NerdNOS

Hashrate 500.0 GH/s Power 12 W Efficiency 24.0 J/TH

Bitdeer SealMiner A3 Pro Air

Hashrate 290.0 TH/s Power 3,625 W Efficiency 12.5 J/TH

NerdNOS vs Bitdeer SealMiner A3 Pro Air

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

Specifications Comparison

NerdNOS	Specification	Bitdeer SealMiner A3 Pro Air
500.0 GH/s	Hashrate	290.0 TH/s
12 W	Power Consumption	3,625 W
24.0 J/TH	Efficiency	12.5 J/TH
30 dB	Noise Level	75 dB
0.2 kg	Weight	15.5 kg
41 BTU/hr	BTU Output	12,369 BTU/hr
70/100	Home Mining Score	30/100
—	Release Year	—
SHA-256	Algorithm	SHA-256
D-Central	Manufacturer	Bitdeer

Profitability Comparison

Electricity Rate:

$/kWh

NerdNOS

Daily Revenue 0.00000023 BTC $0.02

Daily Electricity -$0.03

Daily Profit -$0.01

Monthly -$0.32

Yearly -$3.87

Bitdeer SealMiner A3 Pro Air

Daily Revenue 0.00013345 BTC $10.55

Daily Electricity -$8.70

Daily Profit $1.85

Monthly $55.55

Yearly $675.84

Based on BTC price of $79,066 and current network difficulty as of May 15, 2026. Actual results vary.

Verdict

Weighing six performance factors, the Bitdeer SealMiner A3 Pro Air comes out ahead — it takes 3 of 6 (efficiency, hashrate, price-performance). Its biggest concrete edge: 57900% more hashrate (0.5 vs 290.0 TH/s). The NerdNOS holds the edge in power consumption and home mining score and noise level. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.

Winner: Bitdeer SealMiner A3 Pro Air — wins on 3 of 6 factors

Spec Deltas

Stripped to the numbers, this is how far apart the NerdNOS and Bitdeer SealMiner A3 Pro Air sit on each measurable spec:

Bitdeer SealMiner A3 Pro Air 57900% more hashrate (0.5 vs 290.0 TH/s)
NerdNOS 100% better power draw (12.0 vs 3,625.0 W)
Bitdeer SealMiner A3 Pro Air 48% better efficiency (24.0 vs 12.5 J/TH)
NerdNOS 60% better noise (30.0 vs 75.0 dB)
NerdNOS 99% better weight (0.2 vs 15.5 kg)
Bitdeer SealMiner A3 Pro Air 30141% more heat output (40.9 vs 12,368.5 BTU/hr)
NerdNOS 133% more home mining score (70.0 vs 30.0)

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.

NerdNOS	Metric	Bitdeer SealMiner A3 Pro Air
$59	Upfront cost (MSRP)	$4,895
-$0.01	Daily net profit	$1.85
-$63	Net after 1 year	-$4,219
-$67	Net after 2 years	-$3,543
-$71	Net after 3 years	-$2,867
Does not pay back at current rates (negative daily profit)	Payback period	Takes ~7.2 years to pay back 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

Bitdeer SealMiner A3 Pro Air

$1.86/day higher profit at current rates.

Best for Home Mining

NerdNOS

Score: 70/100. 30 dB noise level.

Best for Efficiency

Bitdeer SealMiner A3 Pro Air

12.5 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Is the NerdNOS or Bitdeer SealMiner A3 Pro Air more profitable?

At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A3 Pro Air is more profitable at $1.85/day compared to $-0.01/day for the NerdNOS. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.

NerdNOS vs Bitdeer SealMiner A3 Pro Air: which runs at a lower noise level?

The NerdNOS is quieter at 30 dB compared to the Bitdeer SealMiner A3 Pro Air at 75 dB. For home mining, lower noise levels make a significant difference in livability.

For mining at home, should I pick the NerdNOS or the Bitdeer SealMiner A3 Pro Air?

The NerdNOS scores 70/100 on our Home Mining Score (vs 30/100 for the Bitdeer SealMiner A3 Pro Air). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.

How far apart are the NerdNOS and Bitdeer SealMiner A3 Pro Air on J/TH?

The NerdNOS runs at 24.0 J/TH while the Bitdeer SealMiner A3 Pro Air runs at 12.5 J/TH — a difference of 11.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 48% better efficiency (24.0 vs 12.5 J/TH).

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