Best Obelisk Miners for Maximum Efficiency 2026 — Ranked
Updated June 4, 2026 with live profitability data
About Obelisk Mining Hardware
Obelisk is a mining hardware manufacturer producing ASICs for various proof-of-work algorithms. The company offers a range of miners targeting different market segments, from home mining to industrial-scale operations. Obelisk hardware is available through D-Central Technologies and authorized distributors, with varying levels of aftermarket support depending on the specific model and generation.
Obelisk for Maximum Efficiency
Efficiency-focused Bitcoin mining prioritizes the lowest joules-per-terahash (J/TH) metric, minimizing electricity costs per unit of hashrate. The most efficient miners use cutting-edge chip processes (5nm-7nm), optimized power delivery, and advanced cooling to extract maximum hashrate from every watt. Efficiency matters most when: (1) electricity costs are high, (2) mining through bear markets when revenue is tight, or (3) operating at scale where efficiency differences compound into substantial profit margins.
At a Glance: Obelisk Miners for Maximum Efficiency
Our database has 5 Obelisk miners that qualify for maximum efficiency, scored on use-case-weighted criteria — the top pick scores 95.0/100. Efficiency across this set ranges from 0.8 to 818.2 J/TH, with the Obelisk SC1 Slim drawing the least power per terahash. For raw output, the Obelisk SC1 leads at 550.0 GH/s.
Top Obelisk Miners for Maximum Efficiency
| Rank | Miner | Hashrate | Power | Efficiency | Noise | Score | |
|---|---|---|---|---|---|---|---|
| 1 |
Obelisk SC1
Ranks #1 for maximum efficiency: 0.9 J/TH. |
550.0 GH/s | 500W | 0.9 J/TH | — | 95.0/100 | View Details |
| 2 |
Obelisk SC1 Slim
Ranks #2 for maximum efficiency: 0.8 J/TH — the lowest energy draw per terahash in this list. |
550.0 GH/s | 450W | 0.8 J/TH | — | 95.0/100 | View Details |
| 3 |
Obelisk SC1 Immersion
Ranks #3 for maximum efficiency: 727.3 J/TH. |
2.2 TH/s | 1,600W | 727.3 J/TH | — | 5.3/100 | View Details |
| 4 |
Obelisk DCR1
Ranks #4 for maximum efficiency: 416.7 J/TH. |
1.2 TH/s | 500W | 416.7 J/TH | — | 5.2/100 | View Details |
| 5 |
Obelisk SC1 Dual
Ranks #5 for maximum efficiency: 818.2 J/TH. |
1.1 TH/s | 900W | 818.2 J/TH | — | 5.1/100 | View Details |
Score Methodology: Miners are ranked using a weighted algorithm that prioritizes efficiency (70%), hashrate (20%), and value (10%).
Why Choose Obelisk for Maximum Efficiency?
Manufacturer Strengths
- Reliability: Variable — Depends on specific model and generation
- Innovation: Moderate — Competitive specifications within market segment
- Support: Moderate — Service availability varies by region and product line
Use Case Requirements
Efficiency mining requires: (1) Capital for premium hardware ($3,000-12,000+ per unit), (2) Understanding that efficiency leaders change annually as new ASICs launch, (3) Electrical infrastructure for high power density (efficient miners often consume 3,500W+ to achieve top J/TH), (4) Long-term operational mindset—efficiency advantages compound over months/years, and (5) Acceptance that peak efficiency often means peak noise (75-80 dB).
Trade-offs
Efficiency miners pay premium upfront prices for long-term operational savings. A 20 J/TH miner might cost $6,000 while a 30 J/TH equivalent costs $3,000—the $3,000 premium must be recovered through electricity savings over 12-24 months. High electricity rates accelerate this payback; cheap power makes the premium harder to justify.
Best For
Obelisk miners suit operators familiar with the brand, those with access to parts and service in their region, or miners seeking specific algorithm support offered by this manufacturer.
Need Help Choosing the Right Obelisk Miner?
Our mining experts can help you select the perfect hardware for your specific situation, electricity rates, and goals.
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Last reviewed May 25, 2026.