Bitmain Antminer S19 XP (140Th) vs Bitmain Antminer S21e XP Hyd 3U
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S19 XP (140Th) | Specification | Bitmain Antminer S21e XP Hyd 3U |
|---|---|---|
| 140.0 TH/s | Hashrate | 860.0 TH/s |
| 3,010 W | Power Consumption | 11,180 W |
| 21.5 J/TH | Efficiency | 13.0 J/TH |
| — | Noise Level | 50 dB |
| 14,500.0 kg | Weight | — |
| 10,270 BTU/hr | BTU Output | 38,146 BTU/hr |
| 22/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer S19 XP (140Th)
Bitmain Antminer S21e XP Hyd 3U
Based on BTC price of $79,032 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Bitmain Antminer S21e XP Hyd 3U, which leads on 4 of 6 weighted factors (efficiency, hashrate, home mining score, noise level). The standout gap is 514% more hashrate (140 vs 860 TH/s) in the Bitmain Antminer S21e XP Hyd 3U's favour. The Bitmain Antminer S19 XP (140Th) claws back ground on power consumption and price-performance. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Stripped to the numbers, this is how far apart the Bitmain Antminer S19 XP (140Th) and Bitmain Antminer S21e XP Hyd 3U sit on each measurable spec:
- Bitmain Antminer S21e XP Hyd 3U 514% more hashrate (140 vs 860 TH/s)
- Bitmain Antminer S19 XP (140Th) 73% better power draw (3,010 vs 11,180 W)
- Bitmain Antminer S21e XP Hyd 3U 40% better efficiency (21.5 vs 13.0 J/TH)
- Bitmain Antminer S21e XP Hyd 3U 271% more heat output (10,270 vs 38,146 BTU/hr)
- Bitmain Antminer S21e XP Hyd 3U 100% more home mining score (22.0 vs 44.0)
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.
| Bitmain Antminer S19 XP (140Th) | Metric | Bitmain Antminer S21e XP Hyd 3U |
|---|---|---|
| $522 | Upfront cost (MSRP) | $10,899 |
| -$2.13 | Daily net profit | $4.45 |
| -$1,300 | Net after 1 year | -$9,276 |
| -$2,079 | Net after 2 years | -$7,654 |
| -$2,857 | Net after 3 years | -$6,031 |
| Does not pay back at current rates (negative daily profit) | Payback period | Takes ~6.7 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 S21e XP Hyd 3U$6.58/day higher profit at current rates.
Best for Home Mining
Bitmain Antminer S21e XP Hyd 3UScore: 44/100. 50 dB noise level.
Best for Efficiency
Bitmain Antminer S21e XP Hyd 3U13.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S19 XP (140Th) or Bitmain Antminer S21e XP Hyd 3U more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21e XP Hyd 3U is more profitable at $4.45/day compared to $-2.13/day for the Bitmain Antminer S19 XP (140Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Bitmain Antminer S19 XP (140Th) vs Bitmain Antminer S21e XP Hyd 3U: which runs at a lower noise level?
The Bitmain Antminer S21e XP Hyd 3U is quieter at 50 dB compared to the Bitmain Antminer S19 XP (140Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the Bitmain Antminer S19 XP (140Th) or the Bitmain Antminer S21e XP Hyd 3U?
The Bitmain Antminer S21e XP Hyd 3U scores 44/100 on our Home Mining Score (vs 22/100 for the Bitmain Antminer S19 XP (140Th)). 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 S19 XP (140Th) and Bitmain Antminer S21e XP Hyd 3U on J/TH?
The Bitmain Antminer S19 XP (140Th) runs at 21.5 J/TH while the Bitmain Antminer S21e XP Hyd 3U runs at 13.0 J/TH — a difference of 8.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 40% better efficiency (21.5 vs 13.0 J/TH).