Lenovo ThinkPad X13 Gen 3 (21CN) vs. Lenovo V155-15API (81V5)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad X13 Gen 3 (21CN) and Lenovo V155-15API (81V5). 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 ThinkPad X13 Gen 3 (21CN) Review

Advantages and disadvantages of Lenovo ThinkPad X13 Gen 3 (21CN) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard experience

impressive security features

good battery life

portable design

average display brightness

limited graphics performance

noisy under load

higher price point

Lenovo V155-15API (81V5) Review

Advantages and disadvantages of Lenovo V155-15API (81V5) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

decent processor performance

ample storage capacity

full hd display

numerical keypad included

average battery life

heavier design

no backlit keyboard

limited port selection

Laptop Comparison and Tests

Difference between Lenovo ThinkPad X13 Gen 3 (21CN) and Lenovo V155-15API (81V5)
81 % - Design
78 % - Display
84 % - Performance
85 % - Connectivity
85 % - Battery
69 % - Design
64 % - Display
65 % - Performance
72 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad X13 Gen 3 (21CN) vs. Lenovo V155-15API (81V5) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 30.58 cm x 21.756 cm x 1.81 cm 36.3 cm x 25.4 cm x 2.29 cm
Weight 1.25 kg 2.2 kg
Case Material Polyphenylene sulfide (top), aluminium (bottom) Polycarbonate ABS
Colour Thunder black Iron grey
DISPLAY Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
Screen Size (Type) 13.3" - IPS 15.6" - TN
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1200 (WUXGA) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:9
Image Brightness 300 cd/m² 220 cd/m²
Colour Gamut 72% NTSC -
Features Anti-glare, 170° viewing angle Anti-glare
PROCESSOR Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
CPU AMD Ryzen 7 Pro 6850U / 2.7 GHz AMD Ryzen 5 3500U / 2.1 GHz
Max Turbo Speed 4.7 GHz 3.7 GHz
Number of Cores 8-core Quad-Core
Cache L3 - 16 MB L3 - 4 MB
64-bit Computing - Yes
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
RAM 32 GB (provided memory is soldered) 8 GB (1 x 4 GB + 4 GB (soldered))
Max RAM Supported - 16 GB
RAM Type LPDDR5 SDRAM DDR4 SDRAM
Speed 6400 MHz 2400 MHz
Rated Speed 6400 MHz 2400 MHz
Form Factor - SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 0
STORAGE Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia 256 GB SSD M.2 2242 PCIe - NVM Express (NVMe)
Optical Drive - DVD-Writer - tray
AUDIO & VIDEO Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
Graphics Processor (GPU) AMD Radeon 680M AMD Radeon Vega 8
Max Monitors Supported 3 external monitor(s) -
Camera Yes - 720p Yes - 720p
Camera Features Privacy shutter, fixed focus Privacy shutter
Sound Stereo speakers, dual array microphone Stereo speakers, microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio, Dolby Voice High Definition Audio, Dolby Audio
Audio Features 360° far-field microphones -
COMMUNICATIONS Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
Wireless Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller Qualcomm NFA725A M.2 Card
Network Interface - Gigabit Ethernet
BATTERY Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
Technology 3-cell lithium polymer Lithium Ion
Battery Capacity (Size) 41 Wh 36 Wh
Battery Life - Up to 5 hours
AC ADAPTER Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
Input AC 100-240 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 65 Watt, 5 / 9 / 15 / 20 V 65 Watt
INPUT Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad - Yes
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Multi-touch touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
Interfaces USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
Headphone/microphone combo jack
2 x USB 3.1 Gen 1
LAN
HDMI
Headphone/microphone combo jack
SOFTWARE Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 10 Pro 64-bit Edition - Dutch / English / French / German / Italian
MISCELLANEOUS Lenovo ThinkPad X13 Gen 3 (21CN) Lenovo V155-15API (81V5)
Included Accessories USB-C power adapter Power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader Firmware Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Kensington nano security slot Kensington security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, certificate based BIOS authentication Administrator password, hard drive password, power-on password, RapidCharge
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified RoHS
ENERGY STAR Certified Yes 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
Other Comparisons with Lenovo ThinkPad X13 Gen 3 (21CN)
Other Comparisons with Lenovo V155-15API (81V5)
Other Popular Laptop Comparisons
Other projects: