In depth comparison and review of HP 255 G6 Notebook and Lenovo ThinkPad T15p Gen 3 (21DA). 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 T15p Gen 3 (21DA) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
powerful processor performance
comfortable keyboard design
ample connectivity options
efficient thermal management
heavier than competitors
average battery life
limited display brightness
premium price point
| DESIGN AND DIMENSIONS | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 38 cm x 25.38 cm x 2.38 cm | 36.65 cm x 25 cm x 2.27 cm |
| Weight | 1.86 kg | 2.226 kg |
| Case Material | - | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Jet black | Black |
| DISPLAY | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| Screen Size (Type) | 15.6" - TN | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | WLED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | 100 | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 300 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Slim Design, HD standard-viewing angle (SVA) eDP anti-glare | Anti-glare, 170° viewing angle, DC dimming |
| PROCESSOR | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| CPU | AMD A6 9220 / 2.5 GHz | Intel Core i7 (12th Gen) 12700H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 2.9 GHz | 4.7 GHz |
| Number of Cores | Dual-Core | 14-core |
| Cache | L2 - 1 MB | 24 MB |
| 64-bit Computing | Yes | - |
| Features | - | Integrated memory controller |
| MEMORY | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| RAM | 4 GB (1 x 4 GB (non customer accessible / upgradeable)) | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | 8 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM - non-ECC |
| Speed | 2133 MHz / PC4-19200 | 4800 MHz |
| Rated Speed | 2400 MHz | 4800 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 1 | 2 |
| Empty Slots | 0 | 1 |
| STORAGE | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 SATA 6Gb/s - HP Value | 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Value |
|---|---|---|
| RAID Level | - | RAID 0, RAID 1 |
| Optical Drive | DVD-Writer | - |
| AUDIO & VIDEO | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | AMD Radeon R4 | NVIDIA GeForce RTX 3050 / Intel Iris Xe Graphics |
| Max Monitors Supported | - | 2 external monitor(s) |
| Video Memory | - | 4 GB GDDR6 SDRAM |
| Camera | - | Yes - 720p |
| Camera Features | - | Privacy shutter, IR camera, Windows Hello, fixed focus |
| Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio Premium, Dolby Voice |
| COMMUNICATIONS | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 3168 - PCI Express Mini Card (M.2) | Intel Wi-Fi 6E AX 211 |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-V |
| Compliant Standards | IEEE 802.3ab, IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED | - |
| Features | Single stream (1x1) | Wake-on-LAN (WOL), dual stream (2x2) |
| WWAN |
|---|
| Generation | - | 4G upgradable |
|---|
| BATTERY | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 31 Wh | 68 Wh |
| AC ADAPTER | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 135 Watt |
| INPUT | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | - | Yes |
| Features | Multi-touch touchpad, touchpad with gesture support | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| Slots | - | 2 x M.2 (PCI Express 4.0 x4) (1 free) |
|---|---|---|
| Interfaces | 2 x USB 3.1 Gen 1 USB 2.0 VGA HDMI Headphone/microphone combo jack LAN |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack LAN |
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card) |
| SOFTWARE | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - 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 | - |
| MISCELLANEOUS | HP 255 G6 Notebook | Lenovo ThinkPad T15p Gen 3 (21DA) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | - | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
| Compliant Standards | - | RoHS, 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 Base warranty - battery - 1 year Extended warranty - 3 years - on-site |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
