In depth comparison and review of Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) and Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340). 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 S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.22 cm x 25.15 cm x 1.99 cm | 35.8 cm x 24.5 cm x 1.79 cm |
| Weight | 1.85 kg | 1.79 kg |
| Case Material | Polycarbonate ABS | Aluminum, polycarbonate ABS |
| Colour | Granite black IMR | Abyss blue | Platinum grey | Onyx black |
| DISPLAY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340) |
|---|
| Screen Size (Type) | 15.6" - TN | 15.6" - TN |
|---|---|---|
| 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 | 220 cd/m² |
| Features | Anti-glare | Anti-glare |
| PROCESSOR | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340) |
|---|
| CPU | AMD A9 9425 / 3.1 GHz | Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 3.4 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 1 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340) |
|---|
| RAM | 4 GB (1 x 4 GB) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 8 GB | 12 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2133 MHz | 2666 MHz |
| Rated Speed | 2133 MHz | 2666 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 0 | 1 |
| STORAGE | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD 2.5" (7 mm) SATA 6Gb/s | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340) |
|---|
| Graphics Processor (GPU) | AMD Radeon R5 | Intel UHD Graphics |
|---|---|---|
| Max Monitors Supported | - | 1 external monitor(s) |
| Camera | Yes | Yes - 720p |
| Resolution | 0.3 Megapixel | 1 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 S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340) |
|---|
| 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 |
| Features | Single stream (1x1) | Single stream (1x1) |
| BATTERY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340) |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 30 Wh | 52.5 Wh |
| Battery Life | Up to 4 hours | Up to 10.5 hours |
| AC ADAPTER | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340) |
|---|
| 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 S340-15IIL (Lenovo IdeaPad S340) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Features | Multi-touch touchpad, buttonless touchpad | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340) |
|---|
| Interfaces | USB 2.0 2 x USB 3.1 Gen 1 HDMI Headphone/microphone combo jack |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 Headphone/microphone combo jack HDMI |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340) |
|---|
| Operating System (OS) | Windows 10 Home in S mode - English | Windows 10 Home in S mode - English |
|---|---|---|
| Software Included | Microsoft Office (Trial) | Microsoft Office (30 days trial) |
| MISCELLANEOUS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo IdeaPad S340-15IIL (Lenovo IdeaPad S340) |
|---|
| 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 | - | 1.014 W/kg (limb), 1.014 W/kg (body) |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - pick-up and return |
| Model Number | 15AST 81N3 | 15IIL 81VW |
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