In depth comparison and review of Lenovo Yoga S940-14IWL (Lenovo Yoga S940) and Acer TravelMate B3 (TMB311-31). 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.
| DESIGN AND DIMENSIONS | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 31.93 cm x 19.74 cm x 1.42 cm | 29.5 cm x 21.5 cm x 2.09 cm |
| Weight | 1.2 kg | 1.4 kg |
| Case Material | Aluminum | - |
| Colour | Iron grey | Shale black |
| DISPLAY | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| Screen Size (Type) | 14" - IPS | 11.6" |
|---|---|---|
| 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 | - |
| Features | Glossy, One Glass Solution, Dolby Vision | Anti-glare, ComfyView, 10 ms response rate, Narrow Border Display |
| PROCESSOR | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| CPU | Intel Core i5 (8th Gen) 8265U / 1.6 GHz | Intel Celeron N4120 / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 2.6 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 6 MB | 4 MB |
| 64-bit Computing | - | Yes |
| Features | Integrated memory controller | Intel Burst Technology |
| MEMORY | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| RAM | 8 GB (provided memory is soldered) | 4 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR3 SDRAM | LPDDR4 SDRAM |
| Speed | 2133 MHz | - |
| Rated Speed | 2400 MHz | - |
| STORAGE | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 64 GB eMMC - SanDisk |
|---|
| AUDIO & VIDEO | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel UHD Graphics 600 |
|---|---|---|
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Camera | Yes - 720p | Yes - HD |
| Camera Features | IR camera, fixed focus, ToF sensor | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, microphone |
| Codec | Realtek ALC3286 | - |
| Compliant Standards | High Definition Audio, Dolby Atmos | High Definition Audio |
| COMMUNICATIONS | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | M.2 Card | Intel Wireless-AC 9560 - M.2 2230 |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2) | - |
| BATTERY | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| Technology | Lithium polymer | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 52 Wh | 48 Wh |
| Battery Life | Up to 15 hours | Up to 12 hours |
| AC ADAPTER | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 45 Watt, 19 V |
| INPUT | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Multi-touch touchpad, buttonless touchpad | Multi-gesture touch pad, Acer FineTip keyboard |
| CONNECTIONS & EXPANSIONS | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| Interfaces | 2 x USB-C 3.1 Gen 1 (supports Thunderbolt 3) USB-C 3.1 Gen 1 Headphone/microphone combo jack |
2 x USB 3.2 Gen 1 HDMI Headphone/microphone combo jack LAN |
|---|---|---|
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 10 Pro 64-bit Edition National Academic |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Lenovo Yoga S940-14IWL (Lenovo Yoga S940) | Acer TravelMate B3 (TMB311-31) |
|---|
| Included Accessories | USB-C power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | Administrator password, hard drive password, power-on password | Administrator password, hard drive password |
| Compliant Standards | RoHS | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | 14IWL 81Q7 | C5KC |
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