In depth comparison and review of HP EliteBook 645 G9 Notebook and Lenovo IdeaPad 120S-11IAP (81A4). 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 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
Advantages and disadvantages of Lenovo IdeaPad 120S-11IAP (81A4) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
compact design
lightweight for mobility
solid build quality
decent keyboard layout
limited storage capacity
low-resolution display
modest performance
poor battery life
| DESIGN AND DIMENSIONS | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.19 cm x 21.39 cm x 1.99 cm | 28.8 cm x 20.09 cm x 1.77 cm |
| Weight | 1.37 kg | 1.15 kg |
| Case Material | - | Polycarbonate ABS |
| Colour | - | Mineral grey |
| DISPLAY | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| Screen Size (Type) | 14" | 11.6" |
|---|---|---|
| LCD Backlight Technology | WLED backlight | LED backlight |
| Screen Resolution | - | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | - | 250 cd/m² |
| Features | - | Anti-glare |
| PROCESSOR | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| CPU | No CPU | Intel Celeron N3350 / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | - | 2.4 GHz |
| Number of Cores | - | Dual-Core |
| Cache | - | 2 MB |
| 64-bit Computing | - | Yes |
| Features | - | Integrated memory controller |
| MEMORY | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| RAM | 0 GB | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 64 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR4 SDRAM |
| Speed | - | 2400 MHz |
| Rated Speed | - | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 2 | - |
| STORAGE | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| Main Storage Size (HDD/SSD) | - | 64 GB eMMC |
|---|
| AUDIO & VIDEO | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| Graphics Processor (GPU) | No graphics | Intel HD Graphics 500 |
|---|---|---|
| Camera | - | Yes |
| Resolution | - | 0.3 Megapixel |
| Sound | Stereo speakers | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3247 | - |
| Compliant Standards | - | High Definition Audio |
| COMMUNICATIONS | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| Wireless | - | Bluetooth 4.0, 802.11a/b/g/n/ac |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| BATTERY | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| Technology | 3-cell lithium polymer | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 32 Wh |
| Battery Life | - | Up to 8 hours |
| AC ADAPTER | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| Input | AC 115/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 5 / 9 / 12 / 15 / 20 V | 45 Watt |
| INPUT | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| Type | Keyboard, ClickPad | Keyboard, touchpad |
|---|---|---|
| Keyboard Name | HP Premium | - |
| Features | Volume control, spill-resistant, ClickPad with gesture support | - |
| CONNECTIONS & EXPANSIONS | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| Interfaces | 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) |
2 x USB 3.0 USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| Operating System (OS) | No operating system | Windows 10 in S mode - English |
|---|---|---|
| Software Included | - | Lenovo Settings, McAfee LiveSafe (30 days trial), Lenovo ID, Lenovo Companion 3.0 |
| MISCELLANEOUS | HP EliteBook 645 G9 Notebook | Lenovo IdeaPad 120S-11IAP (81A4) |
|---|
| Included Accessories | - | Power adapter |
|---|---|---|
| Integrated Options | HP Tamper Lock | - |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington nano security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately), chassis intrusion sensor | - |
| Features | Automatic DriveLock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested | Administrator password, hard drive password, power-on password |
| Compliant Standards | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP, BNCI | RoHS |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
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