Side by side comparison and review of Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) and Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540). 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.
Advantages and disadvantages of Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
adequate connectivity options
solid build quality
simple user interface
mediocre battery life
average display quality
limited graphics performance
slower HDD storage
Advantages and disadvantages of Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) based on its technical characteristics, features, user experience, expert reviews and price level.
slim, lightweight design
sharp, vibrant display
fast SSD storage
good battery life
efficient thermal management
limited port selection
no optical drive
average sound quality
higher price point
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.22 cm x 25.15 cm x 1.99 cm | 29.69 cm x 20.86 cm x 1.595 cm |
| Weight | 1.85 kg | 1.25 kg |
| Case Material | Polycarbonate ABS | Aluminum, glass |
| Colour | Granite black IMR | Light silver | Ice blue |
| DISPLAY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| Screen Size (Type) | 15.6" - TN | 13.3" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 2560 x 1600 (WQXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 300 cd/m² |
| Colour Gamut | - | 100% sRGB, 72% NTSC |
| Features | Anti-glare | Glossy, 72% NTSC colour gamut |
| PROCESSOR | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| CPU | AMD A9 9425 / 3.1 GHz | AMD Ryzen 5 3550H / 2.1 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 3.7 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 1 MB | L3 - 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| RAM | 4 GB (1 x 4 GB) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 8 GB | - |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2133 MHz | 2400 MHz |
| Rated Speed | 2133 MHz | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD 2.5" (7 mm) SATA 6Gb/s | 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| Graphics Processor (GPU) | AMD Radeon R5 | AMD Radeon Vega 8 |
|---|---|---|
| Camera | Yes | Yes - 720p |
| Resolution | 0.3 Megapixel | 1 Megapixel |
| Camera Features | - | IR camera, ToF sensor |
| Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Audio |
| COMMUNICATIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | M.2 Card | M.2 Card |
| Features | Single stream (1x1) | Dual stream (2x2) |
| BATTERY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 30 Wh | 56 Wh |
| Battery Life | Up to 4 hours | Up to 14.7 hours |
| AC ADAPTER | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt |
| INPUT | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| Interfaces | USB 2.0 2 x USB 3.1 Gen 1 HDMI Headphone/microphone combo jack |
USB 3.1 Gen 1 2 x USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| 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 S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S540-13API (Lenovo IdeaPad S540) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
| Features | Administrator password, hard drive password, power-on password | Administrator password, hard drive password, power-on password, RapidCharge |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, Energy-Related Products (ErP) Lot 3 |
| SAR Value | - | 0.599 W/kg (body), 0.599 W/kg (limb) |
| ENERGY STAR Certified | Yes | Yes |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - pick-up and return |
| Model Number | 15AST 81N3 | 13API 81XC |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
