In depth comparison and review of Lenovo ThinkPad T15p Gen 3 (21DA) and HP EliteBook 835 G9 Notebook. 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
Advantages and disadvantages of HP EliteBook 835 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
lightweight and portable
powerful processor performance
bright display quality
fast charging support
average battery life
limited graphics capabilities
higher price point
noisy under load
| DESIGN AND DIMENSIONS | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.65 cm x 25 cm x 2.27 cm | 30.01 cm x 21.5 cm x 1.92 cm |
| Weight | 2.226 kg | 1.295 kg |
| Case Material | Polycarbonate ABS (bottom), polycarbonate ABS (top) | - |
| Colour | Black | - |
| DISPLAY | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| Screen Size (Type) | 15.6" - IPS | 13.3" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | WLED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 300 cd/m² | - |
| Colour Gamut | 45% NTSC | - |
| Features | Anti-glare, 170° viewing angle, DC dimming | Anti-glare, 8-bit Colour Depth |
| PROCESSOR | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| CPU | Intel Core i7 (12th Gen) 12700H / 2.3 GHz | AMD Ryzen 7 6800U / 2.7 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 4.7 GHz |
| Number of Cores | 14-core | 8-core |
| Cache | 24 MB | L3 - 16 MB |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| RAM | 16 GB (1 x 16 GB) | 0 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 64 GB | 16 GB |
| RAM Type | DDR5 SDRAM - non-ECC | DDR5 SDRAM |
| Speed | 4800 MHz | - |
| Rated Speed | 4800 MHz | - |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Value | - |
|---|---|---|
| RAID Level | RAID 0, RAID 1 | - |
| AUDIO & VIDEO | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3050 / Intel Iris Xe Graphics | AMD Radeon 680M |
| 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, dual array microphone | Dual stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 | Realtek ALC3315 |
| Compliant Standards | High Definition Audio, Dolby Audio Premium, Dolby Voice | - |
| Audio Features | - | Output: Bang & Olufsen Audio |
| COMMUNICATIONS | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | - |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6E AX 211 | - |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Intel I219-V | - |
| Features | Wake-on-LAN (WOL), dual stream (2x2) | - |
| WWAN |
|---|
| Generation | 4G upgradable | - |
|---|
| BATTERY | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| Technology | Lithium polymer | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 68 Wh | - |
| AC ADAPTER | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| Input | AC 100-240 V (50/60 Hz) | - |
|---|---|---|
| Output | 135 Watt | - |
| INPUT | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, ClickPad |
|---|---|---|
| Keyboard Name | - | HP Premium |
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Volume control, multi-touch clickpad, gesture function, precision touchpad, spill-resistant |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| Slots | 2 x M.2 (PCI Express 4.0 x4) (1 free) | - |
|---|---|---|
| Interfaces | 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 |
2 x USB4/DisplayPort 1.4 (Power Delivery) USB 3.2 Gen 1 HDMI Headphone/microphone combo jack USB 3.2 Gen 1 (charging) |
| Memory Card Reader | Yes (SD Card) | - |
| SOFTWARE | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English | No operating system |
|---|
| MISCELLANEOUS | Lenovo ThinkPad T15p Gen 3 (21DA) | HP EliteBook 835 G9 Notebook |
|---|
| Included Accessories | Power adapter | - |
|---|---|---|
| Integrated Options | - | Hall sensor, HP Tamper Lock, thermal sensor |
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington security slot | Kensington nano 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 | Automatic DriveLock, BIOS Absolute Persistence, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested, Secured-core PC capable |
| Compliant Standards | RoHS, TCG Certified | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FIPS 140-2 Level 2, FCC, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP, BNCI |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| Product Recycled Content | - | Ocean-bound plastics |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 0 °C |
| Humidity Range Operating | 8 - 95% | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 3 years - on-site |
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