Lenovo ThinkPad X1 Nano Gen 2 (21E9) vs. ASUS Zenbook 15 OLED (UM3504DA)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo ThinkPad X1 Nano Gen 2 (21E9) and ASUS Zenbook 15 OLED (UM3504DA). 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 X1 Nano Gen 2 (21E9) Review

Advantages and disadvantages of Lenovo ThinkPad X1 Nano Gen 2 (21E9) based on its technical characteristics, features, user experience, expert reviews and price level.

ultra-lightweight design

impressive battery life

robust security features

sharp display quality

powerful intel processor

limited port selection

higher price point

no touchscreen option

average speaker quality

ASUS Zenbook 15 OLED (UM3504DA) Review

Advantages and disadvantages of ASUS Zenbook 15 OLED (UM3504DA) based on its technical characteristics, features, user experience, expert reviews and price level.

vibrant oled display

lightweight and portable

powerful ryzen processor

ample storage options

good battery life

limited port selection

no dedicated gpu

higher price segment

average speaker quality

Laptop Comparison and Tests

Difference between Lenovo ThinkPad X1 Nano Gen 2 (21E9) and ASUS Zenbook 15 OLED (UM3504DA)
81 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery
85 % - Design
82 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad X1 Nano Gen 2 (21E9) vs. ASUS Zenbook 15 OLED (UM3504DA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
Product Type Notebook - 180-degree hinge design Notebook - 180-degree hinge design
Dimensions (WxDxH) 29.33 cm x 20.81 cm x 1.48 cm 35.38 cm x 22.66 cm x 1.58 cm
Dimensions (WxDxH) / Weight Details - 45.5 cm x 29 cm x 7.3 cm / 3.67 kg
Weight 991.5 g 1.4 kg
Case Material Carbon fibre (top), magnesium alloy (bottom) Aluminum
Colour Black weave Ponder blue
DISPLAY Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
Screen Size (Type) 13" - IPS 15.6" OLED
Touchscreen Yes (10-point multi-touch) -
LCD Backlight Technology LED backlight -
Screen Resolution 2160 x 1350 (2K) 2880 x 1620 (2.8K)
V-Sync Rate at Max Res. - 120 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:9
Image Brightness 450 cd/m² 600 cd/m²
Colour Gamut 100% sRGB 100% DCI-P3
Colour Support - 1.07 billion colours
Features Anti-glare, anti-reflective, anti-smudge, 170° viewing angle, Low Power, Add-on Film Touch NanoEdge display, Pantone Validated, 86% screen-to-body ratio, 0.2 ms response rate, HDR 600 True Black, VESA DisplayHDR
PROCESSOR Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
CPU Intel Core i7 (12th Gen) 1270P / 2.2 GHz AMD Ryzen 7 7735U / 2.7 GHz
Max Turbo Speed 4.8 GHz 4.75 GHz
Number of Cores 12-core 8-core
Cache 18 MB L3 - 16 MB
Features Integrated memory controller -
MEMORY Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
RAM 16 GB (provided memory is soldered) 16 GB (provided memory is soldered)
RAM Type LPDDR5 SDRAM LPDDR5 SDRAM
Speed 5200 MHz -
Rated Speed 6400 MHz -
STORAGE Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia 512 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
Graphics Processor (GPU) Intel Iris Xe Graphics AMD Radeon 680M
Max Monitors Supported 2 external monitor(s) -
Camera Yes - 1080p Yes - Full HD
Camera Features Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera IR camera, Windows Hello, ASUS AiSense Camera
Sound Stereo speakers, two tweeters, two woofers, four microphones Harman/kardon stereo speakers, array microphone
Codec Realtek ALC3306 -
Compliant Standards High Definition Audio, Dolby Atmos, Dolby Voice Dolby Atmos
Audio Features - Output: Smart Amplification technology, Asus Audio Booster; Input: AI noise cancelling
COMMUNICATIONS Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
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 Intel Wi-Fi 6E AX 211 -
Network Interface Gigabit Ethernet -
Features - Single stream (1x1)
BATTERY Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
Technology 3-cell lithium polymer 4-cell Lithium Ion
Battery Capacity (Size) 49.5 Wh 67 Wh
AC ADAPTER Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt, 20 V, 3.25 A
INPUT Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad Spill-resistant, chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense
CONNECTIONS & EXPANSIONS Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
Interfaces 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
LAN (on supplied adapter)
Headphone/microphone combo jack
HDMI 2.1
Headphone/microphone combo jack
USB-C 4.0 Gen 3/DisplayPort (Power Delivery)
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
USB 3.2 Gen 1
SOFTWARE Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
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, GlideX
MISCELLANEOUS Lenovo ThinkPad X1 Nano Gen 2 (21E9) ASUS Zenbook 15 OLED (UM3504DA)
Included Accessories Lenovo USB-C to Ethernet Adapter, USB-C slim power adapter USB-C power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Trusted Platform Module (TPM 2.0) Security Chip
Features Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0, certificate based BIOS authentication MIL-STD-810H tested, Cortana support, ASUS Antimicrobial Guard Plus
Compliant Standards RoHS, TCG Certified RoHS, REACH, ISO 22196, TUV Rheinland Low Blue Light Certification, TUV Rheinland Flicker Free Certification, SGS Eye Care Display Certification, ISO 21702
Max Operating Temperature 35 °C 49 °C
Min Operating Temperature 5 °C -37 °C
Humidity Range Operating 8 - 95% 95% RH
Model Number - NX015W
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