Canaan AvalonMiner 921 vs MicroBT WhatsMiner M76
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Canaan AvalonMiner 921 | Specification | MicroBT WhatsMiner M76 |
|---|---|---|
| 20.0 TH/s | Hashrate | 354.0 TH/s |
| 1,700 W | Power Consumption | 5,133 W |
| 85.0 J/TH | Efficiency | 14.5 J/TH |
| — | Noise Level | 75 dB |
| — | Weight | 18.0 kg |
| 5,800 BTU/hr | BTU Output | 17,514 BTU/hr |
| 28/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Canaan | Manufacturer | MicroBT |
Profitability Comparison
Canaan AvalonMiner 921
MicroBT WhatsMiner M76
Based on BTC price of $79,066 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Weighing six performance factors, the MicroBT WhatsMiner M76 comes out ahead — it takes 4 of 5 (efficiency, hashrate, home mining score, noise level). The standout gap is 1670% more hashrate (20.0 vs 354.0 TH/s) in the MicroBT WhatsMiner M76's favour. The Canaan AvalonMiner 921 claws back ground on power consumption. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Stripped to the numbers, this is how far apart the Canaan AvalonMiner 921 and MicroBT WhatsMiner M76 sit on each measurable spec:
- MicroBT WhatsMiner M76 1670% more hashrate (20.0 vs 354.0 TH/s)
- Canaan AvalonMiner 921 67% better power draw (1,700 vs 5,133 W)
- MicroBT WhatsMiner M76 83% better efficiency (85.0 vs 14.5 J/TH)
- MicroBT WhatsMiner M76 202% more heat output (5,800 vs 17,514 BTU/hr)
- MicroBT WhatsMiner M76 7% more home mining score (28.0 vs 30.0)
Best For...
Best for Profitability
MicroBT WhatsMiner M76$3.91/day higher profit at current rates.
Best for Home Mining
MicroBT WhatsMiner M76Score: 30/100. 75 dB noise level.
Best for Efficiency
MicroBT WhatsMiner M7614.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Canaan AvalonMiner 921 or the MicroBT WhatsMiner M76?
At the current BTC price and a $0.10/kWh electricity rate, the MicroBT WhatsMiner M76 is more profitable at $0.56/day compared to $-3.35/day for the Canaan AvalonMiner 921. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Canaan AvalonMiner 921 or MicroBT WhatsMiner M76?
The MicroBT WhatsMiner M76 is quieter at 75 dB compared to the Canaan AvalonMiner 921 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Canaan AvalonMiner 921 vs MicroBT WhatsMiner M76: which fits a residential setup better?
The MicroBT WhatsMiner M76 scores 30/100 on our Home Mining Score (vs 28/100 for the Canaan AvalonMiner 921). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Canaan AvalonMiner 921 vs MicroBT WhatsMiner M76: how much does the efficiency gap matter?
The Canaan AvalonMiner 921 runs at 85.0 J/TH while the MicroBT WhatsMiner M76 runs at 14.5 J/TH — a difference of 70.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 83% better efficiency (85.0 vs 14.5 J/TH).