Lenovo IdeaPad 3 15ADA05 (81W1) vs. Lenovo ThinkPad T15 Gen 2 (20W4)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo IdeaPad 3 15ADA05 (81W1) and Lenovo ThinkPad T15 Gen 2 (20W4). 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 3 15ADA05 (81W1) vs. Lenovo ThinkPad T15 Gen 2 (20W4) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 36.22 cm x 25.34 cm x 1.99 cm 36.58 cm x 24.8 cm x 1.91 cm
Weight 1.85 kg 1.82 kg
Case Material Polycarbonate ABS Polycarbonate ABS, glass-fibre, magnesium alloy, polyphenylene sulfide, polyamide, Talc15
Colour Business black Black
DISPLAY Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
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 300 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare Anti-glare, 170° viewing angle
PROCESSOR Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
CPU AMD Athlon Gold 3150U / 2.4 GHz Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz
Max Turbo Speed 3.3 GHz 4.2 GHz
Number of Cores Dual-Core Quad-Core
Cache L3 - 4 MB 8 MB
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
RAM 4 GB (provided memory is soldered) 8 GB (provided memory is soldered)
Max RAM Supported 12 GB 40 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2400 MHz 3200 MHz
Rated Speed 2400 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 1
Empty Slots 1 1
STORAGE Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 256 GB SSD M.2 2280 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
Graphics Processor (GPU) AMD Radeon Graphics Intel Iris Xe Graphics
Memory Allocation Technology - Shared Video Memory (UMA)
Max Monitors Supported 1 external monitor(s) 3 external monitor(s)
Camera Yes Yes - 720p
Resolution 0.3 Megapixel -
Camera Features Privacy shutter, fixed focus IR camera, Windows Hello, fixed focus, ThinkShutter camera privacy
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards High Definition Audio, Dolby Audio High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller M.2 Card Intel Wi-Fi 6 AX 201
Network Interface - Gigabit Ethernet
Ethernet Controller - Intel I219-LM
Features Dual stream (2x2) Dual stream (2x2)
WWAN
Generation - WWAN upgradable
BATTERY Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
Technology Lithium polymer Lithium polymer
Battery Capacity (Size) 35 Wh 57 Wh
Battery Life Up to 9.6 hours Up to 16.8 hours
AC ADAPTER Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
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 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
Interfaces 2 x USB 3.2 Gen 1
USB 2.0
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
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 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
Operating System (OS) Windows 10 Home in S mode - English Windows 10 Pro 64-bit Edition - English
Software Included Microsoft 365 Personal -
MISCELLANEOUS Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkPad T15 Gen 2 (20W4)
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, power-on password, RapidCharge, self-healing BIOS, NVMe password
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 RoHS
ENERGY STAR Certified - Yes
EPEAT Compliant - EPEAT Gold
TCO Certified - TCO Certified Notebooks 8
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 5 °C 5 °C
Humidity Range Operating 8 - 95% 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 - 1 year - on-site
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