Lenovo ThinkBook 13x ITG (20WJ) vs. Lenovo IdeaPad S145-15IWL (81MV)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo ThinkBook 13x ITG (20WJ) and Lenovo IdeaPad S145-15IWL (81MV). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

Lenovo ThinkBook 13x ITG (20WJ) Review

Advantages and disadvantages of Lenovo ThinkBook 13x ITG (20WJ) based on its technical characteristics, features, user experience, expert reviews and price level.

lightweight and portable

sharp display resolution

fast ssd storage

efficient thermal management

good battery life

limited port selection

higher price range

no dedicated gpu

average speaker quality

Lenovo IdeaPad S145-15IWL (81MV) Review

Advantages and disadvantages of Lenovo IdeaPad S145-15IWL (81MV) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

decent processor performance

solid build quality

adequate connectivity options

average battery life

dim display

no backlit keyboard

limited graphics capabilities

Laptop Comparison and Tests

Difference between Lenovo ThinkBook 13x ITG (20WJ) and Lenovo IdeaPad S145-15IWL (81MV)
85 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery
72 % - Design
64 % - Display
65 % - Performance
65 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 13x ITG (20WJ) vs. Lenovo IdeaPad S145-15IWL (81MV) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
Product Type Notebook Notebook
Dimensions (WxDxH) 29.8 cm x 20.9 cm x 1.29 cm 36.22 cm x 25.15 cm x 1.99 cm
Weight 1.13 kg 1.85 kg
Case Material Aluminum, magnesium-aluminum alloy Polycarbonate ABS
Colour Storm grey Platinum grey IMR
DISPLAY Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
Screen Size (Type) 13.3" - IPS 15.6" - TN
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 2560 x 1600 (WQXGA) 1366 x 768 (HD)
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:9
Image Brightness 400 cd/m² 220 cd/m²
Colour Gamut 100% sRGB -
Features Glossy, Corning Gorilla glass, anti-fingerprint, 170° viewing angle, Dolby Vision Anti-glare
PROCESSOR Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
CPU Intel Core i7 (11th Gen) 1160G7 / 2.1 GHz Intel Core i3 (8th Gen) 8145U / 2.1 GHz
Max Turbo Speed 4.4 GHz 3.9 GHz
Number of Cores Quad-Core Dual-Core
Cache 12 MB 4 MB
64-bit Computing - Yes
Platform Technology Intel Evo -
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
RAM 16 GB (provided memory is soldered) 4 GB (provided memory is soldered)
Max RAM Supported - 12 GB
RAM Type LPDDR4X SDRAM DDR4 SDRAM
Speed 4266 MHz 2400 MHz
Rated Speed 4266 MHz 2400 MHz
Form Factor - SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 1
STORAGE Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) 128 GB SSD M.2 2280 SATA 6Gb/s
AUDIO & VIDEO Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
Graphics Processor (GPU) Intel Iris Xe Graphics Intel UHD Graphics
Memory Allocation Technology Shared Video Memory (UMA) -
Max Monitors Supported 2 external monitor(s) -
Camera Yes - 720p Yes
Resolution - 0.3 Megapixel
Camera Features Privacy shutter, fixed focus -
Sound Stereo speakers, quad array microphone Stereo speakers, microphone
Codec Realtek ALC3306 -
Compliant Standards High Definition Audio, Dolby Atmos High Definition Audio, Dolby Audio
Audio Features Harman-branded -
COMMUNICATIONS Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller M.2 Card M.2 Card
Features Dual stream (2x2) Single stream (1x1)
BATTERY Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
Technology Lithium polymer Lithium Ion
Battery Capacity (Size) 53 Wh 30 Wh
Battery Life Up to 12.6 hours Up to 5.5 hours
AC ADAPTER Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
Input AC 100-240 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 65 Watt 45 Watt
INPUT Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
Type Mouse, keyboard, touchpad Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad, glass touchpad Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
Interfaces 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
Headphone/microphone combo jack
HDMI (on supplied adapter)
VGA (on supplied adapter)
USB 3.0 (on supplied adapter)
USB 2.0
2 x USB 3.1 Gen 1
HDMI
Headphone/microphone combo jack
Memory Card Reader - 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
Operating System (OS) Windows 11 Pro - English Windows 10 Home in S mode - English
Software Included Microsoft Office (Trial) Microsoft Office (30 days trial)
MISCELLANEOUS Lenovo ThinkBook 13x ITG (20WJ) Lenovo IdeaPad S145-15IWL (81MV)
Included Accessories USB-C slim power adapter, ThinkBook Bluetooth Silent Mouse Power adapter
Bundled with Lenovo USB-C 3-in-1 Hub -
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Firmware Trusted Platform Module (TPM 2.0) Security Chip
Features Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS Administrator password, hard drive password, power-on password
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TUV Eyesafe Display Certification RoHS, Energy-Related Products (ErP) Lot 3
ENERGY STAR Certified Yes -
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 Limited warranty - 1 year - pick-up and return
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