Bitmain Antminer KS5 Pro (21Th) vs Iceriver KAS KS7 Lite
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer KS5 Pro (21Th) | Specification | Iceriver KAS KS7 Lite |
|---|---|---|
| 21.0 TH/s | Taux de hachage | 4.2 TH/s |
| 3,150 W | Consommation électrique | 500 W |
| 150.0 J/TH | Efficiency | 119.1 J/TH |
| 75 dB | Niveau de bruit | 50 dB |
| 15.8 kg | Weight | 4.0 kg |
| 10,748 BTU/hr | BTU Output | 1,706 BTU/hr |
| 36/100 | Home Mining Score | 62/100 |
| — | Release Year | — |
| KHeavyHash | Algorithme | KHeavyHash |
| Bitmain | Manufacturer | IceRiver |
Profitability Comparison
Bitmain Antminer KS5 Pro (21Th)
Iceriver KAS KS7 Lite
Based on BTC price of $78,217 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Iceriver KAS KS7 Lite comes out ahead — it takes 4 of 6 (efficacité, consommation électrique, score de minage domestique, niveau sonore). The standout gap is 84% better power draw (3,150 vs 500 W) in the Iceriver KAS KS7 Lite's favour. The Bitmain Antminer KS5 Pro (21Th) claws back ground on hashrate 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 Bitmain Antminer KS5 Pro (21Th) and Iceriver KAS KS7 Lite sit on each measurable spec:
- Bitmain Antminer KS5 Pro (21Th) 400% more hashrate (21.0 vs 4.2 TH/s)
- Iceriver KAS KS7 Lite 84% better power draw (3,150 vs 500 W)
- Iceriver KAS KS7 Lite 21% better efficacité (150 vs 119 J/TH)
- Iceriver KAS KS7 Lite 33% better noise (75.0 vs 50.0 dB)
- Iceriver KAS KS7 Lite 75% better weight (15.8 vs 4.0 kg)
- Bitmain Antminer KS5 Pro (21Th) 530% more heat output (10,748 vs 1,706 BTU/hr)
- Iceriver KAS KS7 Lite 72% more score de minage domestique (36.0 vs 62.0)
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 KS5 Pro (21Th) | Metric | Iceriver KAS KS7 Lite |
|---|---|---|
| $860 | Upfront cost (MSRP) | $699 |
| -$6.80 | Daily net profit | -$1.05 |
| -$3,344 | Net after 1 year | -$1,082 |
| -$5,827 | Net after 2 years | -$1,465 |
| -$8,311 | Net after 3 years | -$1,847 |
| 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
Iceriver KAS KS7 LiteScore: 62/100. 50 dB noise level.
Best for Efficiency
Iceriver KAS KS7 Lite119.1 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitmain Antminer KS5 Pro (21Th) vs Iceriver KAS KS7 Lite: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Iceriver KAS KS7 Lite is more profitable at $-1.05/day compared to $-6.80/day for the Bitmain Antminer KS5 Pro (21Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer KS5 Pro (21Th) or Iceriver KAS KS7 Lite?
The Iceriver KAS KS7 Lite is quieter at 50 dB compared to the Bitmain Antminer KS5 Pro (21Th) at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer KS5 Pro (21Th) or Iceriver KAS KS7 Lite?
The Iceriver KAS KS7 Lite scores 62/100 on our Home Mining Score (vs 36/100 for the Bitmain Antminer KS5 Pro (21Th)). 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 KS5 Pro (21Th) and Iceriver KAS KS7 Lite?
The Bitmain Antminer KS5 Pro (21Th) runs at 150.0 J/TH while the Iceriver KAS KS7 Lite runs at 119.1 J/TH — a difference of 31.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 21% better efficacité (150 vs 119 J/TH).