---
title: "Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Longi Solar LR7-72HVH-630M - Solar Panel Comparison | ComparePV"
description: "Compare Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Longi Solar LR7-72HVH-630M side by side: what actually differs, output when it is hot, thirty-year production, and the full specification."
source: "https://comparepv.com/compare/jinkosolar-jkm615-635n-78hl4-v-f6-en-620w-variant/longi-lr7-72hvh-630m"
image: "https://comparepv.com/og/compare/panels/jinkosolar-jkm615-635n-78hl4-v-f6-en-620w-variant/longi-lr7-72hvh-630m.png"
updated: 2026-09-11
---

# Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Longi Solar LR7-72HVH-630M

LR7-72HVH-630M leads on the differences that matter

The largest is module efficiency: 1.12 pp more efficient. 4 of 19 comparable parameters are identical.


## The two panels


| Attribute | A | B |
| --- | --- | --- |
| Panel | [Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant)](https://comparepv.com/panel/jinkosolar-jkm615-635n-78hl4-v-f6-en-620w-variant) | [Longi Solar LR7-72HVH-630M](https://comparepv.com/panel/longi-lr7-72hvh-630m) |
| Manufacturer | Jinko Solar | Longi Solar |
| Power | 620 Wp | 630 Wp |
| Efficiency | 22.18 % | 23.30 % |
| Technology | N-type | N-type |


## Where they differ

Ranked by how much the difference matters, not by datasheet order.


| Parameter | JKM615-635N-78HL4-(V)-F6-EN (620W variant) | LR7-72HVH-630M | Difference |
| --- | --- | --- | --- |
| Module efficiency | 22.18 % | 23.30 % | +1.12 pp for LR7-72HVH-630M |
| Power density | 221.8 Wp/m² | 233.2 Wp/m² | +11.4 Wp/m² for LR7-72HVH-630M |
| Temperature coefficient | -0.290 %/°C | -0.260 %/°C | +0.030 %/°C for LR7-72HVH-630M |
| Product warranty | 12 yrs | 15 yrs | +3 yrs for LR7-72HVH-630M |
| Module area | 2.795 m² | 2.701 m² | 0.094 m² apart |
| Open-circuit voltage | 56.40 V | 53.50 V | 2.90 V apart |
| Short-circuit current | 13.86 A | 14.97 A | 1.11 A apart |
| Annual degradation | 0.40 %/yr | 0.35 %/yr | -0.05 %/yr for LR7-72HVH-630M |
| Rated power | 620 Wp | 630 Wp | +10 W for LR7-72HVH-630M |
| Cell count | 156 | 144 | 12 cells apart |
| Weight per kWp | 47.6 kg/kWp | 45.2 kg/kWp | -2.3 kg/kWp for LR7-72HVH-630M |
| Weight | 29.5 kg | 28.5 kg | -1.0 kg for LR7-72HVH-630M |
| Voltage at max power | 46.97 V | 44.16 V | 2.81 V apart |
| Current at max power | 13.20 A | 14.27 A | 1.07 A apart |
| Dimensions | 2465x1134x35 mm | 2382x1134x30 mm | 2465x1134x35 mm vs 2382x1134x30 mm |


## Every compared parameter


| Parameter | JKM615-635N-78HL4-(V)-F6-EN (620W variant) | LR7-72HVH-630M |
| --- | --- | --- |
| Rated power | 620 Wp | 630 Wp |
| Module efficiency | 22.18 % | 23.30 % |
| Power density | 221.8 Wp/m² | 233.2 Wp/m² |
| Open-circuit voltage | 56.40 V | 53.50 V |
| Voltage at max power | 46.97 V | 44.16 V |
| Short-circuit current | 13.86 A | 14.97 A |
| Current at max power | 13.20 A | 14.27 A |
| Temperature coefficient | -0.290 %/°C | -0.260 %/°C |
| Dimensions | 2465x1134x35 mm | 2382x1134x30 mm |
| Module area | 2.795 m² | 2.701 m² |
| Weight | 29.5 kg | 28.5 kg |
| Weight per kWp | 47.6 kg/kWp | 45.2 kg/kWp |
| Product warranty | 12 yrs | 15 yrs |
| Performance warranty | 30 yrs | 30 yrs |
| Annual degradation | 0.40 %/yr | 0.35 %/yr |
| Cell technology | N-type | N-type |
| Cell type | Monocrystalline | Monocrystalline |
| Cell count | 156 | 144 |
| Bifacial | No | No |


## Thirty-year yield

Each panel's own declared degradation curve, at 1,200 kWh/kWp a year

- **Cumulative output, JKM615-635N-78HL4-(V)-F6-EN (620W variant):** 20,802 kWh
- **Cumulative output, LR7-72HVH-630M:** 21,302 kWh
- **Gap:** 500 kWh


