In depth comparison and review of LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) and LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990). 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 LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) based on its technical characteristics, features, user experience, expert reviews and price level.
exceptionally lightweight design
impressive battery life
large high-resolution display
solid state drive storage
robust build quality
limited graphics performance
higher price point
no dedicated GPU
fewer port options
Advantages and disadvantages of LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) based on its technical characteristics, features, user experience, expert reviews and price level.
exceptionally lightweight design
impressive battery life
crisp full HD display
solid state drive storage
robust build quality
average graphics performance
limited port selection
higher price point
no dedicated GPU
| DESIGN AND DIMENSIONS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 38.06 cm x 26.26 cm x 1.74 cm | 35.8 cm x 22.8 cm x 1.68 cm |
| Weight | 1.35 kg | 1.099 kg |
| Case Material | Magnesium alloy | - |
| Colour | Dark silver | White |
| DISPLAY | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| Screen Size (Type) | 17" - IPS | 15.6" - 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 |
| Colour Gamut | - | 96% sRGB |
| PROCESSOR | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| CPU | Intel Core i7 (10th Gen) 1065G7 / 1.3 GHz | Intel Core i7 (8th Gen) 8565U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 4.6 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | L3 - 8 MB | L3 - 8 MB |
| 64-bit Computing | Yes | Yes |
| Features | Intel Turbo Boost Technology 2.0 | Intel Turbo Boost Technology 2.0 |
| MEMORY | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 16 GB |
|---|---|---|
| Max RAM Supported | 24 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 3200 MHz | 2400 MHz |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD - NVM Express (NVMe) | 512 GB SSD |
|---|
| AUDIO & VIDEO | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| Graphics Processor (GPU) | Intel Iris Plus Graphics | Intel UHD Graphics |
|---|---|---|
| Camera | Yes - HD | Yes - HD |
| Sound | Stereo speakers, two microphones | Stereo speakers, two microphones |
| Compliant Standards | DTS:X Ultra | DTS Headphone:X |
| COMMUNICATIONS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | Intel Wireless-AC 9560 |
| Network Interface | 10/100 Ethernet | 10/100 Ethernet |
| Features | - | Miracast, dual stream (2x2) |
| BATTERY | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 80 Wh | 72 Wh |
| Battery Life | Up to 17 hours | Up to 21.5 hours |
| AC ADAPTER | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 48 Watt | 48 Watt |
| INPUT | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Scrolling, gesture function, precision touchpad | Scrolling, gesture function, precision touchpad |
| CONNECTIONS & EXPANSIONS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| Slots | - | 2 x SSD (1 free) |
|---|---|---|
| Interfaces | HDMI USB-C 3.1 (supports Thunderbolt 3) (Power Delivery) 3 x USB 3.1 Headphone output |
HDMI USB-C 3.1 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) 3 x USB 3.1 Headphone output |
| Memory Card Reader | Yes (microSD, UFS Card) | Yes (microSD) |
| SOFTWARE | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Home 64-bit Edition |
|---|---|---|
| Software Included | Microsoft Office (30 days trial), LG Easy Guide, LG Control Center, LG Update Center, LG Reader Mode, LG On Screen Display, LG Troubleshooting | Microsoft Office (30 days trial), LG Easy Guide, LG Control Center, LG Update Center, LG On Screen Display 3, LG Reader Mode |
| MISCELLANEOUS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 17Z90N) | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Fingerprint reader | Fingerprint reader |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | Dust-resistant, shock-resistant, pressure-resistant, vibration-resistant | Dust-resistant, shock-resistant, pressure-resistant, vibration-resistant |
| Compliant Standards | MIL-STD 810G | MIL-STD 810G |
| Manufacturer Warranty | - | Limited warranty - 2 years Limited warranty - battery - 1 year |
| Model Number | V.AA72A1 | V.AA78A1 |
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