Antminer S21 XP profitability & price LIVE
Bitmain SHA-256 miner for BTC. Currently $2.34/day net at $0.072/kWh.
About the Antminer S21 XP
The Antminer S21 XP is a industrial-grade SHA-256 ASIC miner from Bitmain, delivering 270 TH/s for 3,645 W of power draw — an efficiency of 13.5 J/TH.
Released in Sep 2024, it targets the BTC market: at today's network conditions (August 07, 2026) it produces about $8.64/day in BTC revenue, or $2.34/day net of electricity at $0.072/kWh, and stays in the green down to a break-even rate of $0.099/kWh. Street price is around $2,882 — request a quote below for live stock and delivery times.
Profitability vs electricity cost
| Rate ($/kWh) | Cost/day | Revenue/day | Net profit/day | |
|---|---|---|---|---|
| $0.02 | $1.75 | $8.64 | +$6.89 | |
| $0.04 | $3.50 | $8.64 | +$5.14 | |
| $0.06 | $5.25 | $8.64 | +$3.39 | |
| $0.08 | $7.00 | $8.64 | +$1.64 | |
| $0.10 | $8.75 | $8.64 | -$0.11 | |
| $0.12 | $10.50 | $8.64 | -$1.86 | |
| $0.14 | $12.25 | $8.64 | -$3.61 | |
| $0.16 | $14.00 | $8.64 | -$5.36 | |
| $0.18 | $15.75 | $8.64 | -$7.11 | |
| $0.20 | $17.50 | $8.64 | -$8.86 |
Break-even electricity price
The Antminer S21 XP currently earns $2.34/day net at $0.072/kWh (August 07, 2026 snapshot). It stays profitable as long as your electricity costs less than $0.099/kWh — its break-even rate. Difficulty increases and coin-price moves will shift this number — recheck before ordering.
FAQ — Antminer S21 XP
Is the Antminer S21 XP profitable?
At $0.072/kWh the Antminer S21 XP earns about $8.64/day in revenue and $2.34/day in net profit. Its break-even electricity price is $0.099/kWh — above that rate it mines at a loss.
What electricity rate does the Antminer S21 XP need?
The Antminer S21 XP breaks even at $0.099/kWh at current network conditions — below that rate it earns $2.34/day net at $0.072/kWh. Miners with access to industrial power ($0.04–0.07/kWh) have the healthiest margins.
What does the Antminer S21 XP mine?
The Antminer S21 XP is a SHA-256 miner. It mines BTC.