Bitmain Antminer S21e XP Hyd 3U vs MicroBT WhatsMiner M70
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21e XP Hyd 3U | Specification | MicroBT WhatsMiner M70 |
|---|---|---|
| 860.0 TH/s | Hashrate | 236.0 TH/s |
| 11,180 W | Power Consumption | 3,422 W |
| 13.0 J/TH | Efficiency | 14.5 J/TH |
| 50 dB | Noise Level | 75 dB |
| — | Weight | 13.5 kg |
| 38,146 BTU/hr | BTU Output | 11,676 BTU/hr |
| 44/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Bitmain Antminer S21e XP Hyd 3U
MicroBT WhatsMiner M70
Based on BTC price of $79,091 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer S21e XP Hyd 3U wins on 4 of 5 factors (efficiency, hashrate, home mining score, noise level). Its biggest concrete edge: 264% more hashrate (860 vs 236 TH/s). That said, the MicroBT WhatsMiner M70 isn't beaten everywhere — it still wins power consumption. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Here is every spec where the Bitmain Antminer S21e XP Hyd 3U and MicroBT WhatsMiner M70 actually differ, with the gap quantified:
- Bitmain Antminer S21e XP Hyd 3U 264% more hashrate (860 vs 236 TH/s)
- MicroBT WhatsMiner M70 69% better power draw (11,180 vs 3,422 W)
- Bitmain Antminer S21e XP Hyd 3U 10% better efficiency (13.0 vs 14.5 J/TH)
- Bitmain Antminer S21e XP Hyd 3U 33% better noise (50.0 vs 75.0 dB)
- Bitmain Antminer S21e XP Hyd 3U 227% more heat output (38,146 vs 11,676 BTU/hr)
- Bitmain Antminer S21e XP Hyd 3U 22% more home mining score (44.0 vs 36.0)
Cost & ROI Over Time
A miner pays for itself in profit, not specs. These projections track upfront cost against one, two and three years of net earnings at $0.10/kWh.
| Bitmain Antminer S21e XP Hyd 3U | Metric | MicroBT WhatsMiner M70 |
|---|---|---|
| $10,899 | Upfront cost (MSRP) | — |
| $4.47 | Daily net profit | $0.38 |
| -$9,268 | Net after 1 year | +$138 |
| -$7,637 | Net after 2 years | +$275 |
| -$6,006 | Net after 3 years | +$413 |
| Takes ~6.7 years to pay back at current rates | Payback period | — |
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$4.09/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
Which makes more money, the Bitmain Antminer S21e XP Hyd 3U or the MicroBT WhatsMiner M70?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21e XP Hyd 3U is more profitable at $4.47/day compared to $0.38/day for the MicroBT WhatsMiner M70. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitmain Antminer S21e XP Hyd 3U or the MicroBT WhatsMiner M70 better for noise-sensitive spaces?
The Bitmain Antminer S21e XP Hyd 3U is quieter at 50 dB compared to the MicroBT WhatsMiner M70 at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Bitmain Antminer S21e XP Hyd 3U vs MicroBT WhatsMiner M70: which fits a residential setup better?
The Bitmain Antminer S21e XP Hyd 3U scores 44/100 on our Home Mining Score (vs 36/100 for the MicroBT WhatsMiner M70). 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 Bitmain Antminer S21e XP Hyd 3U and MicroBT WhatsMiner M70?
The Bitmain Antminer S21e XP Hyd 3U runs at 13.0 J/TH while the MicroBT WhatsMiner M70 runs at 14.5 J/TH — a difference of 1.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 10% better efficiency (13.0 vs 14.5 J/TH).