Home/Compare/InfiRay Hybrid Compact 640 3.5x 50mm
    Back to all scopes
    InfiRay Hybrid Compact 640 3.5x 50mm main view
    InfiRayThermal riflescope

    Hybrid Compact 640 3.5x 50mm

    Identifies a hog at 150 yd26° apparent FOV — how big the view looks

    The InfiRay Hybrid Compact 640 3.5x 50mm ranks #24 of 80 640-class scopes on image: priced above the class middle without the image to match — the chart below shows scopes with more picture for the money (image 75, class median 73; $5,299 against $3,994). At 25.56 oz it's 8 oz lighter than the class-typical scope.

    Pros
    • Built-in laser rangefinder
    • Identifies a hog to ~250 yd
    • Light for its class · 25.56 oz
    Cons
    • 40 mK — noisier in low light
    • Narrow 7.3° field of view
    • Above class-typical price
    75.4
    #24 of 160
    HuntGrade Score
    75
    Image
    74
    Handling
    90
    Warranty
    Range fit
    How much of the score applies at each distance
    408976
    $5,299
    Best price · 8 retailers

    The going rate

    Priced $1,084 over the going rate for its build.

    Every dot is the street price of a scope built like this one — same sensor class, a similar lens, rangefinder built in. The part of the price above the rate is buying body, screen, and name — not the spec.

    InfiRay Hybrid Compact 640 3.5x 50mm
    $4,215the going rate$5,299this scope$3,000$7,500

    Score breakdown

    How we score →

    One blended score, three parts in plain sight — Image carries 75%, Handling 20%, Warranty 5%.

    HuntGrade Score
    0.75 × 74.9 + 0.20 × 73.6 + 0.05 × 90 — #24 of 160
    75.4
    Image
    640×480 core · ~40 mK (our estimate) · 50mm lens — #24 of 80 in the 640 class
    75
    Handling
    25.56 oz · 3.5× base · 8x zoom
    74
    Warranty
    5 years · first owner only
    90

    Price vs. image — the 640 class

    Full market view →

    Each dot is a 640-class scope: image score up, street price across, dot size = objective lens. The shaded corner is the best-value zone — the most picture for the least money. This scope is outlined in black.

