Bitmain Antminer S17 (53Th) vs MicroBT Whatsminer M21S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S17 (53Th) | Specification | MicroBT Whatsminer M21S |
|---|---|---|
| 53.0 TH/s | Hashrate | 56.0 TH/s |
| 2,385 W | Power Consumption | 3,360 W |
| 45.0 J/TH | Efficiency | 60.0 J/TH |
| — | Noise Level | — |
| 9,500.0 kg | Weight | 12,500.0 kg |
| 8,138 BTU/hr | BTU Output | 11,464 BTU/hr |
| 26/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Bitmain Antminer S17 (53Th)
MicroBT Whatsminer M21S
Based on BTC price of $79,071 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Bitmain Antminer S17 (53Th), which leads on 4 of 5 weighted factors (efficiency, power consumption, home mining score, price-performance). Its biggest concrete edge: 29% better power draw (2,385 vs 3,360 W). The MicroBT Whatsminer M21S holds the edge in hashrate. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
The Bitmain Antminer S17 (53Th) and MicroBT Whatsminer M21S diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- MicroBT Whatsminer M21S 6% more hashrate (53.0 vs 56.0 TH/s)
- Bitmain Antminer S17 (53Th) 29% better power draw (2,385 vs 3,360 W)
- Bitmain Antminer S17 (53Th) 25% better efficiency (45.0 vs 60.0 J/TH)
- Bitmain Antminer S17 (53Th) 24% better weight (9,500 vs 12,500 kg)
- MicroBT Whatsminer M21S 41% more heat output (8,138 vs 11,464 BTU/hr)
- Bitmain Antminer S17 (53Th) 18% more home mining score (26.0 vs 22.0)
Cost & ROI Over Time
A miner pays for itself in profit, not specs. These projections track upfront cost against one, two and three years of net earnings at $0.10/kWh.
| Bitmain Antminer S17 (53Th) | Metric | MicroBT Whatsminer M21S |
|---|---|---|
| $274 | Upfront cost (MSRP) | $650 |
| -$3.74 | Daily net profit | -$5.96 |
| -$1,637 | Net after 1 year | -$2,826 |
| -$3,001 | Net after 2 years | -$5,003 |
| -$4,364 | Net after 3 years | -$7,179 |
| Does not pay back at current rates (negative daily profit) | Payback period | Does not pay back at current rates (negative daily profit) |
Projections assume continuous operation, a flat $0.10/kWh rate, and no hardware degradation, pool fees, or BTC price change. Real-world ROI varies.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Bitmain Antminer S17 (53Th)Score: 26/100. 0 dB noise level.
Best for Efficiency
Bitmain Antminer S17 (53Th)45.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitmain Antminer S17 (53Th) vs MicroBT Whatsminer M21S: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S17 (53Th) is more profitable at $-3.74/day compared to $-5.96/day for the MicroBT Whatsminer M21S. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitmain Antminer S17 (53Th) or the MicroBT Whatsminer M21S better for noise-sensitive spaces?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
For mining at home, should I pick the Bitmain Antminer S17 (53Th) or the MicroBT Whatsminer M21S?
The Bitmain Antminer S17 (53Th) scores 26/100 on our Home Mining Score (vs 22/100 for the MicroBT Whatsminer M21S). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Bitmain Antminer S17 (53Th) and MicroBT Whatsminer M21S on J/TH?
The Bitmain Antminer S17 (53Th) runs at 45.0 J/TH while the MicroBT Whatsminer M21S runs at 60.0 J/TH — a difference of 15.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 25% better efficiency (45.0 vs 60.0 J/TH).