Side by side comparison and review of ASUS VivoBook 15 OLED (X1505ZA) and Lenovo ThinkBook 16 G6 IRL (21KH). 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.
Advantages and disadvantages of ASUS VivoBook 15 OLED (X1505ZA) based on its technical characteristics, features, user experience, expert reviews and price level.
vibrant oled display
lightweight design
competitive pricing
solid build quality
decent processor performance
average battery life
limited upgradeability
modest graphics card
no thunderbolt support
Advantages and disadvantages of Lenovo ThinkBook 16 G6 IRL (21KH) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful intel processor
high-resolution display
solid build quality
good battery life
fast ssd storage
heavier than competitors
limited color options
noisy under load
expensive base model
| DESIGN AND DIMENSIONS | ASUS VivoBook 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.68 cm x 22.76 cm x 1.99 cm | 35.6 cm x 25.35 cm x 1.75 cm |
| Weight | 1.7 kg | 1.7 kg |
| Case Material | - | Aluminium (top), polycarbonate ABS (bottom) |
| Colour | Transparent silver | Dual tone arctic grey |
| DISPLAY | ASUS VivoBook 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| Screen Size (Type) | 15.6" OLED | 16" - IPS |
|---|---|---|
| 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, HDR (high dynamic range), 86% screen-to-body ratio, 0.2 ms response rate, HDR 600 True Black | Anti-glare, Low Blue Light technology |
| PROCESSOR | ASUS VivoBook 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| CPU | Intel Core i5 (12th Gen) 1235U / 1.3 GHz | Intel Core i5 (13th Gen) 1335U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 4.6 GHz |
| Number of Cores | 10-core | 10-core |
| Cache | L3 - 12 MB | 12 MB |
| Features | Intel Smart Cache | Integrated memory controller |
| MEMORY | ASUS VivoBook 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | - | 5200 MHz |
| Rated Speed | - | 5200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 1 | 2 |
| Empty Slots | 0 | 1 |
| STORAGE | ASUS VivoBook 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS VivoBook 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| 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) | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | Privacy shutter, ASUS 3D Noise Reduction (3DNR) Technology | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
| Sound | Dual speakers, array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | Input: AI noise cancelling | Input: noise-cancellation technology |
| COMMUNICATIONS | ASUS VivoBook 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.3 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-V |
| Features | Dual stream (2x2) | Wake-on-LAN (WOL), dual stream (2x2) |
| BATTERY | ASUS VivoBook 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 50 Wh | 45 Wh |
| AC ADAPTER | ASUS VivoBook 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| 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 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Precision touchpad, chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad |
| CONNECTIONS & EXPANSIONS | ASUS VivoBook 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| Slots | - | 2 x M.2 (PCI Express 4.0 x4) (1 free) |
|---|---|---|
| Interfaces | Headphone/microphone combo jack 2 x USB 3.2 Gen 1 USB-C 3.2 Gen 1 HDMI 1.4 USB 2.0 |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI (4K support) LAN Headphone/microphone combo jack |
| Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | ASUS VivoBook 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| Operating System (OS) | - | Windows 11 Pro - English |
|---|---|---|
| Software Included | MyASUS, ScreenXpert, Microsoft 365 (1 month trial), GlideX | Microsoft Office (Trial) |
| MISCELLANEOUS | ASUS VivoBook 15 OLED (X1505ZA) | Lenovo ThinkBook 16 G6 IRL (21KH) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | - | Kensington nano security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | MIL-STD-810H tested, BIOS protection, IceBlades fan, ASUS Antimicrobial Guard | Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS |
| Compliant Standards | RoHS, REACH, Energy Star 8.0 | RoHS, Energy-Related Products (ErP) Lot 6, FSC, 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% |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | L1204W | - |
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