Dell Inspiron 7391 2-in-1 vs. Lenovo IdeaPad C340-15IWL (81N5)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Dell Inspiron 7391 2-in-1 and Lenovo IdeaPad C340-15IWL (81N5). 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.

Dell Inspiron 7391 2-in-1 Review

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

Lenovo IdeaPad C340-15IWL (81N5) Review

Advantages and disadvantages of Lenovo IdeaPad C340-15IWL (81N5) based on its technical characteristics, features, user experience, expert reviews and price level.

flexible 2-in-1 design

responsive touchscreen display

backlit keyboard feature

solid build quality

affordable price point

average battery life

moderate processor speed

limited graphics performance

heavier than competitors

Laptop Comparison and Tests

Difference between Dell Inspiron 7391 2-in-1 and Lenovo IdeaPad C340-15IWL (81N5)
86 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery
72 % - Design
72 % - Display
72 % - Performance
71 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Dell Inspiron 7391 2-in-1 vs. Lenovo IdeaPad C340-15IWL (81N5) Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 7391 2-in-1 Lenovo IdeaPad C340-15IWL (81N5)
Product Type Notebook - flip design Notebook - flip design
Dimensions (WxDxH) 30.676 cm x 21.592 cm x 1.59 cm 36.4 cm x 25 cm x 2.05 cm
Weight 1.4 kg 2 kg
Case Material - Polycarbonate, polycarbonate ABS, glass-fibre
Colour Black Onyx black
DISPLAY Dell Inspiron 7391 2-in-1 Lenovo IdeaPad C340-15IWL (81N5)
Screen Size (Type) 13.3" - IPS 15.6" - TN
Touchscreen Yes Yes (10-point multi-touch)
LCD Backlight Technology - LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1366 x 768 (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 220 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 Glossy
PROCESSOR Dell Inspiron 7391 2-in-1 Lenovo IdeaPad C340-15IWL (81N5)
CPU Intel Core i7 (10th Gen) 10510U / 1.8 GHz Intel Core i3 (8th Gen) 8145U / 2.1 GHz
Max Turbo Speed 4.9 GHz 3.9 GHz
Number of Cores Quad-Core Dual-Core
Cache 8 MB 4 MB
64-bit Computing - Yes
Features Intel Turbo Boost Technology 2.0 Integrated memory controller
MEMORY Dell Inspiron 7391 2-in-1 Lenovo IdeaPad C340-15IWL (81N5)
RAM 8 GB (provided memory is soldered) 8 GB (1 x 4 GB + 4 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 IdeaPad C340-15IWL (81N5)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 PCIe - NVM Express (NVMe) 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe)
AUDIO & VIDEO Dell Inspiron 7391 2-in-1 Lenovo IdeaPad C340-15IWL (81N5)
Graphics Processor (GPU) Intel UHD Graphics Intel UHD Graphics
Camera Yes - HD Yes - 720p
Resolution 0.92 Megapixel 1 Megapixel
Camera Features 74.9 degrees, RGB camera Privacy shutter
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 -
Compliant Standards High Definition Audio High Definition Audio, Dolby Audio
COMMUNICATIONS Dell Inspiron 7391 2-in-1 Lenovo IdeaPad C340-15IWL (81N5)
Wireless Bluetooth, 802.11a/b/g/n/ac 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller M.2 Card M.2 Card
Features - Single stream (1x1)
BATTERY Dell Inspiron 7391 2-in-1 Lenovo IdeaPad C340-15IWL (81N5)
Technology 4-cell Lithium Ion Lithium Ion
Battery Capacity (Size) - 52.5 Wh
Battery Life - Up to 8 hours
AC ADAPTER Dell Inspiron 7391 2-in-1 Lenovo IdeaPad C340-15IWL (81N5)
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 IdeaPad C340-15IWL (81N5)
Type Keyboard, digitizer, touchpad Keyboard, touchpad
Keyboard Backlight Yes Yes
Features - Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Dell Inspiron 7391 2-in-1 Lenovo IdeaPad C340-15IWL (81N5)
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
HDMI
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Dell Inspiron 7391 2-in-1 Lenovo IdeaPad C340-15IWL (81N5)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 10 Home in S mode - English
Software Included - Microsoft Office (30 days trial)
MISCELLANEOUS Dell Inspiron 7391 2-in-1 Lenovo IdeaPad C340-15IWL (81N5)
Included Accessories Power adapter Power adapter
Security Fingerprint reader Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Features - Administrator password, hard drive password, power-on password, RapidCharge
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 3
SAR Value - 0.38 W/kg (body), 0.38 W/kg (limb)
Specific Absorption Rate (SAR) - 0.38 W/kg (body)
0.38 W/kg (limb)
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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