In depth comparison and review of LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) and LG gram 14Z90R. 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.
| DESIGN AND DIMENSIONS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 22.8 cm x 1.68 cm | 21.1 cm x 21.39 cm x 1.68 cm |
| Weight | 1.099 kg | 999 g |
| Case Material | - | Polycarbonate ABS, magnesium alloy |
| Colour | White | Obsidian black |
| DISPLAY | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 350 cd/m² |
| Colour Gamut | 96% sRGB | 99% DCI-P3, 95% DCI-P3 |
| Features | - | Anti-glare, 60 Hz refresh rate |
| PROCESSOR | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| CPU | Intel Core i7 (8th Gen) 8565U / 1.8 GHz | Intel Core i7 (13th Gen) 1360P / 2.2 GHz |
|---|---|---|
| Max Turbo Speed | 4.6 GHz | 5 GHz |
| Number of Cores | Quad-Core | 12-core |
| Cache | L3 - 8 MB | 18 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel Evo |
| Features | Intel Turbo Boost Technology 2.0 | - |
| MEMORY | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| RAM | 16 GB | 16 GB |
|---|---|---|
| Max RAM Supported | 16 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 2400 MHz | 6000 MHz |
| STORAGE | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD | 1 TB SSD M.2 2280 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - HD | Yes - Full HD |
| Camera Features | - | Face recognition, IR camera |
| Sound | Stereo speakers, two microphones | Stereo speakers, two microphones |
| Compliant Standards | DTS Headphone:X | Dolby Atmos |
| Audio Features | - | Output: Smart Amp |
| COMMUNICATIONS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | Intel Wireless-AC 9560 | - |
| Network Interface | 10/100 Ethernet | - |
| Features | Miracast, dual stream (2x2) | Dual stream (2x2) |
| BATTERY | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| Technology | 4-cell Lithium Ion | - |
|---|---|---|
| Battery Capacity (Size) | 72 Wh | 80 Wh |
| Battery Life | Up to 21.5 hours | Up to 28.5 hours |
| AC ADAPTER | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| Input | AC 120/230 V (50/60 Hz) | - |
|---|---|---|
| Output | 48 Watt | 65 Watt |
| INPUT | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| Type | Keyboard, touchpad | Touchpad, 101 keys keyboard |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Scrolling, gesture function, precision touchpad | Precision touchpad |
| CONNECTIONS & EXPANSIONS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| Slots | 2 x SSD (1 free) | 2 x SSD (1 free) |
|---|---|---|
| Interfaces | HDMI USB-C 3.1 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) 3 x USB 3.1 Headphone output |
Headphone/microphone combo jack (mini-phone 3.5 mm) 2 x USB 3.2 Gen 2x1 (supports DisplayPort) 2 x USB4 Gen 3x2 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) HDMI |
| Memory Card Reader | Yes (microSD) | Yes (microSD) |
| SOFTWARE | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 11 Home |
|---|---|---|
| Software Included | Microsoft Office (30 days trial), LG Easy Guide, LG Control Center, LG Update Center, LG On Screen Display 3, LG Reader Mode | Microsoft 365 (30 days trial), McAfee LiveSafe (30 days trial), LG On Screen Display 3, Alexa, Intel Connectivity Performance Suite, PCmover Professional, LG PC Manuals, LG Update & Recovery, LG Glance by Mirametrix, New Wallpaper, Intel Unison, Dolby Atmos sound, LG Lively Theme, LG Display Extension, LG Security Guard, Sync on Mobile, LG Smart Assistant 2.0 |
| MISCELLANEOUS | LG gram Ultra-Lightweight LG gram Ultra (Lightweight 15Z990) | LG gram 14Z90R |
|---|
| Included Accessories | Power adapter | 65W USB-C power adapter |
|---|---|---|
| Security | 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 | Dust-resistant, shock-resistant, pressure-resistant, vibration-resistant | LED indicator |
| Compliant Standards | MIL-STD 810G | MIL-STD 810H |
| Manufacturer Warranty | Limited warranty - 2 years Limited warranty - battery - 1 year |
Limited warranty - parts and labour - 1 year |
| Model Number | V.AA78A1 | K.AA78A1 |
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