In depth comparison and review of Lenovo ThinkPad X1 Carbon Gen 10 (21CC) and HP EliteBook 645 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 X1 Carbon Gen 10 (21CC) based on its technical characteristics, features, user experience, expert reviews and price level.
lightweight and portable
robust build quality
excellent keyboard feel
impressive battery life
high-resolution display
higher price point
limited graphics power
no HDMI port
fewer USB ports
Advantages and disadvantages of HP EliteBook 645 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
powerful amd processor
lightweight and portable
high-resolution display
fast charging support
average battery life
limited storage capacity
no dedicated gpu
higher price point
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 31.56 cm x 22.25 cm x 1.536 cm | 32.19 cm x 21.39 cm x 1.99 cm |
| Weight | 1.12 kg | 1.37 kg |
| Case Material | Aluminium (bottom), carbon fibre (top) | - |
| Colour | Deep black paint | - |
| DISPLAY | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| Screen Size (Type) | 14" - IPS | 14" |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | - |
| LCD Backlight Technology | LED backlight | WLED backlight |
| Screen Resolution | 1920 x 1200 (WUXGA) | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | - |
| Image Brightness | 400 cd/m² | - |
| Colour Gamut | 100% sRGB | - |
| Features | Anti-glare, on-cell touch technology, 170° viewing angle, Low Power, Eyesafe technology | - |
| PROCESSOR | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| CPU | Intel Core i7 (12th Gen) 1270P / 2.2 GHz | No CPU |
|---|---|---|
| Max Turbo Speed | 4.8 GHz | - |
| Number of Cores | 12-core | - |
| Cache | 18 MB | - |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| RAM | 16 GB (provided memory is soldered) | 0 GB |
|---|---|---|
| Max RAM Supported | - | 64 GB |
| RAM Type | LPDDR5 SDRAM | DDR4 SDRAM |
| Speed | 5200 MHz | - |
| Rated Speed | 6400 MHz | - |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 2 |
| Empty Slots | - | 2 |
| STORAGE | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Samsung | - |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | No graphics |
|---|---|---|
| Max Monitors Supported | 3 external monitor(s) | - |
| Camera | Yes - 1080p | - |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | - |
| Sound | Two tweeters, two woofers, quad array microphone | Stereo speakers |
| Codec | Realtek ALC3306 | Realtek ALC3247 |
| Compliant Standards | High Definition Audio, Dolby Atmos, Dolby Voice | - |
| Audio Features | 360° far-field microphones | - |
| COMMUNICATIONS | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | - |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6E AX 211 | - |
| WWAN |
|---|
| Generation | 4G | - |
|---|---|---|
| Technology | LTE | - |
| Controller | FIBOCOM L860-GL - M.2 Card | - |
| BATTERY | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| Technology | 4-cell lithium polymer | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | - |
| Battery Life | Up to 24.9 hours | - |
| AC ADAPTER | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 115/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 5 / 9 / 15 / 20 V | 5 / 9 / 12 / 15 / 20 V |
| INPUT | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, ClickPad |
|---|---|---|
| Keyboard Name | - | HP Premium |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad, air intake key design | Volume control, spill-resistant, ClickPad with gesture support |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| Slots | 1 x Nano-SIM card (1 free) | - |
|---|---|---|
| Interfaces | USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack |
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) LAN USB 3.2 Gen 1 HDMI Headphone/microphone combo jack USB 3.2 Gen 1 (powered) USB 3.2 Gen 1 (Power Delivery) |
| SOFTWARE | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| Operating System (OS) | Windows 11 Pro | No operating system |
|---|
| MISCELLANEOUS | Lenovo ThinkPad X1 Carbon Gen 10 (21CC) | HP EliteBook 645 G9 Notebook |
|---|
| Included Accessories | USB-C power adapter | - |
|---|---|---|
| Integrated Options | - | HP Tamper Lock |
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington nano security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately), chassis intrusion sensor |
| Features | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0, certificate based BIOS authentication | Automatic DriveLock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP, BNCI |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 0 °C |
| Humidity Range Operating | 8 - 95% | 10 - 90% (non-condensing) |
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