Asus ROG Strix G18 (2025) G815 vs Lenovo Legion 5i Gen 9 (2024)
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Compared 2 laptops: Asus ROG Strix G18 (2025) G815, vs Lenovo Legion 5i Gen 9 (2024). Below are specs, tests, pros and cons for each device
Versions
| Processor | n/a | - Intel Core i5 13450HX - Intel Core i7 13650HX - Intel Core i7 14650HX - Intel Core i7 14700HX - Intel Core i9 14900HX |
| Storage | - 1024 GB - 2048 GB - 4096 GB |
- 512 GB - 1024 GB - 2048 GB - 4096 GB |
| RAM | - 16 GB - 32 GB - 64 GB |
- 8 GB - 16 GB - 32 GB - 64 GB |
Review
System Performance
System and app performance
Gaming Performance
Graphics in popular 3D games
Display
Color accuracy, sharpness & brightness
Battery Life
Estimated real-world battery life
Connectivity
Ports, webcam, and interfaces
Case & Design
Appearance, materials, durability, comfort
Adjust each parameter’s importance to find the best match for you.
Tests & specs
Specs & test comparisonBody
| Weight | 3.42 kg | 2.3 kg |
| Pixel size | 399x298x23.5-32 mm | 359.7x262.3x19.7-25.2 mm |
| Area | 1189 cm² | 943 cm² |
| Screen-to-body ratio | 79 % | 78.7 % |
| Side bezels | 5.7 mm | 7.5 mm |
| Colors | Black | Gray |
| Material | - Middle: Plastic - Bottom: Plastic |
- Top: Aluminum - Middle: Plastic - Bottom: Plastic |
| Transformer | No | No |
| Opening angle | n/a | 180 ° |
| Cooling type | Active | Active |
| Vapor chamber | Yes | No |
| Liquid metal | Yes | No |
| Cooler count | 3 | 2 |
| Noise Level | n/a | 58.3 dB |
Display
| Diagonal | 18 in | 16 in |
| Type | IPS LCD | IPS LCD |
| Refresh rate | 240 Hz | 165 Hz |
| Pixel density | 168 ppi | 189 ppi |
| Aspect ratio | 16:10 | 16:10 |
| Resolution | 2560x1600 pixels | 2560x1600 pixels |
| HDR support | Yes, Dolby Vision | Yes, Dolby Vision |
| Sync Tech | G-Sync | G-Sync |
| Touchscreen | No | No |
| Coating | Matte | Matte |
| Light sensor | No | No |
| Contrast | n/a | 1200:1 |
| DCI-P3 gamut | 100 % | 72.8 % |
| sRGB gamut | n/a | 100 % |
| Adobe RGB gamut | n/a | 70.6 % |
| Response time | 3 ms | 3 ms |
Battery
| Capacity | 90 Wh | 80 Wh |
| Full Charge Time | n/a | 1:10 h |
| Battery Type | Li-ion | Li-Po |
| Removable | No | No |
| Fast Charging | Yes | Yes |
| USB PD | Yes, 100 W | Yes |
| Charge Port Location | Left | Left, Bottom |
| Charge Power | 280/380 W | 230 W |
| Charger weight | n/a | 898 g |
Processor
| Processor | Intel Core Ultra 9 275HX | Intel Core i5 13450HX |
| Base frequency | 2.7 GHz | 2.4 GHz |
| Turbo Frequency | 5.4 GHz | 4.6 GHz |
| Cores | 24 (8P + 16E) | 10 (6P + 4E) |
| Threads | 24 | 16 |
| L3 Cache | 36 MB | 20 MB |
| Integrated Graphics | Arc Graphics (4-Cores) | Intel UHD Graphics (16EU) |
| Process tech. | 3 nm | 10 nm |
GPU Model
| GPU Model | GeForce RTX 5070 Laptop 8GB | GeForce RTX 4050 Mobile 6GB |
| TGP | 175 W | 140 W |
| Nvidia Optimus | MUX | Yes, Advanced Optimus |
| Graphics Type | Discrete | Discrete |
| Process tech. | 4 nm | 5 nm |
| GPU Frequency | n/a | 2070 MHz |
| Boost GPU Frequency | n/a | 2370 MHz |
| FLOPS | 38.5 TFLOPS | 13.4 TFLOPS |
| Video Memory | 8 | 6 |
| Memory Type | GDDR7 | GDDR6 |
| Tire Width | 128 bit | 96 bit |
| Memory speed | 28 Gbit/s | 16 Gbit/s |
| Shader Units | 4608 | 2560 |
| TMUs | 144 | 80 |
| ROPs | 48 | 32 |
RAM
| RAM Size | 16 GB | 8 GB |
| Channels | 2x8 GB | 1x8 GB |
| Frequency | 5600 MHz | 5600 MHz |
| Type | DDR5 | DDR5 |
| Replaceable | Yes | Yes |
| Total Slots | 2 | 2 |
| Max RAM | 64 | 64 |
Storage
| Bus | PCI-E Gen 4.0 (4x) | PCI-E Gen 4.0 (4x) |
| Type | SSD (M2) | SSD (M2) |
| Channels | 1x1024 GB | 1x512 GB |
| Replaceable | Yes | Yes |
| Total Slots | 2 | 2 |
| NVMe | Yes | Yes |
| Storage Capacity | 1024 GB | 512 GB |
Sound
| Audio Chipset | n/a | Realtek ALC3287 |
| Audio Formats | 2.0 | 2.0 |
| Speaker Power | 2x2 W | 2x2 W |
| Dolby Atmos | Yes | No |
| Max Volume | n/a | 78.4 dB |
| Microphones | 2 | 2 |
Connectivity
| Wi-Fi version | v7 | v6E |
| Bluetooth version | 5.4 | 5.3 |
| Fingerprint sensor | No | No |
| IR sensor | Yes | No |
| CD drive | No | No |
| Webcam | Above Display | Above Display |
| Webcam Resolution | 1920x1080 | 1920x1080 |
| USB-A | 3x3.2 | 3x3.2 |
| USB-C | 2x4.0 | 2x3.2 |
| Thunderbolt | Thunderbolt 5 | No |
| HDMI | 1x2.1 | 1x2.1 |
| DisplayPort | No | No |
| VGA | No | No |
| 3.5 mm Audio Jack | Yes | Yes |
| Ethernet (RJ45) | Yes | Yes |
| Card Reader | No | Yes |
| Charging Port | Yes | Yes |
Keyboard & Touchpad
| Key Type | Island Layout | Island Layout |
| Numeric Keypad | Yes | Yes |
| Backlight | Yes | Yes |
| Key Travel | n/a | 1.5 mm |
| Size | n/a | 12.0x7.5 cm |
| Surface | n/a | Glass |
| Windows Precision | Yes | Yes |
Note
Asus ROG Strix G18 (2025) G815:
The laptop is equipped with DDR5 RAM at 5600 MHz but supports an upgrade to DDR5 6400 MHz","The G815LP-IS96 model features a single Thunderbolt 4 and USB 3.2 port, while others have two Thunderbolt 5.0 and USB 4.0 ports.
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Attention!
Ports, display type, speakers, and specs may differ by model or country.
Results
After analyzing the data, we consider Asus ROG Strix G18 (2025) G815 the clear winner in this comparison.
Survey
Total Votes: 0
