Lenovo ThinkBook 15-IIL (20SM) vs. ASUS Zenbook 15 OLED (UM3504DA)

Laptop Comparison, Reviews and Tests
Lenovo ThinkBook 15-IIL (20SM)
Lenovo ThinkBook 15-IIL (20SM)

Our Rating: 75 %

In depth comparison and review of Lenovo ThinkBook 15-IIL (20SM) and ASUS Zenbook 15 OLED (UM3504DA). 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 ThinkBook 15-IIL (20SM) Review

Advantages and disadvantages of Lenovo ThinkBook 15-IIL (20SM) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price point

solid build quality

decent battery life

good processor performance

adequate storage options

average display quality

limited graphics capability

no thunderbolt support

heavier design

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 ThinkBook 15-IIL (20SM) and ASUS Zenbook 15 OLED (UM3504DA)
78 % - Design
72 % - Display
72 % - Performance
78 % - Connectivity
74 % - Battery
85 % - Design
82 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 15-IIL (20SM) vs. ASUS Zenbook 15 OLED (UM3504DA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 36.4 cm x 24.5 cm x 1.89 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 1.8 kg 1.4 kg
Case Material Aluminum, polycarbonate ABS Aluminum
Colour Mineral grey Ponder blue
DISPLAY Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
Screen Size (Type) 15.6" - IPS 15.6" OLED
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 2880 x 1620 (2.8K)
V-Sync Rate at Max Res. - 120 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 600 cd/m²
Colour Gamut - 100% DCI-P3
Colour Support - 1.07 billion colours
Features Anti-glare NanoEdge display, Pantone Validated, 86% screen-to-body ratio, 0.2 ms response rate, HDR 600 True Black, VESA DisplayHDR
PROCESSOR Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
CPU Intel Core i5 (10th Gen) 1035G1 / 1 GHz AMD Ryzen 7 7735U / 2.7 GHz
Max Turbo Speed 3.6 GHz 4.75 GHz
Number of Cores Quad-Core 8-core
Cache 6 MB L3 - 16 MB
64-bit Computing Yes -
Features Integrated memory controller -
MEMORY Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
RAM 8 GB (1 x 8 GB) 16 GB (provided memory is soldered)
Max RAM Supported 16 GB -
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed 2666 MHz -
Rated Speed 2666 MHz -
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 0 -
STORAGE Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 512 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
Graphics Processor (GPU) Intel UHD Graphics AMD Radeon 680M
Camera Yes - 720p Yes - Full HD
Camera Features ThinkShutter camera privacy IR camera, Windows Hello, ASUS AiSense Camera
Sound Stereo speakers, dual array microphone Harman/kardon stereo speakers, array microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio Dolby Atmos
Audio Features - Output: Smart Amplification technology, Asus Audio Booster; Input: AI noise cancelling
COMMUNICATIONS Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3
Wireless Controller M.2 Card -
Network Interface Gigabit Ethernet -
Features Dual stream (2x2) Single stream (1x1)
BATTERY Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
Technology Lithium Ion 4-cell Lithium Ion
Battery Capacity (Size) 45 Wh 67 Wh
Battery Life Up to 9 hours -
AC ADAPTER Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt, 20 V, 3.25 A
INPUT Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes Yes
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad Spill-resistant, chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
Interfaces USB 2.0
USB 3.1 Gen 1 (Always On)
USB 3.1 Gen 1
USB-C 3.1 Gen 1
USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
HDMI
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
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) -
SOFTWARE Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
Operating System (OS) Windows 10 Pro 64-bit Edition - French Windows 11 Home
Software Included Microsoft Office (30 days trial) MyASUS, ScreenXpert, GlideX
MISCELLANEOUS Lenovo ThinkBook 15-IIL (20SM) ASUS Zenbook 15 OLED (UM3504DA)
Included Accessories Power adapter USB-C power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested MIL-STD-810H tested, Cortana support, ASUS Antimicrobial Guard Plus
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 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 - 49 °C
Min Operating Temperature - -37 °C
Humidity Range Operating - 95% RH
Manufacturer Warranty Limited warranty - 1 year - pick-up and return -
Model Number - NX015W
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