Lenovo ThinkPad Z13 Gen 1 (21D3) vs. Lenovo ThinkPad X13 Gen 4 (21EX)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo ThinkPad Z13 Gen 1 (21D3) and Lenovo ThinkPad X13 Gen 4 (21EX). 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 ThinkPad Z13 Gen 1 (21D3) Review

Advantages and disadvantages of Lenovo ThinkPad Z13 Gen 1 (21D3) based on its technical characteristics, features, user experience, expert reviews and price level.

excellent build quality

powerful amd processor

bright oled display

eco-friendly materials

solid security features

higher price point

limited port selection

no dedicated gpu

average battery life

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 ThinkPad Z13 Gen 1 (21D3) and Lenovo ThinkPad X13 Gen 4 (21EX)
81 % - Design
84 % - Display
80 % - Performance
85 % - Connectivity
85 % - Battery
86 % - Design
84 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad Z13 Gen 1 (21D3) vs. Lenovo ThinkPad X13 Gen 4 (21EX) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
Product Type Notebook Notebook
Dimensions (WxDxH) 29.44 cm x 19.96 cm x 1.399 cm 30.17 cm x 21.48 cm x 1.595 cm
Weight 1.26 kg 1.09 kg
Case Material Aluminium (top), aluminium (bottom) Aluminium (bottom), carbon fibre hybrid (top)
Colour Black (bottom), arctic grey (top) Deep black
DISPLAY Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
Screen Size (Type) 13.3" OLED 13.3" - IPS
Touchscreen Yes (10-point multi-touch) -
Screen Resolution 2880 x 1800 (2.8K) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:10
Image Brightness 500 cd/m² 300 cd/m²
Colour Gamut 100% DCI-P3 100% sRGB
Features Anti-reflective, One Glass Solution, anti-smudge, on-cell touch technology, Low Blue Light technology, Dolby Vision, 91.6% screen-to-body ratio Anti-glare
PROCESSOR Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
CPU AMD Ryzen 7 Pro 6850U / 2.7 GHz Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 4.7 GHz 4.6 GHz
Number of Cores 8-core 10-core
Cache L3 - 16 MB 12 MB
Platform Technology - Intel Evo
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
RAM 32 GB (provided memory is soldered) 16 GB (provided memory is soldered)
RAM Type LPDDR5 SDRAM LPDDR5 SDRAM
Speed 6400 MHz 4800 MHz
Rated Speed 6400 MHz 6400 MHz
STORAGE Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Union Memory 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
Graphics Processor (GPU) AMD Radeon 680M Intel Iris Xe Graphics
Max Monitors Supported 2 external monitor(s) 3 external monitor(s)
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - 1080p Yes - 1080p
Camera Features Windows Hello, fixed focus, e-camera shutter, Discrete IR Privacy shutter, fixed focus
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3306 Realtek ALC3287
Compliant Standards High Definition Audio, Dolby Atmos High Definition Audio, Dolby Audio
Audio Features Input: Dolby Voice, 360° far-field Input: Dolby Voice, 360° far-field
COMMUNICATIONS Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
Wireless Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Qualcomm NFA725A Intel Wi-Fi 6E AX 211
Network Interface Gigabit Ethernet -
Features - Dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
Technology 3-cell lithium polymer Lithium polymer
Battery Capacity (Size) 51.5 Wh 54.7 Wh
AC ADAPTER Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
Type Keyboard, TrackPoint, UltraNav Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, edge-to-edge backlit keyboard, Fn keys with Unified Communications controls, glass touchpad, Haptic ForcePad Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
Interfaces 2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
Headphone/microphone combo jack
LAN (on supplied adapter)
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
SOFTWARE Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 11 Pro - English
Software Included - Glance by Mirametrix, Intel Connectivity Performance Suite
MISCELLANEOUS Lenovo ThinkPad Z13 Gen 1 (21D3) Lenovo ThinkPad X13 Gen 4 (21EX)
Included Accessories USB-C power adapter, Lenovo USB-C to Ethernet Adapter USB-C slim power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader 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, system password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication 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, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCO Certified 9.0 RoHS, Energy-using Products (EuP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0
Carbon Footprint 216 kg carbon emissions (EU) -
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 - 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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