - | 1 x Nano-SIM card (1 free) |
|---|---|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 1 (PowerShare) USB-C (supports DisplayPort Alt Mode) USB 2.0 HDMI |
USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) 2 x USB 3.1 Gen 1 Headphone/microphone combo jack |
| Memory Card Reader | Yes (SD Card) | - |
| SOFTWARE | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 10 Pro 64-bit Edition - English |
|---|---|---|
| Software Included | Microsoft Office (Trial) | Microsoft Office 365 Personal |
| MISCELLANEOUS | Dell Latitude 3390 2-in-1 | Lenovo Yoga C640-13IML LTE (Lenovo Yoga C640) |
|---|
| Included Accessories | Power adapter | Power adapter, Lenovo Digital Pen |
|---|---|---|
| Integrated Options | - | Proximity sensor, G-sensor |
| Security | 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, hard drive password, power-on password |
| Navigation Receiver | - | GPS |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3 |
| SAR Value | - | 1.4 W/kg (body), 1.4 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| Manufacturer Warranty | Limited warranty - 1 year - on-site | Limited warranty - 1 year - pick-up and return |
| Model Number | - | 13IML LTE 81XL |
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