NerdQAxe vs Bitdeer SealMiner A2 Pro Hyd
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| NerdQAxe | Specification | Bitdeer SealMiner A2 Pro Hyd |
|---|---|---|
| 2.0 TH/s | Taux de hachage | 500.0 TH/s |
| 80 W | Consommation électrique | 7,450 W |
| 40.0 J/TH | Efficiency | 14.9 J/TH |
| 40 dB | Niveau de bruit | 50 dB |
| 0.4 kg | Weight | 20.5 kg |
| 273 BTU/hr | BTU Output | 25,419 BTU/hr |
| 71/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| D-Central | Manufacturer | Bitdeer |
Profitability Comparison
NerdQAxe
Bitdeer SealMiner A2 Pro Hyd
Based on BTC price of $78,143 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitdeer SealMiner A2 Pro Hyd edges it: 3 of 6 factors go its way (efficacité, hashrate, rapport qualité-prix). The standout gap is 24900% more hashrate (2.0 vs 500.0 TH/s) in the Bitdeer SealMiner A2 Pro Hyd's favour. The NerdQAxe holds the edge in consommation électrique and score de minage domestique and niveau sonore. 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 NerdQAxe and Bitdeer SealMiner A2 Pro Hyd sit on each measurable spec:
- Bitdeer SealMiner A2 Pro Hyd 24900% more hashrate (2.0 vs 500.0 TH/s)
- NerdQAxe 99% better power draw (80.0 vs 7,450.0 W)
- Bitdeer SealMiner A2 Pro Hyd 63% better efficacité (40.0 vs 14.9 J/TH)
- NerdQAxe 20% better noise (40.0 vs 50.0 dB)
- NerdQAxe 98% better weight (0.4 vs 20.5 kg)
- Bitdeer SealMiner A2 Pro Hyd 9211% more heat output (273 vs 25,419 BTU/hr)
- NerdQAxe 61% more score de minage domestique (71.0 vs 44.0)
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.
| NerdQAxe | Metric | Bitdeer SealMiner A2 Pro Hyd |
|---|---|---|
| $249 | Upfront cost (MSRP) | $4,600 |
| -$0.12 | Daily net profit | $0.10 |
| -$293 | Net after 1 year | -$4,563 |
| -$337 | Net after 2 years | -$4,527 |
| -$380 | Net after 3 years | -$4,490 |
| Does not pay back at current rates (negative daily profit) | Payback period | Takes ~126.0 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 A2 Pro Hyd$0.22/day higher profit at current rates.
Best for Home Mining
NerdQAxeScore: 71/100. 40 dB noise level.
Best for Efficiency
Bitdeer SealMiner A2 Pro Hyd14.9 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the NerdQAxe or the Bitdeer SealMiner A2 Pro Hyd?
At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A2 Pro Hyd is more profitable at $0.10/day compared to $-0.12/day for the NerdQAxe. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the NerdQAxe or Bitdeer SealMiner A2 Pro Hyd?
The NerdQAxe is quieter at 40 dB compared to the Bitdeer SealMiner A2 Pro Hyd at 50 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the NerdQAxe or the Bitdeer SealMiner A2 Pro Hyd?
The NerdQAxe scores 71/100 on our Home Mining Score (vs 44/100 for the Bitdeer SealMiner A2 Pro Hyd). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the NerdQAxe and Bitdeer SealMiner A2 Pro Hyd on J/TH?
The NerdQAxe runs at 40.0 J/TH while the Bitdeer SealMiner A2 Pro Hyd runs at 14.9 J/TH — a difference of 25.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 63% better efficacité (40.0 vs 14.9 J/TH).
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