## Output when hot


| Condition | Cell temperature | JKM615-635N-78HL4-(V)-F6-EN (620W variant) | LR7-72HVH-630M | Retained |
| --- | --- | --- | --- | --- |
| Standard test conditions | 25 °C | 620 W | 630 W | 100.0% of rated power |
| Cool, bright day | 40 °C | 593 W | 605 W | 95.7% of rated power |
| Typical summer roof | 55 °C | 566 W | 581 W | 91.3% of rated power |
| Hot roof | 70 °C | 539 W | 556 W | 87.0% of rated power |


## Against the whole database


| Measure | JKM615-635N-78HL4-(V)-F6-EN (620W variant) | LR7-72HVH-630M | Out of | Note |
| --- | --- | --- | --- | --- |
| Efficiency | #5,994 | #1,057 | 14,129 | LR7-72HVH-630M leads by 4,937 places |
| Power density | #5,933 | #1,042 | 14,129 | LR7-72HVH-630M leads by 4,891 places |
| Heat behaviour | #2,220 | #515 | 14,129 | LR7-72HVH-630M leads by 1,705 places |
| Weight | #1,762 | #655 | 14,129 | LR7-72HVH-630M leads by 1,107 places |
| Warranty | #21 | #21 | 14,129 | Tied - the same position in the database |
| Overall | #3,410 | #1,594 | 14,129 | LR7-72HVH-630M leads by 1,816 places |


## Questions


### Which panel is better: Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) or Longi Solar LR7-72HVH-630M?

According to our database: **Longi Solar LR7-72HVH-630M** has higher module efficiency (**23.30%** vs **22.18%**); **Longi Solar LR7-72HVH-630M** tolerates heat better (temp coeff **-0.260%/°C** vs **-0.290%/°C**). See the full spec comparison and 30-year energy simulation above for a complete picture.


### What is the efficiency of Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) and Longi Solar LR7-72HVH-630M?

**Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (**620 W** variant)** has a module efficiency of **22.18%**, while **Longi Solar LR7-72HVH-630M** is **23.30%**. Higher efficiency means more electricity from the same roof area - useful when space is limited.


### What cell technology does Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) use vs Longi Solar LR7-72HVH-630M?

**Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (**620 W** variant)** uses **N-type** cells; **Longi Solar LR7-72HVH-630M** uses **N-type**. Modern **n-type** technologies (**TOPCon**, **HJT**, BC) typically deliver higher efficiency and lower degradation compared to older **PERC** (p-type) cells.


### What is the warranty on Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) and Longi Solar LR7-72HVH-630M?

**Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (**620 W** variant)** has a **30 years** power warranty; **Longi Solar LR7-72HVH-630M** has a **30 years** power warranty. The power warranty guarantees a minimum percentage of rated output at the end of the warranty period (typically 80**-87%**). Product (materials) warranties are usually shorter.


## Related comparisons

- [Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (635W variant)](https://comparepv.com/compare/jinkosolar-jkm615-635n-78hl4-v-f6-en-620w-variant/jinkosolar-jkm615-635n-78hl4-v-f6-en-635w-variant) - 3 differences, the largest is module efficiency
- [Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (630W variant)](https://comparepv.com/compare/jinkosolar-jkm615-635n-78hl4-v-f6-en-620w-variant/jinkosolar-jkm615-635n-78hl4-v-f6-en-630w-variant) - 3 differences, the largest is module efficiency
- [Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (625W variant)](https://comparepv.com/compare/jinkosolar-jkm615-635n-78hl4-v-f6-en-620w-variant/jinkosolar-jkm615-635n-78hl4-v-f6-en-625w-variant) - The same specification on paper
- [Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (615W variant)](https://comparepv.com/compare/jinkosolar-jkm615-635n-78hl4-v-f6-en-620w-variant/jinkosolar-jkm615-635n-78hl4-v-f6-en-615w-variant) - The same specification on paper
- [Longi Solar LR7-72HVH-630M vs Longi Solar LR7-72HVH-635M](https://comparepv.com/compare/longi-lr7-72hvh-630m/longi-lr7-72hvh-635m) - One difference: module efficiency
- [Jinko Solar JKM615-635N-78HL4-(V)-F6-EN (620W variant) vs Jinko Solar JKM710-735N-66HL5-BDV-Z3-EU (735W bin)](https://comparepv.com/compare/jinkosolar-jkm615-635n-78hl4-v-f6-en-620w-variant/jinkosolar-jkm710-735n-66hl5-bdv-z3-eu-735w-bin) - 14 differences, the largest is module efficiency


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Source: https://comparepv.com/compare/jinkosolar-jkm615-635n-78hl4-v-f6-en-620w-variant/longi-lr7-72hvh-630m

Not in this file, on the page: the thirty-year yield curve year by year at a cell temperature you pick and a written summary generated on request.