Antminer S21+
- Brand Bitmain
- Hashrate 216-235 Th
- Algorithm SHA-256
- Efficiency 16.5 j/Th
- Release date June 2025
- Cooling Air
Calculation for 235Th
≈ 779.54 ₽
- Power 3877.5 W
- Ads count 57
- The best price 108400 RUB
SealMiner A3 Air
- Brand Bitdeer
- Hashrate 260Th
- Algorithm SHA-256
- Efficiency 14 j/Th
- Release date September 2025
- Cooling Air
Calculation for 260Th
≈ 862.46 ₽
- Power 3640 W
Conclusion
Today in the battle we have Antminer S21+ from Bitmain against competitor Bitdeer's SealMiner A3 Air. Both devices operate on SHA-256, mining Bitcoin Cash, Bitcoin, Fractal Bitcoin, BitcoinSV, Terracoin, Namecoin. The main profit focus is currently on Bitcoin Cash. The Antminer S21+ device from Bitmain is available in a wide range of powers. Versions from 216Th to 235Th are available. Bitdeer SealMiner A3 Air is released in a single version with 260Th. The difference in computing power is 9.62%, but the final advantage can only be shown by the energy efficiency of the equipment. Model Antminer S21+ has 16.5 j/Th, while SealMiner A3 Air has 14 j/Th. Model Antminer S21+ 235Th has a power consumption of 3877.5 Watts, while SealMiner A3 Air 260Th consumes 3640 Watts. Both miners use air cooling, which requires good room ventilation. 57 ads found for Bitmain Antminer S21+. The current cost for 216Th power is from 98300 RUB. Both new and used devices are available. Currently, there are no Bitdeer SealMiner A3 Air offers on the platform. If you are interested in this model, you can contact us or one of the verified companies listed on our platform.
Offers
Trust Factor
TCS mining company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
Crypto One company has a high trust level- Condition New
- Availability In stock
Trust Factor
Global Mining company has a medium trust level- Condition New
- Availability Preorder
- Waiting (days) 7
Trust Factor
IBMM Technology company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
Intelion Data Systems company has a medium trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
GIS mining company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
Global Mining company has a medium trust level- Condition New
- Availability Preorder
- Waiting (days) 7
Trust Factor
IBMM Technology company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 15
Trust Factor
Mining Depot company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
TCS mining company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
Intelion Data Systems company has a medium trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
Global Mining company has a medium trust level- Condition New
- Availability Preorder
- Waiting (days) 7
Trust Factor
MinerGroup company has a medium trust level- Condition Used
- Availability Preorder
- Waiting (days) 8
- Warranty (months) 0
Trust Factor
IBMM Technology company has a high trust level- Condition New
- Availability In stock
Trust Factor
Mining Depot company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
GIS mining company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
IBMM Technology company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
MinerGroup company has a medium trust level- Condition New
- Availability Preorder
- Waiting (days) 8
Trust Factor
Майнинг Кластер company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
Crypto One company has a high trust level- Condition New
- Availability In stock
Trust Factor
TCS mining company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
GIS mining company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
CapMiner company has a low trust level- Condition Used
- Availability In stock
- Warranty (months) 0
Trust Factor
MinerGroup company has a medium trust level- Condition New
- Availability In stock
Trust Factor
Mining Depot company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
CapMiner company has a low trust level- Condition Used
- Availability In stock
- Warranty (months) 0
Trust Factor
MinerGroup company has a medium trust level- Condition Used
- Availability In stock
- Warranty (months) 0
Trust Factor
CapMiner company has a low trust level- Condition New
- Availability In stock
Trust Factor
GIS mining company has a high trust level- Condition New
- Availability In stock
Trust Factor
Intelion Data Systems company has a medium trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
Майнинг Кластер company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
Майнинг Кластер company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
