Detailed comparison and review of LG gram 17Z990 and Lenovo ThinkPad E490 (20N8). 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 LG gram 17Z990 based on its technical characteristics, features, user experience, expert reviews and price level.
ultra-lightweight design
long-lasting battery
large high-resolution display
robust build quality
solid overall performance
higher price point
limited gaming capabilities
no discrete GPU
average speaker quality
Advantages and disadvantages of Lenovo ThinkPad E490 (20N8) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
reliable performance
good security features
competitive price point
average battery life
modest display quality
no thunderbolt support
heavier design
| DESIGN AND DIMENSIONS | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 38.075 cm x 26.593 cm x 1.68 cm | 32.9 cm x 24.2 cm x 1.99 cm |
| Weight | 1.34 kg | 1.75 kg |
| Case Material | Magnesium-nanocarbon alloy | Aluminum, polycarbonate ABS |
| Colour | Dark silver | Black |
| DISPLAY | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| Screen Size (Type) | 17" - IPS | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 2560 x 1600 (WQXGA) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:9 |
| Image Brightness | 300 cd/m² | 250 cd/m² |
| Colour Gamut | 96% sRGB | - |
| Features | Reader Mode, Daylight Mode | Anti-glare, 170° viewing angle |
| PROCESSOR | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| CPU | Intel Core i7 (8th Gen) 8565U / 1.8 GHz | Intel Core i5 (8th Gen) 8265U / 1.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.6 GHz | 3.9 GHz |
| Number of Cores | - | Quad-Core |
| Cache | 8 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Features | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 32 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 2400 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 2 |
| Empty Slots | - | 1 |
| STORAGE | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 | 256 GB SSD M.2 PCIe 3.0 x2 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - HD (front) | Yes - 720p |
| Camera Features | Built-in microphone | - |
| Sound | Speakers | Stereo speakers, dual array microphone |
| Codec | - | Conexant CX11880 |
| Compliant Standards | DTS Headphone:X | High Definition Audio, Dolby Advanced Audio |
| COMMUNICATIONS | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 | Intel Dual Band Wireless-AC 9260 - M.2 Card |
| Network Interface | 10/100 Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Realtek R8111GUS |
| Features | Dual stream (2x2) | - |
| BATTERY | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| Technology | 4-cell lithium polymer | Lithium Ion |
|---|---|---|
| Installed Qty | 1 | - |
| Battery Capacity (Size) | 9360 mAh | 45 Wh |
| Battery Life | Up to 19.5 hours | Up to 13 hours |
| AC ADAPTER | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| Input | - | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt |
| INPUT | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Backlight | Yes | - |
| Features | Gesture function, precision touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| Interfaces | 3 x USB 3.1 USB-C 3.1 (supports Thunderbolt 3, DisplayPort 1.2 Alt Mode) (with power off charging) HDMI Headphone output |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 2 USB 2.0 HDMI LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Pro 64-bit Edition - English |
|---|---|---|
| Software Included | Microsoft 365 (30 days trial), LG Easy Guide, LG Control Center, LG Update Center, LG Power Manager, LG On Screen Display 3, LG Reader Mode, DTS Headphone X | - |
| MISCELLANEOUS | LG gram 17Z990 | Lenovo ThinkPad E490 (20N8) |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM) Security Chip, fingerprint reader | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint 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 | HDD lock | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | MIL-STD 810G | RoHS |
| SAR Value | - | 0.47 W/kg (body), 0.47 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| Manufacturer Warranty | Limited warranty - parts and labour - 2 years | Limited warranty - 1 year - pick-up and return |
| Model Number | V | - |
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