Lenovo IdeaPad 5 15IIL05 (81YK) vs. Lenovo ThinkPad X13 Gen 4 (21EX)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo IdeaPad 5 15IIL05 (81YK) and Lenovo ThinkPad X13 Gen 4 (21EX). 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.

Lenovo IdeaPad 5 15IIL05 (81YK) Review

Advantages and disadvantages of Lenovo IdeaPad 5 15IIL05 (81YK) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

sleek modern design

solid build quality

decent battery life

good processor performance

average display quality

limited graphics capabilities

no thunderbolt support

modest storage options

Lenovo ThinkPad X13 Gen 4 (21EX) Review

Advantages and disadvantages of Lenovo ThinkPad X13 Gen 4 (21EX) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard comfort

impressive security features

good battery life

portable design

average display brightness

limited graphics performance

noisy under load

higher price point

Laptop Comparison and Tests

Difference between Lenovo IdeaPad 5 15IIL05 (81YK) and Lenovo ThinkPad X13 Gen 4 (21EX)
86 % - Design
75 % - Display
72 % - Performance
75 % - Connectivity
75 % - Battery
86 % - Design
84 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo IdeaPad 5 15IIL05 (81YK) vs. Lenovo ThinkPad X13 Gen 4 (21EX) Comparison Chart
DESIGN AND DIMENSIONS Lenovo IdeaPad 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.667 cm x 23.313 cm x 1.99 cm 30.17 cm x 21.48 cm x 1.595 cm
Weight 1.66 kg 1.09 kg
Case Material Aluminum, polycarbonate ABS Aluminium (bottom), carbon fibre hybrid (top)
Colour Graphite grey Deep black
DISPLAY Lenovo IdeaPad 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
Screen Size (Type) 15.6" - TN 13.3" - IPS
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 250 cd/m² 300 cd/m²
Colour Gamut 45% NTSC 100% sRGB
Features Anti-glare, Wide Viewing Angle Anti-glare
PROCESSOR Lenovo IdeaPad 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
CPU Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 3.4 GHz 4.6 GHz
Number of Cores Dual-Core 10-core
Cache 4 MB 12 MB
64-bit Computing Yes -
Platform Technology - Intel Evo
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo IdeaPad 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
RAM 8 GB (provided memory is soldered) 16 GB (provided memory is soldered)
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed 3200 MHz 4800 MHz
Rated Speed 3200 MHz 6400 MHz
STORAGE Lenovo IdeaPad 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Lenovo IdeaPad 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
Graphics Processor (GPU) Intel UHD Graphics Intel Iris Xe Graphics
Max Monitors Supported - 3 external monitor(s)
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - 720p Yes - 1080p
Resolution 1 Megapixel -
Camera Features Privacy shutter 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 Audio
Audio Features - Input: Dolby Voice, 360° far-field
COMMUNICATIONS Lenovo IdeaPad 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller M.2 Card Intel Wi-Fi 6E AX 211
Features Dual stream (2x2) Dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY Lenovo IdeaPad 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
Technology Lithium Ion Lithium polymer
Battery Capacity (Size) 70 Wh 54.7 Wh
Battery Life Up to 15 hours -
AC ADAPTER Lenovo IdeaPad 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo IdeaPad 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad 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 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
Interfaces USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
2 x USB4 (supports Thunderbolt 4, DisplayPort 2.0 Alt Mode) (Power Delivery 3.0)
HDMI 2.1 (4K support)
Headphone/microphone combo jack
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) -
SOFTWARE Lenovo IdeaPad 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
Operating System (OS) Windows 10 Home in S mode - English Windows 11 Pro - English
Software Included Microsoft Office (30 days trial) Glance by Mirametrix, Intel Connectivity Performance Suite
MISCELLANEOUS Lenovo IdeaPad 5 15IIL05 (81YK) Lenovo ThinkPad X13 Gen 4 (21EX)
Included Accessories Power adapter USB-C slim 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 nano security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features Administrator password, hard drive password, power-on password, RapidCharge Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, Firmware Resiliency 3.0, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 RoHS, Energy-using Products (EuP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0
SAR Value 0.441 W/kg (body), 0.441 W/kg (limb) -
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 Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 1 year - on-site - response time: next business day
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