Antminer S21 XP
IN STOCK

Antminer S21 XP (270Th)

$3,132.00 - $3,402.00
Hashrate
270 TH/S
Power
3645 W
Daily Profit
$6.48
ROI
76%
1

Profitability Calculator

Estimate your mining returns based on current market conditions

$/kWh
3645W = 87.5 kWh/day
Daily Profit$6.48
Annual ROI76%
Break-even484 days
Yearly Profit$2,365.22
PeriodRevenueElectricity CostNet ProfitBTC Mined
Daily$10.42$3.94$6.480.000129 BTC
Weekly$72.92$27.56$45.360.000900 BTC
Monthly$312.50$118.10$194.400.0039 BTC
Yearly$3,802.08$1,436.86$2,365.220.0469 BTC

Historical Profitability

Daily profit trends for Bitcoin

Current Daily $6.53
30-Day Average$5.82
Best Day$17.13
Price Change (24h)-0.43%

Buying Options & Deployment Support

Shipping, payment, warranty, hosting, and bulk ordering — everything you need to know before you buy.

Global Shipping

Fast worldwide shipping to 70+ countries with tracked delivery in 7–14 business days. Express options available at checkout.

Lead Time & Stock

In-stock units ship within 1–3 business days. Back-ordered models ship within 2–4 weeks — confirm exact dates before you buy.

Secure Payment

Pay by crypto (BTC, USDT, ETH), wire transfer, or card. Large orders and corporate buyers get dedicated invoicing terms.

Warranty & Aftersales

Brand-new miners ship with the full manufacturer warranty (typically 12 months). LeedMiner coordinates RMA and technical support on your behalf.

Managed Hosting

Deploy in our partner data centers at $0.06–$0.08/kWh all-in. Avoid noise, cooling, and power-upgrade costs at home.

Bulk & Farm Orders

Wholesale pricing for 10+ units. Dedicated account manager, priority shipping, and customized deployment planning.

Need help planning your deployment?

Our team helps with hosting quotes, farm-scale sourcing, and end-to-end logistics — usually back to you within a few hours.

Mineable Coins

Cryptocurrencies you can mine with SHA-256

7 coins available
CoinAlgorithmDaily RevenueDaily ProfitDaily Reward
XEC
eCashXEC
SHA-256$10.99$7.061483760.73 XEC
FB
Fractal BitcoinFB
SHA-256$10.64$6.7123.01 FB
BTC
BitcoinBTC
SHA-256$10.42$6.480.000129 BTC
BCH
Bitcoin CashBCH
SHA-256$10.23$6.290.0220 BCH
DGB
DigiByteDGB
SHA-256$8.06$4.122082.13 DGB
PPC
PeercoinPPC
SHA-256$0.00-$3.9438.85 PPC
UNO
UnobtaniumUNO
SHA-256$0.00-$3.943.6475e-7 UNO

Mining Pools for BTC

0.0050.010.0515
FPPS4%
PPLNS2%
0.001
PPS+3%
0.001
PPS+4%
PPLNS2%

Which miner is better for you?

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Antminer S21 XP
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Current
270 TH/S3645 W13.5 J/Th $6.48484 days
$3,132.00 - $3,402.00
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Antminer S19 XP+ Hyd
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Whatsminer M72(262Th)
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Bitdeer Sealminer A2 Pro(260Th)
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Antminer S21 XP

Antminer S21 XP

Bitmain

Current Product
Hashrate

270 TH/S

Power

3645 W

Efficiency

13.5 J/Th

Daily Profit

$6.48

Antminer S19 XP+ Hyd

Antminer S19 XP+ Hyd

Bitmain

Hashrate

266 TH/S

Power

5054 W

Efficiency

19 J/Th

Daily Profit

$4.80

Whatsminer M72(262Th)

Whatsminer M72(262Th)

MicroBT

Hashrate

262 TH/S

Power

3799 W

Efficiency

14.5 J/Th

Daily Profit

$6.01

Whatsminer M70S+

Whatsminer M70S+

MicroBT

Hashrate

262 TH/S

Power

3275 W

Efficiency

12.5 J/Th

Daily Profit

$6.57

Bitdeer Sealminer A2 Pro(260Th)

Bitdeer Sealminer A2 Pro(260Th)

Bitdeer

Hashrate

260 TH/S

Power

3817 W

Efficiency

14.86 J/Th

Daily Profit

$5.91

Better Value Alternative: Antminer S19 XP+ Hyd

Shorter payback period by 339 days at lower price point

Check it out →

Technical Specifications

Performance
ManufacturerBitmain
ModelAntminer S21 XP (270Th)
Release DateMarch 2024
AlgorithmSHA-256
Hashrate270 TH/S
Power Consumption3645 W
Efficiency13.5 J/Th
Physical
Weight15.4 kg
Dimensions400x195x290(mm)
Noise Level75 dB
CoolingAir
Power Requirements
Power Interface2x C19, 20A minimum
Input Voltage220 - 277V
Frequency50/60 Hz
Recommended PSU4000W+
Environment
Operating Temperature0°C ~ 40°C
Storage Temperature-20°C ~ 70°C
Operating Humidity5 - 95 %
Altitude≤2000m

Detailed Overview

Model S21 XP from Bitmain mining SHA-256 algorithm with a maximum hashrate of 270TH/S for a power consumption of 3645W

Key Features

  • 13.5 J/Th efficiency
  • 270 TH/S hashrate
  • 3645 W power consumption
  • SHA-256 algorithm

Why choose Antminer S21 XP?

The Antminer S21 XP from Bitmain offers exceptional efficiency at 13.5 J/Th, making it one of the most profitable miners in its class. With a hashrate of 270 TH/S, power consumption of 3645 W, and support for SHA-256 algorithm, it delivers impressive returns. Backed by manufacturer warranty and our professional support team.

Frequently Asked Questions

Get answers to common questions about this miner

As of May 7, 2026, considering an electricity cost of 0.045/KWh, the Antminer S21 XP (270Th) has been calculated to generate:

• Daily Revenue: $10.526
• Daily Electricity Cost: $3.94
• Daily Net Profit: $6.59

Projected earnings:
• Monthly Net Profit: $197.68
• Yearly Net Profit: $2405.13