In depth comparison and review of HP 255 G6 Notebook and Lenovo ThinkPad Z13 Gen 1 (21D2). 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 (21D2) based on its technical characteristics, features, user experience, expert reviews and price level.
excellent build quality
powerful AMD processor
high-resolution display
sustainable materials used
compact and lightweight
higher price point
no HDMI port
limited upgradeability
average battery life
| DESIGN AND DIMENSIONS | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 38 cm x 25.38 cm x 2.38 cm | 29.94 cm x 19.96 cm x 1.399 cm |
| Weight | 1.86 kg | 1.19 kg |
| Case Material | - | Aluminium (top), aluminium (bottom) |
| Colour | Jet black | Black (bottom), arctic grey (top) |
| DISPLAY | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| Screen Size (Type) | 15.6" - TN | 13.3" - IPS |
|---|---|---|
| LCD Backlight Technology | WLED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1200 (WUXGA) |
| Pixel Density (ppi) | 100 | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 220 cd/m² | 400 cd/m² |
| Colour Gamut | - | 100% sRGB |
| Features | Slim Design, HD standard-viewing angle (SVA) eDP anti-glare | Anti-glare, 178° viewing angle, Low Power, 91.6% screen-to-body ratio |
| PROCESSOR | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| CPU | AMD A6 9220 / 2.5 GHz | AMD Ryzen 5 Pro 6650U / 2.9 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | 4.5 GHz |
| Number of Cores | Dual-Core | 6-core |
| Cache | L2 - 1 MB | 16 MB |
| 64-bit Computing | Yes | - |
| MEMORY | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| RAM | 4 GB (1 x 4 GB (non customer accessible / upgradeable)) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 8 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 2133 MHz / PC4-19200 | 6400 MHz |
| Rated Speed | 2400 MHz | 6400 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 SATA 6Gb/s - HP Value | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|---|---|
| Optical Drive | DVD-Writer | - |
| AUDIO & VIDEO | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| Graphics Processor (GPU) | AMD Radeon R4 | AMD Radeon 660M |
|---|---|---|
| Max Monitors Supported | - | 2 external monitor(s) |
| Camera | - | Yes - 1080p |
| Camera Features | - | IR camera, Windows Hello, e-camera shutter |
| Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3306 |
| Compliant Standards | - | High Definition Audio, Dolby Atmos |
| COMMUNICATIONS | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 3168 - PCI Express Mini Card (M.2) | Qualcomm NFA725A |
| Network Interface | Gigabit Ethernet | - |
| Compliant Standards | IEEE 802.3ab, IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED | DASH |
| Features | Single stream (1x1) | Dual stream (2x2) |
| BATTERY | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 31 Wh | 51.5 Wh |
| Battery Life | - | Up to 22.8 hours |
| AC ADAPTER | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt |
| INPUT | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes |
| Features | Multi-touch touchpad, touchpad with gesture support | Spill-resistant, multi-touch touchpad, haptic feedback, Fn keys with Unified Communications controls, glass touchpad |
| CONNECTIONS & EXPANSIONS | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| Interfaces | 2 x USB 3.1 Gen 1 USB 2.0 VGA HDMI Headphone/microphone combo jack LAN |
2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | - |
| SOFTWARE | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Pro - English |
|---|---|---|
| Software Included | HP Support Assistant, Bing Toolbar, HP ePrint, HP PC Hardware Diagnostics UEFI, Recovery Manager Installer, Microsoft Push Button Recovery, CyberLink Power Media Player, HP Touchpoint Manager, HP System Event Utility, HP JumpStart | Glance by Mirametrix |
| MISCELLANEOUS | HP 255 G6 Notebook | Lenovo ThinkPad Z13 Gen 1 (21D2) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | - | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password, USB FIDO (Fast Identity Online) device integration, pen upgradable, certificate based BIOS authentication |
| Compliant Standards | - | RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCG Certified |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Gold |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | Limited warranty - 1 year Limited warranty - battery - 1 year |
Base warranty - 3 years - pick-up and return Extended warranty - 3 years - on-site - response time: next business day |
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