In depth comparison and review of ASUS VivoBook Pro 15 OLED (K3500PA) and Lenovo ThinkPad X13 Gen 4 (21EX). 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.
Advantages and disadvantages of ASUS VivoBook Pro 15 OLED (K3500PA) based on its technical characteristics, features, user experience, expert reviews and price level.
vibrant oled display
lightweight design
strong overall performance
decent battery life
good thermal management
limited port selection
average sound quality
no dedicated gpu
higher price segment
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
| DESIGN AND DIMENSIONS | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.98 cm x 23.53 cm x 1.99 cm | 30.17 cm x 21.48 cm x 1.595 cm |
| Weight | 1.65 kg | 1.09 kg |
| Case Material | Aluminum, plastic | Aluminium (bottom), carbon fibre hybrid (top) |
| Colour | Quiet blue | Deep black |
| DISPLAY | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Screen Size (Type) | 15.6" OLED | 13.3" - IPS |
|---|---|---|
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 600 cd/m² | 300 cd/m² |
| Colour Gamut | 100% DCI-P3 | 100% sRGB |
| Colour Support | 1.07 billion colours | - |
| Features | Glossy, Eye-Care Technology, Low Blue Light technology, Pantone Validated, 84% screen-to-body ratio, 0.2 ms response rate, HDR 600 True Black | Anti-glare |
| PROCESSOR | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| CPU | Intel Core i7 (11th Gen) 11370H / 3.3 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.8 GHz | 4.6 GHz |
| Number of Cores | Quad-Core | 10-core |
| Cache | 12 MB | 12 MB |
| Platform Technology | - | Intel Evo |
| Features | - | Integrated memory controller |
| MEMORY | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| RAM | 16 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | - | 4800 MHz |
| Rated Speed | - | 6400 MHz |
| STORAGE | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe 3.0 - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | Privacy shutter | Privacy shutter, fixed focus |
| Sound | Harman/kardon stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | - | Input: Dolby Voice, 360° far-field |
| COMMUNICATIONS | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6E AX 211 |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G upgradable |
|---|
| BATTERY | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 63 Wh | 54.7 Wh |
| AC ADAPTER | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19 V, 3.42 A | 65 Watt |
| INPUT | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Interfaces | USB 3.2 Gen 1 2 x USB 2.0 USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack |
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 |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 11 Pro - English |
|---|---|---|
| Software Included | - | Glance by Mirametrix, Intel Connectivity Performance Suite |
| MISCELLANEOUS | ASUS VivoBook Pro 15 OLED (K3500PA) | Lenovo ThinkPad X13 Gen 4 (21EX) |
|---|
| Included Accessories | Power adapter | USB-C slim power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | 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 | System password | 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 | MIL-STD 810H | RoHS, Energy-using Products (EuP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 |
| Repairability Index | 7.1 (out of 10) | - |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 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 |
| Model Number | L1215W | - |
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