Bitmain Antminer S5 vs Bitcoin Space Heater S19 Edition
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S5 | Specification | Bitcoin Space Heater S19 Edition |
|---|---|---|
| 1.2 TH/s | Hashrate | 80.0 TH/s |
| 590 W | Power Consumption | 2,400 W |
| 510.8 J/TH | Efficiency | 30.0 J/TH |
| — | Noise Level | 55 dB |
| — | Weight | 18.0 kg |
| 2,013 BTU/hr | BTU Output | 8,189 BTU/hr |
| 30/100 | Home Mining Score | 54/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | D-Central |
Profitability Comparison
Bitmain Antminer S5
Bitcoin Space Heater S19 Edition
Based on BTC price of $79,051 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Bitcoin Space Heater S19 Edition comes out ahead — it takes 4 of 5 (efficiency, hashrate, home mining score, noise level). Its biggest concrete edge: 6826% more hashrate (1.2 vs 80.0 TH/s). That said, the Bitmain Antminer S5 isn't beaten everywhere — it still wins power consumption. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
The Bitmain Antminer S5 and Bitcoin Space Heater S19 Edition diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitcoin Space Heater S19 Edition 6826% more hashrate (1.2 vs 80.0 TH/s)
- Bitmain Antminer S5 75% better power draw (590 vs 2,400 W)
- Bitcoin Space Heater S19 Edition 94% better efficiency (510.8 vs 30.0 J/TH)
- Bitcoin Space Heater S19 Edition 307% more heat output (2,013 vs 8,189 BTU/hr)
- Bitcoin Space Heater S19 Edition 80% more home mining score (30.0 vs 54.0)
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.
| Bitmain Antminer S5 | Metric | Bitcoin Space Heater S19 Edition |
|---|---|---|
| — | Upfront cost (MSRP) | $1,299 |
| -$1.37 | Daily net profit | -$2.85 |
| -$502 | Net after 1 year | -$2,339 |
| -$1,003 | Net after 2 years | -$3,379 |
| -$1,505 | Net after 3 years | -$4,419 |
| — | 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
Bitcoin Space Heater S19 EditionScore: 54/100. 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 Bitmain Antminer S5 or Bitcoin Space Heater S19 Edition more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S5 is more profitable at $-1.37/day compared to $-2.85/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.
Which is quieter, the Bitmain Antminer S5 or Bitcoin Space Heater S19 Edition?
The Bitcoin Space Heater S19 Edition is quieter at 55 dB compared to the Bitmain Antminer S5 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S5 or Bitcoin Space Heater S19 Edition?
The Bitcoin Space Heater S19 Edition scores 54/100 on our Home Mining Score (vs 30/100 for the Bitmain Antminer S5). 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 S5 and Bitcoin Space Heater S19 Edition on J/TH?
The Bitmain Antminer S5 runs at 510.8 J/TH while the Bitcoin Space Heater S19 Edition runs at 30.0 J/TH — a difference of 480.8 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 94% better efficiency (510.8 vs 30.0 J/TH).
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