Bitaxe Ultra vs NerdQAxe
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitaxe Ultra | Specification | NerdQAxe |
|---|---|---|
| 500.0 GH/s | Taux de hachage | 2.0 TH/s |
| 15 W | Consommation électrique | 80 W |
| 30.0 J/TH | Efficiency | 40.0 J/TH |
| 35 dB | Niveau de bruit | 40 dB |
| 0.3 kg | Weight | 0.4 kg |
| 51 BTU/hr | BTU Output | 273 BTU/hr |
| 70/100 | Home Mining Score | 71/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| D-Central | Manufacturer | D-Central |
Profitability Comparison
Bitaxe Ultra
NerdQAxe
Based on BTC price of $64,000 and current network difficulty as of Jun 4, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Bitaxe Ultra comes out ahead — it takes 3 of 6 (efficacité, consommation électrique, niveau sonore). Its biggest concrete edge: 81% better power draw (15.0 vs 80.0 W). That said, the NerdQAxe isn't beaten everywhere — it still wins hashrate and score de minage domestique and rapport qualité-prix. 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 Bitaxe Ultra and NerdQAxe sit on each measurable spec:
- NerdQAxe 300% more hashrate (0.5 vs 2.0 TH/s)
- Bitaxe Ultra 81% better power draw (15.0 vs 80.0 W)
- Bitaxe Ultra 25% better efficacité (30.0 vs 40.0 J/TH)
- Bitaxe Ultra 13% better noise (35.0 vs 40.0 dB)
- Bitaxe Ultra 25% better weight (0.3 vs 0.4 kg)
- NerdQAxe 433% more heat output (51.2 vs 273.0 BTU/hr)
- NerdQAxe 1% more score de minage domestique (70.0 vs 71.0)
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.
| Bitaxe Ultra | Metric | NerdQAxe |
|---|---|---|
| $79 | Upfront cost (MSRP) | $249 |
| -$0.02 | Daily net profit | -$0.13 |
| -$87 | Net after 1 year | -$298 |
| -$95 | Net after 2 years | -$347 |
| -$103 | Net after 3 years | -$396 |
| Does not pay back at current rates (negative daily profit) | 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
NerdQAxeScore: 71/100. 40 dB noise level.
Best for Efficiency
Bitaxe Ultra30.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitaxe Ultra vs NerdQAxe: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitaxe Ultra is more profitable at $-0.02/day compared to $-0.13/day for the NerdQAxe. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Bitaxe Ultra vs NerdQAxe: which runs at a lower noise level?
The Bitaxe Ultra is quieter at 35 dB compared to the NerdQAxe at 40 dB. For home mining, lower noise levels make a significant difference in livability.
Bitaxe Ultra vs NerdQAxe: which fits a residential setup better?
The NerdQAxe scores 71/100 on our Home Mining Score (vs 70/100 for the Bitaxe Ultra). 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 Bitaxe Ultra and NerdQAxe?
The Bitaxe Ultra runs at 30.0 J/TH while the NerdQAxe runs at 40.0 J/TH — a difference of 10.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 25% better efficacité (30.0 vs 40.0 J/TH).