| Attribute |
LG 15U70N-J (15U70N-J.AA78B) × | 
LG Gram 13Z990-G.AA52B (13Z990-G.AA52B) × |
| General | | |
| Model | LG 15U70N-J | LG Gram 13Z990-G.AA52B |
| Product code | 15U70N-J.AA78B | 13Z990-G.AA52B |
| Design | | |
| Product colour | Silver | Silver |
| Form factor | Clamshell | Clamshell |
| Brand | LG | LG |
| Family | - | Gram |
| Model name | 15U70N-J | 13Z990-G.AA52B |
| Part number | 15U70N-J.AA78B | 13Z990-G.AA52B |
| Release year (year) | 2020 | 2019 |
| Processor | | |
| Processor manufacturer | Intel | - |
| Processor family | 10th gen Intel Core i7 | 8th gen Intel Core i5 |
| Processor frequency (GHz) | - | 1.6 |
| Processor boost frequency (GHz) | - | 3.9 |
| Processor model | - | i5-8265U |
| Processor cores | - | 4 |
| Processor threads | - | 8 |
| Processor lithography (Nm) | - | 14 |
| Processor socket | - | BGA 1528 |
| Processor cache (MB) | - | 6 |
| Memory | | |
| Internal memory type | DDR4-SDRAM | DDR4-SDRAM |
| Memory clock speed (MHz) | 2,666 | 2,400 |
| Internal memory (GB) | 16 | 4 |
| Display | | |
| Display diagonal (inch) | 15.6 | 13.3 |
| Panel type | IPS | IPS |
| HD type | WQXGA | Full HD |
| LED backlight | - | + |
| Touchscreen | - | - |
| Dual-screen | - | - |
| Display resolution | 2560 x 1600 pixels | 1920 x 1080 pixels |
| Graphics | | |
| On-board graphics adapter | + | + |
| Discrete graphics adapter model | NVIDIA GeForce GTX 1050 | - |
| Discrete graphics memory type | GDDR5 | - |
| Discrete graphics adapter | + | - |
| Discrete graphics adapter memory (GB) | 3 | - |
| On-board graphics adapter base frequency (MHz) | - | 300 |
| Maximum on-board graphics adapter memory (GB) | - | 32 |
| On-board graphics adapter model | - | Intel UHD Graphics 620 |
| Storage | | |
| Total storage capacity (GB) | 512 | 256 |
| Number of SSDs installed | 1 | 1 |
| SSD capacity (GB) | 512 | 256 |
| Card reader integrated | + | + |
| SSD form factor | - | M.2 |
| Storage media | SSD | SSD |
| Optical drive | - | - |
| Networking | | |
| Wi-Fi standards | | - 802.11a
- 802.11b
- 802.11g
- wi-fi 4 (802.11n)
- wi-fi 5 (802.11ac)
|
| Bluetooth | + | + |
| Ethernet LAN | + | - |
| Ethernet LAN data rates (Mbit/s) | | - |
| Wi-Fi | - | + |
| 4g | - | - |
| 3g | - | - |
| Bluetooth version | - | 4.1 |
| Ports and interfaces | | |
| USB 3.x Type-A ports | 2 | 1 |
| USB 3.x Type-C ports | 1 | - |
| Combo headphone/mic port | + | + |
| USB 2.0 ports | 2 | - |
| USB 2.0 Type-C ports | - | 2 |
| HDMI ports quantity | 1 | 1 |
| Ethernet LAN (RJ-45) ports | 1 | - |
| Audio | | |
| Built-in microphone | + | + |
| Camera | | |
| Front camera | + | + |
| Front camera HD type | HD | HD |
| Keyboard | | |
| Numeric keypad | + | - |
| Keyboard backlit | + | + |
| Full-size keyboard | + | + |
| Pointing device | Touchpad | Touchpad |
| Software | | |
| Operating system installed | Windows 10 Home | Windows 10 Home |
| Operating system architecture (bit) | 64 | 64 |
| Battery | | |
| Battery capacity (watt-hours) (Wh) | 72 | 72 |
| Battery capacity (mAh) | 9,360 | 9,360 |
| Battery life (max) (h) | 16 | 20.5 |
| Weight and dimensions | | |
| Weight (kg) | 1.95 | 0.97 |
| Depth (mm) | - | 212 |
| Width (mm) | - | 306 |
| Power | | |
| AC adapter power (W) | 120 | 65 |
| Security | | |
| Cable lock slot | + | + |
| Fingerprint reader | + | - |
| Trusted platform module (TPM) | + | + |