Innosilicon A4 Dominator

Hashrate 280.0 MH/s Power 1,050 W Efficiency 3,750,000.0 J/TH

VOLCMINER D1 Mini Pre 2.2Gh

Hashrate 2.2 GH/s Power 500 W Efficiency 227,272.7 J/TH

Innosilicon A4 Dominator vs VOLCMINER D1 Mini Pre 2.2Gh

Side-by-side specs, profitability, and home mining comparison.

Specifications Comparison

Innosilicon A4 Dominator	Specification	VOLCMINER D1 Mini Pre 2.2Gh
280.0 MH/s	Hashrate	2.2 GH/s
1,050 W	Power Consumption	500 W
3,750,000.0 J/TH	Efficiency	227,272.7 J/TH
—	Noise Level	55 dB
9,200.0 kg	Weight	4.5 kg
3,583 BTU/hr	BTU Output	1,706 BTU/hr
31/100	Home Mining Score	62/100
—	Release Year	—
Scrypt	Algorithm	Scrypt
Innosilicon	Manufacturer	VOLCMINER

Profitability Comparison

Electricity Rate:

$/kWh

Innosilicon A4 Dominator

Daily Revenue 0.00000000 BTC $0.00

Daily Electricity -$2.52

Daily Profit -$2.52

Monthly -$75.60

Yearly -$919.80

VOLCMINER D1 Mini Pre 2.2Gh

Daily Revenue 0.00000000 BTC $0.00

Daily Electricity -$1.20

Daily Profit -$1.20

Monthly -$36.00

Yearly -$437.97

Based on BTC price of $78,265 and current network difficulty as of May 16, 2026. Actual results vary.

Verdict

Based on our multi-factor analysis, the VOLCMINER D1 Mini Pre 2.2Gh wins on 5 of 5 factors (efficiency, hashrate, power consumption, home mining score, noise level). Where it pulls away hardest is 94% better efficiency (3,750,000 vs 227,273 J/TH). Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.

Winner: VOLCMINER D1 Mini Pre 2.2Gh — wins on 5 of 5 factors

Spec Deltas

The Innosilicon A4 Dominator and VOLCMINER D1 Mini Pre 2.2Gh diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":

VOLCMINER D1 Mini Pre 2.2Gh 686% more hashrate (0.0 vs 0.0 TH/s)
VOLCMINER D1 Mini Pre 2.2Gh 52% better power draw (1,050 vs 500 W)
VOLCMINER D1 Mini Pre 2.2Gh 94% better efficiency (3,750,000 vs 227,273 J/TH)
VOLCMINER D1 Mini Pre 2.2Gh 100% better weight (9,200.0 vs 4.5 kg)
Innosilicon A4 Dominator 110% more heat output (3,583 vs 1,706 BTU/hr)
VOLCMINER D1 Mini Pre 2.2Gh 100% more home mining score (31.0 vs 62.0)

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 A4 Dominator	Metric	VOLCMINER D1 Mini Pre 2.2Gh
—	Upfront cost (MSRP)	$651
-$2.52	Daily net profit	-$1.20
-$920	Net after 1 year	-$1,089
-$1,840	Net after 2 years	-$1,527
-$2,759	Net after 3 years	-$1,965
—	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

Tie

Both miners produce similar daily profit.

Best for Home Mining

VOLCMINER D1 Mini Pre 2.2Gh

Score: 62/100. 55 dB noise level.

Best for Efficiency

VOLCMINER D1 Mini Pre 2.2Gh

227,272.7 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Is the Innosilicon A4 Dominator or VOLCMINER D1 Mini Pre 2.2Gh more profitable?

At the current BTC price and a $0.10/kWh electricity rate, the VOLCMINER D1 Mini Pre 2.2Gh is more profitable at $-1.20/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 VOLCMINER D1 Mini Pre 2.2Gh better for noise-sensitive spaces?

The VOLCMINER D1 Mini Pre 2.2Gh is quieter at 55 dB compared to the Innosilicon A4 Dominator at 0 dB. For home mining, lower noise levels make a significant difference in livability.

Which is better for home mining, the Innosilicon A4 Dominator or VOLCMINER D1 Mini Pre 2.2Gh?

The VOLCMINER D1 Mini Pre 2.2Gh scores 62/100 on our Home Mining Score (vs 31/100 for the Innosilicon A4 Dominator). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.

How far apart are the Innosilicon A4 Dominator and VOLCMINER D1 Mini Pre 2.2Gh on J/TH?

The Innosilicon A4 Dominator runs at 3,750,000.0 J/TH while the VOLCMINER D1 Mini Pre 2.2Gh runs at 227,272.7 J/TH — a difference of 3,522,727.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 94% better efficiency (3,750,000 vs 227,273 J/TH).

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