Lenovo ThinkBook 14 G4 ABA (21DK) vs. Lenovo ThinkBook 14-IIL (20SL)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo ThinkBook 14 G4 ABA (21DK) and Lenovo ThinkBook 14-IIL (20SL). 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 ThinkBook 14 G4 ABA (21DK) Review

Advantages and disadvantages of Lenovo ThinkBook 14 G4 ABA (21DK) based on its technical characteristics, features, user experience, expert reviews and price level.

robust aluminum design

efficient Ryzen processor

comfortable keyboard layout

affordable price point

solid state drive included

average battery life

no thunderbolt support

dim display brightness

limited graphics performance

Lenovo ThinkBook 14-IIL (20SL) Review

Advantages and disadvantages of Lenovo ThinkBook 14-IIL (20SL) based on its technical characteristics, features, user experience, expert reviews and price level.

solid build quality

responsive keyboard

affordable price

adequate performance

decent battery life

average display quality

limited graphics power

no thunderbolt support

modest storage capacity

Laptop Comparison and Tests

Difference between Lenovo ThinkBook 14 G4 ABA (21DK) and Lenovo ThinkBook 14-IIL (20SL)
82 % - Design
72 % - Display
82 % - Performance
85 % - Connectivity
76 % - Battery
86 % - Design
72 % - Display
75 % - Performance
78 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 14 G4 ABA (21DK) vs. Lenovo ThinkBook 14-IIL (20SL) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
Product Type Notebook Notebook
Dimensions (WxDxH) 32.3 cm x 21.8 cm x 1.79 cm 32.6 cm x 23 cm x 1.79 cm
Weight 1.4 kg 1.5 kg
Case Material Aluminum Aluminum
Colour Dual tone mineral grey Mineral grey
DISPLAY Lenovo ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
Screen Size (Type) 14" - IPS 14" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 300 cd/m² 250 cd/m²
Colour Gamut 45% NTSC -
Features Anti-glare, 170° viewing angle Anti-glare
PROCESSOR Lenovo ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
CPU AMD Ryzen 5 5625U / 2.3 GHz Intel Core i5 (10th Gen) 1035G4 / 1.1 GHz
Max Turbo Speed 4.3 GHz 3.7 GHz
Number of Cores 6-core Quad-Core
Cache L3 - 16 MB 6 MB
64-bit Computing - Yes
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
RAM 8 GB (provided memory is soldered) 8 GB (1 x 8 GB)
Max RAM Supported 40 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz 2666 MHz
Rated Speed 3200 MHz 2666 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 1
Empty Slots 1 0
STORAGE Lenovo ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
Graphics Processor (GPU) AMD Radeon Graphics Intel Iris Plus Graphics
Max Monitors Supported 3 external monitor(s) -
Camera Yes - 1080p Yes - 720p
Camera Features Privacy shutter, fixed focus ThinkShutter camera privacy
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3287 Realtek ALC3287
Compliant Standards High Definition Audio, Dolby Audio High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 Bluetooth 5.0, 802.11a/b/g/n/ac/ax
Wireless Controller M.2 Card M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
Features Wake-on-LAN (WOL), dual stream (2x2) -
BATTERY Lenovo ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
Technology Lithium polymer Lithium Ion
Battery Capacity (Size) 45 Wh 45 Wh
Battery Life Up to 8 hours Up to 9 hours
Battery Run Time Local video (1080p) playback time (150 nits): up to 8 hours -
AC ADAPTER Lenovo ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
Input AC 100-240 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
Type Keyboard, touchpad Keyboard, touchpad
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad Spill-resistant, multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
Slots 1 x M.2 (PCI Express 3.0 x4) (0 free)
1 x M.2 (PCI Express 3.0 x4) (1 free)
-
Interfaces 2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
HDMI
LAN
Headphone/microphone combo jack
USB 2.0 (hidden)
USB 3.1 Gen 1 (Always On)
USB 3.1 Gen 1
USB-C 3.1 Gen 1
USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
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 ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
Operating System (OS) Windows 11 Pro - English Windows 10 Pro 64-bit Edition - Spanish
Software Included Microsoft Office (Trial) Microsoft Office (30 days trial)
MISCELLANEOUS Lenovo ThinkBook 14 G4 ABA (21DK) Lenovo ThinkBook 14-IIL (20SL)
Included Accessories USB-C power adapter Power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint 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, MIL-STD-810H tested, Rapid Charge Pro Administrator password, hard drive password, power-on password, RapidCharge
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 6, TUV Rheinland Low Blue Light (Software Solution) RoHS, Energy-Related Products (ErP) Lot 3
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
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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