Innosilicon A9 ZMaster vs Bitmain Antminer Z11
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Innosilicon A9 ZMaster | Specification | Bitmain Antminer Z11 |
|---|---|---|
| 50.0 Ksol/s | Hashrate | 135.0 Ksol/s |
| 620 W | Power Consumption | 1,418 W |
| 12.4 J/TH | Efficiency | 10.5 J/TH |
| — | Noise Level | — |
| 5,920.0 kg | Weight | 5,400.0 kg |
| 2,115 BTU/hr | BTU Output | 4,838 BTU/hr |
| 30/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| Equihash | Algorithm | Equihash |
| Innosilicon | Manufacturer | Bitmain |
Profitability Comparison
Innosilicon A9 ZMaster
Bitmain Antminer Z11
Based on BTC price of $78,175 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Bitmain Antminer Z11 comes out ahead — it takes 3 of 4 (efficiency, hashrate, home mining score). Where it pulls away hardest is 170% more hashrate (50.0 vs 135.0 TH/s). The Innosilicon A9 ZMaster holds the edge in power consumption. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Here is every spec where the Innosilicon A9 ZMaster and Bitmain Antminer Z11 actually differ, with the gap quantified:
- Bitmain Antminer Z11 170% more hashrate (50.0 vs 135.0 TH/s)
- Innosilicon A9 ZMaster 56% better power draw (620 vs 1,418 W)
- Bitmain Antminer Z11 15% better efficiency (12.4 vs 10.5 J/TH)
- Bitmain Antminer Z11 9% better weight (5,920 vs 5,400 kg)
- Bitmain Antminer Z11 129% more heat output (2,115 vs 4,838 BTU/hr)
- Bitmain Antminer Z11 3% more home mining score (30.0 vs 31.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| Innosilicon A9 ZMaster | Metric | Bitmain Antminer Z11 |
|---|---|---|
| — | Upfront cost (MSRP) | $200 |
| $0.31 | Daily net profit | $1.45 |
| +$113 | Net after 1 year | +$330 |
| +$227 | Net after 2 years | +$861 |
| +$340 | Net after 3 years | +$1,391 |
| — | Payback period | Pays for itself in ~5 months at current rates |
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
Bitmain Antminer Z11$1.14/day higher profit at current rates.
Best for Home Mining
Bitmain Antminer Z11Score: 31/100. 0 dB noise level.
Best for Efficiency
Bitmain Antminer Z1110.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Innosilicon A9 ZMaster or the Bitmain Antminer Z11?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer Z11 is more profitable at $1.45/day compared to $0.31/day for the Innosilicon A9 ZMaster. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Innosilicon A9 ZMaster or Bitmain Antminer Z11?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Innosilicon A9 ZMaster or Bitmain Antminer Z11?
The Bitmain Antminer Z11 scores 31/100 on our Home Mining Score (vs 30/100 for the Innosilicon A9 ZMaster). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
What is the efficiency difference between Innosilicon A9 ZMaster and Bitmain Antminer Z11?
The Innosilicon A9 ZMaster runs at 12.4 J/TH while the Bitmain Antminer Z11 runs at 10.5 J/TH — a difference of 1.9 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 15% better efficiency (12.4 vs 10.5 J/TH).
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