In depth comparison and review of Dell Inspiron 7391 2-in-1 and Lenovo Yoga 730-15IKB (81CU). 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 Yoga 730-15IKB (81CU) based on its technical characteristics, features, user experience, expert reviews and price level.
flexible 2-in-1 design
responsive touchscreen display
solid build quality
decent battery life
good overall performance
heavier than competitors
limited port selection
noisy under load
average color accuracy
| DESIGN AND DIMENSIONS | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 30.676 cm x 21.592 cm x 1.59 cm | 36 cm x 24.9 cm x 1.715 cm |
| Weight | 1.4 kg | 1.89 kg |
| Case Material | - | Aluminum |
| Colour | Black | Iron grey |
| DISPLAY | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Screen Size (Type) | 13.3" - IPS | 15.6" - 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 |
| 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 | Anti-glare |
| PROCESSOR | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| CPU | Intel Core i7 (10th Gen) 10510U / 1.8 GHz | Intel Core i7 (8th Gen) 8550U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 4.9 GHz | 4 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 8 MB | 8 MB |
| 64-bit Computing | - | Yes |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB (1 x 8 GB + 8 GB (soldered)) |
|---|---|---|
| Max RAM Supported | - | 16 GB |
| RAM Type | LPDDR3 SDRAM | DDR4 SDRAM |
| Speed | 2133 MHz | 2400 MHz |
| Rated Speed | 2133 MHz | 2400 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 0 |
| STORAGE | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe - NVM Express (NVMe) | 256 GB SSD M.2 PCIe |
|---|
| AUDIO & VIDEO | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics | NVIDIA GeForce GTX 1050 / Intel UHD Graphics 620 |
| Video Memory | - | 4 GB GDDR5 SDRAM |
| Camera | Yes - HD | Yes - 720p |
| Resolution | 0.92 Megapixel | 1 Megapixel |
| Camera Features | 74.9 degrees, RGB camera | - |
| 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 | Conexant CX11870 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Atmos |
| Audio Features | - | JBL |
| COMMUNICATIONS | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | M.2 Card | M.2 Card |
| BATTERY | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Technology | 4-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 51.5 Wh |
| Battery Life | - | Up to 11 hours |
| AC ADAPTER | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19.5 V, 3.34 A | 90 Watt |
| INPUT | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Type | Keyboard, digitizer, touchpad | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | - | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| 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 Thunderbolt 3) HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Home 64-bit Edition - English |
|---|
| MISCELLANEOUS | Dell Inspiron 7391 2-in-1 | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Included Accessories | Power adapter | Power adapter, Lenovo Active Pen 2, pen holder |
|---|---|---|
| Integrated Options | - | Accelerometer, gyro sensor |
| Security | Fingerprint reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Features | - | Administrator password, power-on password |
| Compliant Standards | - | RoHS |
| 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 - 1 year - pick-up and return |
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