Choose LOQ 15 if you need:
- Processor Model at Intel Core i5-13450HX (vs Intel Core i7 8550U 1.8GHz)
- GPU Model at NVIDIA GeForce RTX 4050 Laptop GPU (vs Intel UHD Graphics 620)
- Installed Memory at 12 GB (vs 16 GB)
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Side-by-side specification comparison of two reference models
Compare LOQ 15 vs Gram 15Z975
A full side-by-side comparison of reference models LOQ 15 and Gram 15Z975 within the same category.
Specifications
Side-by-side specification comparison of two reference models
| Specification | LOQ 15 | Gram 15Z975 |
|---|---|---|
| Price | Not for sale | Not for sale |
| General | ||
| Brand | Lenovo | LG |
| Product Family | LOQ | Gram |
| Model | LOQ 15IRX9 | Gram 15Z975 |
| Model Number | 15IRX9 | 15Z975-U.AP71U1 |
| Part Number / SKU | 83DV00FYUS | 15Z975-U.AP71U1 |
| Launch Year | 2025 year | 2018 year |
| Form Factor | Clamshell | Clamshell |
| Laptop Category | Gaming | Premium / Ultraportable |
| Color | Luna Grey | Dark Silver |
| Operating System | Windows 11 Home | Windows 10 Pro |
| Operating System Architecture | 64-bit | 64-bit |
| Processor | ||
| Processor Manufacturer | Intel | Intel |
| Processor Family | Intel Core i5 | Intel Core i7 |
| Processor Model | Intel Core i5-13450HX | Intel Core i7 8550U 1.8GHz |
| Processor Generation | 13th Gen | 8th Gen |
| CPU Architecture | x86-64 | x86-64 |
| CPU Process Node | 7 nm | 14 nm |
| CPU Cores | 10 cores | 4 cores |
| Performance Cores | 6 cores | — |
| Efficiency Cores | 4 cores | 0 cores |
| CPU Threads | 16 threads | 8 threads |
| CPU Base Clock | 2.4 GHz | 1.8 GHz |
| CPU Max Boost Clock | 4.6 GHz | 4 GHz |
| L3 Cache | 20 MB | 8 MB |
| Processor Base Power | 55 W | 15 W |
| Maximum Processor Power | 157 W | — |
| Graphics | ||
| Graphics Type | Discrete | Integrated |
| GPU Manufacturer | NVIDIA | Intel |
| GPU Model | NVIDIA GeForce RTX 4050 Laptop GPU | Intel UHD Graphics 620 |
| GPU Architecture | Ada Lovelace | — |
| VRAM Capacity | 6 GB | 0 GB |
| VRAM Type | GDDR6 | Shared system memory |
| GPU TGP | 105 W | — |
| GPU Boost Clock | 2370 MHz | 1150 MHz |
| MUX Switch | Yes | — |
| Advanced Optimus | Yes | — |
| Maximum External Displays | 2 displays | — |
| Maximum External Resolution | 4K @ 60Hz | — |
| Memory | ||
| Installed Memory | 12 GB | 16 GB |
| Maximum Memory | 32 GB | — |
| Memory Type | DDR5 | DDR4 |
| Memory Speed | 4800 MT/s | 2400 MT/s |
| Memory Form Factor | SO-DIMM | SO-DIMM + Soldered |
| Memory Slots | 2 slots | 1 slots |
| Memory Slots Used | 1 slots | 1 slots |
| Memory Upgradeable | Yes | Partially |
| Memory Channels | Dual-channel | Dual |
| Storage | ||
| Primary Storage Type | SSD | SSD |
| Storage Capacity | 512 GB | 512 GB |
| Storage Interface | PCIe NVMe | SATA III |
| Storage PCIe Generation | PCIe 4.0 | — |
| Storage Form Factor | M.2 2242 | M.2 2280 |
| Installed Storage Drives | 1 drives | 1 drives |
| Maximum Storage Drives | 2 drives | — |
| M.2 Storage Slots | 2 slots | — |
| Card Reader | — | Yes |
| Card Reader Formats | — | microSD |
| Display | ||
| Display Size | 15.6 inch | 15.6 inch |
| Display Resolution | 1920 x 1080 | 1920 x 1080 |
| Resolution Class | FHD | FHD |
| Display Technology | IPS LCD | IPS LCD |
| Panel Type | IPS | IPS |
| Refresh Rate | 144 Hz | — |
| Variable Refresh Rate | Yes | — |
| Display Brightness | 300 nits | — |
| sRGB Color Gamut | 100 % | 100 % |
| Contrast Ratio | 1000:1 | — |
| Aspect Ratio | 16:9 | 16:9 |
| Display Finish | Anti-glare | — |
| Adaptive Sync Technology | NVIDIA G-SYNC | — |
| Viewing Angle | 85° / 85° / 85° / 85° degree | — |
| Screen-to-Body Ratio | 88 % | — |
| Low Blue Light Certification | TÜV Rheinland Low Blue Light (software) | — |
| Camera & Biometrics | ||
| Webcam Resolution | 720p HD | HD |
| Camera Privacy Shutter | Yes | — |
| Fingerprint Reader | — | Yes |
| Camera Features | Fixed focus; electronic privacy shutter | — |
| Audio | ||
| Speaker Configuration | 2 x speakers | Stereo 2-speaker |
