Side by side comparison and review of Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) and Acer TravelMate B3 (TMB311-31). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) | Acer TravelMate B3 (TMB311-31) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.3 cm x 22.7 cm x 1.59 cm | 29.5 cm x 21.5 cm x 2.09 cm |
| Weight | 1.5 kg | 1.4 kg |
| Case Material | Aluminum, polycarbonate ABS | - |
| Colour | Mineral grey | Copper | Shale black |
| DISPLAY | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) | 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 | 250 cd/m² | 220 cd/m² |
| Colour Gamut | 45% | - |
| Features | Anti-glare | Anti-glare, ComfyView, 10 ms response rate, Narrow Border Display |
| PROCESSOR | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) | Acer TravelMate B3 (TMB311-31) |
|---|
| CPU | AMD Ryzen 5 3500U / 2.1 GHz | Intel Celeron N4120 / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 2.6 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | L3 - 4 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Intel Burst Technology |
| MEMORY | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) | Acer TravelMate B3 (TMB311-31) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR4 SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2400 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) | Acer TravelMate B3 (TMB311-31) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 64 GB eMMC - SanDisk |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) | Acer TravelMate B3 (TMB311-31) |
|---|
| Graphics Processor (GPU) | AMD Radeon Vega 8 | Intel UHD Graphics 600 |
|---|---|---|
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Camera | Yes - 720p | Yes - HD |
| Resolution | 1 Megapixel | - |
| Camera Features | Privacy shutter | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio |
| COMMUNICATIONS | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) | Acer TravelMate B3 (TMB311-31) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 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 IdeaPad S540-14API (Lenovo IdeaPad S540) | Acer TravelMate B3 (TMB311-31) |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 45 Wh | 48 Wh |
| Battery Life | Up to 9 hours | Up to 12 hours |
| AC ADAPTER | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) | Acer TravelMate B3 (TMB311-31) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 45 Watt, 19 V |
| INPUT | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) | 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 IdeaPad S540-14API (Lenovo IdeaPad S540) | Acer TravelMate B3 (TMB311-31) |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
2 x USB 3.2 Gen 1 HDMI Headphone/microphone combo jack LAN |
|---|---|---|
| Memory Card Reader | 4 in 1 (MultiMediaCard, microSD, microSDHC, microSDXC) | Yes (microSD) |
| SOFTWARE | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) | 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 (30 days trial) | - |
| MISCELLANEOUS | Lenovo IdeaPad S540-14API (Lenovo IdeaPad S540) | Acer TravelMate B3 (TMB311-31) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | 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, power-on password, RapidCharge | Administrator password, hard drive password |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | - |
| SAR Value | 0.58 W/kg (body), 0.58 W/kg (limb) | - |
| 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 | 14API 81NH | C5KC |
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