Innosilicon A4 Dominator vs Innosilicon A9 ZMaster
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Innosilicon A4 Dominator | Specification | Innosilicon A9 ZMaster |
|---|---|---|
| 280.0 MH/s | Hashrate | 50.0 Ksol/s |
| 1,050 W | Power Consumption | 620 W |
| 3,750,000.0 J/TH | Efficiency | 12.4 J/TH |
| — | Noise Level | — |
| 9,200.0 kg | Weight | 5,920.0 kg |
| 3,583 BTU/hr | BTU Output | 2,115 BTU/hr |
| 31/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| Scrypt | Algorithm | Equihash |
| Innosilicon | Manufacturer | Innosilicon |
Profitability Comparison
Innosilicon A4 Dominator
Innosilicon A9 ZMaster
Based on BTC price of $77,902 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Innosilicon A9 ZMaster edges it: 3 of 4 factors go its way (efficiency, hashrate, power consumption). Where it pulls away hardest is 100% better efficiency (3,750,000.0 vs 12.4 J/TH). That said, the Innosilicon A4 Dominator isn't beaten everywhere — it still wins home mining score. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Stripped to the numbers, this is how far apart the Innosilicon A4 Dominator and Innosilicon A9 ZMaster sit on each measurable spec:
- Innosilicon A9 ZMaster 17857043% more hashrate (0.0 vs 50.0 TH/s)
- Innosilicon A9 ZMaster 41% better power draw (1,050 vs 620 W)
- Innosilicon A9 ZMaster 100% better efficiency (3,750,000.0 vs 12.4 J/TH)
- Innosilicon A9 ZMaster 36% better weight (9,200 vs 5,920 kg)
- Innosilicon A4 Dominator 69% more heat output (3,583 vs 2,115 BTU/hr)
- Innosilicon A4 Dominator 3% more home mining score (31.0 vs 30.0)
Best For...
Best for Profitability
Innosilicon A9 ZMaster$2.82/day higher profit at current rates.
Best for Home Mining
Innosilicon A4 DominatorScore: 31/100. 0 dB noise level.
Best for Efficiency
Innosilicon A9 ZMaster12.4 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Innosilicon A4 Dominator or the Innosilicon A9 ZMaster?
At the current BTC price and a $0.10/kWh electricity rate, the Innosilicon A9 ZMaster is more profitable at $0.30/day compared to $-2.52/day for the Innosilicon A4 Dominator. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Innosilicon A4 Dominator or the Innosilicon A9 ZMaster 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 Innosilicon A4 Dominator or the Innosilicon A9 ZMaster?
The Innosilicon A4 Dominator 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.
Innosilicon A4 Dominator vs Innosilicon A9 ZMaster: how much does the efficiency gap matter?
The Innosilicon A4 Dominator runs at 3,750,000.0 J/TH while the Innosilicon A9 ZMaster runs at 12.4 J/TH — a difference of 3,749,987.6 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 100% better efficiency (3,750,000.0 vs 12.4 J/TH).
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