In depth comparison and review of Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) and Lenovo ThinkBook 16p G2 ACH (20YM). 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 S145-15AST (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 ThinkBook 16p G2 ACH (20YM) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful amd processor
high-resolution display
robust aluminum chassis
good thermal management
decent battery life
heavier than competitors
no biometric features
limited port selection
higher price point
DESIGN AND DIMENSIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 36.22 cm x 25.15 cm x 1.99 cm | 35.6 cm x 25.2 cm x 1.99 cm |
Weight | 1.85 kg | 1.99 kg |
Case Material | Polycarbonate ABS | Aluminum |
Colour | Granite black IMR | Dual tone mineral grey |
DISPLAY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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Screen Size (Type) | 15.6" - TN | 16" - IPS |
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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 | 400 cd/m² |
Colour Gamut | - | 100% sRGB |
Features | Anti-glare | Auto Brightness Control, anti-glare, 170° viewing angle, X-Rite Pantone factory color calibration, Dolby Vision |
PROCESSOR | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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CPU | AMD A9 9425 / 3.1 GHz | AMD Ryzen 7 5800H / 3.2 GHz |
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Max Turbo Speed | 3.7 GHz | 4.4 GHz |
Number of Cores | Dual-Core | 8-core |
Cache | 1 MB | L3 - 16 MB |
64-bit Computing | Yes | - |
Features | Integrated memory controller | Integrated memory controller |
MEMORY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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RAM | 4 GB (1 x 4 GB) | 16 GB (1 x 8 GB + 8 GB (soldered)) |
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Max RAM Supported | 8 GB | 24 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2133 MHz | 3200 MHz |
Rated Speed | 2133 MHz | 3200 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 1 | 1 |
Empty Slots | 0 | 0 |
STORAGE | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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Main Storage Size (HDD/SSD) | 128 GB SSD 2.5" (7 mm) SATA 6Gb/s | 512 GB SSD M.2 PCIe - Western Digital |
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AUDIO & VIDEO | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
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Graphics Processor (GPU) | AMD Radeon R5 | NVIDIA GeForce RTX 3060 / AMD Radeon Graphics |
Max Monitors Supported | - | 2 external monitor(s) |
Video Memory | - | 6 GB GDDR6 SDRAM |
Video System Features | - | Max-Q design, NVIDIA Resizable BAR, Dynamic Boost 2.0 |
Camera | Yes | Yes - 1080p |
Resolution | 0.3 Megapixel | - |
Camera Features | - | Privacy shutter, fixed focus |
Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
Codec | - | Realtek ALC3306 |
Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio |
Audio Features | - | Harman-branded |
VR Ready | - | Yes |
COMMUNICATIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
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Wireless Controller | M.2 Card | M.2 Card |
Features | Single stream (1x1) | - |
BATTERY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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Technology | Lithium Ion | 4-cell lithium polymer |
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Battery Capacity (Size) | 30 Wh | 71 Wh |
Battery Life | Up to 4 hours | Up to 6.9 hours |
AC ADAPTER | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 45 Watt | 230 Watt, 20 V |
INPUT | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Numeric Keypad | Yes | Yes |
Keyboard Backlight | - | Yes |
Features | Multi-touch touchpad, buttonless touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad |
CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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Slots | - | 2 x M.2 Card (1 free) |
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Interfaces | USB 2.0 2 x USB 3.1 Gen 1 HDMI Headphone/microphone combo jack |
USB 3.2 Gen 2 USB 3.2 Gen 2 (Always On) 2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack |
Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | 4 in 1 |
SOFTWARE | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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Operating System (OS) | Windows 10 Home in S mode - English | Windows 11 Pro - English |
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Software Included | Microsoft Office (Trial) | - |
MISCELLANEOUS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | Lenovo ThinkBook 16p G2 ACH (20YM) |
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Included Accessories | Power adapter | Power adapter |
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Integrated Options | - | Ambient light sensor |
Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
Security Slot Type | - | Kensington nano security slot |
Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
Features | Administrator password, hard drive password, power-on password | Administrator password, hard drive password, power-on password, Rapid Charge Pro |
Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, FSC, Energy-Related Products (ErP) Lot 3, TUV Eyesafe Display Certification |
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 | - |
Model Number | 15AST 81N3 | - |