AWS vs Vast.ai

Side-by-side cloud GPU comparison. 3 GPUs available on both. AWS starts at $0.123/hr, Vast.ai starts at $0.007/hr.

Last updated April 19, 2026 · Data refreshed every 6 hours
AWS cheapest
$0.123/hr
Vast.ai cheapest
$0.007/hr
AWS GPU models
8
Vast.ai GPU models
18
AWS instances
661
Vast.ai instances
128

Side-by-Side Comparison

Metric AWS Vast.ai
Instances tracked 661 128
Distinct GPU models 8 18
Lowest price/hr $0.123 $0.007
Median price/hr $2.45 $0.475
Average price/hr $6.15 $1.35
Highest price/hr $92.47 $14.55
Spot instances 270 64
Regions 19 17
Shared GPU models 3 3

Cheapest Shared GPU Models — Head to Head

GPU Model AWS Vast.ai Cheaper
V100 $0.306 $0.014 Vast.ai
H100 $1.94 $1.47 Vast.ai
A100 $2.75 $0.080 Vast.ai

Vast.ai is cheaper on 3 of 3 shared GPUs.

Verdict

Pick AWS if you want more instance options — they offer 8 GPU models across 19 regions starting at $0.123/hr.

Pick Vast.ai if you want a wider GPU selection — they offer 18 GPU models across 17 regions starting at $0.007/hr.

Live Provider Pricing