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
≈ 790.09 ₽
- Power 3877.5 W
- Ads count 57
- The best price 108400 RUB
Antminer Z15k
- Brand Bitmain
- Hashrate 525-565 kSol
- Algorithm Equihash
- Efficiency 4.73 j/kSol
- Release date August 2026
- Cooling Air
Calculation for 565kSol
≈ 2,633.52 ₽
- Power 2672.45 W
- Ads count 5
- The best price 9700 USDT
Conclusion
We are comparing two devices from Bitmain — models Antminer S21+ (June 2025) and Antminer Z15k (August 2026). Different algorithms (SHA-256 vs Equihash) mean different strategies: Antminer S21+ mines Bitcoin, Fractal Bitcoin, while Antminer Z15k is focused on Zcash. The Antminer S21+ device from Bitmain is available in a wide range of powers. Versions from 216Th to 235Th are available. Bitmain Antminer Z15k has several versions, with hashrate starting from 525kSol and going up to 565kSol. Model Antminer S21+ 235Th has a power consumption of 3877.5 Watts, while Antminer Z15k 565kSol consumes 2672.45 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. Our platform has 5 offers of Bitmain Antminer Z15k from different companies, available both in stock and on order. The best price for the 525kSol version is currently 5870 USDT.
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
GIS mining 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
IBMM Technology company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
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
IBMM Technology 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 In stock
Trust Factor
Майнинг Кластер company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
CapMiner company has a medium trust level- Condition Used
- Availability In stock
- Warranty (months) 0
Trust Factor
Global Mining company has a medium trust level- Condition New
- Availability Preorder
- Waiting (days) 7
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
GIS mining company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
Mining Depot company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
Trust Factor
MinerGroup company has a medium trust level- Condition Used
- Availability In stock
- Warranty (months) 0
Trust Factor
GIS mining 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
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
Intelion Data Systems company has a medium 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
CapMiner company has a medium trust level- Condition Used
- Availability In stock
- Warranty (months) 0
Trust Factor
Intelion Data Systems company has a medium 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
Mining Depot company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
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
Crypto One company has a high trust level- Condition New
- Availability In stock
Trust Factor
CapMiner company has a medium trust level- Condition New
- Availability In stock
Trust Factor
MinerGroup company has a medium trust level- Condition New
- Availability In stock
Trust Factor
Майнинг Кластер company has a high trust level- Condition New
- Availability Preorder
- Waiting (days) 30
