Lenovo Yoga C640-13IML (Lenovo Yoga C640) vs. Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo Yoga C640-13IML (Lenovo Yoga C640) and Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340). 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.

Laptop Specifications Comparison

Lenovo Yoga C640-13IML (Lenovo Yoga C640) vs. Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) Comparison Chart
DESIGN AND DIMENSIONS Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
Product Type Notebook - flip design Notebook - flip design
Dimensions (WxDxH) 30.6 cm x 20.448 cm x 1.695 cm 36.4 cm x 25 cm x 2.05 cm
Weight 1.35 kg 2 kg
Case Material Aluminum, polycarbonate, glass-fibre Polycarbonate, polycarbonate ABS, glass-fibre
Colour Iron grey Onyx black | Platinum
DISPLAY Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
Screen Size (Type) 13.3" - IPS 15.6" - TN
Touchscreen Yes (10-point multi-touch) Yes (10-point multi-touch)
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1366 x 768 (HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 400 cd/m² 220 cd/m²
Colour Gamut 72% NTSC 45% NTSC
Features Anti-glare, 72% NTSC colour gamut Glossy
PROCESSOR Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
CPU Intel Core i5 (10th Gen) 10210U / 1.6 GHz Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz
Max Turbo Speed 4.2 GHz 3.4 GHz
Number of Cores Quad-Core Dual-Core
Cache 6 MB 4 MB
64-bit Computing Yes -
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
RAM 8 GB (provided memory is soldered) 4 GB (provided memory is soldered)
Max RAM Supported - 20 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz 2666 MHz
Rated Speed 2400 MHz 2666 MHz
Form Factor - SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 1
STORAGE Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
Graphics Processor (GPU) Intel UHD Graphics Intel UHD Graphics
Camera Yes - 720p Yes - 720p
Camera Features Privacy shutter Privacy shutter, fixed focus
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Compliant Standards High Definition Audio, Dolby Atmos High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller M.2 Card M.2 Card
Features Dual stream (2x2) Single stream (1x1)
BATTERY Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
Technology Lithium Ion Lithium polymer
Battery Capacity (Size) 60 Wh 52.5 Wh
Battery Life Up to 20 hours Up to 10 hours
AC ADAPTER Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 45 Watt 65 Watt
INPUT Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
Type Keyboard, digitizer, touchpad, digital pen Keyboard, touchpad
Keyboard Backlight Yes -
Features Multi-touch touchpad, buttonless touchpad Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
Interfaces 2 x USB 3.1 Gen 1
USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode)
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 - 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
Operating System (OS) Windows 10 Home 64-bit Edition - English Windows 10 Home in S mode - English
Software Included Microsoft Office (Trial) Microsoft Office (Trial)
MISCELLANEOUS Lenovo Yoga C640-13IML (Lenovo Yoga C640) Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340)
Included Accessories Power adapter, Lenovo Active Pen Power adapter
Integrated Options Accelerometer -
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Firmware Trusted Platform Module (TPM 2.0) Security Chip
Features Administrator password, power-on password Administrator password, hard drive password, power-on password, RapidCharge
Compliant Standards RoHS RoHS, Energy-Related Products (ErP) Lot 3
SAR Value 0.32 W/kg (body), 0.32 W/kg (limb) 1.1 W/kg (body), 1.1 W/kg (limb)
ENERGY STAR Certified Yes -
Manufacturer Warranty Limited warranty - 1 year - pick-up and return Limited warranty - 1 year - pick-up and return
Model Number 13IML 81UE 15IIL 81XJ
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