Bitmain Antminer S19e XP Hydro 251T

Hashrate 251.0 TH/s Power 5,522 W Efficiency 22.0 J/TH

NerdQAxe++

Hashrate 4.0 TH/s Power 120 W Efficiency 30.0 J/TH

Bitmain Antminer S19e XP Hydro 251T vs NerdQAxe++

Side-by-side specs, profitability, and home mining comparison.

Specifications Comparison

Bitmain Antminer S19e XP Hydro 251T	Specification	NerdQAxe++
251.0 TH/s	Hashrate	4.0 TH/s
5,522 W	Power Consumption	120 W
22.0 J/TH	Efficiency	30.0 J/TH
50 dB	Noise Level	42 dB
12.8 kg	Weight	0.5 kg
18,841 BTU/hr	BTU Output	409 BTU/hr
44/100	Home Mining Score	58/100
—	Release Year	—
SHA-256	Algorithm	SHA-256
Bitmain	Manufacturer	D-Central

Profitability Comparison

Electricity Rate:

$/kWh

Bitmain Antminer S19e XP Hydro 251T

Daily Revenue 0.00011551 BTC $9.14

Daily Electricity -$13.25

Daily Profit -$4.11

Monthly -$123.34

Yearly -$1,500.63

NerdQAxe++

Daily Revenue 0.00000184 BTC $0.15

Daily Electricity -$0.29

Daily Profit -$0.14

Monthly -$4.27

Yearly -$51.95

Based on BTC price of $79,143 and current network difficulty as of May 15, 2026. Actual results vary.

Verdict

Run the numbers across every spec and the Bitmain Antminer S19e XP Hydro 251T edges it: 3 of 6 factors go its way (efficiency, hashrate, price-performance). Its biggest concrete edge: 6175% more hashrate (251.0 vs 4.0 TH/s). The NerdQAxe++ claws back ground on power consumption and home mining score and noise level. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.

Winner: Bitmain Antminer S19e XP Hydro 251T — wins on 3 of 6 factors

Spec Deltas

Here is every spec where the Bitmain Antminer S19e XP Hydro 251T and NerdQAxe++ actually differ, with the gap quantified:

Bitmain Antminer S19e XP Hydro 251T 6175% more hashrate (251.0 vs 4.0 TH/s)
NerdQAxe++ 98% better power draw (5,522 vs 120 W)
Bitmain Antminer S19e XP Hydro 251T 27% better efficiency (22.0 vs 30.0 J/TH)
NerdQAxe++ 16% better noise (50.0 vs 42.0 dB)
NerdQAxe++ 96% better weight (12.8 vs 0.5 kg)
Bitmain Antminer S19e XP Hydro 251T 4502% more heat output (18,841 vs 409 BTU/hr)
NerdQAxe++ 32% more home mining score (44.0 vs 58.0)

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 S19e XP Hydro 251T	Metric	NerdQAxe++
$816	Upfront cost (MSRP)	$349
-$4.11	Daily net profit	-$0.14
-$2,317	Net after 1 year	-$401
-$3,817	Net after 2 years	-$453
-$5,318	Net after 3 years	-$505
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

Tie

Both miners produce similar daily profit.

Best for Home Mining

NerdQAxe++

Score: 58/100. 42 dB noise level.

Best for Efficiency

Bitmain Antminer S19e XP Hydro 251T

22.0 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Is the Bitmain Antminer S19e XP Hydro 251T or NerdQAxe++ more profitable?

At the current BTC price and a $0.10/kWh electricity rate, the NerdQAxe++ is more profitable at $-0.14/day compared to $-4.11/day for the Bitmain Antminer S19e XP Hydro 251T. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.

Which is quieter, the Bitmain Antminer S19e XP Hydro 251T or NerdQAxe++?

The NerdQAxe++ is quieter at 42 dB compared to the Bitmain Antminer S19e XP Hydro 251T at 50 dB. For home mining, lower noise levels make a significant difference in livability.

Which is better for home mining, the Bitmain Antminer S19e XP Hydro 251T or NerdQAxe++?

The NerdQAxe++ scores 58/100 on our Home Mining Score (vs 44/100 for the Bitmain Antminer S19e XP Hydro 251T). 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 S19e XP Hydro 251T and NerdQAxe++ on J/TH?

The Bitmain Antminer S19e XP Hydro 251T runs at 22.0 J/TH while the NerdQAxe++ runs at 30.0 J/TH — a difference of 8.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 27% better efficiency (22.0 vs 30.0 J/TH).

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