Detailed comparison and review of ASUS VivoBook S 15 OLED (K3502ZA) and Lenovo ThinkPad T14s Gen 4 (21F9). 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.
Advantages and disadvantages of ASUS VivoBook S 15 OLED (K3502ZA) based on its technical characteristics, features, user experience, expert reviews and price level.
vibrant oled display
lightweight design
fast ssd storage
good processor performance
competitive price point
average battery life
limited port selection
no dedicated gpu
basic audio quality
Advantages and disadvantages of Lenovo ThinkPad T14s Gen 4 (21F9) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
impressive battery life
powerful processor options
bright display
higher price point
limited graphics performance
no OLED option
heavier than competitors
| DESIGN AND DIMENSIONS | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 35.98 cm x 23.29 cm x 1.89 cm | 31.75 cm x 22.69 cm x 1.69 cm |
| Weight | 1.8 kg | 1.26 kg |
| Case Material | - | Aluminium (bottom), carbon fibre hybrid (top) |
| Colour | Neutral grey | Deep black |
| DISPLAY | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| Screen Size (Type) | 15.6" OLED | 14" - IPS |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 400 cd/m² | 300 cd/m² |
| Colour Gamut | 100% DCI-P3 | 45% NTSC |
| Colour Support | 1.07 billion colours | - |
| Features | Glossy, NanoEdge display, Pantone Validated, 84% screen-to-body ratio, 0.2 ms response rate, HDR 600 True Black | Anti-glare, on-cell touch technology |
| PROCESSOR | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| CPU | Intel Core i7 (12th Gen) 12700H / 2.3 GHz | AMD Ryzen 5 Pro 7540U / 3.2 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 4.9 GHz |
| Number of Cores | 14-core | 6-core |
| Cache | 24 MB | L3 - 16 MB |
| Platform Technology | Intel Evo | - |
| Features | Intel Smart Cache | Integrated memory controller |
| MEMORY | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | DDR4 SDRAM | LPDDR5X SDRAM |
| Speed | - | 6400 MHz |
| Rated Speed | - | 7500 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia |
|---|
| AUDIO & VIDEO | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | AMD Radeon 740M |
|---|---|---|
| Max Monitors Supported | - | 3 external monitor(s) |
| Video System Features | Functions as Intel UHD graphics (for single-channel memory) | - |
| Camera | Yes - 720p | Yes |
| Resolution | - | 5 Megapixel |
| Camera Features | Privacy shutter | Privacy shutter, Windows Hello, fixed focus, Discrete IR, Ultrasonic Human Presence Detection |
| Sound | Harman/kardon stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | Output: Smart Amp; Input: noise-cancellation technology | Input: Dolby Voice, 360° far-field |
| COMMUNICATIONS | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| Wireless | Bluetooth 5.0, 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 |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2) | - |
| BATTERY | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 70 Wh | 57 Wh |
| AC ADAPTER | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 90 Watt, 20 V, 4.5 A | 65 Watt |
| INPUT | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| Interfaces | Headphone/microphone combo jack USB 2.0 2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 1 HDMI |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 (Always On) 2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI (4K support) Headphone/microphone combo jack LAN (on supplied adapter) |
|---|
| SOFTWARE | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence |
|---|---|---|
| Software Included | - | Glance by Mirametrix |
| MISCELLANEOUS | ASUS VivoBook S 15 OLED (K3502ZA) | Lenovo ThinkPad T14s Gen 4 (21F9) |
|---|
| Included Accessories | Power adapter | USB-C power adapter, Lenovo USB-C to Ethernet Adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip, fingerprint reader | Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader |
| Security Slot Type | - | Kensington nano security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | System password, ASUS IceCool design, antibacterial, Amazon Alexa Voice Assistant | Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication |
| Compliant Standards | RoHS, REACH, TUV Rheinland Flicker Free Certification, SGS Eye Care Display Certification, TUV Rheinland Low Blue Light (Hardware Solution) | RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0 |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Model Number | L1058W | - |
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