    606264666870727476788082Image score$2,000$4,000$6,000$8,000$10,000Street price (USD)Best valueStrong image, higher priceBudgetWeaker image, higher pricePulsar Thermion 2 XP50 PRO — score 79, $2,799.99, 50mm lensPulsar Thermion 2 LRF XP60 — score 79, $5,499.97, 60mm lensPulsar Thermion 2 LRF XP50 PRO — score 77, $3,999, 50mm lensPulsar Thermion Duo DXP50 — score 77, $3,999, 50mm lensPulsar Thermion Duo DXP55 — score 77, $4,999.97, 50mm lensNocpix ACE H50 — score 76, $3,850, 50mm lensNocpix ACE H50R — score 76, $3,899, 50mm lensRIX DBH D6 — score 76, $5,699, 60mm lensBurris BTS35 v3 640 — score 75, $3,499.99, 35mm lensInfiRay RICO Hybrid 640 4x 75mm — score 75, $4,999, 75mm lensNocpix RICO 2 H75R — score 75, $6,499, 75mm lensRIX LEAP L6R — score 75, $4,499, 50mm lensATN ThOR 6 640x512 2-16x — score 75, $3,295, 35mm lensATN ThOR 6 LRF 640x512 2-16x — score 75, $3,795, 35mm lensATN ThOR 6 Mini 640x512 2-16x — score 75, $2,460.75, 35mm lensNocpix RICO 3 H35R — score 75, $3,699, 35mm lensATN ThOR 6 640x512 3-24x — score 75, $3,795, 50mm lensATN ThOR 6 LRF 640x512 3-24x — score 75, $4,495, 50mm lensATN ThOR 6 Mini 640x512 3-24x — score 75, $3,495, 50mm lensInfiRay RICO Mk2 640 LRF 3x 50mm — score 75, $4,499, 50mm lensNocpix RICO 2 H50R — score 75, $3,989, 50mm lensNocpix RICO 3 H50R — score 75, $4,499, 50mm lensNocpix RICO 3 PRO H50R — score 75, $5,499, 50mm lensAGM Rattler V3 LRF 50-640 — score 75, $4,395, 50mm lensAGM Adder V2 LRF 50-640 — score 75, $4,995, 50mm lensAGM Adder V2 LRF 35-640 — score 75, $4,295, 35mm lensAGM Rattler V2 50-640 — score 75, $2,995, 50mm lensAGM Rattler V3 LRF 35-640 — score 75, $4,295, 35mm lensAGM Secutor LRF 50-640 — score 75, $4,495, 50mm lensPulsar Talion XG35 — score 75, $2,199.97, 35mm lensPulsar Trail 3 LRF XR50 — score 75, $4,199.99, 50mm lensPulsar Thermion 2 LRF XG60 — score 74, $5,499.97, 60mm lensArmasight Commander 640 1.5-6x35 — score 74, $3,199.99, 35mm lensInfiRay RICO Hybrid 640 3x 50mm — score 74, $4,999.99, 50mm lensArmasight Collector 640 1-4x25 — score 74, $2,750, 25mm lensAGM Clarion 640 — score 73, $3,495, 35mm lensSig ECHO RV50-LRF — score 73, $4,499.99, 50mm lensSig ECHO SV35-LRF — score 73, $3,499.99, 35mm lensAGM Rattler V2 35-640 — score 73, $2,495, 35mm lensAGM Varmint V2 LRF 35-640 — score 73, $2,995, 35mm lensRIX STORM S6R — score 73, $2,999, 35mm lensSig ECHO SV50-LRF — score 73, $4,499.99, 50mm lensBering Super Yoter LRF 3.0-24.0x50mm — score 73, $4,395, 50mm lensNocpix SLIM H35 — score 73, $2,499, 35mm lensAGM Secutor LRF 75-640 — score 72, $6,295, 75mm lensBering Super Yoter R 3.0-12.0x50mm — score 72, $3,599, 50mm lensArmasight Contractor 640 3-12x50 — score 71, $3,369, 50mm lensPulsar Thermion 2 LRF XG50 — score 71, $5,099, 50mm lensPulsar Thermion 2 XG50 — score 71, $3,999, 50mm lensSig ECHO RV35 — score 71, $3,499.99, 35mm lensArmasight Contractor 640 4.8-19.2x75 — score 71, $4,389, 75mm lensArmasight Contractor 640 2.3-9.2x35 — score 70, $4,799, 35mm lensATN ThOR 4 640 2.5-25x — score 70, $3,699, 50mm lensATN ThOR 4 640 1-10x — score 70, $2,699, 19mm lensATN ThOR 4 640 4-40x — score 69, $3,329, 75mm lensTrijicon IR-HUNTER 35mm — score 68, $7,499, 35mm lensTrijicon REAP-IR 35mm — score 68, $7,999, 35mm lensATN ThOR 5 640 5-40x — score 68, $3,199.99, 75mm lensATN ThOR 5 LRF 640 5-40x — score 68, $3,199.99, 75mm lensATN ThOR LTV 640 2-6x — score 68, $2,099.99, 25mm lensATN ThOR LTV 640 4-12x — score 68, $2,419.99, 50mm lensATN ThOR 4 640 1.5-15x — score 67, $2,539, 25mm lensTrijicon IR-HUNTER 60mm — score 67, $8,999, 60mm lensTrijicon IR-HUNTER 24mm — score 67, $6,499, 24mm lensTrijicon REAP-IR 24mm — score 67, $6,999, 24mm lensTrijicon REAP-IR 60mm — score 67, $9,499, 60mm lensATN ThOR LTV 640 3-9x — score 67, $2,249.99, 35mm lensATN ThOR 5 640 2-16x — score 65, $2,339.99, 25mm lensATN ThOR 5 640 4-32x — score 65, $2,769.99, 50mm lensATN ThOR 5 LRF 640 2-16x — score 65, $2,995, 25mm lensATN ThOR 5 LRF 640 4-32x — score 65, $3,495, 50mm lensN-Vision HALO-XRF Thermal Scope — score 65, $7,125, 50mm lensN-Vision HALO35 Thermal Scope — score 65, $6,495, 35mm lensN-Vision HALO-X50 Thermal Scope — score 65, $6,575, 50mm lensN-Vision HALO-X35 Thermal Scope — score 65, $6,300, 35mm lensATN ThOR 5 640 3-24x — score 64, $2,499.99, 35mm lensATN ThOR 5 LRF 640 3-24x — score 64, $3,195, 35mm lensN-Vision HALO-LR Thermal Scope — score 64, $7,495, 50mm lensSteiner Nighthunter S35 Gen II — score 75, $1,899.99, 35mm lensInfiRay Hybrid Compact 640 3.5x 50mm — score 75, $5,299, 50mm lensbest valuethis scope

    Technical Specifications

    Image
    Resolution640×480
    Pixel pitch10 µm
    NETD (sensitivity)~40 mKour estimate — nobody publishes one
    Objective lens50mm
    Base magnification3.5×
    Field of view7.3°
    Digital zoom8x
    Display resolution1440×1080
    Refresh rate60 Hz
    Handling
    Weight26 oz
    Runtime~7 hrs
    BatteryUSB-C external / 18650 (removable)
    Laser rangefinderBuilt in
    SealingIP67
    Warranty
    Term5 years
    TransferableNo — first owner only
    Product
    BrandInfiRay
    Sensor coreIR-640x480-10
    FoundryInfiRay
    MSRP (USD)$5,299

    Where to Buy

    Prices and seller terms verified August 2026. HuntGrade may earn an affiliate commission. How we make money

    ◆ Our pick
    MidwayUSA$5,299
    Tied for the lowest price at $5,299, and the longest return window at 90 days.
    Ships same dayOrder by 1:00 PM CT · Free shipping over $100 · 90-day returns · unopened only
    Also at $5,299 · fastest to ship first
    Scopelist$5,299
    Ships same dayOrder by 4:00 PM ET · Free shipping over $250 · 15-day returns · unopened only · $25 return fee
    Visit ↗
    EuroOptic$5,299
    Ships same dayOrder by 3:00 PM ET · Free shipping over $250 · 15-day returns · unopened only · $25 return fee
    Visit ↗
    Natchez$5,299
    60-day returns
    Visit ↗
    OpticsPlanet$5,299
    Ships in 1–2 business daysFree shipping over $49 · 30-day returns · unopened only · $7.99 fee on card refunds
    Visit ↗
    Ultimate Night Vision$5,299
    15-day returns · unopened only · 10% return fee · refund by check
    Visit ↗
    Outdoor Legacy$5,299
    Backordered5-day returns · unopened only · 5% return fee
    Visit ↗
    Feral Texas Outdoors$5,299
    BackorderedFree shipping over $995 · No returns
    Visit ↗