Antminer Loki Edition (S9) vs Bitcoin Space Heater S19 Edition
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer Loki Edition (S9) | Specification | Bitcoin Space Heater S19 Edition |
|---|---|---|
| 14.0 TH/s | Hashrate | 80.0 TH/s |
| 1,350 W | Power Consumption | 2,400 W |
| 96.4 J/TH | Efficiency | 30.0 J/TH |
| 55 dB | Noise Level | 55 dB |
| 6.0 kg | Weight | 18.0 kg |
| 4,606 BTU/hr | BTU Output | 8,189 BTU/hr |
| 59/100 | Home Mining Score | 54/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| D-Central | Manufacturer | D-Central |
Profitability Comparison
Antminer Loki Edition (S9)
Bitcoin Space Heater S19 Edition
Based on BTC price of $78,193 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Bitcoin Space Heater S19 Edition comes out ahead — it takes 3 of 5 (efficiency, hashrate, price-performance). The standout gap is 471% more hashrate (14.0 vs 80.0 TH/s) in the Bitcoin Space Heater S19 Edition's favour. The Antminer Loki Edition (S9) 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
Here is every spec where the Antminer Loki Edition (S9) and Bitcoin Space Heater S19 Edition actually differ, with the gap quantified:
- Bitcoin Space Heater S19 Edition 471% more hashrate (14.0 vs 80.0 TH/s)
- Antminer Loki Edition (S9) 44% better power draw (1,350 vs 2,400 W)
- Bitcoin Space Heater S19 Edition 69% better efficiency (96.4 vs 30.0 J/TH)
- Antminer Loki Edition (S9) 67% better weight (6.0 vs 18.0 kg)
- Bitcoin Space Heater S19 Edition 78% more heat output (4,606 vs 8,189 BTU/hr)
- Antminer Loki Edition (S9) 9% more home mining score (59.0 vs 54.0)
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.
| Antminer Loki Edition (S9) | Metric | Bitcoin Space Heater S19 Edition |
|---|---|---|
| $349 | Upfront cost (MSRP) | $1,299 |
| -$2.74 | Daily net profit | -$2.88 |
| -$1,348 | Net after 1 year | -$2,351 |
| -$2,346 | Net after 2 years | -$3,402 |
| -$3,345 | Net after 3 years | -$4,454 |
| 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
Antminer Loki Edition (S9)Score: 59/100. 55 dB noise level.
Best for Efficiency
Bitcoin Space Heater S19 Edition30.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer Loki Edition (S9) or Bitcoin Space Heater S19 Edition more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer Loki Edition (S9) is more profitable at $-2.74/day compared to $-2.88/day for the Bitcoin Space Heater S19 Edition. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Antminer Loki Edition (S9) vs Bitcoin Space Heater S19 Edition: which runs at a lower noise level?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Antminer Loki Edition (S9) or Bitcoin Space Heater S19 Edition?
The Antminer Loki Edition (S9) scores 59/100 on our Home Mining Score (vs 54/100 for the Bitcoin Space Heater S19 Edition). 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 Loki Edition (S9) and Bitcoin Space Heater S19 Edition?
The Antminer Loki Edition (S9) runs at 96.4 J/TH while the Bitcoin Space Heater S19 Edition runs at 30.0 J/TH — a difference of 66.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 69% better efficiency (96.4 vs 30.0 J/TH).
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