Detailed comparison and review of Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) and Acer TravelMate B3 (TMB311-31). 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.
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | Acer TravelMate B3 (TMB311-31) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.22 cm x 25.15 cm x 1.99 cm | 29.5 cm x 21.5 cm x 2.09 cm |
| Weight | 1.85 kg | 1.4 kg |
| Case Material | Polycarbonate ABS | - |
| Colour | Platinum grey IMR | Shale black |
| DISPLAY | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | Acer TravelMate B3 (TMB311-31) |
|---|
| Screen Size (Type) | 15.6" - TN | 11.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 220 cd/m² |
| Features | Anti-glare | Anti-glare, ComfyView, 10 ms response rate, Narrow Border Display |
| PROCESSOR | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | Acer TravelMate B3 (TMB311-31) |
|---|
| CPU | Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz | Intel Celeron N4120 / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 3.4 GHz | 2.6 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 4 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Intel Burst Technology |
| MEMORY | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | Acer TravelMate B3 (TMB311-31) |
|---|
| RAM | 4 GB (provided memory is soldered) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR4 SDRAM |
| Speed | 2666 MHz | - |
| Rated Speed | 2666 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | Acer TravelMate B3 (TMB311-31) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 64 GB eMMC - SanDisk |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | Acer TravelMate B3 (TMB311-31) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics 600 |
|---|---|---|
| Memory Allocation Technology | - | Shared Video Memory (UMA) |
| Camera | Yes | Yes - HD |
| Resolution | 0.3 Megapixel | - |
| Sound | Stereo speakers, microphone | Stereo speakers, microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio |
| COMMUNICATIONS | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | 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 | Single stream (1x1) | - |
| BATTERY | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | Acer TravelMate B3 (TMB311-31) |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 30 Wh | 48 Wh |
| Battery Life | Up to 5.5 hours | Up to 12 hours |
| AC ADAPTER | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | 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 S145-15IIL (Lenovo IdeaPad S145) | Acer TravelMate B3 (TMB311-31) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Multi-gesture touch pad, Acer FineTip keyboard |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | Acer TravelMate B3 (TMB311-31) |
|---|
| Interfaces | USB 2.0 2 x USB 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 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (microSD) |
| SOFTWARE | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | Acer TravelMate B3 (TMB311-31) |
|---|
| Operating System (OS) | Windows 10 Home in S mode - English | Windows 10 Pro 64-bit Edition National Academic |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | - |
| MISCELLANEOUS | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | Acer TravelMate B3 (TMB311-31) |
|---|
| Included Accessories | 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-Related Products (ErP) Lot 3 | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | 15IIL 81W8 | C5KC |
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