In depth comparison and review of Lenovo Yoga 730-15IKB (81CU) and Lenovo Yoga 900S-12ISK (80ML). 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 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
Advantages and disadvantages of Lenovo Yoga 900S-12ISK (80ML) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
high-resolution display
innovative hinge design
solid battery life
responsive touch screen
limited port selection
moderate processing power
higher price point
no dedicated graphics
| DESIGN AND DIMENSIONS | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| Product Type | Notebook - flip design | Notebook - flip design |
|---|---|---|
| Dimensions (WxDxH) | 36 cm x 24.9 cm x 1.715 cm | 30.5 cm x 20.8 cm x 1.28 cm |
| Weight | 1.89 kg | 999 g |
| Case Material | Aluminum | Aluminum, carbon fibre, magnesium-aluminum alloy |
| Colour | Iron grey | Champagne gold |
| DISPLAY | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| Screen Size (Type) | 15.6" - IPS | 12.5" - IPS |
|---|---|---|
| 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) | 2560 x 1440 (WQHD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Features | Anti-glare | Glossy |
| PROCESSOR | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| CPU | Intel Core i7 (8th Gen) 8550U / 1.8 GHz | Intel Core m5 (6th Gen) 6Y54 / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 4 GHz | 2.7 GHz |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | 8 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR3 SDRAM |
| Speed | 2400 MHz | 1600 MHz / PC3L-12800 |
| Rated Speed | 2400 MHz | 1600 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe | 256 GB SSD M.2 PCIe - Samsung |
|---|
| AUDIO & VIDEO | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce GTX 1050 / Intel UHD Graphics 620 | Intel HD Graphics 515 |
| Video Memory | 4 GB GDDR5 SDRAM | - |
| Camera | Yes - 720p | Yes - 720p |
| Resolution | 1 Megapixel | 1 Megapixel |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Conexant CX11870 | - |
| Compliant Standards | High Definition Audio, Dolby Atmos | High Definition Audio, Dolby Audio Premium |
| Audio Features | JBL | - |
| COMMUNICATIONS | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | Bluetooth 4.0, 802.11a/b/g/n/ac |
|---|---|---|
| Wireless Controller | M.2 Card | Broadcom BCM4350 - M.2 Card |
| BATTERY | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| Technology | Lithium Ion | 4-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 51.5 Wh | 53 Wh |
| Battery Life | Up to 11 hours | Up to 10.5 hours |
| AC ADAPTER | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 90 Watt | 40 Watt, 20 V, 2 A |
| INPUT | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| Type | Keyboard, digitizer, touchpad, digital pen | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| Interfaces | 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 |
USB 3.0 USB 2.0 (DC-In combo) Headphone/microphone combo jack USB-C |
|---|
| SOFTWARE | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 10 Home 64-bit Edition - English |
|---|
| MISCELLANEOUS | Lenovo Yoga 730-15IKB (81CU) | Lenovo Yoga 900S-12ISK (80ML) |
|---|
| Included Accessories | Power adapter, Lenovo Active Pen 2, pen holder | Power adapter |
|---|---|---|
| Integrated Options | Accelerometer, gyro sensor | Ambient light sensor, G-sensor |
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | - |
| Features | Administrator password, power-on password | Administrator password, hard drive password, power-on password, digital compass, 1 USB 3.0 with Video-out |
| Compliant Standards | RoHS | RoHS |
| ENERGY STAR Certified | Yes | Yes |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year |
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