As Bitcoin mining becomes increasingly competitive, choosing the right hardware can significantly impact your profitability. In this article, we compare three of the most powerful and widely used ASIC miners on the market in 2025: the Antminer S19k Pro, Antminer S19 Pro, and Whatsminer M30S++.
Technical Specifications
| Model | Hashrate (TH/s) | Power Consumption (W) | Efficiency (J/TH) |
|---|---|---|---|
| Antminer S19k Pro | 120 | 2760 | 23 |
| Antminer S19 Pro | 110 | 3250 | 29.5 |
| Whatsminer M30S++ | 112 | 3472 | 31 |
Winner: S19k Pro
With the highest hashrate and best energy efficiency, the S19k Pro stands out as the top performer. It offers a strong balance of power and sustainability, ideal for miners who want long-term profitability.
Source: BitmernMining.com – S19k Pro
Operating Environment
Model Temperature Range (°C) Humidity Range (%) Antminer S19k Pro 0 – 40 10 – 90 Antminer S19 Pro 0 – 40 10 – 90 Whatsminer M30S++ 5 – 45 5 – 90 All three machines operate reliably in diverse climates, though the Whatsminer M30S++ allows a slightly wider temperature range.
Dimensions & Weight
Model Dimensions (mm) Weight (kg) Antminer S19k Pro 400 x 195 x 290 14.5 Antminer S19 Pro 400 x 195.5 x 290 14.6 Whatsminer M30S++ 125 x 225 x 425 12.8 The Whatsminer M30S++ is more compact and lightweight—an advantage for setups with space constraints.
Operating Features
- Antminer S19k Pro & S19 Pro: Equipped with Secure Boot and disabled Root Authority to protect against malicious software and unauthorized access.
- Whatsminer M30S++: Powered by Samsung’s 8nm ASIC technology, delivering stable performance and long-term reliability.
Cost & Availability
The prices of these miners vary depending on the supplier and availability. It’s important to check official websites and authorized resellers for the most up-to-date information.
Conclusion
- Antminer S19k Pro: Ideal for those who seek high performance with low energy consumption.
- Antminer S19 Pro: A reliable option that delivers solid performance and stability.
- Whatsminer M30S++: Offers strong hashrate with a compact form factor, making it suitable for space-limited installations.
Choosing the right miner depends on your individual needs and goals. Consider technical specifications, operating environment, and budget before making your final decision.