Lenovo Legion 5i Gen 10 (15IAX10, 83F00012CF): 83F00012CF: Intel Core Ultra 7 255HX, GeForce RTX 5050 Laptop GPU 8 GB (115 W), 1 × 16 GB DDR5-5600, 1 TB SSD, 15.1-inch 2560 × 1600 OLED 165 Hz, Eclipse Black, French/English keyboard. 15IAX10 configurations with the RTX 5060/5070 and the Legion 5i 15IRX10 with Core i7-13650HX/14700HX are separate models.
ASUS ROG Strix SCAR 18 (2024) G834JYR: G834JYR-R6125X: Intel Core i9-14900HX, GeForce RTX 4090 Laptop GPU 16 GB (175 W = 150 W + 25 W Dynamic Boost), 18-inch 2.5K 240 Hz Mini LED display, 2 × 32 GB DDR5-5600, 2 TB + 2 TB SSD (RAID 0), Windows 11 Pro. The RTX 4080 G834JZR, the 2023 SCAR 18 (G834JY) and the 2025 SCAR 18 (G835L) are separate models; memory and SSD capacity depend on the retail SKU.
| Specification | Lenovo Legion 5i Gen 10 (15IAX10, 83F00012CF) | ASUS ROG Strix SCAR 18 (2024) G834JYR |
|---|---|---|
| Release year | 2025 | 2024 |
| Processor | Intel Core Ultra 7 255HX; 20 cores (8 performance + 12 efficiency), 20 threads, up to 5.2 GHz, 30 MB Intel Smart Cache Lenovo | Intel Core i9-14900HX: 24 cores (8 P + 16 E), 32 threads, 2.2 GHz, up to 5.8 GHz, 36 MB cache ASUS |
| Graphics | NVIDIA GeForce RTX 5050 Laptop GPU, 8 GB GDDR7; 2662 MHz boost, 115 W TGP, 440 AI TOPS Lenovo | NVIDIA GeForce RTX 4090 Laptop GPU, 16 GB GDDR6; 2090 MHz ROG Boost at 175 W (2040 MHz boost + 50 MHz OC; 150 W + 25 W Dynamic Boost) ASUS |
| Display | 15.1-inch WQXGA (2560 × 1600) OLED; 165 Hz, 500 nits typical / 1000 nits peak, 100% DCI-P3, glossy surface, DisplayHDR True Black 600, Dolby Vision Lenovo | 18-inch ROG Nebula HDR, 2560 × 1600 (16:10) Mini LED; 240 Hz, 3 ms; 100% DCI-P3; anti-glare; G-Sync; Pantone Validated ASUS |
| Memory | 16 GB (1 × 16 GB) DDR5-5600 SO-DIMM; 2 slots, dual-channel capable Lenovo | 2 × 32 GB DDR5-5600 SO-DIMM (64 GB), dual channel; up to 64 GB ASUS |
| Storage | 1 TB M.2 2242 PCIe 4.0 x4 NVMe SSD; 2 × M.2 2280 PCIe 4.0 x4 slots Lenovo | 2 TB + 2 TB PCIe 4.0 NVMe M.2 SSD (RAID 0); two M.2 PCIe slots (both used) ASUS |
| Ports | 1 × Thunderbolt 4 / USB4 40 Gbps USB-C (DisplayPort 2.1), 1 × USB-C 10 Gbps (USB PD 95–100 W, DisplayPort 2.1), 3 × USB-A 5 Gbps (one always on), 1 × HDMI 2.1 (up to 8K 60 Hz), 1 × RJ-45 gigabit Ethernet, 3.5 mm headset jack, slim-tip power input Lenovo | 1 × Thunderbolt 4 (40 Gbit/s, DisplayPort / G-SYNC), 1 × USB 3.2 Gen 2 Type-C (10 Gbit/s, DisplayPort / power delivery / G-SYNC), 2 × USB 3.2 Gen 2 Type-A (10 Gbit/s), 1 × HDMI 2.1 FRL, 1 × 2.5G LAN, 3.5 mm audio ASUS |
| Wireless | Wi-Fi 7 (802.11be) 2 × 2, Bluetooth 5.4 Lenovo | Wi-Fi 6E (802.11ax) triple band 2×2, Bluetooth 5.2 ASUS |
| Battery and power | 80 Wh lithium-ion; 245 W slim-tip adapter, Super Rapid Charge Lenovo | 90 Wh, 4-cell lithium-ion; 330 W AC adapter (20 V, 16.5 A, ø6.0 mm) and 100 W USB-C adapter ASUS |
| Keyboard and touchpad | 24-zone RGB backlit keyboard (French/English); 75 × 120 mm buttonless Mylar-surface touchpad Lenovo | — |
| Audio, camera and security | 2 × 2 W HARMAN speakers, Nahimic Audio; 5 MP camera with e-shutter; firmware TPM 2.0 Lenovo | — |
| Chassis | Eclipse Black; aluminium lid (sandblasted anodised), PC-ABS plastic bottom Lenovo | — |
| Operating system | Windows 11 Home (French/English) Lenovo | Windows 11 Pro ASUS |
| Size and weight | 344.9 × 255.35 × 19.95–21.54 mm; from 1.9 kg Lenovo | 39.9 × 29.4 × 2.31–3.08 cm; 3.10 kg ASUS |
| Certifications and warranty | ENERGY STAR 9.0, EPEAT Gold; 1-year courier or carry-in warranty on the Canadian model Lenovo | — |
| Graphics switching | — | MUX Switch + NVIDIA Advanced Optimus ASUS |
| Keyboard and lighting | — | Per-key RGB backlit chiclet keyboard; Aura Sync rear glow, logo and light bar ASUS |
| Audio and camera | — | 4 speakers with Smart Amp, Dolby Atmos, Hi-Res certification for headphones, AI noise cancelling, array microphone; 720p HD camera ASUS |
| Security | — | Firmware TPM, BIOS administrator and user password ASUS |