Bitmain Antminer T15 (23Th) vs Bitdeer SealMiner A2 Pro Air
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer T15 (23Th) | Specification | Bitdeer SealMiner A2 Pro Air |
|---|---|---|
| 23.0 TH/s | Hashrate | 255.0 TH/s |
| 1,541 W | Power Consumption | 3,790 W |
| 67.0 J/TH | Efficiency | 14.9 J/TH |
| — | Noise Level | 75 dB |
| 6,600.0 kg | Weight | 15.5 kg |
| 5,258 BTU/hr | BTU Output | 12,932 BTU/hr |
| 28/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitdeer |
Profitability Comparison
Bitmain Antminer T15 (23Th)
Bitdeer SealMiner A2 Pro Air
Based on BTC price of $77,902 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitdeer SealMiner A2 Pro Air wins on 4 of 5 factors (efficiency, hashrate, home mining score, noise level). The standout gap is 1009% more hashrate (23.0 vs 255.0 TH/s) in the Bitdeer SealMiner A2 Pro Air's favour. The Bitmain Antminer T15 (23Th) claws back ground on power consumption. 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 Bitmain Antminer T15 (23Th) and Bitdeer SealMiner A2 Pro Air sit on each measurable spec:
- Bitdeer SealMiner A2 Pro Air 1009% more hashrate (23.0 vs 255.0 TH/s)
- Bitmain Antminer T15 (23Th) 59% better power draw (1,541 vs 3,790 W)
- Bitdeer SealMiner A2 Pro Air 78% better efficiency (67.0 vs 14.9 J/TH)
- Bitdeer SealMiner A2 Pro Air 100% better weight (6,600.0 vs 15.5 kg)
- Bitdeer SealMiner A2 Pro Air 146% more heat output (5,258 vs 12,932 BTU/hr)
- Bitdeer SealMiner A2 Pro Air 7% more home mining score (28.0 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.
| Bitmain Antminer T15 (23Th) | Metric | Bitdeer SealMiner A2 Pro Air |
|---|---|---|
| — | Upfront cost (MSRP) | $4,000 |
| -$2.87 | Daily net profit | $0.05 |
| -$1,049 | Net after 1 year | -$3,983 |
| -$2,098 | Net after 2 years | -$3,967 |
| -$3,147 | Net after 3 years | -$3,950 |
| — | Payback period | Takes ~240.6 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 Air$2.92/day higher profit at current rates.
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
Bitmain Antminer T15 (23Th) vs Bitdeer SealMiner A2 Pro Air: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A2 Pro Air is more profitable at $0.05/day compared to $-2.87/day for the Bitmain Antminer T15 (23Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Bitmain Antminer T15 (23Th) vs Bitdeer SealMiner A2 Pro Air: which runs at a lower noise level?
The Bitdeer SealMiner A2 Pro Air is quieter at 75 dB compared to the Bitmain Antminer T15 (23Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Bitmain Antminer T15 (23Th) vs Bitdeer SealMiner A2 Pro Air: which fits a residential setup better?
The Bitdeer SealMiner A2 Pro Air scores 30/100 on our Home Mining Score (vs 28/100 for the Bitmain Antminer T15 (23Th)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Bitmain Antminer T15 (23Th) and Bitdeer SealMiner A2 Pro Air on J/TH?
The Bitmain Antminer T15 (23Th) runs at 67.0 J/TH while the Bitdeer SealMiner A2 Pro Air runs at 14.9 J/TH — a difference of 52.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 78% better efficiency (67.0 vs 14.9 J/TH).
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