Lenovo ThinkBook 13s G4 ARB (21AS) vs. Lenovo ThinkPad L13 Gen 3 (21B3)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo ThinkBook 13s G4 ARB (21AS) and Lenovo ThinkPad L13 Gen 3 (21B3). 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 13s G4 ARB (21AS) Review

Advantages and disadvantages of Lenovo ThinkBook 13s G4 ARB (21AS) based on its technical characteristics, features, user experience, expert reviews and price level.

slim lightweight design

sharp 2560x1600 display

solid state drive storage

good battery life

competitive price point

average graphics performance

no HDMI port

limited color options

8GB RAM may limit

Lenovo ThinkPad L13 Gen 3 (21B3) Review

Advantages and disadvantages of Lenovo ThinkPad L13 Gen 3 (21B3) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

efficient performance

comfortable keyboard

good battery life

compact design

average display quality

limited graphics power

modest storage capacity

no thunderbolt support

Laptop Comparison and Tests

Difference between Lenovo ThinkBook 13s G4 ARB (21AS) and Lenovo ThinkPad L13 Gen 3 (21B3)
85 % - Design
85 % - Display
84 % - Performance
85 % - Connectivity
85 % - Battery
85 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 13s G4 ARB (21AS) vs. Lenovo ThinkPad L13 Gen 3 (21B3) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 29.7 cm x 21.1 cm x 1.49 cm 30.5 cm x 21.8 cm x 1.73 cm
Weight 1.23 kg 1.26 kg
Case Material Aluminium (top), aluminium (bottom) Aluminium (top), glass-fibre reinforced plastic (bottom)
Colour Dual tone arctic grey Thunder black
DISPLAY Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
Screen Size (Type) 13.3" - IPS 13.3" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1200 (WUXGA) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:10
Image Brightness 300 cd/m² 300 cd/m²
Colour Gamut 100% sRGB 45% NTSC
Features Anti-glare, Low Blue Light technology, 170° viewing angle, Dolby Vision Anti-glare, 170° viewing angle
PROCESSOR Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
CPU AMD Ryzen 5 6600U / 2.9 GHz Intel Core i5 (12th Gen) 1235U / 1.3 GHz
Max Turbo Speed 4.5 GHz 4.4 GHz
Number of Cores 6-core 10-core
Cache L3 - 16 MB 12 MB
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
RAM 8 GB (provided memory is soldered) 8 GB (provided memory is soldered)
RAM Type LPDDR5 SDRAM DDR4 SDRAM
Speed 6400 MHz 3200 MHz
Rated Speed 6400 MHz 3200 MHz
STORAGE Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
Graphics Processor (GPU) AMD Radeon 660M Intel Iris Xe Graphics
Max Monitors Supported 3 external monitor(s) 3 external monitor(s)
Camera Yes - 1080p Yes - 1080p
Camera Features Privacy shutter, fixed focus Privacy shutter, IR camera, Windows Hello, fixed focus
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, Dolby Voice
Audio Features Harman-branded, AI noise cancelling -
COMMUNICATIONS Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
Wireless Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller - Intel Wi-Fi 6 AX 201
Features Dual stream (2x2) Dual stream (2x2)
BATTERY Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
Technology Lithium polymer Lithium polymer
Battery Capacity (Size) 56 Wh 46 Wh
Battery Life Up to 19.1 hours Up to 14.3 hours
Battery Run Time Local video (1080p) playback time (150 nits): up to 19.1 hours -
AC ADAPTER Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad, precision glass touchpad Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
Interfaces USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
SOFTWARE Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
Operating System (OS) Windows 11 Pro - English Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English
Software Included Microsoft Office (Trial) -
MISCELLANEOUS Lenovo ThinkBook 13s G4 ARB (21AS) Lenovo ThinkPad L13 Gen 3 (21B3)
Included Accessories USB-C slim wall mount power adapter USB-C power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader
Security Slot Type Kensington nano security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution) RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified
ENERGY STAR Certified Yes Yes
EPEAT Compliant EPEAT Silver EPEAT Gold
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 5 °C 5 °C
Humidity Range Operating 8 - 95% 8 - 95%
Manufacturer Warranty Base warranty - 1 year - pick-up and return
Extended warranty - 1 year - on-site
Base warranty - 1 year - pick-up and return
Extended warranty - 1 year - on-site
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