Mini PCs · Head to head

Asus Chromebox 5a (Celeron 4GB + 128GB) vs GMKtec NucBox G3S (8GB + 256GB)

Full Mini PCs comparison in 2026

Updated August 2026
Data from Amazon and official Asus and GMKtec sites.
2026 verdict
GMKtec NucBox G3S (8GB + 256GB) has the better all-around case than Asus Chromebox 5a (Celeron 4GB + 128GB) in 2026, starting with price, memory capacity, and storage capacity. Its clearest strengths are price, memory capacity, and storage capacity, and it still looks stronger on its broader overall balance. Asus Chromebox 5a (Celeron 4GB + 128GB) remains a niche alternative if rating matters more than the rest of the comparison. In practical terms, GMKtec NucBox G3S (8GB + 256GB) is the easier product to recommend.
vs
FeatureAsus Chromebox 5a (Celeron 4GB + 128GB)GMKtec NucBox G3S (8GB + 256GB)Winner
Price$402.99$249.99GMKtec NucBox G3S (8GB + 256GB)
Rating4.44.3Asus Chromebox 5a (Celeron 4GB + 128GB)
Memory Capacity4 GB8 GBGMKtec NucBox G3S (8GB + 256GB)
Storage Capacity128 GB256 GBGMKtec NucBox G3S (8GB + 256GB)
CPU ModelIntel Celeron 7305Intel Processor N95Different strengths
GPU ModelIntel UHD GraphicsIntel UHD Graphics (up to 1200 MHz)Different strengths
Memory ConfigurationSingle-channelSingle-channelTie
Memory TypeDDR4DDR4Tie

Frequently Asked Questions

Which is better overall: Asus Chromebox 5a (Celeron 4GB + 128GB) or GMKtec NucBox G3S (8GB + 256GB)?

GMKtec NucBox G3S (8GB + 256GB) has the stronger overall profile in this comparison, especially for price, memory capacity, and storage capacity.

What is the biggest difference between Asus Chromebox 5a (Celeron 4GB + 128GB) and GMKtec NucBox G3S (8GB + 256GB)?

Price is one of the clearest differences: Asus Chromebox 5a (Celeron 4GB + 128GB) lists $402.99, while GMKtec NucBox G3S (8GB + 256GB) lists $249.99.

Which one looks better on price?

Asus Chromebox 5a (Celeron 4GB + 128GB) is listed at $402.99, while GMKtec NucBox G3S (8GB + 256GB) is listed at $249.99. GMKtec NucBox G3S (8GB + 256GB) (better spec).

Who should buy Asus Chromebox 5a (Celeron 4GB + 128GB)?

Choose Asus Chromebox 5a (Celeron 4GB + 128GB) if your priority is rating and that matters more than price.

Who should buy GMKtec NucBox G3S (8GB + 256GB)?

Choose GMKtec NucBox G3S (8GB + 256GB) if your priority is price and memory capacity and that matters more than rating.

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