Lenovo ThinkPad Z13 Gen 1 (21D3) vs. ASUS VivoBook 16X (K3605ZU)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo ThinkPad Z13 Gen 1 (21D3) and ASUS VivoBook 16X (K3605ZU). 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 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

ASUS VivoBook 16X (K3605ZU) Review

Advantages and disadvantages of ASUS VivoBook 16X (K3605ZU) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful amd processor

sharp 16-inch display

lightweight design

fast ssd storage

good thermal management

average battery life

no thunderbolt support

limited color accuracy

basic audio quality.

Laptop Comparison and Tests

Difference between Lenovo ThinkPad Z13 Gen 1 (21D3) and ASUS VivoBook 16X (K3605ZU)
81 % - Design
84 % - Display
80 % - Performance
85 % - Connectivity
85 % - Battery
85 % - Design
85 % - Display
85 % - Performance
86 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad Z13 Gen 1 (21D3) vs. ASUS VivoBook 16X (K3605ZU) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 29.44 cm x 19.96 cm x 1.399 cm 35.86 cm x 24.91 cm x 1.89 cm
Weight 1.26 kg 1.8 kg
Case Material Aluminium (top), aluminium (bottom) Plastic
Colour Black (bottom), arctic grey (top) Cool silver
DISPLAY Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
Screen Size (Type) 13.3" OLED 16"
Touchscreen Yes (10-point multi-touch) -
Screen Resolution 2880 x 1800 (2.8K) 1920 x 1200 (WUXGA)
V-Sync Rate at Max Res. - 120 Hz
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, IPS-level, 85% screen-to-body ratio
PROCESSOR Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
CPU AMD Ryzen 7 Pro 6850U / 2.7 GHz Intel Core i7 (12th Gen) 12650H / 2.3 GHz
Max Turbo Speed 4.7 GHz 4.7 GHz
Number of Cores 8-core 10-core
Cache L3 - 16 MB L3 - 24 MB
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
RAM 32 GB (provided memory is soldered) 16 GB (provided memory is soldered)
Max RAM Supported - 32 GB
RAM Type LPDDR5 SDRAM DDR4 SDRAM
Speed 6400 MHz -
Rated Speed 6400 MHz -
Form Factor - SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 1
STORAGE Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Union Memory 512 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) AMD Radeon 680M NVIDIA GeForce RTX 4050 / Intel UHD Graphics
Max Monitors Supported 2 external monitor(s) -
Video Memory - 6 GB GDDR6 SDRAM
Video System Features - Max-Q design, MUX Switch, NVIDIA DLSS 3, NVIDIA Studio
Camera Yes - 1080p Yes - 720p
Camera Features Windows Hello, fixed focus, e-camera shutter, Discrete IR Privacy shutter
Sound Stereo speakers, dual array microphone Speaker, array microphone
Codec Realtek ALC3306 -
Compliant Standards High Definition Audio, Dolby Atmos -
Audio Features Input: Dolby Voice, 360° far-field Output: ASUS SonicMaster, Audio by Dirac, Asus Audio Booster; Input: AI noise cancelling
COMMUNICATIONS Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
Wireless Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3
Wireless Controller Qualcomm NFA725A -
Network Interface Gigabit Ethernet -
Features - Dual stream (2x2)
BATTERY Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
Technology 3-cell lithium polymer 3-cell Lithium Ion
Battery Capacity (Size) 51.5 Wh 70 Wh
AC ADAPTER Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 120 Watt, 20 V, 6 A
INPUT Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad - Yes
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 Chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense
CONNECTIONS & EXPANSIONS Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
Interfaces 2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
Headphone/microphone combo jack
LAN (on supplied adapter)
Headphone/microphone combo jack
HDMI 2.1
2 x USB 3.2 Gen 1
USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
Memory Card Reader - Yes
SOFTWARE Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 11 Home
Software Included - MyASUS, ScreenXpert, NVIDIA Studio drivers, ProArt Creator Hub, Microsoft 365 (1 month trial), GlideX
MISCELLANEOUS Lenovo ThinkPad Z13 Gen 1 (21D3) ASUS VivoBook 16X (K3605ZU)
Included Accessories USB-C power adapter, Lenovo USB-C to Ethernet Adapter Power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader Firmware Trusted Platform Module (TPM) Security Chip, fingerprint reader
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 ASUS IceCool design, MIL-STD-810H tested, BIOS protection, Cortana support, ASUS Antimicrobial Guard
Compliant Standards RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCO Certified 9.0 RoHS, REACH, TUV Rheinland
Carbon Footprint 216 kg carbon emissions (EU) -
Max Operating Temperature 35 °C 49 °C
Min Operating Temperature 5 °C -37 °C
Humidity Range Operating 8 - 95% 95% RH
Model Number - N1058W
Other Comparisons with Lenovo ThinkPad Z13 Gen 1 (21D3)
Other Comparisons with ASUS VivoBook 16X (K3605ZU)
Other Popular Laptop Comparisons
Other projects: