Antminer Loki Edition (S9) vs StealthMiner
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer Loki Edition (S9) | Specification | StealthMiner |
|---|---|---|
| 14.0 TH/s | Hashrate | 800.0 GH/s |
| 1,350 W | Power Consumption | 18 W |
| 96.4 J/TH | Efficiency | 22.5 J/TH |
| 55 dB | Noise Level | 28 dB |
| 6.0 kg | Weight | 1.5 kg |
| 4,606 BTU/hr | BTU Output | 61 BTU/hr |
| 59/100 | Home Mining Score | 70/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| D-Central | Manufacturer | D-Central |
Profitability Comparison
Antminer Loki Edition (S9)
StealthMiner
Based on BTC price of $76,908 and current network difficulty as of May 18, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the StealthMiner edges it: 4 of 6 factors go its way (efficiency, power consumption, home mining score, noise level). Its biggest concrete edge: 99% better power draw (1,350.0 vs 18.0 W). The Antminer Loki Edition (S9) claws back ground on hashrate and price-performance. 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 Antminer Loki Edition (S9) and StealthMiner sit on each measurable spec:
- Antminer Loki Edition (S9) 1650% more hashrate (14.0 vs 0.8 TH/s)
- StealthMiner 99% better power draw (1,350.0 vs 18.0 W)
- StealthMiner 77% better efficiency (96.4 vs 22.5 J/TH)
- StealthMiner 49% better noise (55.0 vs 28.0 dB)
- StealthMiner 75% better weight (6.0 vs 1.5 kg)
- Antminer Loki Edition (S9) 7402% more heat output (4,606.2 vs 61.4 BTU/hr)
- StealthMiner 19% more home mining score (59.0 vs 70.0)
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 Loki Edition (S9) | Metric | StealthMiner |
|---|---|---|
| $349 | Upfront cost (MSRP) | $199 |
| -$2.74 | Daily net profit | -$0.01 |
| -$1,351 | Net after 1 year | -$204 |
| -$2,352 | Net after 2 years | -$210 |
| -$3,354 | Net after 3 years | -$215 |
| Does not pay back at current rates (negative daily profit) | Payback period | Does not pay back at current rates (negative daily profit) |
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
StealthMinerScore: 70/100. 28 dB noise level.
Best for Efficiency
StealthMiner22.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Antminer Loki Edition (S9) vs StealthMiner: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the StealthMiner is more profitable at $-0.01/day compared to $-2.74/day for the Antminer Loki Edition (S9). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer Loki Edition (S9) or StealthMiner?
The StealthMiner is quieter at 28 dB compared to the Antminer Loki Edition (S9) at 55 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer Loki Edition (S9) or StealthMiner?
The StealthMiner scores 70/100 on our Home Mining Score (vs 59/100 for the Antminer Loki Edition (S9)). 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 Loki Edition (S9) and StealthMiner on J/TH?
The Antminer Loki Edition (S9) runs at 96.4 J/TH while the StealthMiner runs at 22.5 J/TH — a difference of 73.9 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 77% better efficiency (96.4 vs 22.5 J/TH).