In depth comparison and review of Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) and Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145). 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 IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 41.3 cm x 28.46 cm x 2.43 cm | 36.22 cm x 25.15 cm x 1.99 cm |
| Weight | 2.8 kg | 1.85 kg |
| Case Material | Polycarbonate ABS | Polycarbonate ABS |
| Colour | Granite black | Granite black IMR |
| DISPLAY | Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| Screen Size (Type) | 17.3" - TN | 15.6" - TN |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1600 x 900 (HD+) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 220 cd/m² |
| Colour Gamut | 60% | - |
| Features | Anti-glare | Anti-glare |
| PROCESSOR | Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| CPU | Intel Core i3 (8th Gen) 8145U / 2.1 GHz | AMD A9 9425 / 3.1 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 3.7 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 4 MB | 1 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| RAM | 4 GB (provided memory is soldered) | 4 GB (1 x 4 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 8 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 2133 MHz |
| Rated Speed | - | 2133 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 1 | 0 |
| STORAGE | Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB HDD SATA 6Gb/s / 5400 rpm | 128 GB SSD 2.5" (7 mm) SATA 6Gb/s |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon R5 |
|---|---|---|
| Camera | Yes - 720p | Yes |
| Resolution | - | 0.3 Megapixel |
| Camera Features | Privacy shutter | - |
| Sound | Stereo speakers, microphone | Stereo speakers, microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Audio |
| COMMUNICATIONS | Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | M.2 Card | M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| Features | Single stream (1x1) | Single stream (1x1) |
| BATTERY | Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| Technology | 3-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 36 Wh | 30 Wh |
| Battery Life | Up to 7.7 hours | Up to 4 hours |
| AC ADAPTER | Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 45 Watt |
| INPUT | Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| Interfaces | 2 x USB 3.1 Gen 1 USB-C 3.1 Gen 1 HDMI LAN Headphone/microphone combo jack |
USB 2.0 2 x USB 3.1 Gen 1 HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 10 Home in S mode - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo IdeaPad L340-17IWL (Lenovo IdeaPad L340) | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) |
|---|
| 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 |
| 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, RapidCharge | Administrator password, hard drive password, power-on password |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, Energy-Related Products (ErP) Lot 3 |
| 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 | 17IWL 81M0 | 15AST 81N3 |
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