Antminer S19 vs Bitmain Antminer T15 (23Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S19 | Specification | Bitmain Antminer T15 (23Th) |
|---|---|---|
| 95.0 TH/s | Hashrate | 23.0 TH/s |
| 3,250 W | Power Consumption | 1,541 W |
| 34.2 J/TH | Efficiency | 67.0 J/TH |
| 75 dB | Noise Level | — |
| 14.4 kg | Weight | 6,600.0 kg |
| 11,089 BTU/hr | BTU Output | 5,258 BTU/hr |
| 84/100 | Home Mining Score | 28/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer S19
Bitmain Antminer T15 (23Th)
Based on BTC price of $78,209 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Antminer S19, which leads on 4 of 5 weighted factors (efficiency, hashrate, home mining score, noise level). The standout gap is 313% more hashrate (95.0 vs 23.0 TH/s) in the Antminer S19's favour. The Bitmain Antminer T15 (23Th) claws back ground on power consumption. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
The Antminer S19 and Bitmain Antminer T15 (23Th) diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Antminer S19 313% more hashrate (95.0 vs 23.0 TH/s)
- Bitmain Antminer T15 (23Th) 53% better power draw (3,250 vs 1,541 W)
- Antminer S19 49% better efficiency (34.2 vs 67.0 J/TH)
- Antminer S19 100% better weight (14.4 vs 6,600.0 kg)
- Antminer S19 111% more heat output (11,089 vs 5,258 BTU/hr)
- Antminer S19 200% more home mining score (84.0 vs 28.0)
Cost & ROI Over Time
A miner pays for itself in profit, not specs. These projections track upfront cost against one, two and three years of net earnings at $0.10/kWh.
| Antminer S19 | Metric | Bitmain Antminer T15 (23Th) |
|---|---|---|
| $2,000 | Upfront cost (MSRP) | — |
| -$4.38 | Daily net profit | -$2.87 |
| -$3,599 | Net after 1 year | -$1,048 |
| -$5,198 | Net after 2 years | -$2,096 |
| -$6,797 | Net after 3 years | -$3,143 |
| 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
Antminer S19Score: 84/100. 75 dB noise level.
Best for Efficiency
Antminer S1934.2 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S19 or Bitmain Antminer T15 (23Th) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer T15 (23Th) is more profitable at $-2.87/day compared to $-4.38/day for the Antminer S19. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Antminer S19 or the Bitmain Antminer T15 (23Th) better for noise-sensitive spaces?
The Antminer S19 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.
For mining at home, should I pick the Antminer S19 or the Bitmain Antminer T15 (23Th)?
The Antminer S19 scores 84/100 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.
What is the efficiency difference between Antminer S19 and Bitmain Antminer T15 (23Th)?
The Antminer S19 runs at 34.2 J/TH while the Bitmain Antminer T15 (23Th) runs at 67.0 J/TH — a difference of 32.8 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 49% better efficiency (34.2 vs 67.0 J/TH).