Innosilicon A4 Dominator vs Innosilicon A4+ LTCMaster
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Innosilicon A4 Dominator | Specification | Innosilicon A4+ LTCMaster |
|---|---|---|
| 280.0 MH/s | Hashrate | 620.0 MH/s |
| 1,050 W | Power Consumption | 750 W |
| 3,750,000.0 J/TH | Efficiency | 1,209,677.4 J/TH |
| — | Noise Level | — |
| 9,200.0 kg | Weight | 3,830.0 kg |
| 3,583 BTU/hr | BTU Output | 2,559 BTU/hr |
| 31/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| Scrypt | Algorithm | Scrypt |
| Innosilicon | Manufacturer | Innosilicon |
Profitability Comparison
Innosilicon A4 Dominator
Innosilicon A4+ LTCMaster
Based on BTC price of $78,183 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Innosilicon A4+ LTCMaster wins on 2 of 3 factors (efficiency, power consumption). The standout gap is 68% better efficiency (3,750,000 vs 1,209,677 J/TH) in the Innosilicon A4+ LTCMaster's favour. The Innosilicon A4 Dominator claws back ground on home mining score. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Stripped to the numbers, this is how far apart the Innosilicon A4 Dominator and Innosilicon A4+ LTCMaster sit on each measurable spec:
- Innosilicon A4+ LTCMaster 121% more hashrate (0.0 vs 0.0 TH/s)
- Innosilicon A4+ LTCMaster 29% better power draw (1,050 vs 750 W)
- Innosilicon A4+ LTCMaster 68% better efficiency (3,750,000 vs 1,209,677 J/TH)
- Innosilicon A4+ LTCMaster 58% better weight (9,200 vs 3,830 kg)
- Innosilicon A4 Dominator 40% more heat output (3,583 vs 2,559 BTU/hr)
- Innosilicon A4 Dominator 3% more home mining score (31.0 vs 30.0)
Cost & ROI Over Time
Sticker price versus what the miner actually earns back: the table below projects cumulative net profit at a $0.10/kWh electricity rate.
| Innosilicon A4 Dominator | Metric | Innosilicon A4+ LTCMaster |
|---|---|---|
| — | Upfront cost (MSRP) | $3,500 |
| -$2.52 | Daily net profit | -$1.80 |
| -$920 | Net after 1 year | -$4,157 |
| -$1,840 | Net after 2 years | -$4,814 |
| -$2,759 | Net after 3 years | -$5,471 |
| — | 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
Innosilicon A4 DominatorScore: 31/100. 0 dB noise level.
Best for Efficiency
Innosilicon A4+ LTCMaster1,209,677.4 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Innosilicon A4 Dominator or Innosilicon A4+ LTCMaster more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Innosilicon A4+ LTCMaster is more profitable at $-1.80/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.
Which is quieter, the Innosilicon A4 Dominator or Innosilicon A4+ LTCMaster?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Innosilicon A4 Dominator or Innosilicon A4+ LTCMaster?
The Innosilicon A4 Dominator scores 31/100 on our Home Mining Score (vs 30/100 for the Innosilicon A4+ LTCMaster). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Innosilicon A4 Dominator vs Innosilicon A4+ LTCMaster: how much does the efficiency gap matter?
The Innosilicon A4 Dominator runs at 3,750,000.0 J/TH while the Innosilicon A4+ LTCMaster runs at 1,209,677.4 J/TH — a difference of 2,540,322.6 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 68% better efficiency (3,750,000 vs 1,209,677 J/TH).