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Comparison of Thermal Scope Brands

Posted by Brandon Optics on 2/18/2025 to Night Vision / Thermal Imaging

Comparison of Thermal Scope Brands: ATN, Pulsar, iRay (InfiRay), Guide, Sytong, PARD, AGM, and Athlon

When comparing ATN, Pulsar, iRay, Guide, Sytong, PARD, AGM, and Athlon, key factors to consider include sensor resolution, image processing, detection range, refresh rate, software features, reliability, and price-to-performance ratio. Below is a brand-by-brand breakdown:


BrandStrengthsWeaknessesBest For
ATNFeature-rich (video recording, ballistic calculator), good mid-range options, competitive pricingSoftware bugs, inconsistent reliability, lower image quality vs. Pulsar & iRayBudget-conscious users who want feature-packed thermal scopes
PulsarBest-in-class software, high-end sensors (640x480, 12µm), excellent build quality, long-range detectionHigher cost, some bulkier designsProfessionals, law enforcement, and serious hunters
iRay (InfiRay)Advanced thermal sensors, high refresh rates (50Hz+), great image processing, compact designsHigher price, less brand recognition in North AmericaProfessionals and users who need top-tier performance
GuideStrong industrial and hunting applications, durable build, reliable mid-tier optionsUI and software less refined than Pulsar, limited North American supportHunters and tactical users needing durable, mid-tier thermal scopes
SytongAffordable, compact, decent thermal performanceLimited high-end models, lower sensor resolutions than competitorsBudget-conscious users needing basic thermal functionality
PARDSmall, lightweight, affordable thermal optics, integrates digital & thermal featuresLower sensor resolutions, not as powerful in long-range detectionEntry-level hunters and first-time thermal users
AGMBalanced performance and price, solid sensor technology, good warranty supportImage processing not as refined as Pulsar or iRayHunters and tactical users looking for mid-range value
AthlonBudget-friendly, reliable entry-level and mid-range options, good customer supportLower resolution compared to premium brands, fewer high-end featuresUsers needing decent thermal capability at an affordable price

Key Factors to Consider

  1. Image Quality

    • Top Tier: Pulsar, iRay (best image processing & sensor clarity)
    • Mid-Range: AGM, Guide (solid image quality but not as refined)
    • Budget-Friendly: ATN, PARD, Sytong, Athlon (decent but lower-end sensors)
  2. Detection Range

    • Long-Range: Pulsar, iRay (up to 1800m+)
    • Mid-Range: AGM, Guide, ATN (up to 1200m)
    • Short-Range: PARD, Sytong, Athlon (800m or less)
  3. Refresh Rate (Smoothness of Image)

    • Best: iRay (up to 50-60Hz), Pulsar (50Hz)
    • Decent: AGM, Guide (50Hz)
    • Lower: ATN, PARD, Sytong (30-50Hz)
  4. Software & Features

    • Best UI & Apps: Pulsar (best mobile integration & firmware)
    • Feature-Packed: ATN (ballistic calculator, recording, WiFi, etc.)
    • Basic & Reliable: AGM, Guide, iRay
    • Budget-Friendly & Simple: Sytong, PARD, Athlon
  5. Reliability & Customer Support

    • Excellent: Pulsar, AGM, Athlon
    • Good: iRay, Guide
    • Mixed Reviews: ATN (software issues but improving), PARD, Sytong (newer brands with less established service networks)

Best Thermal Scope Brand for Your Needs

Best Overall PerformancePulsar, iRay
Best Budget-Friendly OptionAthlon, PARD, Sytong
Best Value for PriceAGM, Guide
Most Feature-PackedATN


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