Which is cheaper, Fly.io performance-1x · 8 GB or Fly.io performance-2x · 4 GB?

Fly.io performance-1x · 8 GB, at $61.02/mo against $62/mo, both excluding tax and read on 17 Sept 2026. Over a year that is $732.24 against $744, before anything either platform meters on top.

Which gives you more memory?

Fly.io performance-1x · 8 GB, and the per-gigabyte figures are $7.63/GB-mo against $15.50/GB-mo.

Does either one stop when the app is idle?

Fly.io performance-1x · 8 GB: always on. Fly.io performance-2x · 4 GB: always on.

What does the monthly price leave out?

Fly.io performance-1x · 8 GB: transfer none · metered per GB included and $0.02 per GB beyond it, builds not stated, disk none · volumes extra, members not charged. Fly.io performance-2x · 4 GB: transfer none · metered per GB included and $0.02 per GB beyond it, builds not stated, disk none · volumes extra, members not charged.

Fly.io performance-1x · 8 GB vs Fly.io performance-2x · 4 GB.

plan vs plan · prices as of 17 Sept 2026

Two plans from Fly.io's own catalogue, the nearest to each other on price. Fly.io performance-1x · 8 GB takes 3 of 4 rounds against Fly.io performance-2x · 4 GB. It is also the cheaper of the two, at $61.02/mo against $62/mo.

Fly.iowins 3 rounds

performance-1x · 8 GB

$61.02/mo

$732.24 a year · $7.63/GB-mo

8 GB RAM · always on

Fly.io ↗

Fly.io

performance-2x · 4 GB

$62/mo

$744 a year · $15.50/GB-mo

4 GB RAM · always on

Fly.io ↗

Monthly price (lower wins)

$61.02/mo

$62/mo

Price per GB of RAM (lower wins)

$7.63/GB-mo

$15.50/GB-mo

Memory

8 GB

4 GB

vCPU

Transfer included (more included is better)

none · metered per GB

Build minutes included (more included is better)

not stated

Stops when idle (staying on wins)

always on

Members covered (more members covered is better)

members not charged

What the invoice adds

A gigabyte of transfer$0.02 per GB vs $0.02 per GB
Transfer includednone vs none
Build minutes includednot stated vs not stated
A year at this price$732.24 vs $744

Fly.io then Fly.io, at the published rates; a rate nobody publishes is not a rate of zero

Go further

open in the compare tool →everything Fly.io charges

Add a third or fourth plan, or switch the weighting, in the tool.

Frequently asked

Which is cheaper, Fly.io performance-1x · 8 GB or Fly.io performance-2x · 4 GB?: Fly.io performance-1x · 8 GB, at $61.02/mo against $62/mo, both excluding tax and read on 17 Sept 2026. Over a year that is $732.24 against $744, before anything either platform meters on top.
Which gives you more memory?: Fly.io performance-1x · 8 GB, and the per-gigabyte figures are $7.63/GB-mo against $15.50/GB-mo.
Does either one stop when the app is idle?: Fly.io performance-1x · 8 GB: always on. Fly.io performance-2x · 4 GB: always on.
What does the monthly price leave out?: Fly.io performance-1x · 8 GB: transfer none · metered per GB included and $0.02 per GB beyond it, builds not stated, disk none · volumes extra, members not charged. Fly.io performance-2x · 4 GB: transfer none · metered per GB included and $0.02 per GB beyond it, builds not stated, disk none · volumes extra, members not charged.

Every price is one month in the provider's own currency converted to dollars, read 17 Sept 2026 from each provider's own page, excluding tax. Transfer, build minutes, disks and members are metered on top wherever a platform says so, and none of those rates is folded into the figures above. Bars are scaled to the larger value in each row.