Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) vs. Lenovo ThinkPad T15 Gen 1 (20S7)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad T15 Gen 1 (20S7)

Side by side comparison and review of Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) and Lenovo ThinkPad T15 Gen 1 (20S7). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

Laptop Specifications Comparison

Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) vs. Lenovo ThinkPad T15 Gen 1 (20S7) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S7)
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 Polycarbonate ABS, glass-fibre, magnesium alloy, polyphenylene sulfide, polyamide, Talc15
Colour Granite black IMR Black
DISPLAY Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S7)
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 (20S7)
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 (20S7)
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 (20S7)
Main Storage Size (HDD/SSD) 128 GB SSD 2.5" (7 mm) SATA 6Gb/s 128 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) - Samsung
AUDIO & VIDEO Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S7)
Graphics Processor (GPU) AMD Radeon R5 Intel UHD Graphics
Camera Yes Yes - 720p
Resolution 0.3 Megapixel -
Camera Features - ThinkShutter camera privacy
Sound Stereo speakers, microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards High Definition Audio, Dolby Audio High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S7)
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
Features Single stream (1x1) -
BATTERY Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S7)
Technology Lithium Ion 3-cell 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 (20S7)
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 (20S7)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes Yes
Keyboard Backlight - Yes
Features Multi-touch touchpad, buttonless touchpad Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S7)
Interfaces USB 2.0
2 x USB 3.1 Gen 1
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
USB-C 3.2 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 (20S7)
Operating System (OS) Windows 10 Home in S mode - English Windows 10 Pro 64-bit Edition
Software Included Microsoft Office (Trial) -
MISCELLANEOUS Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15 Gen 1 (20S7)
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, 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 -
Model Number 15AST 81N3 -
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