ASUS · ROG Strix
ASUS ROG Strix G18 (2026)
Enthusiast gaming · 2026-03-17
The 18" sibling of the Strix G16, upgraded to a 1600-nit Mini LED panel for 2026. Same strong cooling and serviceability, same coil-whine caveat — a desktop-replacement for players who want screen real estate and HDR punch over portability.
Pros
- Full 175 W RTX 5080
- 1600-nit Mini LED, 240 Hz + G-SYNC
- Strong cooling (vapor chamber, Tri-Fan, liquid metal)
- Upgradeable RAM to 64 GB (tool-less Q-Latch)
Cons
- Coil whine reported on G18 line
- Heavy (3.5 kg), not portable
- Short gaming battery (~1–1.5 hrs)
- Some corner backlight bleed on Mini LED units
Also in
Configurations
RTX 5080 · Core Ultra 9 290HX Plus
Core Ultra 9 290HX Plus · GeForce RTX 5080 Laptop (16 GB) · up to 175 W
Display
- Size
- 18"
- Panel
- Mini LED
- Resolution
- 2560×1600 (WQXGA)
- Refresh rate
- 240
- Brightness
- 1600 nits peak
- HDR
- Dolby Vision
- Colour gamut
- 100% DCI-P3
- G-Sync / VRR
- G-SYNC + VRR
Memory & Upgradeability
- Installed RAM
- 32 GB (up to 64 GB)
- Type
- DDR5 SO-DIMM (6400 MT/s)
- Max RAM
- 64 GB
- Upgradeable
- Yes
- Soldered
- No
- SO-DIMM slots
- 2
- M.2 SSD slots
- 2
- Storage
- Tool-less Q-Latch (Gen 5 ready)
Thermals & Noise
- Vapor chamber
- Yes
- Fans
- 3
- Liquid metal
- Yes
- Throttling
- Minimal throttling reported.
Battery
- Capacity
- 90 Wh
- Gaming
- ~1–1.5 hrs
Connectivity & I/O
- Ethernet
- 2.5G LAN
- HDMI
- HDMI 2.1 FRL
- USB-A
- 3× USB 3.2 Gen 2 Type-A
- Thunderbolt
- 2× Thunderbolt 5 (DP 2.1, PD 3.1)
- Wi-Fi
- Wi-Fi 7
- Bluetooth
- BT 5.4
Build & Design
- Materials
- Plastic chassis
- Weight
- 3.5 kg
- Thickness
- 23.1–32.0 mm
- Keyboard
- Per-key RGB, Overstroke
- RGB
- Per-key (Aura Sync)
- Build quality
- Good
- Repairability
- High (tool-less Q-Latch)
- Upgradeability score
- 8/10
Reliability & common issues
- Coil whinemoderate
Historically confirmed on the G18 Strix across multiple threads; continues into 2026. Some users report resolution with a specific charger revision.
- Backlight bleedlow
Some Mini LED units show corner bleed; high peak brightness can mask it.
FAQ
What GPU does the ASUS ROG Strix G18 (2026) have?
It is offered with the RTX 5080 (NVIDIA GeForce RTX 50-series). 1 configuration is listed.
Is the RAM upgradeable on the ASUS ROG Strix G18 (2026)?
Yes — the RAM is user-upgradeable up to 64 GB across 2 SO-DIMM slots.
Sources & data quality
Compiled from manufacturer specs and independent reviews. Last verified 29 Jun 2026. Unknown values are left blank rather than guessed.
Recorded conflicts
- Weight: 3.5 kg per press release; product-page figure may vary by SKU.
