In depth comparison and review of Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) and ASUS ExpertBook B9 (B9450FA). 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 IdeaPad S145-15API (Lenovo IdeaPad S145) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
decent processor performance
sufficient connectivity options
quiet operation
average display quality
limited battery life
basic graphics capabilities
no backlit keyboard
Advantages and disadvantages of ASUS ExpertBook B9 (B9450FA) based on its technical characteristics, features, user experience, expert reviews and price level.
extremely lightweight
long battery life
robust security features
fast SSD storage
premium build quality
high price point
limited graphics performance
no HDMI port
average speaker quality
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.22 cm x 25.15 cm x 1.99 cm | 32 cm x 20.3 cm x 1.49 cm |
| Weight | 1.85 kg | 880 g |
| Case Material | Polycarbonate ABS (bottom), polycarbonate ABS (top) | - |
| Colour | Granite black | Granite black texture | Star black |
| DISPLAY | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| Screen Size (Type) | 15.6" - TN | 14" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| 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 | ASUS Splendid Video Intelligence Technology, anti-glare, WideView, Tru2Life, NanoEdge display, thin bezel design, 72% NTSC colour gamut |
| PROCESSOR | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| CPU | AMD Athlon 300U / 2.4 GHz | Intel Core i7 (10th Gen) 10510U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 3.3 GHz | 4.9 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | L3 - 4 MB | 8 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Intel Turbo Boost Technology 2.0 |
| MEMORY | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| RAM | 4 GB (provided memory is soldered) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR3 SDRAM |
| Speed | 2400 MHz | 2133 MHz |
| Rated Speed | 2400 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| Graphics Processor (GPU) | AMD Radeon Vega 3 | Intel UHD Graphics |
|---|---|---|
| Max Monitors Supported | 1 external monitor(s) | - |
| Camera | Yes | Yes - 720p |
| Resolution | 0.3 Megapixel | - |
| Camera Features | Fixed focus | IR camera, Windows Hello |
| Sound | Stereo speakers, microphone | Harman/kardon stereo speakers, array microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | - |
| COMMUNICATIONS | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | - | Ethernet |
| Features | Single stream (1x1) | - |
| BATTERY | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| Technology | Lithium polymer | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 30 Wh | 66 Wh |
| Battery Life | Up to 4 hours | - |
| AC ADAPTER | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt, 19 V, 3.42 A |
| INPUT | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad, NumberPad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Chiclet keyboard |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| Interfaces | USB 2.0 2 x USB 3.1 Gen 1 HDMI Headphone/microphone combo jack |
Headphone/microphone combo jack 2 x USB-C (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) USB 3.1 Gen 2 HDMI Micro-HDMI LAN (on supplied cable) |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| Operating System (OS) | Windows 10 Home in S mode - English | Windows 10 Pro |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) | ASUS ExpertBook B9 (B9450FA) |
|---|
| Included Accessories | Wall mount power adapter | Sleeve, USB-C power adapter, Micro HDMI to LAN adapter |
|---|---|---|
| Cables Included | - | Micro-HDMI to LAN cable |
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| 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 | System password, hard drive password, ErgoLift |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | BSMI, CB, CCC, FCC, RoHS, MIL-STD 810G |
| SAR Value | - | 0.137 W/kg (body), 0.137 W/kg (limb) |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 5 °C | - |
| Humidity Range Operating | 8 - 95% | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | 15API 81UT | BM0397R |
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