Bitmain Antminer S19j Pro (96Th) vs Bitmain Antminer S21 XP Immersion
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S19j Pro (96Th) | Specification | Bitmain Antminer S21 XP Immersion |
|---|---|---|
| 96.0 TH/s | Hashrate | 300.0 TH/s |
| 2,832 W | Power Consumption | 4,050 W |
| 29.5 J/TH | Efficiency | 13.5 J/TH |
| — | Noise Level | 50 dB |
| 14,200.0 kg | Weight | 14.4 kg |
| 9,663 BTU/hr | BTU Output | 13,819 BTU/hr |
| 22/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer S19j Pro (96Th)
Bitmain Antminer S21 XP Immersion
Based on BTC price of $79,146 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitmain Antminer S21 XP Immersion edges it: 5 of 6 factors go its way (efficiency, hashrate, home mining score, noise level, price-performance). Its biggest concrete edge: 213% more hashrate (96.0 vs 300.0 TH/s). The Bitmain Antminer S19j Pro (96Th) claws back ground on power consumption. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
The Bitmain Antminer S19j Pro (96Th) and Bitmain Antminer S21 XP Immersion diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer S21 XP Immersion 213% more hashrate (96.0 vs 300.0 TH/s)
- Bitmain Antminer S19j Pro (96Th) 30% better power draw (2,832 vs 4,050 W)
- Bitmain Antminer S21 XP Immersion 54% better efficiency (29.5 vs 13.5 J/TH)
- Bitmain Antminer S21 XP Immersion 100% better weight (14,200.0 vs 14.4 kg)
- Bitmain Antminer S21 XP Immersion 43% more heat output (9,663 vs 13,819 BTU/hr)
- Bitmain Antminer S21 XP Immersion 100% more home mining score (22.0 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.
| Bitmain Antminer S19j Pro (96Th) | Metric | Bitmain Antminer S21 XP Immersion |
|---|---|---|
| $550 | Upfront cost (MSRP) | $1,593 |
| -$3.30 | Daily net profit | $1.21 |
| -$1,755 | Net after 1 year | -$1,152 |
| -$2,959 | Net after 2 years | -$712 |
| -$4,164 | Net after 3 years | -$272 |
| Does not pay back at current rates (negative daily profit) | Payback period | Takes ~3.6 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 S21 XP Immersion$4.51/day higher profit at current rates.
Best for Home Mining
Bitmain Antminer S21 XP ImmersionScore: 44/100. 50 dB noise level.
Best for Efficiency
Bitmain Antminer S21 XP Immersion13.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S19j Pro (96Th) or Bitmain Antminer S21 XP Immersion more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21 XP Immersion is more profitable at $1.21/day compared to $-3.30/day for the Bitmain Antminer S19j Pro (96Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitmain Antminer S19j Pro (96Th) or the Bitmain Antminer S21 XP Immersion better for noise-sensitive spaces?
The Bitmain Antminer S21 XP Immersion is quieter at 50 dB compared to the Bitmain Antminer S19j Pro (96Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S19j Pro (96Th) or Bitmain Antminer S21 XP Immersion?
The Bitmain Antminer S21 XP Immersion scores 44/100 on our Home Mining Score (vs 22/100 for the Bitmain Antminer S19j Pro (96Th)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Bitmain Antminer S19j Pro (96Th) vs Bitmain Antminer S21 XP Immersion: how much does the efficiency gap matter?
The Bitmain Antminer S19j Pro (96Th) runs at 29.5 J/TH while the Bitmain Antminer S21 XP Immersion runs at 13.5 J/TH — a difference of 16.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 54% better efficiency (29.5 vs 13.5 J/TH).