ASIC miner comparison

Antminer S23 Hydro 3U (1.16PH/s) vs Antminer S21 Pro (234TH/s)

Compare pricing, hashrate, power draw, efficiency, ROI, and estimated hosted profitability before choosing your next mining setup.

Antminer S23 Hydro 3U (1.16PH/s)
VS
Antminer S21 Pro (234TH/s)
Higher hashrate
S23
Better efficiency
S21
Estimated net daily
S23
Hosted power rate
$0.060/kWh

Option 1

Antminer S23 Hydro 3U (1.16PH/s)

50 available
Antminer S23 Hydro 3U (1.16PH/s)
Price
$29,493.00
ROI
47 mo
Hashrate
1.16 PH/s
Net daily
$20.80
Open product page

Option 2

Antminer S21 Pro (234TH/s)

50 available
Antminer S21 Pro (234TH/s)
Price
$1,713.44
ROI
24 mo
Hashrate
234 TH/s
Net daily
$2.35
Open product page

Antminer S21 Pro (234TH/s) leads this comparison

Antminer S21 Pro (234TH/s) comes out ahead on more buyer-facing signals here. Antminer S23 Hydro 3U (1.16PH/s) can still be the better fit when budget, availability, or a specific mining setup matters more.

S23
3
metric wins
S21
5
metric wins

Profit estimates use currently available product data and a hosted electricity rate of $0.060/kWh.

Technical comparison

Side-by-side mining, operating, and commercial specs.

FeatureAntminer S23 Hydro 3U (1.16PH/s)Antminer S21 Pro (234TH/s)Advantage
Brand
Antminer
Antminer
Contextual
Model
S23
S21
Contextual
Hashrate
1.16 PH/s
Best
234 TH/s
Antminer S23 Hydro 3U (1.16PH/s)
Power Consumption
11020W
3510W
Best
Antminer S21 Pro (234TH/s)
Efficiency
9500.00 J/PH
15.00 J/TH
Best
Antminer S21 Pro (234TH/s)
Daily energy use
264.5 kWh
84.2 kWh
Best
Antminer S21 Pro (234TH/s)
Net Daily Profit (Est.)
$20.80
Best
$2.35
Antminer S23 Hydro 3U (1.16PH/s)
Monthly Profit (Est.)
$624.04
Best
$70.37
Antminer S23 Hydro 3U (1.16PH/s)
Price
$29,493.00
$1,713.44
Best
Antminer S21 Pro (234TH/s)
Estimated ROI
47 mo
24 mo
Best
Antminer S21 Pro (234TH/s)
Cooling
HYDRO
AIR
Contextual
Dimensions
900 x 132 x 486 mm
400 x 290 x 195 mm
Contextual
Weight
60000 g
N/A
Contextual

Performance

Antminer S23 Hydro 3U (1.16PH/s) has the hashrate edge for raw output potential.

Efficiency

Antminer S21 Pro (234TH/s) is stronger when comparing joules per hash unit.

Buying decision

Check live stock, delivery schedule, and hosting capacity on the product page before placing an order.

Frequently asked questions

Which is more powerful: Antminer S23 Hydro 3U (1.16PH/s) or Antminer S21 Pro (234TH/s)?

Antminer S23 Hydro 3U (1.16PH/s) has a higher hashrate of 1.16 PH/s compared to Antminer S21 Pro (234TH/s)'s 234 TH/s.

Is Antminer S23 Hydro 3U (1.16PH/s) more efficient than Antminer S21 Pro (234TH/s)?

Antminer S21 Pro (234TH/s) is more energy efficient at 15.00 J/TH.

Which miner has the better estimated ROI?

Antminer S21 Pro (234TH/s) has the stronger estimated payback period at 24 mo, based on current product pricing and $0.060/kWh hosted electricity.

Every Day You Wait is Revenue You Lose

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