Bitdeer SealMiner A2 Pro Air vs Innosilicon T3 39T
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitdeer SealMiner A2 Pro Air | Specification | Innosilicon T3 39T |
|---|---|---|
| 255.0 TH/s | Taux de hachage | 39.0 TH/s |
| 3,790 W | Consommation électrique | 2,150 W |
| 14.9 J/TH | Efficiency | 55.1 J/TH |
| 75 dB | Niveau de bruit | — |
| 15.5 kg | Weight | 8,650.0 kg |
| 12,932 BTU/hr | BTU Output | 7,336 BTU/hr |
| 30/100 | Home Mining Score | 26/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitdeer | Manufacturer | Innosilicon |
Profitability Comparison
Bitdeer SealMiner A2 Pro Air
Innosilicon T3 39T
Based on BTC price of $77,172 and current network difficulty as of May 25, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Bitdeer SealMiner A2 Pro Air, which leads on 4 of 5 weighted factors (efficacité, hashrate, score de minage domestique, niveau sonore). Where it pulls away hardest is 554% more hashrate (255.0 vs 39.0 TH/s). The Innosilicon T3 39T holds the edge in consommation électrique. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Here is every spec where the Bitdeer SealMiner A2 Pro Air and Innosilicon T3 39T actually differ, with the gap quantified:
- Bitdeer SealMiner A2 Pro Air 554% more hashrate (255.0 vs 39.0 TH/s)
- Innosilicon T3 39T 43% better power draw (3,790 vs 2,150 W)
- Bitdeer SealMiner A2 Pro Air 73% better efficacité (14.9 vs 55.1 J/TH)
- Bitdeer SealMiner A2 Pro Air 100% better weight (15.5 vs 8,650.0 kg)
- Bitdeer SealMiner A2 Pro Air 76% more heat output (12,932 vs 7,336 BTU/hr)
- Bitdeer SealMiner A2 Pro Air 15% more score de minage domestique (30.0 vs 26.0)
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.
| Bitdeer SealMiner A2 Pro Air | Metric | Innosilicon T3 39T |
|---|---|---|
| $4,000 | Upfront cost (MSRP) | — |
| -$0.04 | Daily net profit | -$3.77 |
| -$4,015 | Net after 1 year | -$1,378 |
| -$4,029 | Net after 2 years | -$2,756 |
| -$4,044 | Net after 3 years | -$4,134 |
| Does not pay back at current rates (negative daily profit) | Payback period | — |
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
Bitdeer SealMiner A2 Pro AirScore: 30/100. 75 dB noise level.
Best for Efficiency
Bitdeer SealMiner A2 Pro Air14.9 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitdeer SealMiner A2 Pro Air or the Innosilicon T3 39T?
At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A2 Pro Air is more profitable at $-0.04/day compared to $-3.77/day for the Innosilicon T3 39T. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitdeer SealMiner A2 Pro Air or the Innosilicon T3 39T better for noise-sensitive spaces?
The Bitdeer SealMiner A2 Pro Air is quieter at 75 dB compared to the Innosilicon T3 39T at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Bitdeer SealMiner A2 Pro Air vs Innosilicon T3 39T: which fits a residential setup better?
The Bitdeer SealMiner A2 Pro Air scores 30/100 on our Home Mining Score (vs 26/100 for the Innosilicon T3 39T). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Bitdeer SealMiner A2 Pro Air vs Innosilicon T3 39T: how much does the efficiency gap matter?
The Bitdeer SealMiner A2 Pro Air runs at 14.9 J/TH while the Innosilicon T3 39T runs at 55.1 J/TH — a difference of 40.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 73% better efficacité (14.9 vs 55.1 J/TH).
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