Lenovo IdeaPad 3 15ADA05 (81W1) vs. Lenovo ThinkBook 15p G2 ITH (21B1)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo IdeaPad 3 15ADA05 (81W1) and Lenovo ThinkBook 15p G2 ITH (21B1). 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 3 15ADA05 (81W1) Review

Advantages and disadvantages of Lenovo IdeaPad 3 15ADA05 (81W1) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

decent battery life

solid build quality

adequate performance

average display quality

limited storage capacity

no backlit keyboard

mediocre graphics performance

Lenovo ThinkBook 15p G2 ITH (21B1) Review

Advantages and disadvantages of Lenovo ThinkBook 15p G2 ITH (21B1) based on its technical characteristics, features, user experience, expert reviews and price level.

high-resolution display

powerful processor performance

solid build quality

adequate storage options

good thermal management

heavier than competitors

average battery life

limited port selection

higher price point

Laptop Comparison and Tests

Difference between Lenovo IdeaPad 3 15ADA05 (81W1) and Lenovo ThinkBook 15p G2 ITH (21B1)
69 % - Design
65 % - Display
65 % - Performance
72 % - Connectivity
75 % - Battery
85 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo IdeaPad 3 15ADA05 (81W1) vs. Lenovo ThinkBook 15p G2 ITH (21B1) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 36.22 cm x 25.34 cm x 1.99 cm 35.9 cm x 24.95 cm x 1.99 cm
Weight 1.85 kg 1.9 kg
Case Material Polycarbonate ABS Aluminum
Colour Business black Dual tone mineral grey
DISPLAY Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
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 - 100% sRGB
Features Anti-glare 170° viewing angle
PROCESSOR Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
CPU AMD Athlon Gold 3150U / 2.4 GHz Intel Core i7 (11th Gen) 11800H / 2.3 GHz
Max Turbo Speed 3.3 GHz 4.6 GHz
Number of Cores Dual-Core 8-core
Cache L3 - 4 MB 24 MB
Chipset - Intel HM570
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
RAM 4 GB (provided memory is soldered) 16 GB (2 x 8 GB)
Max RAM Supported 12 GB 32 GB
RAM Type DDR4 SDRAM DDR4 SDRAM - non-ECC
Speed 2400 MHz 3200 MHz
Rated Speed 2400 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 2
Empty Slots 1 0
STORAGE Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe)
RAID Level - RAID 0, RAID 1
AUDIO & VIDEO Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) AMD Radeon Graphics NVIDIA GeForce RTX 3050 / Intel UHD Graphics
Max Monitors Supported 1 external monitor(s) 2 external monitor(s)
Video Memory - 4 GB GDDR6 SDRAM
Camera Yes Yes - 1080p
Resolution 0.3 Megapixel -
Camera Features Privacy shutter, fixed focus Privacy shutter, fixed focus
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 Atmos
Audio Features - Harman-branded
COMMUNICATIONS Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
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 M.2 Card
Network Interface - Gigabit Ethernet
Features Dual stream (2x2) Dual stream (2x2)
BATTERY Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
Technology Lithium polymer Lithium polymer
Battery Capacity (Size) 35 Wh 57 Wh
Battery Life Up to 9.6 hours Up to 7.5 hours
Battery Run Time - Local video (1080p) playback time: up to 7.5 hours
AC ADAPTER Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 135 Watt
INPUT Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes Yes
Keyboard Backlight - Yes
Features Multi-touch touchpad, buttonless touchpad Spill-resistant, multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
Slots - 1 x M.2 (PCI Express 3.0 x4) (0 free)
1 x M.2 (PCI Express 4.0 x4) (1 free)
Interfaces 2 x USB 3.2 Gen 1
USB 2.0
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 1
USB 3.2 Gen 2
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
Operating System (OS) Windows 10 Home in S mode - English Windows 11 Pro - English
Software Included Microsoft 365 Personal Microsoft Office (Trial)
MISCELLANEOUS Lenovo IdeaPad 3 15ADA05 (81W1) Lenovo ThinkBook 15p G2 ITH (21B1)
Included Accessories Power adapter Power adapter
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 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-810H tested, self-healing BIOS
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution)
ENERGY STAR Certified - Yes
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 Limited warranty - 1 year - pick-up and return
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