GMKtec NucBox G3 Pro (16GB + 512GB) vs GMKtec NucBox G3S (8GB + 256GB) comparison

Data from Amazon and official GMKtec site.

2026 verdict

Between GMKtec NucBox G3 Pro (16GB + 512GB) and GMKtec NucBox G3S (8GB + 256GB), GMKtec NucBox G3 Pro (16GB + 512GB) is the better overall pick in 2026, leading on rating, memory capacity, and storage capacity. It has the clearer edge on rating, memory capacity, and storage capacity, and it stays ahead on its broader overall balance. GMKtec NucBox G3S (8GB + 256GB) remains a niche alternative if price and GPU model matter more than the rest of the comparison. For the average buyer, GMKtec NucBox G3 Pro (16GB + 512GB) is the safer choice.

Winner

GMKtec

GMKtec NucBox G3 Pro (16GB + 512GB)

28% OFF

$329.99

$459.99

Buy on Amazon USA

GMKtec

GMKtec NucBox G3S (8GB + 256GB)

29% OFF

$249.99

$349.99

Buy on Amazon USA

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Feature	GMKtec NucBox G3 Pro (16GB + 512GB)	GMKtec NucBox G3S (8GB + 256GB)	Winner
Price	$329.99	$249.99	GMKtec NucBox G3S (8GB + 256GB)
Rating	4.4	4.3	GMKtec NucBox G3 Pro (16GB + 512GB)
Memory Capacity	16 GB	8 GB	GMKtec NucBox G3 Pro (16GB + 512GB)
GPU Model	Intel UHD Graphics (up to 1000 MHz)	Intel UHD Graphics (up to 1200 MHz)	GMKtec NucBox G3S (8GB + 256GB)
Storage Capacity	512 GB	256 GB	GMKtec NucBox G3 Pro (16GB + 512GB)
CPU Model	Intel Core i3-10110U	Intel Processor N95	Different strengths
Memory Configuration	Dual-channel	Single-channel	Different strengths
Warranty	1 year	1 year	Tie
Memory Type	DDR4	DDR4	Tie

Winner

GMKtec

GMKtec NucBox G3 Pro (16GB + 512GB)

28% OFF

$329.99

$459.99

Buy on Amazon USA

+ Rating: 4.4
+ Memory Capacity: 16 GB
+ Storage Capacity: 512 GB
- Price: $329.99 vs $249.99
- GPU Model: Intel UHD Graphics (up to 1000 MHz) vs Intel UHD Graphics (up to 1200 MHz)

GMKtec

GMKtec NucBox G3S (8GB + 256GB)

29% OFF

$249.99

$349.99

Buy on Amazon USA

+ Price: $249.99
+ GPU Model: Intel UHD Graphics (up to 1200 MHz)
- Rating: 4.3 vs 4.4
- Memory Capacity: 8 GB vs 16 GB

Frequently Asked Questions

Which is better overall: GMKtec NucBox G3 Pro (16GB + 512GB) or GMKtec NucBox G3S (8GB + 256GB)?

GMKtec NucBox G3 Pro (16GB + 512GB) has the stronger overall profile in this comparison, especially for rating, memory capacity, and storage capacity.

What is the biggest difference between GMKtec NucBox G3 Pro (16GB + 512GB) and GMKtec NucBox G3S (8GB + 256GB)?

Price is one of the clearest differences: GMKtec NucBox G3 Pro (16GB + 512GB) lists $329.99, while GMKtec NucBox G3S (8GB + 256GB) lists $249.99.

Which one looks better on price?

GMKtec NucBox G3 Pro (16GB + 512GB) is listed at $329.99, while GMKtec NucBox G3S (8GB + 256GB) is listed at $249.99. GMKtec NucBox G3S (8GB + 256GB) (better spec).

Who should buy GMKtec NucBox G3 Pro (16GB + 512GB)?

Choose GMKtec NucBox G3 Pro (16GB + 512GB) if your priority is rating and memory capacity 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 GPU model and that matters more than rating.

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