In depth comparison and review of Dell Inspiron 7391 2-in-1 and Lenovo ThinkPad X390 Yoga (20NN). 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 Dell Inspiron 7391 2-in-1 based on its technical characteristics, features, user experience, expert reviews and price level.
flexible 2-in-1 design
lightweight and portable
responsive touch display
solid build quality
adequate connectivity options
average battery life
moderate storage capacity
standard graphics performance
higher price point
Advantages and disadvantages of Lenovo ThinkPad X390 Yoga (20NN) based on its technical characteristics, features, user experience, expert reviews and price level.
flexible 2-in-1 design
robust build quality
excellent keyboard comfort
good battery life
reliable performance
higher price point
limited graphics power
no 4K display option
modest storage capacity
| DESIGN AND DIMENSIONS | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 30.676 cm x 21.592 cm x 1.59 cm | 31.04 cm x 21.9 cm x 1.595 cm |
| Weight | 1.4 kg | 1.29 kg |
| Case Material | - | Carbon fibre |
| Colour | Black | Black |
| DISPLAY | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| Screen Size (Type) | 13.3" - IPS | 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) |
| Pixel Density (ppi) | 165 | - |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | 200 cd/m² | 300 cd/m² |
| Colour Gamut | - | 72% |
| Features | Glossy, TrueLife, Wide Viewing Angle, ±85° horizontal viewing angle, ±85° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.1529 mm pixel pitch | Glossy, anti-reflective, anti-smudge, 170° viewing angle |
| PROCESSOR | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| CPU | Intel Core i7 (10th Gen) 10510U / 1.8 GHz | Intel Core i5 (8th Gen) 8265U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.9 GHz | 3.9 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 8 MB | 6 MB |
| 64-bit Computing | - | Yes |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| RAM | 8 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR3 SDRAM | DDR4 SDRAM |
| Speed | 2133 MHz | 2400 MHz |
| Rated Speed | 2133 MHz | 2666 MHz |
| STORAGE | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - HD | Yes - 720p |
| Resolution | 0.92 Megapixel | - |
| Camera Features | 74.9 degrees, RGB camera | IR camera, ThinkShutter camera privacy |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3254 | Realtek ALC3287 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio Premium |
| COMMUNICATIONS | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | M.2 Card | Intel Wireless-AC 9560 |
| Features | - | Gigabit Ethernet via optional Ethernet (RJ-45) adapter |
| WWAN |
|---|
| Generation | - | 4G |
|---|---|---|
| Technology | - | LTE |
| Controller | - | FIBOCOM L830-EB - M.2 Card |
| BATTERY | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| Technology | 4-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 50 Wh |
| Battery Life | - | Up to 14.5 hours |
| AC ADAPTER | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19.5 V, 3.34 A | 65 Watt |
| INPUT | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| Type | Keyboard, digitizer, touchpad | Keyboard, digitizer, TrackPoint, digital pen, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | - | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| Slots | - | 1 x Nano-SIM card (1 free) |
|---|---|---|
| Interfaces | USB 3.1 Gen 1 USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode) HDMI Headphone/microphone combo jack |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Dock Headphone/microphone combo jack Lenovo Ethernet extension connector |
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Pro 64-bit Edition - English |
|---|
| MISCELLANEOUS | Dell Inspiron 7391 2-in-1 | Lenovo ThinkPad X390 Yoga (20NN) |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | ThinkPad Pen Pro, USB-C power adapter |
| Integrated Options | - | 3-axis gyro sensor, 3-axis accelerometer |
| Security | Fingerprint reader | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card 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 |
| Compliant Standards | - | RoHS |
| SAR Value | - | 1.696 W/kg (body), 1.696 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | - | Limited warranty - 3 years - pick-up and return Limited warranty - battery - 1 year |
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