Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) vs. Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) and Lenovo IdeaPad S145-15API (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.

Laptop Specifications Comparison

Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) vs. Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 36.22 cm x 25.15 cm x 1.99 cm 36.22 cm x 25.15 cm x 1.99 cm
Weight 1.85 kg 1.85 kg
Case Material Polycarbonate ABS Polycarbonate ABS (bottom), polycarbonate ABS (top)
Colour Granite black IMR Granite black | Granite black texture
DISPLAY Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145)
Screen Size (Type) 15.6" - TN 15.6" - TN
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
PROCESSOR Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145)
CPU AMD A9 9425 / 3.1 GHz AMD Athlon 300U / 2.4 GHz
Max Turbo Speed 3.7 GHz 3.3 GHz
Number of Cores Dual-Core Dual-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 S145-15API (Lenovo IdeaPad S145)
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 2400 MHz
Rated Speed 2133 MHz 2400 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 S145-15API (Lenovo IdeaPad S145)
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 S145-15API (Lenovo IdeaPad S145)
Graphics Processor (GPU) AMD Radeon R5 AMD Radeon Vega 3
Max Monitors Supported - 1 external monitor(s)
Camera Yes Yes
Resolution 0.3 Megapixel 0.3 Megapixel
Camera Features - Fixed focus
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 S145-15API (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
Features Single stream (1x1) Single stream (1x1)
BATTERY Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145)
Technology Lithium Ion Lithium polymer
Battery Capacity (Size) 30 Wh 30 Wh
Battery Life Up to 4 hours Up to 4 hours
AC ADAPTER Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 45 Watt 65 Watt
INPUT Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo IdeaPad S145-15API (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 S145-15AST (Lenovo IdeaPad S145) Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145)
Interfaces USB 2.0
2 x USB 3.1 Gen 1
HDMI
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) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145)
Operating System (OS) Windows 10 Home in S mode - English Windows 10 Home in S mode - English
Software Included Microsoft Office (Trial) Microsoft Office (Trial)
MISCELLANEOUS Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo IdeaPad S145-15API (Lenovo IdeaPad S145)
Included Accessories Power adapter Wall mount 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
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 RoHS, Energy-Related Products (ErP) Lot 3
ENERGY STAR Certified Yes Yes
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 Limited warranty - 1 year - pick-up and return
Model Number 15AST 81N3 15API 81UT
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