In depth comparison and review of Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) 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 Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) based on its technical characteristics, features, user experience, expert reviews and price level.
flexible 2-in-1 design
responsive touchscreen display
decent battery life
solid build quality
affordable price
moderate processor speed
limited graphics performance
basic audio quality
heavier than competitors
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 | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 36.4 cm x 25 cm x 2.05 cm | 36 cm x 24.9 cm x 1.715 cm |
| Weight | 2 kg | 1.89 kg |
| Case Material | Polycarbonate, polycarbonate ABS, glass-fibre | Aluminum |
| Colour | Onyx black | Platinum | Iron grey |
| DISPLAY | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Screen Size (Type) | 15.6" - TN | 15.6" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 300 cd/m² |
| Colour Gamut | 45% NTSC | - |
| Features | Glossy | Anti-glare |
| PROCESSOR | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Lenovo Yoga 730-15IKB (81CU) |
|---|
| CPU | Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz | Intel Core i7 (8th Gen) 8550U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 3.4 GHz | 4 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 4 MB | 8 MB |
| 64-bit Computing | - | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Lenovo Yoga 730-15IKB (81CU) |
|---|
| RAM | 4 GB (provided memory is soldered) | 16 GB (1 x 8 GB + 8 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 20 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | 2400 MHz |
| Rated Speed | 2666 MHz | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 1 | 0 |
| STORAGE | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 256 GB SSD M.2 PCIe |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | 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 - 720p | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | Privacy shutter, fixed focus | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | - | Conexant CX11870 |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Atmos |
| Audio Features | - | JBL |
| COMMUNICATIONS | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | M.2 Card | M.2 Card |
| Features | Single stream (1x1) | - |
| BATTERY | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Technology | Lithium polymer | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 52.5 Wh | 51.5 Wh |
| Battery Life | Up to 10 hours | Up to 11 hours |
| AC ADAPTER | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 90 Watt |
| INPUT | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Type | Keyboard, touchpad | Keyboard, digitizer, touchpad, digital pen |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 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 | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Operating System (OS) | Windows 10 Home in S mode - English | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Lenovo IdeaPad C340-15IIL (Lenovo IdeaPad C340) | Lenovo Yoga 730-15IKB (81CU) |
|---|
| Included Accessories | Power adapter | Power adapter, Lenovo Active Pen 2, pen holder |
|---|---|---|
| Integrated Options | - | Accelerometer, gyro sensor |
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Features | Administrator password, hard drive password, power-on password, RapidCharge | Administrator password, power-on password |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS |
| SAR Value | 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 | 15IIL 81XJ | - |
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