Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) vs. Lenovo ThinkPad T15g Gen 2 (20YS)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) and Lenovo ThinkPad T15g Gen 2 (20YS). 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.

Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Review

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

Lenovo ThinkPad T15g Gen 2 (20YS) Review

Advantages and disadvantages of Lenovo ThinkPad T15g Gen 2 (20YS) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful professional graphics

robust build quality

high-resolution display

advanced cooling system

expandable memory options

heavier than competitors

expensive base model

average battery life

limited color accuracy

Laptop Comparison and Tests

Difference between Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) and Lenovo ThinkPad T15g Gen 2 (20YS)
69 % - Design
66 % - Display
45 % - Performance
65 % - Connectivity
65 % - Battery
85 % - Design
85 % - Display
86 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) vs. Lenovo ThinkPad T15g Gen 2 (20YS) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15g Gen 2 (20YS)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.22 cm x 25.15 cm x 1.99 cm 37.54 cm x 25.23 cm x 3.145 cm
Weight 1.85 kg 2.87 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 T15g Gen 2 (20YS)
Screen Size (Type) 15.6" - TN 15.6" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1366 x 768 (HD) 3840 x 2160 (Ultra HD 4K)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 220 cd/m² 600 cd/m²
Colour Gamut - 100% Adobe RGB
Features Anti-glare Anti-glare, HDR 400 compatible, 170° viewing angle, Dolby Vision
PROCESSOR Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15g Gen 2 (20YS)
CPU AMD A9 9425 / 3.1 GHz Intel Core i7 (11th Gen) 11800H / 2.3 GHz
Max Turbo Speed 3.7 GHz 4.6 GHz
Number of Cores Dual-Core 8-core
Cache 1 MB 24 MB
64-bit Computing Yes -
Chipset - Intel WM590
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15g Gen 2 (20YS)
RAM 4 GB (1 x 4 GB) 32 GB (2 x 16 GB)
Max RAM Supported 8 GB 128 GB
RAM Type DDR4 SDRAM DDR4 SDRAM - non-ECC
Speed 2133 MHz 3200 MHz
Rated Speed 2133 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 4
Empty Slots 0 2
STORAGE Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15g Gen 2 (20YS)
Main Storage Size (HDD/SSD) 128 GB SSD 2.5" (7 mm) SATA 6Gb/s 1 TB SSD M.2 2280 PCIe 4.0 - TCG Opal Encryption 2, NVM Express (NVMe)
RAID Level - RAID 0, RAID 1
AUDIO & VIDEO Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15g Gen 2 (20YS)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) AMD Radeon R5 NVIDIA GeForce RTX 3070 / Intel UHD Graphics
Max Monitors Supported - 4 external monitor(s)
Video Memory - 8 GB GDDR6 SDRAM
Camera Yes Yes - 720p
Resolution 0.3 Megapixel -
Camera Features - Privacy shutter, IR camera, Windows Hello, fixed focus
Sound Stereo speakers, microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3306
Compliant Standards High Definition Audio, Dolby Audio High Definition Audio, Dolby Atmos
COMMUNICATIONS Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15g Gen 2 (20YS)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.2 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller M.2 Card Intel Wi-Fi 6E AX 210
Network Interface - 2.5 Gigabit Ethernet
Ethernet Controller - Intel I225-V
Features Single stream (1x1) Wake-on-LAN (WOL), dual stream (2x2)
BATTERY Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15g Gen 2 (20YS)
Technology Lithium Ion Lithium polymer
Battery Capacity (Size) 30 Wh 94 Wh
Battery Life Up to 4 hours Up to 11 hours
AC ADAPTER Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15g Gen 2 (20YS)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 45 Watt 230 Watt
INPUT Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15g Gen 2 (20YS)
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 T15g Gen 2 (20YS)
Slots - 3 x M.2 Card (2 free)
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 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
LAN
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (SD Card)
SOFTWARE Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) Lenovo ThinkPad T15g Gen 2 (20YS)
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 T15g Gen 2 (20YS)
Included Accessories Power adapter Power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip Discrete 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, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 RoHS, TCG Certified
ENERGY STAR Certified Yes Yes
EPEAT Compliant - EPEAT Gold
TCO Certified - TCO Certified Notebooks 8
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 Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 3 years - on-site
Model Number 15AST 81N3 -
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