Monocrystalline vs Polycrystalline Solar Panels – Kaunsa Better? (Full Comparison Guide)

Solar panel install karne se pehle sabse common confusion hota hai:
Monocrystalline panel lu ya Polycrystalline?

Dono kaam same karte hain — sunlight ko electricity me convert karna. Lekin performance, look, pricing, efficiency aur lifespan me difference hota hai.

Iss blog me hum dono ka full comparison dekhenge taaki aap decide kar sako ki kaunsa solar panel aapke ghar/business ke liye perfect rahega.


1. Monocrystalline Solar Panels Kya Hote Hain?

Monocrystalline panels single silicon crystal se bante hain.
Isliye unka color mostly black hota hai.

✔ Features:

  • High efficiency
  • Premium quality silicon
  • Sleek black look
  • Low-light me bhi achha performance

✔ Best For:

  • Ghar jahan roof space kam ho
  • High-performance requirement
  • Commercial & premium installations

2. Polycrystalline Solar Panels Kya Hote Hain?

Polycrystalline panels multiple silicon crystals se bante hain.
Isliye unka color blue hota hai.

✔ Features:

  • Budget-friendly
  • Moderate efficiency
  • Heat me thoda kam performance

✔ Best For:

  • Bade roof area
  • Low-budget installations
  • Farms, industries, warehouses

3. Monocrystalline vs Polycrystalline – Side-by-Side Comparison

FeatureMonocrystallinePolycrystalline
ColorBlackBlue
Efficiency18% – 23%15% – 18%
Heat PerformanceBetterModerate
Low-Light PerformanceExcellentGood
Lifespan25–30 years20–25 years
Roof Space RequiredLessMore
PriceHigherLower
TechnologySingle crystal siliconMulti-crystal silicon
WeightSlightly lighterSlightly heavier

4. Efficiency Difference – Kaunsa Zyada Power Deta Hai?

Monocrystalline panel ki efficiency 3–5% zyada hoti hai.

Example:

  • Mono: 21%
  • Poly: 16%

Result:
Agar roof chhoti hai, mono panel zyada electricity produce karega.


5. Performance in Indian Weather

Hot Climate (40°C +)

  • Mono → Better
  • Poly → Heat me thoda drop

Cloudy / Low-light Weather

  • Mono → Zyada output
  • Poly → Kam output

India me mostly hot + dusty weather hota hai, jisme mono panel zyada stable rehta hai.


6. Price Difference – Kitna Mahenga?

TypeAvg Price (Per Watt)
Monocrystalline₹28 – ₹38/watt
Polycrystalline₹22 – ₹32/watt

Mono 10–20% costly hota hai.


7. Lifespan & Durability

  • Monocrystalline: 25–30 years
  • Polycrystalline: 20–25 years

Warranty:

  • Performance: 25 years
  • Product: 10–15 years

Mono panels ka degradation rate bhi kam hota hai (0.3–0.5% per year).


8. Ghar ke Liye Kaunsa Best?

Agar aap home rooftop ke liye panel le rahe ho:

Best Choice: Monocrystalline
Reason:

  • Kam space me bhi high output
  • Better efficiency
  • Long life
  • Smart black look

Poly tab best hai jab:

  • Budget tight ho
  • Roof area bohot zyada ho

9. Solar Subsidy Kis Panel Me Milti Hai?

Indian Government ke guidelines ke hisab se:

👉 Subsidy only for MNRE approved Mono PERC panels
Poly panels ko ab subsidy me include nahi kiya jaata.

Agar aapko subsidy chahiye, mono hi lena compulsory hai.


10. Kis Tarah Ka Mono Panel Lena Chahiye?

  • Mono PERC (Best value)
  • Half-Cut Technology (High performance)
  • Bifacial Panels (Ultra high output)

⭐ Final Verdict: Kaunsa Solar Panel Better?

SituationRecommended Panel
Small roofMonocrystalline
High performanceMonocrystalline
Budget projectPolycrystalline
Farm, shed, industrial areaPolycrystalline
With government subsidyMono PERC only
Low-light/winter areasMono

Overall Winner:

Monocrystalline Solar Panel (Performance + Lifespan + Efficiency)


FAQ – Monocrystalline vs Polycrystalline

Q1. Ghar ke liye mono ya poly — kaunsa sahi?

Mono, kyunki efficiency high hoti hai aur kam space me zyada power deta hai.

Q2. Kya polycrystalline panel subsidy me milta hai?

Nahi, subsidy sirf Mono PERC panels par milti hai.

Q3. Mono panel kitne saal chalta hai?

25–30 years.

Q4. Kya monocrystalline bahut expensive hai?

Lagbhag 10–20% hi zyada cost.

Q5. Kaunsa panel low-light me zyada electricity deta hai?

Monocrystalline.


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