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Antminer S21 XP

Antminer S21 XP

Hashrate 270.0 TH/s Power 3,645 W Efficiency 13.5 J/TH
VS
Innosilicon T2 Turbo+ 32T

Innosilicon T2 Turbo+ 32T

Hashrate 32.0 TH/s Power 2,200 W Efficiency 68.8 J/TH

Antminer S21 XP vs Innosilicon T2 Turbo+ 32T

Side-by-side specs, profitability, and home mining comparison.

Specifications Comparison

Antminer S21 XP Specification Innosilicon T2 Turbo+ 32T
270.0 TH/s Hashrate 32.0 TH/s
3,645 W Power Consumption 2,200 W
13.5 J/TH Efficiency 68.8 J/TH
75 dB Noise Level
15.4 kg Weight 7,500.0 kg
12,437 BTU/hr BTU Output 7,506 BTU/hr
30/100 Home Mining Score 26/100
Release Year
SHA-256 Algorithm SHA-256
Bitmain Manufacturer Innosilicon

Profitability Comparison

$/kWh

Antminer S21 XP

Daily Revenue 0.00012813 BTC $10.15
Daily Electricity -$8.75
Daily Profit $1.40
Monthly $42.10
Yearly $512.16

Innosilicon T2 Turbo+ 32T

Daily Revenue 0.00001519 BTC $1.20
Daily Electricity -$5.28
Daily Profit -$4.08
Monthly -$122.31
Yearly -$1,488.07

Based on BTC price of $79,227 and current network difficulty as of May 15, 2026. Actual results vary.

Verdict

Weighing six performance factors, the Antminer S21 XP comes out ahead — it takes 5 of 6 (efficiency, hashrate, home mining score, noise level, price-performance). Where it pulls away hardest is 744% more hashrate (270.0 vs 32.0 TH/s). That said, the Innosilicon T2 Turbo+ 32T isn't beaten everywhere — it still wins power consumption. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.

Winner: Antminer S21 XP — wins on 5 of 6 factors

Spec Deltas

The Antminer S21 XP and Innosilicon T2 Turbo+ 32T diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":

  • Antminer S21 XP 744% more hashrate (270.0 vs 32.0 TH/s)
  • Innosilicon T2 Turbo+ 32T 40% better power draw (3,645 vs 2,200 W)
  • Antminer S21 XP 80% better efficiency (13.5 vs 68.8 J/TH)
  • Antminer S21 XP 100% better weight (15.4 vs 7,500.0 kg)
  • Antminer S21 XP 66% more heat output (12,437 vs 7,506 BTU/hr)
  • Antminer S21 XP 15% more home mining score (30.0 vs 26.0)

Cost & ROI Over Time

Sticker price versus what the miner actually earns back: the table below projects cumulative net profit at a $0.10/kWh electricity rate.

Antminer S21 XP Metric Innosilicon T2 Turbo+ 32T
$8,200 Upfront cost (MSRP) $1,266
$1.40 Daily net profit -$4.08
-$7,688 Net after 1 year -$2,754
-$7,176 Net after 2 years -$4,242
-$6,664 Net after 3 years -$5,730
Takes ~16.0 years to pay back at current rates Payback period Does not pay back at current rates (negative daily profit)

Projections assume continuous operation, a flat $0.10/kWh rate, and no hardware degradation, pool fees, or BTC price change. Real-world ROI varies.

Best For...

Best for Profitability

Antminer S21 XP

$5.48/day higher profit at current rates.

Best for Home Mining

Antminer S21 XP

Score: 30/100. 75 dB noise level.

Best for Efficiency

Antminer S21 XP

13.5 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Is the Antminer S21 XP or Innosilicon T2 Turbo+ 32T more profitable?

At the current BTC price and a $0.10/kWh electricity rate, the Antminer S21 XP is more profitable at $1.40/day compared to $-4.08/day for the Innosilicon T2 Turbo+ 32T. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.

Is the Antminer S21 XP or the Innosilicon T2 Turbo+ 32T better for noise-sensitive spaces?

The Antminer S21 XP is quieter at 75 dB compared to the Innosilicon T2 Turbo+ 32T at 0 dB. For home mining, lower noise levels make a significant difference in livability.

Which is better for home mining, the Antminer S21 XP or Innosilicon T2 Turbo+ 32T?

The Antminer S21 XP scores 30/100 on our Home Mining Score (vs 26/100 for the Innosilicon T2 Turbo+ 32T). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.

What is the efficiency difference between Antminer S21 XP and Innosilicon T2 Turbo+ 32T?

The Antminer S21 XP runs at 13.5 J/TH while the Innosilicon T2 Turbo+ 32T runs at 68.8 J/TH — a difference of 55.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 80% better efficiency (13.5 vs 68.8 J/TH).