| Speaker Power | 2 x 2 W | 1 x 2 W |
| Audio Technology | Nahimic | DTS Headphone:X |
| Microphone Configuration | Dual microphone | — |
| Audio Jack | Yes | Yes |
| Keyboard & Input | ||
| Keyboard Type | 6-row multimedia keyboard with numeric keypad | — |
| Keyboard Backlight | Yes | Yes |
| Keyboard RGB Zones | — | — |
| Numeric Keypad | Yes | — |
| Key Travel | 1.5 mm | — |
| Touchpad Type | Precision TouchPad | — |
| Touchpad Dimensions | 120 x 75 mm | — |
| Touchpad Material | Mylar | — |
| Wireless & Networking | ||
| Wi-Fi Standard | Wi-Fi 6 | Wi-Fi 5 |
| Wi-Fi IEEE Standard | IEEE 802.11ax | 802.11ac |
| Wi-Fi Bands | 2.4 GHz, 5 GHz | 2.4 GHz, 5 GHz |
| Wi-Fi Spatial Streams | 2x2 | 2x2 |
| Bluetooth Version | 5.1 or above | Bluetooth 4.1 |
| Ethernet | Yes | Yes |
| Ethernet Speed | 1 Gbps | 10/100 via adapter |
| WWAN | No | No |
| SIM Slot | — | — |
| Ports & Expansion | ||
| USB Type-A Port Count | 3 ports | 3 ports |
| USB Type-A Specifications | USB 3.2 Gen 1 (5 Gbps) | USB 3.0 x 2, USB 2.0 x 1 |
| USB Type-C Port Count | 1 ports | 1 ports |
| USB Type-C Specifications | USB 3.2 Gen 2 (10 Gbps), DisplayPort 1.4, 140W Power Delivery | USB Type-C x 1 |
| USB4 Port Count | 0 ports | 0 ports |
| Thunderbolt Port Count | 0 ports | 0 ports |
| HDMI Port Count | 1 ports | 1 ports |
| HDMI Version | 2.1 | — |
| DisplayPort Output | DisplayPort 1.4 via USB-C | — |
| RJ-45 Port Count | 1 ports | 0 ports |
| 3.5 mm Audio Combo Port Count | 1 ports | 1 ports |
| SD Card Slot Count | 0 ports | 0 ports |
| microSD Card Slot Count | 0 ports | 1 ports |
| Smart Card Reader | No | No |
| Internal PCIe Slots | 2 x M.2 PCIe 4.0 x4 storage slots | — |
| Battery & Power | ||
| Battery Capacity | 60 Wh | 60.06 Wh |
| Battery Cells | 4 cells | 4 cells |
| Battery Chemistry | Li-ion | Lithium-ion polymer |
| Battery Life | 5.6 hours | 13.4 hours |
| Battery Life Test Method | Local 1080p video playback at 150 nits | MobileMark 2014 |
| Fast Charging | Yes | — |
| Fast Charge Level | 80 % | — |
| Fast Charge Time | 30 min | — |
| Power Adapter | 170 W | — |
| Power Connector | DC-in | DC-In |
| USB-C Charging | Yes | Yes |
| Maximum USB-C Charging Power | 140 W | — |
| Dimensions & Build | ||
| Width | 359.86 mm | 358.14 mm |
| Depth | 258.7 mm | 228.6 mm |
| Thickness | 23.9 mm | 15.24 mm |
| Weight | 2.38 kg | 1.09 kg |
| Chassis Material | PC-ABS | Metal alloy, Nano Carbon, Magnesium |
| Lid Material | PC-ABS | — |
| Base Material | PC-ABS | — |
| MIL-STD Testing | MIL-STD-810H | MIL-STD-810G |
| Security & Manageability | ||
| TPM | Firmware TPM 2.0 | Firmware TPM (Intel PTT) |
| BIOS / UEFI Password Support | Yes | Yes |
| Drive Password Support | Yes | Yes |
| Smart Card Support | No | No |
| BIOS Recovery / Self-Healing | Self-healing BIOS | — |
| Certifications & Sustainability | ||
| RoHS Compliance | Yes | — |
| Environment & Warranty | ||
| Operating Temperature | 5–35 °C | — |
| Operating Humidity | 8–95 % RH | — |
| Storage Temperature | 5–43 °C | — |
| Warranty | 1 years | 1 years |
| Warranty Type | Courier or Carry-in | Parts and labor |
Summary: Which Product Should You Choose?
Choose Gram 15Z975 if you need:
- Processor Model at Intel Core i7 8550U 1.8GHz (vs Intel Core i5-13450HX)
- GPU Model at Intel UHD Graphics 620 (vs NVIDIA GeForce RTX 4050 Laptop GPU)
- Installed Memory at 16 GB (vs 12 GB)
What is the difference between LOQ 15 and Gram 15Z975?
LOQ 15 and Gram 15Z975 share specifications such as Storage Capacity (512 GB), Display Size (15.6 inch), Display Resolution (1920 x 1080), Form Factor (Clamshell).
The main differences: Processor Model (LOQ 15: Intel Core i5-13450HX, Gram 15Z975: Intel Core i7 8550U 1.8GHz); GPU Model (LOQ 15: NVIDIA GeForce RTX 4050 Laptop GPU, Gram 15Z975: Intel UHD Graphics 620); Installed Memory (LOQ 15: 12 GB, Gram 15Z975: 16 GB).
LOQ 15 may suit users who need its differing values, while Gram 15Z975 benefits those who need its paired strengths. Review the specs table above before deciding.