Bitmain Antminer S21+ (216Th)
Bitmain Antminer S21+ is an air-cooled SHA-256 miner for BTC, BCH and BSV, released in February 2025. This 216 TH/s version uses 3564 W at an efficiency of 16.5 J/TH.
Daily profit$5.10
Income / day$8.21at today's BTC price and difficulty
Electricity / day−$3.1185.5 kWh a day · $0.0364/kWh
Income vs electricity · Mines BTC
Where to buy 11
| Seller | Ships from | Availability | ROI | Price | |
|---|---|---|---|---|---|
 LeedMiner
✓ Verified seller
|
China | In stock | 238 days | $1,210 | $1,210View offer → |
 Yesmining
✓ Verified seller
|
China | In stock | 259 days | $1,318 | $1,318View offer → |
 HSASICMINER
|
China | In stock | 272 days | $1,382 | $1,382View offer → |
 X-ON Mining
|
China | In stock | 295 days | $1,500 | $1,500View offer → |
OneMiners
✓ Verified seller
|
United States | In stock | 314 days | $1,599 | $1,599View offer → |
 BitMars
|
China | In stock | 316 days | $1,606 | $1,606View offer → |
 Cryptoware
✓ Verified seller
|
United Kingdom | In stock | 346 days | $1,759 | $1,759View offer → |
 MiningEquipment
|
Spain | In stock | 369 days | $1,880 1,679 EUR |
$1,880View offer → |
 NexMine
|
Germany | In stock | 377 days | $1,919 1,711 EUR |
$1,919View offer → |
 DCE Miner
✓ Verified seller
|
China | In stock | 594 days | $3,024 | $3,024View offer → |
 BitHash
|
United Arab Emirates | In stock | 785 days | $4,000 | $4,000View offer → |
Profit
| Income | Electricity | Profit | |
|---|---|---|---|
| Day | $8.21 | −$3.11 | $5.10 |
| Week | $57.48 | −$21.79 | $35.68 |
| Month | $246.34 | −$93.41 | $152.93 |
| Year | $2,997 | −$1,136 | $1,861 |
Price history
━ Average price ━ Lowest price
Specifications
ManufacturerBitmain
ModelBitmain Antminer S21+ (216Th)
ReleaseFeb 2025
AlgorithmSHA-256
Hashrate216 TH/s
Power3,564 W
Efficiency16.5 J/TH
Noise75 dB
Size400 × 195 × 290 mm
InterfaceEthernet
Temperature10–40 °C
Humidity10–90 %
About this miner
The Bitmain Antminer S21+ (216Th) is an ASIC miner by Bitmain for the SHA-256 algorithm, rated at 216 TH/s on 3,564 W. It came out in February 2025. At 16.5 J/TH it is 38% more efficient than the median SHA-256 miner we track (26.4 J/TH). At $0.036/kWh it ranks #76 of 247 SHA-256 miners by daily profit, earning about $5.10 a day mining BTC. The best price on MinerPrices is $1,210. At today's rates it would pay for itself in about 238 days. At 75 dB it belongs in a dedicated mining site or hosting facility.
BCH
BSV
BTC
FB
NMC
PPC
QUAI
XECSimilar miners
| Model | Hashrate | Power | Profit |
|---|---|---|---|
 MicroBT WhatsMiner M60S++ | 226 TH/s | 3,600 W | $5.45 |
 Bitmain Antminer S21+ (225Th) | 225 TH/s | 3,712 W | $5.31 |
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 Canaan Avalon A15Pro-218T | 218 TH/s | 3,662 W | $5.09 |
| MicroBT WhatsMiner M60S+ | 212 TH/s | 3,600 W | $4.91 |
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