Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) vs. Lenovo ThinkPad T15 Gen 1 (20S6)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) and Lenovo ThinkPad T15 Gen 1 (20S6). 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 ThinkPad T15 Gen 1 (20S6) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S6)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.22 cm x 25.15 cm x 1.99 cm 36.58 cm x 24.8 cm x 1.91 cm
Weight 1.85 kg 1.81 kg
Case Material Polycarbonate ABS Glass-fibre, polyphenylene sulfide, polyamide
Colour Granite black IMR Black
DISPLAY Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S6)
Screen Size (Type) 15.6" - TN 15.6" - IPS
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 250 cd/m²
Colour Gamut - 45%
Features Anti-glare Anti-glare, 170° viewing angle
PROCESSOR Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S6)
CPU AMD A9 9425 / 3.1 GHz Intel Core i5 (10th Gen) 10210U / 1.6 GHz
Max Turbo Speed 3.7 GHz 4.2 GHz
Number of Cores Dual-Core Quad-Core
Cache 1 MB 6 MB
64-bit Computing Yes Yes
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S6)
RAM 4 GB (1 x 4 GB) 8 GB (provided memory is soldered)
Max RAM Supported 8 GB 40 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2133 MHz 2666 MHz
Rated Speed 2133 MHz 3200 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 ThinkPad T15 Gen 1 (20S6)
Main Storage Size (HDD/SSD) 128 GB SSD 2.5" (7 mm) SATA 6Gb/s 256 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S6)
Graphics Processor (GPU) AMD Radeon R5 Intel UHD Graphics
Camera Yes Yes - 720p
Resolution 0.3 Megapixel -
Camera Features - IR camera, fixed focus, ThinkShutter camera privacy
Sound Stereo speakers, microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards High Definition Audio, Dolby Audio Dolby Audio
COMMUNICATIONS Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S6)
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 Intel Wi-Fi 6 AX 201
Network Interface - Gigabit Ethernet
Ethernet Controller - Intel I219-V
Features Single stream (1x1) Dual stream (2x2)
WWAN
Generation - WWAN upgradable
BATTERY Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S6)
Technology Lithium Ion Lithium polymer
Battery Capacity (Size) 30 Wh 57 Wh
Battery Life Up to 4 hours Up to 15.26 hours
AC ADAPTER Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S6)
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 ThinkPad T15 Gen 1 (20S6)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes Yes
Keyboard Backlight - Yes
Features Multi-touch touchpad, buttonless touchpad Spill-resistant, multi-touch touchpad
CONNECTIONS & EXPANSIONS Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S6)
Interfaces USB 2.0
2 x USB 3.1 Gen 1
HDMI
Headphone/microphone combo jack
USB 3.1 Gen 1 (Always On)
USB 3.1 Gen 1
USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery)
HDMI
Headphone/microphone combo jack
LAN
Dock
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (microSD)
SOFTWARE Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S6)
Operating System (OS) Windows 10 Home in S mode - English Windows 10 Pro 64-bit Edition - English
Software Included Microsoft Office (Trial) -
MISCELLANEOUS Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S6)
Dockable - Yes
Included Accessories Power adapter USB-C power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card 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 Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 RoHS
ENERGY STAR Certified Yes Yes
EPEAT Compliant - EPEAT Gold
TCO Certified - TCO Certified Notebooks 8
Manufacturer Warranty Limited warranty - 1 year - pick-up and return Limited warranty - 3 years - pick-up and return
Limited warranty - battery - 1 year
Model Number 15AST 81N3 -
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