Detailed comparison and review of HP ProBook 645 G1 Notebook and Lenovo ThinkPad E490 (20N9). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Lenovo ThinkPad E490 (20N9) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
good security features
decent battery life
solid performance
average display quality
heavier design
no thunderbolt support
limited graphics power
| DESIGN AND DIMENSIONS | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 34 cm x 23.7 cm x 2.9 cm | 32.9 cm x 24.2 cm x 1.99 cm |
| Weight | 2 kg | 1.75 kg |
| Case Material | Polycarbonate ABS | Aluminum, polycarbonate ABS |
| Colour | - | Black |
| DISPLAY | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| Screen Size (Type) | 14" | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1600 x 900 (HD+) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 250 cd/m² |
| Features | HD+ anti-glare | Anti-glare, 170° viewing angle |
| PROCESSOR | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| CPU | AMD A4 4300M / 2.5 GHz | Intel Core i5 (8th Gen) 8265U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 3 GHz | 3.9 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 1 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | AMD A76M FCH | - |
| Features | - | Integrated memory controller |
| MEMORY | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| RAM | 4 GB | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 32 GB |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Speed | 1600 MHz / PC3-12800 | 2400 MHz |
| Rated Speed | 1600 MHz | 2666 MHz |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 1 |
| STORAGE | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD SATA 6Gb/s | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) - Toshiba |
|---|---|---|
| Optical Drive | DVD±RW (±R DL) / DVD-RAM fixed - tray | - |
| AUDIO & VIDEO | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| Graphics Processor (GPU) | AMD Radeon HD 7420G | Intel UHD Graphics 620 |
|---|---|---|
| Camera | Yes | Yes - 720p |
| Video Resolutions | 1280 x 720 | - |
| Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
| Codec | IDT 92HD91 | Conexant CX11880 |
| Compliant Standards | DTS SOUND+ | High Definition Audio, Dolby Advanced Audio |
| COMMUNICATIONS | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| Wireless | 802.11a/b/g/n, Bluetooth 4.0 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | - | Intel Dual Band Wireless-AC 9260 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Realtek R8111GUS |
| Bluetooth Class | Class 2 | - |
| Compliant Standards | IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.11, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, Wi-Fi CERTIFIED, IEEE 802.3az | - |
| Remote Management Protocol | SNMP 2 | - |
| BATTERY | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| Technology | 6-cell Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 55 Wh | 45 Wh |
| Battery Life | - | Up to 13 hours |
| AC ADAPTER | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 18.5 V | 65 Watt |
| INPUT | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Features | Scrolling wheels (2-way), spill-resistant, touchpad with gesture support | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| Expansion Bays | 1 x Upgrade Bay | - |
|---|---|---|
| Interfaces | 4 x USB 3.0 DisplayPort VGA Microphone input Headphone output LAN Dock |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) USB 2.0 HDMI LAN Headphone/microphone combo jack |
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (microSD) |
| SOFTWARE | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 64-bit Edition (available through downgrade rights from Windows 8 Pro) + Windows 8 Pro Licence - English / Finnish / Swedish | Windows 10 Pro 64-bit Edition |
|---|---|---|
| Software Included | Cyberlink PowerDVD, CyberLink Power2Go, Adobe Flash Player, HP Recovery Disc Creator, Skype, HP Recovery Manager, HP Support Assistant, HP Connection Manager, HP ePrint, CyberLink YouCam BE, HP Exclusive, HP PageLift | - |
| MISCELLANEOUS | HP ProBook 645 G1 Notebook | Lenovo ThinkPad E490 (20N9) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | USB-C power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip, fingerprint reader, smart card reader | Trusted Platform Module (TPM 2.0) Security Chip |
| 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 | Power-on password, charging via USB, HP 3D DriveGuard, HP SpareKey, HP File Sanitizer, HP BIOS Protection, SecureBoot | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | ACPI, CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, KC | RoHS |
| SAR Value | - | 0.47 W/kg (body), 0.47 W/kg (limb) |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | EPEAT Silver |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 5 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | Limited warranty - 1 year | - |
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