In depth comparison and review of Lenovo ThinkPad Z13 Gen 1 (21D3) and ASUS ExpertBook B9 (B1500CBA). 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 Lenovo ThinkPad Z13 Gen 1 (21D3) based on its technical characteristics, features, user experience, expert reviews and price level.
excellent build quality
powerful amd processor
bright oled display
eco-friendly materials
solid security features
higher price point
limited port selection
no dedicated gpu
average battery life
Advantages and disadvantages of ASUS ExpertBook B9 (B1500CBA) based on its technical characteristics, features, user experience, expert reviews and price level.
ultra-lightweight design
impressive battery life
robust security features
fast SSD storage
advanced connectivity options
average display quality
no dedicated GPU
limited upgradeability
higher price point
| DESIGN AND DIMENSIONS | Lenovo ThinkPad Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 29.44 cm x 19.96 cm x 1.399 cm | 31.1 cm x 21.5 cm x 1.57 cm |
| Weight | 1.26 kg | 990 g |
| Case Material | Aluminium (top), aluminium (bottom) | Magnesium-lithium alloy |
| Colour | Black (bottom), arctic grey (top) | Star black |
| DISPLAY | Lenovo ThinkPad Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Screen Size (Type) | 13.3" OLED | 14" OLED |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | - |
| Screen Resolution | 2880 x 1800 (2.8K) | 2880 x 1800 (WQXGA+) |
| V-Sync Rate at Max Res. | - | 90 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:10 |
| Image Brightness | 500 cd/m² | 400 cd/m² |
| Colour Gamut | 100% DCI-P3 | 100% sRGB |
| Features | Anti-reflective, One Glass Solution, anti-smudge, on-cell touch technology, Low Blue Light technology, Dolby Vision, 91.6% screen-to-body ratio | Glossy, Wide-View (IPS), 178° horizontal and vertical viewing angle, Pantone Validated, 1 ms response rate, 90% screen-to-body ratio, HDR 600 True Black |
| PROCESSOR | Lenovo ThinkPad Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| CPU | AMD Ryzen 7 Pro 6850U / 2.7 GHz | Intel Core i7 (13th Gen) 1355U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 5.1 GHz |
| Number of Cores | 8-core | 10-core |
| Cache | L3 - 16 MB | 12 MB |
| Platform Technology | - | Intel Evo |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo ThinkPad Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| RAM | 32 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| RAM Type | LPDDR5 SDRAM | LPDDR5 SDRAM |
| Speed | 6400 MHz | - |
| Rated Speed | 6400 MHz | - |
| STORAGE | Lenovo ThinkPad Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Union Memory | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Graphics Processor (GPU) | AMD Radeon 680M | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | 2 external monitor(s) | - |
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 1080p | Yes - 1080p |
| Camera Features | Windows Hello, fixed focus, e-camera shutter, Discrete IR | Privacy shutter, IR camera, Windows Hello |
| Sound | Stereo speakers, dual array microphone | Speakers, array microphone |
| Codec | Realtek ALC3306 | - |
| Compliant Standards | High Definition Audio, Dolby Atmos | Dolby Atmos |
| Audio Features | Input: Dolby Voice, 360° far-field | Output: Smart Amplification technology; Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo ThinkPad Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Wireless | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | NFC, 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | Qualcomm NFA725A | - |
| Network Interface | Gigabit Ethernet | - |
| Features | - | Gigabit Ethernet via optional Ethernet (RJ-45) adapter, dual stream (2x2) |
| BATTERY | Lenovo ThinkPad Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Technology | 3-cell lithium polymer | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 51.5 Wh | 63 Wh |
| AC ADAPTER | Lenovo ThinkPad Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| 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 Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, NumberPad |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, edge-to-edge backlit keyboard, Fn keys with Unified Communications controls, glass touchpad, Haptic ForcePad | Spill-resistant, chiclet keyboard, 1.5mm travel distance |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Interfaces | 2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack LAN (on supplied adapter) |
Headphone/microphone combo jack 2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 2 HDMI 2.1 Micro-HDMI |
|---|
| SOFTWARE | Lenovo ThinkPad Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence | Windows 11 Pro |
|---|
| MISCELLANEOUS | Lenovo ThinkPad Z13 Gen 1 (21D3) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Included Accessories | USB-C power adapter, Lenovo USB-C to Ethernet Adapter | USB-C power adapter, Micro HDMI to LAN adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader | 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 | Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication | System password, hard drive password, MIL-STD-810H tested, Computrace ready from BIOS, Cortana support |
| Compliant Standards | RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCO Certified 9.0 | RoHS, REACH, FSC Mix |
| Carbon Footprint | 216 kg carbon emissions (EU) | - |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 5 °C | - |
| Humidity Range Operating | 8 - 95% | - |
| Model Number | - | BQ1288X |
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