Antminer S19j vs Bitmain Antminer S23 Immersion (442Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S19j | Specification | Bitmain Antminer S23 Immersion (442Th) |
|---|---|---|
| 90.0 TH/s | Hashrate | 442.0 TH/s |
| 3,100 W | Power Consumption | 5,304 W |
| 34.4 J/TH | Efficiency | 12.0 J/TH |
| 75 dB | Noise Level | 50 dB |
| 13.0 kg | Weight | 17.2 kg |
| 10,577 BTU/hr | BTU Output | 18,097 BTU/hr |
| 84/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer S19j
Bitmain Antminer S23 Immersion (442Th)
Based on BTC price of $79,084 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitmain Antminer S23 Immersion (442Th) edges it: 4 of 6 factors go its way (efficiency, hashrate, noise level, price-performance). Where it pulls away hardest is 391% more hashrate (90.0 vs 442.0 TH/s). The Antminer S19j holds the edge in power consumption and home mining score. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Stripped to the numbers, this is how far apart the Antminer S19j and Bitmain Antminer S23 Immersion (442Th) sit on each measurable spec:
- Bitmain Antminer S23 Immersion (442Th) 391% more hashrate (90.0 vs 442.0 TH/s)
- Antminer S19j 42% better power draw (3,100 vs 5,304 W)
- Bitmain Antminer S23 Immersion (442Th) 65% better efficiency (34.4 vs 12.0 J/TH)
- Bitmain Antminer S23 Immersion (442Th) 33% better noise (75.0 vs 50.0 dB)
- Antminer S19j 24% better weight (13.0 vs 17.2 kg)
- Bitmain Antminer S23 Immersion (442Th) 71% more heat output (10,577 vs 18,097 BTU/hr)
- Antminer S19j 91% more home mining score (84.0 vs 44.0)
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.
| Antminer S19j | Metric | Bitmain Antminer S23 Immersion (442Th) |
|---|---|---|
| $2,000 | Upfront cost (MSRP) | $8,800 |
| -$4.16 | Daily net profit | $3.36 |
| -$3,520 | Net after 1 year | -$7,575 |
| -$5,040 | Net after 2 years | -$6,350 |
| -$6,560 | Net after 3 years | -$5,125 |
| 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
Bitmain Antminer S23 Immersion (442Th)$7.52/day higher profit at current rates.
Best for Home Mining
Antminer S19jScore: 84/100. 75 dB noise level.
Best for Efficiency
Bitmain Antminer S23 Immersion (442Th)12.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Antminer S19j vs Bitmain Antminer S23 Immersion (442Th): which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S23 Immersion (442Th) is more profitable at $3.36/day compared to $-4.16/day for the Antminer S19j. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Antminer S19j vs Bitmain Antminer S23 Immersion (442Th): which runs at a lower noise level?
The Bitmain Antminer S23 Immersion (442Th) is quieter at 50 dB compared to the Antminer S19j at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Antminer S19j vs Bitmain Antminer S23 Immersion (442Th): which fits a residential setup better?
The Antminer S19j scores 84/100 on our Home Mining Score (vs 44/100 for the Bitmain Antminer S23 Immersion (442Th)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Antminer S19j and Bitmain Antminer S23 Immersion (442Th) on J/TH?
The Antminer S19j runs at 34.4 J/TH while the Bitmain Antminer S23 Immersion (442Th) runs at 12.0 J/TH — a difference of 22.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 65% better efficiency (34.4 vs 12.0 J/TH).
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